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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: Regucalcin

UniprotKB/SwissProt ID: RGN_MOUSE (Q64374)

Gene Name: Rgn

Synonyms: Smp30

Organism: Mus musculus (Mouse).

Function: Gluconolactonase with low activity towards other sugar lactones, including gulonolactone and galactonolactone. Catalyzes a key step in ascorbic acid (vitamin C) biosynthesis. Can also hydrolyze diisopropyl phosphorofluoridate and phenylacetate (in vitro). Calcium-binding protein. Modulates Ca(2+) signaling, and Ca(2+)-dependent cellular processes and enzyme activities (By similarity).

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Cytoplasm.

Network with metabolic pathway:
Kegg map ID Pathway Link
map00030Pentose phosphate pathway
map00053Ascorbate and aldarate metabolism
Graphical Visualization of S-nitrosylation Sites:
Overview of Protein S-nitrosylation Sites with Functional and Structural Information
InterPro ID Domain
IPR005511
IPR008367
IPR011042
IPR013658

The S-nitrosylation sites of RGN_MOUSE

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site Substrate Motifs PubMed ID Experiment
1207EKDEQIPDGM C IDAEGKLWVA CCCCCCCCCC E EECCCCEEEE 2.89%MC0222178444-
2207EKDEQIPDGM C IDAEGKLWVA CCCCCCCCCC E EECCCCEEEE 2.89%MC0220837516in vivo
3262GKDYSEMYVT C ARDGLNAEGL CCCCCEEEEE E CCCCCCHHHH 1.77%MC0622178444-
4262GKDYSEMYVT C ARDGLNAEGL CCCCCEEEEE E CCCCCCHHHH 1.77%MC0620837516in vivo