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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: Rap guanine nucleotide exchange factor 1

UniprotKB/SwissProt ID: Q13905 (Q13905)

Gene Name: RAPGEF1

Organism: Homo sapiens (Human)

Function: Guanine nucleotide-releasing protein that binds to SH3 domain of CRK and GRB2/ASH. Transduces signals from CRK to activate RAS. Involved in cell branching and adhesion mediated by BCAR1-CRK-RAPGEF1 signaling and activation of RAP1 (PubMed:12432078). Plays a role in the establishment of basal endothelial barrier function. Plays a role in nerve growth factor (NGF)-induced sustained activation of Rap1 and neurite outgrowth

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Early endosome

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR008937 Ras-like_GEF
IPR000651 Ras-like_Gua-exchang_fac_N
IPR019804 Ras_G-nucl-exch_fac_CS
IPR023578 Ras_GEF_dom_sf
IPR001895 RASGEF_cat_dom
IPR036964 RASGEF_cat_dom_sf

The S-nitrosylation sites of Q13905

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 958 KQTSEGLAEY C TLIDSSSSFR