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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: Prostaglandin E synthase 3

UniprotKB/SwissProt ID: Q9R0Q7 (Q9R0Q7)

Gene Name: Ptges3

Organism: Mus musculus (Mouse)

Function: Cytosolic prostaglandin synthase that catalyzes the oxidoreduction of prostaglandin endoperoxide H2 (PGH2) to prostaglandin E2 (PGE2). Molecular chaperone that localizes to genomic response elements in a hormone-dependent manner and disrupts receptor-mediated transcriptional activation, by promoting disassembly of transcriptional regulatory complexes. Facilitates HIF alpha proteins hydroxylation via interaction with EGLN1/PHD2, leading to recruit EGLN1/PHD2 to the HSP90 pathway

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Cytoplasm

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR007052 CS_dom
IPR008978 HSP20-like_chaperone
IPR045250 p23-like

The S-nitrosylation sites of Q9R0Q7

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 40 NFEKSKLTFS C LGGSDNFKHL  CCCCCCCCCC C CCEEEEEEEE  3.41% 20925432
2 58 KHLNEIDLFH C IDPNDSKHKR  CCCCCCCCCC C CCEEEEEEEE  2.71% 20925432
3 75 KHKRTDRSIL C CLRKGESGQS  CCCCCCCCCC C CCEEEEEEEE  1.64%
4 76 HKRTDRSILC C LRKGESGQSW  CCCCCCCCCC C CCEEEEEEEE  3.55%