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PMID |
Sentence |
1 |
22114711
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In skeletal muscle, the reduced GLUT4 expression in severe insulin resistance was associated with decreased ubiquitin-conjugating enzyme 9 (UBC9) expression while expression of GLUT1, TBC1D1 and AS160 was not significantly different among type 2 diabetic patients and matched controls.
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2 |
16880201
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The RabGAP (Rab GTPase-activating protein) AS160 (Akt substrate of 160 kDa) is a direct substrate of Akt and plays an essential role in the regulation of GLUT4 trafficking.
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3 |
16880201
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This correlates with the dominant negative effect of both the AS160(T642A) and the AS160(4P) mutants on insulin-stimulated GLUT4 translocation.
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4 |
16880201
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Introduction of a constitutive 14-3-3 binding site into AS160(4P) restored 14-3-3 binding without disrupting AS160-IRAP (insulin-responsive amino peptidase) interaction and reversed the inhibitory effect of AS160(4P) on GLUT4 translocation.
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5 |
16880201
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These data show that the insulin-dependent association of 14-3-3 with AS160 plays an important role in GLUT4 trafficking in adipocytes.
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6 |
18276765
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Recently, Rab GTPase-activating protein AS160, a substrate of Akt, was shown to be involved in insulin modulation of GLUT4 trafficking in skeletal muscle and adipose tissue.
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7 |
18801932
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TBC1D4 associates with GLUT4-containing membranes under basal conditions and dissociates from membranes with insulin.
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8 |
18801932
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Here we show that the association of TBC1D4 with membranes is required for its inhibitory action on GLUT4 translocation under basal conditions.
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9 |
18801932
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We postulate that TBC1D4 acts to impede GLUT4 translocation by disarming a Rab protein found on GLUT4-containing-membranes and that phosphorylation of TBC1D4 per se is sufficient to overcome this effect, allowing GLUT4 translocation to the cell surface to proceed.
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10 |
19740738
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This result thus indicates that similar to AS160, Akt phosphorylation of TBC1D1 enables GLUT4 translocation.
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11 |
19923418
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TBC1D4 (also known as AS160) regulates glucose transporter 4 (GLUT4) translocation and glucose uptake in adipocytes and skeletal muscle.
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12 |
21505148
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Multiple kinases, including Akt and AMPK, phosphorylate TBC1D1 and AS160 on distinct residues, regulating their activity and allowing for GLUT4 translocation.
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