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Sep. 10, 2014:
A total of 174 experimentally verified S-nitrosylation sites on 94 S-nitrosylated proteins from individualized human colorectal cancer tissues using a label-free quantitation strategy.

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Protein Name: Ras-related protein Rap-1A

UniprotKB/SwissProt ID: P62834 (P62834)

Gene Name: RAP1A

Organism: Homo sapiens (Human)

Function: Counteracts the mitogenic function of Ras, at least partly because it can interact with Ras GAPs and RAF in a competitive manner. Together with ITGB1BP1, regulates KRIT1 localization to microtubules and membranes (PubMed:17916086). Plays a role in nerve growth factor (NGF)-induced neurite outgrowth. Plays a role in the regulation of embryonic blood vessel formation. Involved in the establishment of basal endothelial barrier function. Facilitates the progressive accumulation of CDH1 at mature desmosome junctions via cAMP-dependent signaling and its interaction with PKP3 (PubMed:25208567). May be involved in the regulation of the vascular endothelial growth factor receptor KDR expression at endothelial cell-cell junctions

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Cell membrane. Cytoplasm. Cytoplasm, perinuclear region. Cell junction. Early endosome

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR027417 P-loop_NTPase
IPR038851 Rap1
IPR005225 Small_GTP-bd
IPR001806 Small_GTPase
IPR020849 Small_GTPase_Ras-type

The S-nitrosylation sites of P62834

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 141 GQNLARQWCN C AFLESSAKSK