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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: Cytosolic purine 5'-nucleotidase

UniprotKB/SwissProt ID: P49902 (P49902)

Gene Name: NT5C2

Organism: Homo sapiens (Human)

Function: Broad specificity cytosolic 5'-nucleotidase that catalyzes the dephosphorylation of 6-hydroxypurine nucleoside 5'-monophosphates (PubMed:10092873, PubMed:12907246, PubMed:1659319, PubMed:9371705). In addition, possesses a phosphotransferase activity by which it can transfer a phosphate from a donor nucleoside monophosphate to an acceptor nucleoside, preferably inosine, deoxyinosine and guanosine (PubMed:1659319, PubMed:9371705). Has the highest activities for IMP and GMP followed by dIMP, dGMP and XMP (PubMed:10092873, PubMed:12907246, PubMed:1659319, PubMed:9371705). Could also catalyze the transfer of phosphates from pyrimidine monophosphates but with lower efficiency (PubMed:1659319, PubMed:9371705). Through these activities regulates the purine nucleoside/nucleotide pools within the cell (PubMed:10092873, PubMed:12907246, PubMed:1659319, PubMed:9371705)

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Cytoplasm, cytosol

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR036412 HAD-like_sf
IPR008380 HAD-SF_hydro_IG_5-nucl
IPR023214 HAD_sf
IPR016695 Pur_nucleotidase

The S-nitrosylation sites of P49902

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 181 FFTNCPRYTS C ETGFKDGDLF   
2 336 VYSGGSSDTI C DLLGAKGKDI   
3 547 FPLAPQEITH C HDEDDDEEEE