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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: Proliferation-associated protein 2G4

UniprotKB/SwissProt ID: P50580 (P50580)

Gene Name: Pa2g4

Organism: Mus musculus (Mouse)

Function: May play a role in a ERBB3-regulated signal transduction pathway. Seems be involved in growth regulation. Acts a corepressor of the androgen receptor (AR) and is regulated by the ERBB3 ligand neuregulin-1/heregulin (HRG). Inhibits transcription of some E2F1-regulated promoters, probably by recruiting histone acetylase (HAT) activity. Binds RNA. Associates with 28S, 18S and 5.8S mature rRNAs, several rRNA precursors and probably U3 small nucleolar RNA. May be involved in regulation of intermediate and late steps of rRNA processing. May be involved in ribosome assembly (By similarity). Mediates cap-independent translation of specific viral IRESs (internal ribosomal entry site). Together with PTBP1 is required for the translation initiation on the foot-and-mouth disease virus (FMDV) IRES. Regulates cell proliferation, differentiation, and survival. Isoform 1 suppresses apoptosis whereas isoform 2 promotes cell differentiation (By similarity)

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Cytoplasm. Nucleus, nucleolus. Cytoplasm

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR036005 Creatinase/aminopeptidase-like
IPR004545 PA2G4
IPR047113 PA2G4/ARX1
IPR000994 Pept_M24
IPR018349 Pept_M24A_MAP2_BS
IPR036388 WH-like_DNA-bd_sf
IPR036390 WH_DNA-bd_sf

The S-nitrosylation sites of P50580

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 149 KADVIKAAHL C AEAALRLVKP  CCCCHHHHHH H HHHHHHHEEE  2%
2 179 AWNKVAHSFN C TPIEGMLSHQ  CCCCHHHHHH H HHHHHHHEEE  4.51%
3 49 SSSGVSVLSL C EKGDAMIMEE  CCCCHHHHHH H HHHHHHHEEE  4.57% 24926564