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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: Purine nucleoside phosphorylase

UniprotKB/SwissProt ID: P55859 (P55859)

Gene Name: PNP

Organism: Bos taurus (Bovine)

Function: Catalyzes the phosphorolytic breakdown of the N-glycosidic bond in the beta-(deoxy)ribonucleoside molecules, with the formation of the corresponding free purine bases and pentose-1-phosphate (By similarity). Preferentially acts on 6-oxopurine nucleosides including inosine and guanosine (By similarity)

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Cytoplasm

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR000845 Nucleoside_phosphorylase_d
IPR035994 Nucleoside_phosphorylase_sf
IPR011270 Pur_Nuc_Pase_Ino/Guo-sp
IPR011268 Purine_phosphorylase
IPR018099 Purine_phosphorylase-2_CS

The S-nitrosylation sites of P55859

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 78 LVFGILNGRA C VMMQGRFHMY