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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: Vacuolar protein sorting-associated protein VTA1 homolog

UniprotKB/SwissProt ID: Q9NP79 (Q9NP79)

Gene Name: VTA1

Organism: Homo sapiens (Human)

Function: Involved in the endosomal multivesicular bodies (MVB) pathway. MVBs contain intraluminal vesicles (ILVs) that are generated by invagination and scission from the limiting membrane of the endosome and mostly are delivered to lysosomes enabling degradation of membrane proteins, such as stimulated growth factor receptors, lysosomal enzymes and lipids. Thought to be a cofactor of VPS4A/B, which catalyzes disassembles membrane-associated ESCRT-III assemblies. Involved in the sorting and down-regulation of EGFR (By similarity). Involved in HIV-1 budding

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Cytoplasm. Endosome membrane

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR044538 Vta1-like
IPR039431 Vta1/CALS_N
IPR023175 Vta1/CALS_N_sf
IPR041212 Vta1_C

The S-nitrosylation sites of Q9NP79

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 155 ARWKATYIHN C LKNGETPQAG  CCCCCCCCCC C HHHHHHHHHH  3.37% 19483679
2 38 DKRDPVVAYY C RLYAMQTGMK  CCCCCCCCCC C HHHHHHHHHH  1.25%