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Gene Information

Gene symbol: APPL1

Gene name: adaptor protein, phosphotyrosine interaction, PH domain and leucine zipper containing 1

HGNC ID: 24035

Synonyms: APPL

Related Genes

# Gene Symbol Number of hits
1 ADIPOQ 1 hits
2 ADIPOR1 1 hits
3 AKT1 1 hits
4 EDN1 1 hits
5 INS 1 hits
6 NOS3 1 hits
7 PRKAA1 1 hits
8 PTBP1 1 hits
9 RAF1 1 hits
10 TAS2R13 1 hits
11 TRIB3 1 hits

Related Sentences

# PMID Sentence
1 21926268 This study aimed to investigate the roles of the multidomain adaptor protein APPL1 in modulating vascular actions of insulin in mice and in endothelial cells.
2 21926268 At the molecular level, insulin-elicited activation of protein kinase B (Akt) and endothelial NO synthase and production of NO were enhanced in APPL1 transgenic mice but were abrogated in APPL1 knockout mice.
3 21926268 Conversely, insulin-induced extracellular signal-related kinase (ERK)1/2 phosphorylation and ET-1 expression was augmented in APPL1 knockout mice but was diminished in APPL1 transgenic mice.
4 21926268 In endothelial cells, APPL1 potentiated insulin-stimulated Akt activation by competing with the Akt inhibitor Tribbles 3 (TRB3) and suppressed ERK1/2 signaling by altering the phosphorylation status of its upstream kinase Raf-1.
5 21926268 APPL1 plays a key role in coordinating the vasodilator and vasoconstrictor effects of insulin by modulating Akt-dependent NO production and ERK1/2-mediated ET-1 secretion in the endothelium.
6 17287464 Proteomic analysis demonstrated that the cytoplasmic tails of both AdipoR1 and -R2 interacted with APPL1, an adaptor protein that contains a PH (pleckstrin homology) domain, a PTB (phosphotyrosine-binding) domain, and a Leucine zipper motif.
7 17287464 Suppression of APPL1 expression by RNA interference significantly attenuated adiponectin-induced phosphorylation of AMP-activated protein kinase (AMPK) at Thr(172) and eNOS at Ser(1177), and the complex formation between eNOS and heat shock protein 90, resulting in a marked reduction of NO production.
8 17287464 Taken together, these results suggest that APPL1 acts as a common downstream effector of AdipoR1 and -R2, mediating adiponectin-evoked endothelial NO production and endothelium-dependent vasodilation.
9 19416712 Insulin-stimulated activation of Akt and suppression of gluconeogenesis in hepatocytes are enhanced by APPL1 overexpression, but are attenuated by APPL1 knockdown.
10 19416712 APPL1 interacts with Akt and blocks the association of Akt with its endogenous inhibitor tribble 3 (TRB3) through direct competition, thereby promoting Akt translocation to the plasma membrane and the endosomes for further activation.
11 19416712 In db/db diabetic mice, the blockage of the augmented interaction between Akt and TRB3 by hepatic overexpression of APPL1 is accompanied by a marked attenuation of hyperglycemia and insulin resistance.
12 19416712 These results suggest that the potentiating effects of APPL1 on insulin-stimulated suppression of hepatic glucose production are attributed to its ability in counteracting the inhibition of Akt activation by TRB3.
13 21151013 Alterations in the expression of APPL1 may be involved in the observed insensitivity to adiponectin in ZDF rats.
14 16814726 A recent paper (Mao et al., 2006) shows that the APPL1 adaptor protein binds to the intracellular domain of adiponectin receptors and mediates some of adiponectin's actions, identifying a novel mechanism linking adiponectin to insulin sensitization.