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Gene Information

Gene symbol: NCK1

Gene name: NCK adaptor protein 1

HGNC ID: 7664

Synonyms: NCKalpha

Related Genes

# Gene Symbol Number of hits
1 ACTN4 1 hits
2 AGT 1 hits
3 BCAR1 1 hits
4 CBL 1 hits
5 CD2 1 hits
6 CD2AP 1 hits
7 IQGAP1 1 hits
8 JUP 1 hits
9 LATS1 1 hits
10 MAGI1 1 hits
11 NCK2 1 hits
12 NPHS1 1 hits
13 NPHS2 1 hits
14 PAK1 1 hits
15 RHOA 1 hits
16 RPS27A 1 hits
17 SH3YL1 1 hits
18 SYNPO 1 hits
19 TICAM2 1 hits
20 WAS 1 hits
21 WASL 1 hits
22 WTIP 1 hits

Related Sentences

# PMID Sentence
1 16525419 Nck adaptor proteins link nephrin to the actin cytoskeleton of kidney podocytes.
2 16525419 Here we show that nephrin selectively binds the Src homology 2 (SH2)/SH3 domain-containing Nck adaptor proteins, which in turn control the podocyte cytoskeleton in vivo.
3 16525419 The cytoplasmic tail of nephrin has multiple YDxV sites that form preferred binding motifs for the Nck SH2 domain once phosphorylated by Src-family kinases.
4 16525419 We show that this Nck-nephrin interaction is required for nephrin-dependent actin reorganization.
5 16525419 Together, these findings identify a physiological signalling pathway in which nephrin is linked through phosphotyrosine-based interactions to Nck adaptors, and thus to the underlying actin cytoskeleton in podocytes.
6 16525419 Nck adaptor proteins link nephrin to the actin cytoskeleton of kidney podocytes.
7 16525419 Here we show that nephrin selectively binds the Src homology 2 (SH2)/SH3 domain-containing Nck adaptor proteins, which in turn control the podocyte cytoskeleton in vivo.
8 16525419 The cytoplasmic tail of nephrin has multiple YDxV sites that form preferred binding motifs for the Nck SH2 domain once phosphorylated by Src-family kinases.
9 16525419 We show that this Nck-nephrin interaction is required for nephrin-dependent actin reorganization.
10 16525419 Together, these findings identify a physiological signalling pathway in which nephrin is linked through phosphotyrosine-based interactions to Nck adaptors, and thus to the underlying actin cytoskeleton in podocytes.
11 16525419 Nck adaptor proteins link nephrin to the actin cytoskeleton of kidney podocytes.
12 16525419 Here we show that nephrin selectively binds the Src homology 2 (SH2)/SH3 domain-containing Nck adaptor proteins, which in turn control the podocyte cytoskeleton in vivo.
13 16525419 The cytoplasmic tail of nephrin has multiple YDxV sites that form preferred binding motifs for the Nck SH2 domain once phosphorylated by Src-family kinases.
14 16525419 We show that this Nck-nephrin interaction is required for nephrin-dependent actin reorganization.
15 16525419 Together, these findings identify a physiological signalling pathway in which nephrin is linked through phosphotyrosine-based interactions to Nck adaptors, and thus to the underlying actin cytoskeleton in podocytes.
16 16525419 Nck adaptor proteins link nephrin to the actin cytoskeleton of kidney podocytes.
17 16525419 Here we show that nephrin selectively binds the Src homology 2 (SH2)/SH3 domain-containing Nck adaptor proteins, which in turn control the podocyte cytoskeleton in vivo.
18 16525419 The cytoplasmic tail of nephrin has multiple YDxV sites that form preferred binding motifs for the Nck SH2 domain once phosphorylated by Src-family kinases.
19 16525419 We show that this Nck-nephrin interaction is required for nephrin-dependent actin reorganization.
20 16525419 Together, these findings identify a physiological signalling pathway in which nephrin is linked through phosphotyrosine-based interactions to Nck adaptors, and thus to the underlying actin cytoskeleton in podocytes.
21 16525419 Nck adaptor proteins link nephrin to the actin cytoskeleton of kidney podocytes.
22 16525419 Here we show that nephrin selectively binds the Src homology 2 (SH2)/SH3 domain-containing Nck adaptor proteins, which in turn control the podocyte cytoskeleton in vivo.
23 16525419 The cytoplasmic tail of nephrin has multiple YDxV sites that form preferred binding motifs for the Nck SH2 domain once phosphorylated by Src-family kinases.
24 16525419 We show that this Nck-nephrin interaction is required for nephrin-dependent actin reorganization.
25 16525419 Together, these findings identify a physiological signalling pathway in which nephrin is linked through phosphotyrosine-based interactions to Nck adaptors, and thus to the underlying actin cytoskeleton in podocytes.
26 16543952 Nephrin ectodomain engagement results in Src kinase activation, nephrin phosphorylation, Nck recruitment, and actin polymerization.
27 16543952 We found that this nephrin phosphorylation event resulted in recruitment of the SH2-SH3 domain-containing adapter protein Nck and assembly of actin filaments in an Nck-dependent fashion.
28 16543952 Nephrin ectodomain engagement results in Src kinase activation, nephrin phosphorylation, Nck recruitment, and actin polymerization.
29 16543952 We found that this nephrin phosphorylation event resulted in recruitment of the SH2-SH3 domain-containing adapter protein Nck and assembly of actin filaments in an Nck-dependent fashion.
30 16630808 Nck links nephrin to actin in kidney podocytes.
31 16630808 Two papers, one in Nature (Jones et al., 2006) and the other in the Journal of Clinical Investigation (Verma et al., 2006) show that Nck adaptor proteins connect phosphorylated nephrin with actin polymerization in podocyte foot processes, structures important for slit-diaphragm formation in the kidney.
32 16630808 Nck links nephrin to actin in kidney podocytes.
33 16630808 Two papers, one in Nature (Jones et al., 2006) and the other in the Journal of Clinical Investigation (Verma et al., 2006) show that Nck adaptor proteins connect phosphorylated nephrin with actin polymerization in podocyte foot processes, structures important for slit-diaphragm formation in the kidney.
34 16934223 Rat nephrin modulates cell morphology via the adaptor protein Nck.
35 16934223 We and others reported previously that the cytoplasmic domain of human and mouse nephrin interacts with the adaptor protein, Nck, in a tyrosine phosphorylation-dependent manner.
36 16934223 In the current study, we characterized the interaction of rat nephrin with Nck and further addressed its impact on cell morphology.
37 16934223 Rat nephrin expressed in Cos-1 cells co-immunoprecipitated with Nck in a manner dependent on the phosphorylation of Y1204 and Y1228.
38 16934223 Nephrin from normal rat glomeruli was also tyrosine phosphorylated and associated with Nck.
39 16934223 Taken together, we propose that Nck couples nephrin to the actin cytoskeleton in glomerular podocytes and contributes to the maintenance of normal morphology and function of podocytes.
40 16934223 Rat nephrin modulates cell morphology via the adaptor protein Nck.
41 16934223 We and others reported previously that the cytoplasmic domain of human and mouse nephrin interacts with the adaptor protein, Nck, in a tyrosine phosphorylation-dependent manner.
42 16934223 In the current study, we characterized the interaction of rat nephrin with Nck and further addressed its impact on cell morphology.
43 16934223 Rat nephrin expressed in Cos-1 cells co-immunoprecipitated with Nck in a manner dependent on the phosphorylation of Y1204 and Y1228.
44 16934223 Nephrin from normal rat glomeruli was also tyrosine phosphorylated and associated with Nck.
45 16934223 Taken together, we propose that Nck couples nephrin to the actin cytoskeleton in glomerular podocytes and contributes to the maintenance of normal morphology and function of podocytes.
46 16934223 Rat nephrin modulates cell morphology via the adaptor protein Nck.
47 16934223 We and others reported previously that the cytoplasmic domain of human and mouse nephrin interacts with the adaptor protein, Nck, in a tyrosine phosphorylation-dependent manner.
48 16934223 In the current study, we characterized the interaction of rat nephrin with Nck and further addressed its impact on cell morphology.
49 16934223 Rat nephrin expressed in Cos-1 cells co-immunoprecipitated with Nck in a manner dependent on the phosphorylation of Y1204 and Y1228.
50 16934223 Nephrin from normal rat glomeruli was also tyrosine phosphorylated and associated with Nck.
51 16934223 Taken together, we propose that Nck couples nephrin to the actin cytoskeleton in glomerular podocytes and contributes to the maintenance of normal morphology and function of podocytes.
52 16934223 Rat nephrin modulates cell morphology via the adaptor protein Nck.
53 16934223 We and others reported previously that the cytoplasmic domain of human and mouse nephrin interacts with the adaptor protein, Nck, in a tyrosine phosphorylation-dependent manner.
54 16934223 In the current study, we characterized the interaction of rat nephrin with Nck and further addressed its impact on cell morphology.
55 16934223 Rat nephrin expressed in Cos-1 cells co-immunoprecipitated with Nck in a manner dependent on the phosphorylation of Y1204 and Y1228.
56 16934223 Nephrin from normal rat glomeruli was also tyrosine phosphorylated and associated with Nck.
57 16934223 Taken together, we propose that Nck couples nephrin to the actin cytoskeleton in glomerular podocytes and contributes to the maintenance of normal morphology and function of podocytes.
58 16934223 Rat nephrin modulates cell morphology via the adaptor protein Nck.
59 16934223 We and others reported previously that the cytoplasmic domain of human and mouse nephrin interacts with the adaptor protein, Nck, in a tyrosine phosphorylation-dependent manner.
60 16934223 In the current study, we characterized the interaction of rat nephrin with Nck and further addressed its impact on cell morphology.
61 16934223 Rat nephrin expressed in Cos-1 cells co-immunoprecipitated with Nck in a manner dependent on the phosphorylation of Y1204 and Y1228.
62 16934223 Nephrin from normal rat glomeruli was also tyrosine phosphorylated and associated with Nck.
63 16934223 Taken together, we propose that Nck couples nephrin to the actin cytoskeleton in glomerular podocytes and contributes to the maintenance of normal morphology and function of podocytes.
64 16934223 Rat nephrin modulates cell morphology via the adaptor protein Nck.
65 16934223 We and others reported previously that the cytoplasmic domain of human and mouse nephrin interacts with the adaptor protein, Nck, in a tyrosine phosphorylation-dependent manner.
66 16934223 In the current study, we characterized the interaction of rat nephrin with Nck and further addressed its impact on cell morphology.
67 16934223 Rat nephrin expressed in Cos-1 cells co-immunoprecipitated with Nck in a manner dependent on the phosphorylation of Y1204 and Y1228.
68 16934223 Nephrin from normal rat glomeruli was also tyrosine phosphorylated and associated with Nck.
69 16934223 Taken together, we propose that Nck couples nephrin to the actin cytoskeleton in glomerular podocytes and contributes to the maintenance of normal morphology and function of podocytes.
70 17766183 The intracellular domain of nephrin is associated with linker proteins, such as CD2-associated protein and Nck proteins that can connect nephrin to the actin cytoskeleton.
71 18212058 The clustering of nephrin induces its tyrosine phosphorylation, Nck recruitment, and sustained localized actin polymerization.
72 18212058 Any one of three phosphorylated (p)YDXV motifs on nephrin is sufficient to recruit Nck through its Src homology 2 (SH2) domain and induce localized actin polymerization at these clusters.
73 18212058 Similarly, Nck SH3 mutants in which only the second or third SH3 domain is functional can mediate nephrin-induced actin polymerization.
74 18212058 However, combining such nephrin and Nck mutants attenuates actin polymerization at nephrin-Nck clusters.
75 18212058 We propose that the multiple Nck SH2-binding motifs on nephrin and the multiple SH3 domains of Nck act cooperatively to recruit the high local concentration of effectors at sites of nephrin activation that is required to initiate and maintain actin polymerization in vivo.
76 18212058 The clustering of nephrin induces its tyrosine phosphorylation, Nck recruitment, and sustained localized actin polymerization.
77 18212058 Any one of three phosphorylated (p)YDXV motifs on nephrin is sufficient to recruit Nck through its Src homology 2 (SH2) domain and induce localized actin polymerization at these clusters.
78 18212058 Similarly, Nck SH3 mutants in which only the second or third SH3 domain is functional can mediate nephrin-induced actin polymerization.
79 18212058 However, combining such nephrin and Nck mutants attenuates actin polymerization at nephrin-Nck clusters.
80 18212058 We propose that the multiple Nck SH2-binding motifs on nephrin and the multiple SH3 domains of Nck act cooperatively to recruit the high local concentration of effectors at sites of nephrin activation that is required to initiate and maintain actin polymerization in vivo.
81 18212058 The clustering of nephrin induces its tyrosine phosphorylation, Nck recruitment, and sustained localized actin polymerization.
82 18212058 Any one of three phosphorylated (p)YDXV motifs on nephrin is sufficient to recruit Nck through its Src homology 2 (SH2) domain and induce localized actin polymerization at these clusters.
83 18212058 Similarly, Nck SH3 mutants in which only the second or third SH3 domain is functional can mediate nephrin-induced actin polymerization.
84 18212058 However, combining such nephrin and Nck mutants attenuates actin polymerization at nephrin-Nck clusters.
85 18212058 We propose that the multiple Nck SH2-binding motifs on nephrin and the multiple SH3 domains of Nck act cooperatively to recruit the high local concentration of effectors at sites of nephrin activation that is required to initiate and maintain actin polymerization in vivo.
86 18212058 The clustering of nephrin induces its tyrosine phosphorylation, Nck recruitment, and sustained localized actin polymerization.
87 18212058 Any one of three phosphorylated (p)YDXV motifs on nephrin is sufficient to recruit Nck through its Src homology 2 (SH2) domain and induce localized actin polymerization at these clusters.
88 18212058 Similarly, Nck SH3 mutants in which only the second or third SH3 domain is functional can mediate nephrin-induced actin polymerization.
89 18212058 However, combining such nephrin and Nck mutants attenuates actin polymerization at nephrin-Nck clusters.
90 18212058 We propose that the multiple Nck SH2-binding motifs on nephrin and the multiple SH3 domains of Nck act cooperatively to recruit the high local concentration of effectors at sites of nephrin activation that is required to initiate and maintain actin polymerization in vivo.
91 18212058 The clustering of nephrin induces its tyrosine phosphorylation, Nck recruitment, and sustained localized actin polymerization.
92 18212058 Any one of three phosphorylated (p)YDXV motifs on nephrin is sufficient to recruit Nck through its Src homology 2 (SH2) domain and induce localized actin polymerization at these clusters.
93 18212058 Similarly, Nck SH3 mutants in which only the second or third SH3 domain is functional can mediate nephrin-induced actin polymerization.
94 18212058 However, combining such nephrin and Nck mutants attenuates actin polymerization at nephrin-Nck clusters.
95 18212058 We propose that the multiple Nck SH2-binding motifs on nephrin and the multiple SH3 domains of Nck act cooperatively to recruit the high local concentration of effectors at sites of nephrin activation that is required to initiate and maintain actin polymerization in vivo.
96 18256598 Phosphorylation of tyrosine residue (Y1204) of rat nephrin by Fyn kinase allows Nck adaptor protein binding to nephrin motifs, which include the phosphorylated tyrosine.
97 18256598 Here, we generated an antibody recognizing phosphorylated nephrin at the Nck binding sites pY1204 and pY1228 to determine the phosphorylation status of nephrin using a rat model of puromycin aminonucleoside-induced nephrosis.
98 18256598 Phosphorylation of tyrosine residue (Y1204) of rat nephrin by Fyn kinase allows Nck adaptor protein binding to nephrin motifs, which include the phosphorylated tyrosine.
99 18256598 Here, we generated an antibody recognizing phosphorylated nephrin at the Nck binding sites pY1204 and pY1228 to determine the phosphorylation status of nephrin using a rat model of puromycin aminonucleoside-induced nephrosis.
100 19443634 We recently established that the Nck family of Src homology 2 (SH2)/SH3 cytoskeletal adaptor proteins can mediate nephrin-dependent actin reorganization.
101 19443634 These data suggest that Nck is required to maintain adult podocytes and that phosphotyrosine-based interactions with nephrin may occur in foot processes of resting, mature podocytes.
102 19443634 We recently established that the Nck family of Src homology 2 (SH2)/SH3 cytoskeletal adaptor proteins can mediate nephrin-dependent actin reorganization.
103 19443634 These data suggest that Nck is required to maintain adult podocytes and that phosphotyrosine-based interactions with nephrin may occur in foot processes of resting, mature podocytes.
104 20071462 The tyrosine phosphorylation of nephrin is reported to regulate podocyte morphology via the Nck adaptor proteins.
105 20071462 In mouse podocytes, Pak2 was predominantly phosphorylated, concentrated at the tips of the cellular processes, and its expression and/or phosphorylation were further increased when differentiated.
106 20071462 Overexpression of rat nephrin in podocytes increased Pak1/2 phosphorylation, which was abolished when the Nck binding sites were mutated.
107 20071462 Furthermore, dominant-negative Nck constructs blocked the Pak1 phosphorylation induced by antibody-mediated cross linking of nephrin.
108 20071462 Transient transfection of constitutively kinase-active Pak1 into differentiated mouse podocytes decreased stress fibers, increased cortical F-actin, and extended the cellular processes, whereas kinase-dead mutant, kinase inhibitory construct, and Pak2 knockdown by shRNA had the opposite effect.
109 20071462 In a rat model of puromycin aminonucleoside nephrosis, Pak1/2 phosphorylation was decreased in glomeruli, concomitantly with a decrease of nephrin tyrosine phosphorylation.
110 20071462 The tyrosine phosphorylation of nephrin is reported to regulate podocyte morphology via the Nck adaptor proteins.
111 20071462 In mouse podocytes, Pak2 was predominantly phosphorylated, concentrated at the tips of the cellular processes, and its expression and/or phosphorylation were further increased when differentiated.
112 20071462 Overexpression of rat nephrin in podocytes increased Pak1/2 phosphorylation, which was abolished when the Nck binding sites were mutated.
113 20071462 Furthermore, dominant-negative Nck constructs blocked the Pak1 phosphorylation induced by antibody-mediated cross linking of nephrin.
114 20071462 Transient transfection of constitutively kinase-active Pak1 into differentiated mouse podocytes decreased stress fibers, increased cortical F-actin, and extended the cellular processes, whereas kinase-dead mutant, kinase inhibitory construct, and Pak2 knockdown by shRNA had the opposite effect.
115 20071462 In a rat model of puromycin aminonucleoside nephrosis, Pak1/2 phosphorylation was decreased in glomeruli, concomitantly with a decrease of nephrin tyrosine phosphorylation.
116 20071462 The tyrosine phosphorylation of nephrin is reported to regulate podocyte morphology via the Nck adaptor proteins.
117 20071462 In mouse podocytes, Pak2 was predominantly phosphorylated, concentrated at the tips of the cellular processes, and its expression and/or phosphorylation were further increased when differentiated.
118 20071462 Overexpression of rat nephrin in podocytes increased Pak1/2 phosphorylation, which was abolished when the Nck binding sites were mutated.
119 20071462 Furthermore, dominant-negative Nck constructs blocked the Pak1 phosphorylation induced by antibody-mediated cross linking of nephrin.
120 20071462 Transient transfection of constitutively kinase-active Pak1 into differentiated mouse podocytes decreased stress fibers, increased cortical F-actin, and extended the cellular processes, whereas kinase-dead mutant, kinase inhibitory construct, and Pak2 knockdown by shRNA had the opposite effect.
121 20071462 In a rat model of puromycin aminonucleoside nephrosis, Pak1/2 phosphorylation was decreased in glomeruli, concomitantly with a decrease of nephrin tyrosine phosphorylation.
122 20484117 Moreover, c-mip inhibited interactions between Fyn and the cytoskeletal regulator N-WASP (neural Wiskott-Aldrich syndrome protein) and between the adaptor protein Nck and nephrin, potentially accounting for cytoskeletal disorganization and the effacement of foot processes seen in idiopathic nephrotic syndromes.
123 21937443 Vascular endothelial growth factor receptor 2 direct interaction with nephrin links VEGF-A signals to actin in kidney podocytes.
124 21937443 Accumulating evidence suggests a cross-talk between VEGF-A and nephrin signaling pathways.
125 21937443 We previously showed that in vivo nephrin associates with VEGF receptor-2 (VEGFR2), the signaling receptor for VEGF-A.
126 21937443 In the present work, we characterized the interaction between nephrin and VEGFR2 in cultured cells and in vitro.
127 21937443 This interaction occurs through VEGFR2 and nephrin cytoplasmic domains.
128 21937443 Furthermore, the nephrin-VEGFR2 complex involves Nck and actin.
129 21937443 We propose that the nephrin-VEGFR2 complex acts as a key mediator to transduce local VEGF-A signals to the podocyte actin cytoskeleton, regulating the foot process structure and glomerular filter integrity.
130 22662192 In podocytes, IQGAP1 is associated with nephrin in the glomerular slit diaphragm (SD) complex, but its role remains ill-defined.
131 22662192 IC, IP, and IsPL experiments showed colocalizations and/or interactions between IQGAP1 and SD proteins (nephrin, MAGI-1, CD2AP, NCK 1/2, podocin), podocalyxin, and cytoskeletal proteins (α-actinin-4).
132 23188823 Direct regulation of nephrin tyrosine phosphorylation by Nck adaptor proteins.
133 23188823 We have recently reported that tyrosine phosphorylation of the cytoplasmic tail of nephrin facilitates recruitment of Nck SH2/SH3 adaptor proteins and subsequent actin remodeling and that phosphorylation of the Nck binding sites on nephrin is decreased during podocyte injury.
134 23188823 We now demonstrate that Nck directly modulates nephrin phosphorylation through formation of a signaling complex with the Src family kinase Fyn.
135 23188823 The ability of Nck to enhance nephrin phosphorylation is compromised in the presence of a Src family kinase inhibitor and when the SH3 domains of Nck are mutated.
136 23188823 Furthermore, induced loss of Nck expression in podocytes in vivo is associated with a rapid reduction in nephrin tyrosine phosphorylation.
137 23188823 Our results suggest that Nck may facilitate dynamic signaling events at the slit diaphragm by promoting Fyn-dependent phosphorylation of nephrin, which may be important in the regulation of foot process morphology and response to podocyte injury.
138 23188823 Direct regulation of nephrin tyrosine phosphorylation by Nck adaptor proteins.
139 23188823 We have recently reported that tyrosine phosphorylation of the cytoplasmic tail of nephrin facilitates recruitment of Nck SH2/SH3 adaptor proteins and subsequent actin remodeling and that phosphorylation of the Nck binding sites on nephrin is decreased during podocyte injury.
140 23188823 We now demonstrate that Nck directly modulates nephrin phosphorylation through formation of a signaling complex with the Src family kinase Fyn.
141 23188823 The ability of Nck to enhance nephrin phosphorylation is compromised in the presence of a Src family kinase inhibitor and when the SH3 domains of Nck are mutated.
142 23188823 Furthermore, induced loss of Nck expression in podocytes in vivo is associated with a rapid reduction in nephrin tyrosine phosphorylation.
143 23188823 Our results suggest that Nck may facilitate dynamic signaling events at the slit diaphragm by promoting Fyn-dependent phosphorylation of nephrin, which may be important in the regulation of foot process morphology and response to podocyte injury.
144 23188823 Direct regulation of nephrin tyrosine phosphorylation by Nck adaptor proteins.
145 23188823 We have recently reported that tyrosine phosphorylation of the cytoplasmic tail of nephrin facilitates recruitment of Nck SH2/SH3 adaptor proteins and subsequent actin remodeling and that phosphorylation of the Nck binding sites on nephrin is decreased during podocyte injury.
146 23188823 We now demonstrate that Nck directly modulates nephrin phosphorylation through formation of a signaling complex with the Src family kinase Fyn.
147 23188823 The ability of Nck to enhance nephrin phosphorylation is compromised in the presence of a Src family kinase inhibitor and when the SH3 domains of Nck are mutated.
148 23188823 Furthermore, induced loss of Nck expression in podocytes in vivo is associated with a rapid reduction in nephrin tyrosine phosphorylation.
149 23188823 Our results suggest that Nck may facilitate dynamic signaling events at the slit diaphragm by promoting Fyn-dependent phosphorylation of nephrin, which may be important in the regulation of foot process morphology and response to podocyte injury.
150 23188823 Direct regulation of nephrin tyrosine phosphorylation by Nck adaptor proteins.
151 23188823 We have recently reported that tyrosine phosphorylation of the cytoplasmic tail of nephrin facilitates recruitment of Nck SH2/SH3 adaptor proteins and subsequent actin remodeling and that phosphorylation of the Nck binding sites on nephrin is decreased during podocyte injury.
152 23188823 We now demonstrate that Nck directly modulates nephrin phosphorylation through formation of a signaling complex with the Src family kinase Fyn.
153 23188823 The ability of Nck to enhance nephrin phosphorylation is compromised in the presence of a Src family kinase inhibitor and when the SH3 domains of Nck are mutated.
154 23188823 Furthermore, induced loss of Nck expression in podocytes in vivo is associated with a rapid reduction in nephrin tyrosine phosphorylation.
155 23188823 Our results suggest that Nck may facilitate dynamic signaling events at the slit diaphragm by promoting Fyn-dependent phosphorylation of nephrin, which may be important in the regulation of foot process morphology and response to podocyte injury.
156 23188823 Direct regulation of nephrin tyrosine phosphorylation by Nck adaptor proteins.
157 23188823 We have recently reported that tyrosine phosphorylation of the cytoplasmic tail of nephrin facilitates recruitment of Nck SH2/SH3 adaptor proteins and subsequent actin remodeling and that phosphorylation of the Nck binding sites on nephrin is decreased during podocyte injury.
158 23188823 We now demonstrate that Nck directly modulates nephrin phosphorylation through formation of a signaling complex with the Src family kinase Fyn.
159 23188823 The ability of Nck to enhance nephrin phosphorylation is compromised in the presence of a Src family kinase inhibitor and when the SH3 domains of Nck are mutated.
160 23188823 Furthermore, induced loss of Nck expression in podocytes in vivo is associated with a rapid reduction in nephrin tyrosine phosphorylation.
161 23188823 Our results suggest that Nck may facilitate dynamic signaling events at the slit diaphragm by promoting Fyn-dependent phosphorylation of nephrin, which may be important in the regulation of foot process morphology and response to podocyte injury.
162 23188823 Direct regulation of nephrin tyrosine phosphorylation by Nck adaptor proteins.
163 23188823 We have recently reported that tyrosine phosphorylation of the cytoplasmic tail of nephrin facilitates recruitment of Nck SH2/SH3 adaptor proteins and subsequent actin remodeling and that phosphorylation of the Nck binding sites on nephrin is decreased during podocyte injury.
164 23188823 We now demonstrate that Nck directly modulates nephrin phosphorylation through formation of a signaling complex with the Src family kinase Fyn.
165 23188823 The ability of Nck to enhance nephrin phosphorylation is compromised in the presence of a Src family kinase inhibitor and when the SH3 domains of Nck are mutated.
166 23188823 Furthermore, induced loss of Nck expression in podocytes in vivo is associated with a rapid reduction in nephrin tyrosine phosphorylation.
167 23188823 Our results suggest that Nck may facilitate dynamic signaling events at the slit diaphragm by promoting Fyn-dependent phosphorylation of nephrin, which may be important in the regulation of foot process morphology and response to podocyte injury.
168 24175259 These adaptor proteins, such as CD2-associated protein, zonula occludens 1, β-catenin, Nck and p130Cas, located at the intracellular SD insertion area near lipid rafts, have important structural and functional roles.
169 24287595 Proteasomal degradation of Nck1 but not Nck2 regulates RhoA activation and actin dynamics.
170 24287595 Here we show that Nck1, but not Nck2, is a substrate of c-Cbl-mediated ubiquitination.
171 24287595 We uncover lysine 178 in Nck1 as the evolutionarily conserved ubiquitin acceptor site.
172 24287595 We previously reported that synaptopodin, a proline-rich actin-binding protein, induces stress fibres by blocking the Smurf1-mediated ubiquitination of RhoA.
173 24287595 We now find that synaptopodin competes with c-Cbl for binding to Nck1, which prevents the ubiquitination of Nck1 by c-Cbl.
174 24287595 Gene silencing of c-Cbl restores Nck1 protein abundance and stress fibres in synaptopodin knockdown cells.
175 24287595 Similarly, expression of c-Cbl-resistant Nck1(K178R) or Nck2 containing the SH3 domain 2 of Nck1 restores stress fibres in synaptopodin-depleted podocytes through activation of RhoA signalling.
176 24287595 These findings reveal proteasomal regulation as a key factor in the distinct and non-redundant effects of Nck on RhoA-mediated actin dynamics.
177 24287595 Proteasomal degradation of Nck1 but not Nck2 regulates RhoA activation and actin dynamics.
178 24287595 Here we show that Nck1, but not Nck2, is a substrate of c-Cbl-mediated ubiquitination.
179 24287595 We uncover lysine 178 in Nck1 as the evolutionarily conserved ubiquitin acceptor site.
180 24287595 We previously reported that synaptopodin, a proline-rich actin-binding protein, induces stress fibres by blocking the Smurf1-mediated ubiquitination of RhoA.
181 24287595 We now find that synaptopodin competes with c-Cbl for binding to Nck1, which prevents the ubiquitination of Nck1 by c-Cbl.
182 24287595 Gene silencing of c-Cbl restores Nck1 protein abundance and stress fibres in synaptopodin knockdown cells.
183 24287595 Similarly, expression of c-Cbl-resistant Nck1(K178R) or Nck2 containing the SH3 domain 2 of Nck1 restores stress fibres in synaptopodin-depleted podocytes through activation of RhoA signalling.
184 24287595 These findings reveal proteasomal regulation as a key factor in the distinct and non-redundant effects of Nck on RhoA-mediated actin dynamics.
185 24287595 Proteasomal degradation of Nck1 but not Nck2 regulates RhoA activation and actin dynamics.
186 24287595 Here we show that Nck1, but not Nck2, is a substrate of c-Cbl-mediated ubiquitination.
187 24287595 We uncover lysine 178 in Nck1 as the evolutionarily conserved ubiquitin acceptor site.
188 24287595 We previously reported that synaptopodin, a proline-rich actin-binding protein, induces stress fibres by blocking the Smurf1-mediated ubiquitination of RhoA.
189 24287595 We now find that synaptopodin competes with c-Cbl for binding to Nck1, which prevents the ubiquitination of Nck1 by c-Cbl.
190 24287595 Gene silencing of c-Cbl restores Nck1 protein abundance and stress fibres in synaptopodin knockdown cells.
191 24287595 Similarly, expression of c-Cbl-resistant Nck1(K178R) or Nck2 containing the SH3 domain 2 of Nck1 restores stress fibres in synaptopodin-depleted podocytes through activation of RhoA signalling.
192 24287595 These findings reveal proteasomal regulation as a key factor in the distinct and non-redundant effects of Nck on RhoA-mediated actin dynamics.
193 24287595 Proteasomal degradation of Nck1 but not Nck2 regulates RhoA activation and actin dynamics.
194 24287595 Here we show that Nck1, but not Nck2, is a substrate of c-Cbl-mediated ubiquitination.
195 24287595 We uncover lysine 178 in Nck1 as the evolutionarily conserved ubiquitin acceptor site.
196 24287595 We previously reported that synaptopodin, a proline-rich actin-binding protein, induces stress fibres by blocking the Smurf1-mediated ubiquitination of RhoA.
197 24287595 We now find that synaptopodin competes with c-Cbl for binding to Nck1, which prevents the ubiquitination of Nck1 by c-Cbl.
198 24287595 Gene silencing of c-Cbl restores Nck1 protein abundance and stress fibres in synaptopodin knockdown cells.
199 24287595 Similarly, expression of c-Cbl-resistant Nck1(K178R) or Nck2 containing the SH3 domain 2 of Nck1 restores stress fibres in synaptopodin-depleted podocytes through activation of RhoA signalling.
200 24287595 These findings reveal proteasomal regulation as a key factor in the distinct and non-redundant effects of Nck on RhoA-mediated actin dynamics.
201 24287595 Proteasomal degradation of Nck1 but not Nck2 regulates RhoA activation and actin dynamics.
202 24287595 Here we show that Nck1, but not Nck2, is a substrate of c-Cbl-mediated ubiquitination.
203 24287595 We uncover lysine 178 in Nck1 as the evolutionarily conserved ubiquitin acceptor site.
204 24287595 We previously reported that synaptopodin, a proline-rich actin-binding protein, induces stress fibres by blocking the Smurf1-mediated ubiquitination of RhoA.
205 24287595 We now find that synaptopodin competes with c-Cbl for binding to Nck1, which prevents the ubiquitination of Nck1 by c-Cbl.
206 24287595 Gene silencing of c-Cbl restores Nck1 protein abundance and stress fibres in synaptopodin knockdown cells.
207 24287595 Similarly, expression of c-Cbl-resistant Nck1(K178R) or Nck2 containing the SH3 domain 2 of Nck1 restores stress fibres in synaptopodin-depleted podocytes through activation of RhoA signalling.
208 24287595 These findings reveal proteasomal regulation as a key factor in the distinct and non-redundant effects of Nck on RhoA-mediated actin dynamics.
209 24287595 Proteasomal degradation of Nck1 but not Nck2 regulates RhoA activation and actin dynamics.
210 24287595 Here we show that Nck1, but not Nck2, is a substrate of c-Cbl-mediated ubiquitination.
211 24287595 We uncover lysine 178 in Nck1 as the evolutionarily conserved ubiquitin acceptor site.
212 24287595 We previously reported that synaptopodin, a proline-rich actin-binding protein, induces stress fibres by blocking the Smurf1-mediated ubiquitination of RhoA.
213 24287595 We now find that synaptopodin competes with c-Cbl for binding to Nck1, which prevents the ubiquitination of Nck1 by c-Cbl.
214 24287595 Gene silencing of c-Cbl restores Nck1 protein abundance and stress fibres in synaptopodin knockdown cells.
215 24287595 Similarly, expression of c-Cbl-resistant Nck1(K178R) or Nck2 containing the SH3 domain 2 of Nck1 restores stress fibres in synaptopodin-depleted podocytes through activation of RhoA signalling.
216 24287595 These findings reveal proteasomal regulation as a key factor in the distinct and non-redundant effects of Nck on RhoA-mediated actin dynamics.
217 24287595 Proteasomal degradation of Nck1 but not Nck2 regulates RhoA activation and actin dynamics.
218 24287595 Here we show that Nck1, but not Nck2, is a substrate of c-Cbl-mediated ubiquitination.
219 24287595 We uncover lysine 178 in Nck1 as the evolutionarily conserved ubiquitin acceptor site.
220 24287595 We previously reported that synaptopodin, a proline-rich actin-binding protein, induces stress fibres by blocking the Smurf1-mediated ubiquitination of RhoA.
221 24287595 We now find that synaptopodin competes with c-Cbl for binding to Nck1, which prevents the ubiquitination of Nck1 by c-Cbl.
222 24287595 Gene silencing of c-Cbl restores Nck1 protein abundance and stress fibres in synaptopodin knockdown cells.
223 24287595 Similarly, expression of c-Cbl-resistant Nck1(K178R) or Nck2 containing the SH3 domain 2 of Nck1 restores stress fibres in synaptopodin-depleted podocytes through activation of RhoA signalling.
224 24287595 These findings reveal proteasomal regulation as a key factor in the distinct and non-redundant effects of Nck on RhoA-mediated actin dynamics.
225 24515388 Role of nephrin phosphorylation inducted by dexamethasone and angiotensin II in podocytes.
226 24515388 In this study, we observated the effect of Dex and angiotensin II (AngII) on the change of nephrin phosphorylation in cultured podocytes.
227 24515388 Nck or Fyn were silenced by small interfering RNA (siRNA), nephrin and its phosphorylation expression were analyzed by Western blotting.
228 24515388 In vitro, the phosphorylation of nephrin was significantly reduced after AngII stimulation (P < 0.05).
229 24515388 Dex significantly resisted podocyte injury inducted by AngII via increasing the phosphorylation of nephrin (P < 0.05), siRNA silencing Nck can partially inhibited nephrin phosphorylation, siRNA silencing Fyn can completely inhibited nephrin phosphorylation.
230 24515388 Role of nephrin phosphorylation inducted by dexamethasone and angiotensin II in podocytes.
231 24515388 In this study, we observated the effect of Dex and angiotensin II (AngII) on the change of nephrin phosphorylation in cultured podocytes.
232 24515388 Nck or Fyn were silenced by small interfering RNA (siRNA), nephrin and its phosphorylation expression were analyzed by Western blotting.
233 24515388 In vitro, the phosphorylation of nephrin was significantly reduced after AngII stimulation (P < 0.05).
234 24515388 Dex significantly resisted podocyte injury inducted by AngII via increasing the phosphorylation of nephrin (P < 0.05), siRNA silencing Nck can partially inhibited nephrin phosphorylation, siRNA silencing Fyn can completely inhibited nephrin phosphorylation.
235 26802179 Evidence indicates that tyrosine phosphorylation of the intracellular tail of nephrin initiates signaling events, including recruitment of cytoplasmic adaptor proteins Nck1 and Nck2 that regulate actin cytoskeletal dynamics.
236 26802179 To explore this possibility, we generated and analyzed knockin mice with mutations that disrupt nephrin tyrosine phosphorylation and Nck1/2 binding (nephrin(Y3F/Y3F) mice).
237 26802179 Evidence indicates that tyrosine phosphorylation of the intracellular tail of nephrin initiates signaling events, including recruitment of cytoplasmic adaptor proteins Nck1 and Nck2 that regulate actin cytoskeletal dynamics.
238 26802179 To explore this possibility, we generated and analyzed knockin mice with mutations that disrupt nephrin tyrosine phosphorylation and Nck1/2 binding (nephrin(Y3F/Y3F) mice).
239 27033705 Nephrin Suppresses Hippo Signaling through the Adaptor Proteins Nck and WTIP.
240 27033705 We have previously established that tyrosine phosphorylation of the transmembrane protein nephrin promotes recruitment of the Nck1/2 cytoskeletal adaptor proteins and downstream actin remodeling.
241 27033705 We now reveal that Nck integrates nephrin with the Hippo kinase cascade through association with the adaptor protein WTIP.
242 27033705 Using mutational analysis, we show that Nck sequesters WTIP and its binding partner Lats1 to phosphorylated nephrin, resulting in decreased phospho-activation of Lats1.
243 27033705 We further demonstrate that, coincident with nephrin dephosphorylation in a transient model of podocyte injury in mice, Lats1 is rapidly activated, and this precedes significant down-regulation of the transcription regulator Yap.
244 27033705 Nephrin Suppresses Hippo Signaling through the Adaptor Proteins Nck and WTIP.
245 27033705 We have previously established that tyrosine phosphorylation of the transmembrane protein nephrin promotes recruitment of the Nck1/2 cytoskeletal adaptor proteins and downstream actin remodeling.
246 27033705 We now reveal that Nck integrates nephrin with the Hippo kinase cascade through association with the adaptor protein WTIP.
247 27033705 Using mutational analysis, we show that Nck sequesters WTIP and its binding partner Lats1 to phosphorylated nephrin, resulting in decreased phospho-activation of Lats1.
248 27033705 We further demonstrate that, coincident with nephrin dephosphorylation in a transient model of podocyte injury in mice, Lats1 is rapidly activated, and this precedes significant down-regulation of the transcription regulator Yap.
249 27033705 Nephrin Suppresses Hippo Signaling through the Adaptor Proteins Nck and WTIP.
250 27033705 We have previously established that tyrosine phosphorylation of the transmembrane protein nephrin promotes recruitment of the Nck1/2 cytoskeletal adaptor proteins and downstream actin remodeling.
251 27033705 We now reveal that Nck integrates nephrin with the Hippo kinase cascade through association with the adaptor protein WTIP.
252 27033705 Using mutational analysis, we show that Nck sequesters WTIP and its binding partner Lats1 to phosphorylated nephrin, resulting in decreased phospho-activation of Lats1.
253 27033705 We further demonstrate that, coincident with nephrin dephosphorylation in a transient model of podocyte injury in mice, Lats1 is rapidly activated, and this precedes significant down-regulation of the transcription regulator Yap.
254 27033705 Nephrin Suppresses Hippo Signaling through the Adaptor Proteins Nck and WTIP.
255 27033705 We have previously established that tyrosine phosphorylation of the transmembrane protein nephrin promotes recruitment of the Nck1/2 cytoskeletal adaptor proteins and downstream actin remodeling.
256 27033705 We now reveal that Nck integrates nephrin with the Hippo kinase cascade through association with the adaptor protein WTIP.
257 27033705 Using mutational analysis, we show that Nck sequesters WTIP and its binding partner Lats1 to phosphorylated nephrin, resulting in decreased phospho-activation of Lats1.
258 27033705 We further demonstrate that, coincident with nephrin dephosphorylation in a transient model of podocyte injury in mice, Lats1 is rapidly activated, and this precedes significant down-regulation of the transcription regulator Yap.
259 31974115 Assembly of signaling molecules into micrometer-sized clusters is driven by multivalent protein-protein interactions, such as those found within the nephrin-Nck (Nck1 or Nck2) complex.
260 31974115 Phosphorylation on multiple tyrosine residues within the tail of the nephrin transmembrane receptor induces recruitment of the cytoplasmic adaptor protein Nck, which binds via its triple SH3 domains to various effectors, leading to actin assembly.
261 31974115 We also reveal a connection between clustering and endocytosis, which appears to be driven by threshold levels of nephrin tyrosine phosphorylation and Nck SH3 domain signaling.
262 31974115 Assembly of signaling molecules into micrometer-sized clusters is driven by multivalent protein-protein interactions, such as those found within the nephrin-Nck (Nck1 or Nck2) complex.
263 31974115 Phosphorylation on multiple tyrosine residues within the tail of the nephrin transmembrane receptor induces recruitment of the cytoplasmic adaptor protein Nck, which binds via its triple SH3 domains to various effectors, leading to actin assembly.
264 31974115 We also reveal a connection between clustering and endocytosis, which appears to be driven by threshold levels of nephrin tyrosine phosphorylation and Nck SH3 domain signaling.
265 31974115 Assembly of signaling molecules into micrometer-sized clusters is driven by multivalent protein-protein interactions, such as those found within the nephrin-Nck (Nck1 or Nck2) complex.
266 31974115 Phosphorylation on multiple tyrosine residues within the tail of the nephrin transmembrane receptor induces recruitment of the cytoplasmic adaptor protein Nck, which binds via its triple SH3 domains to various effectors, leading to actin assembly.
267 31974115 We also reveal a connection between clustering and endocytosis, which appears to be driven by threshold levels of nephrin tyrosine phosphorylation and Nck SH3 domain signaling.
268 34558601 The non-catalytic region of tyrosine kinase (Nck) family of adaptors, consisting of Nck1 and Nck2, contributes to selectivity and specificity in the flow of cellular information by recruiting components of signaling networks.
269 34558601 In this Cell Science at a Glance and the accompanying poster, we highlight the molecular organization and functions of the Nck family, focusing on key interactions and pathways, regulation of cellular processes, development, homeostasis and pathogenesis, as well as emerging and non-redundant functions of Nck1 compared to those of Nck2.
270 34558601 The non-catalytic region of tyrosine kinase (Nck) family of adaptors, consisting of Nck1 and Nck2, contributes to selectivity and specificity in the flow of cellular information by recruiting components of signaling networks.
271 34558601 In this Cell Science at a Glance and the accompanying poster, we highlight the molecular organization and functions of the Nck family, focusing on key interactions and pathways, regulation of cellular processes, development, homeostasis and pathogenesis, as well as emerging and non-redundant functions of Nck1 compared to those of Nck2.