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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: Pyrroline-5-carboxylate reductase 2

UniprotKB/SwissProt ID: Q6AY23 (Q6AY23)

Gene Name: Pycr2

Organism: Rattus norvegicus (Rat)

Function: Oxidoreductase that catalyzes the last step in proline biosynthesis, which corresponds to the reduction of pyrroline-5-carboxylate to L-proline using NAD(P)H. At physiologic concentrations, has higher specific activity in the presence of NADH. Involved in cellular response to oxidative stress. In some cell types, such as erythrocytes, its primary function may be the generation of NADP(+)

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Cytoplasm. Mitochondrion

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR008927 6-PGluconate_DH-like_C_sf
IPR036291 NAD(P)-bd_dom_sf
IPR028939 P5C_Rdtase_cat_N
IPR053790 P5CR-like_CS
IPR029036 P5CR_dimer
IPR000304 Pyrroline-COOH_reductase

The S-nitrosylation sites of Q6AY23

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 120 AFQPAPKVIR C MTNTPVVVRE   
2 95 DVQERHIVVS C AAGVTISSVE