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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: Peroxiredoxin-1

UniprotKB/SwissProt ID: Q06830 (Q06830)

Gene Name: PRDX1

Organism: Homo sapiens (Human)

Function: Thiol-specific peroxidase that catalyzes the reduction of hydrogen peroxide and organic hydroperoxides to water and alcohols, respectively. Plays a role in cell protection against oxidative stress by detoxifying peroxides and as sensor of hydrogen peroxide-mediated signaling events. Might participate in the signaling cascades of growth factors and tumor necrosis factor-alpha by regulating the intracellular concentrations of H(2)O(2) (PubMed:9497357). Reduces an intramolecular disulfide bond in GDPD5 that gates the ability to GDPD5 to drive postmitotic motor neuron differentiation (By similarity)

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Cytoplasm. Melanosome

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR000866 AhpC/TSA
IPR050217 Peroxiredoxin
IPR024706 Peroxiredoxin_AhpC-typ
IPR019479 Peroxiredoxin_C
IPR036249 Thioredoxin-like_sf
IPR013766 Thioredoxin_domain

The S-nitrosylation sites of Q06830

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 173 FQFTDKHGEV C PAGWKPGSDT  CCCCCCCCCC C CCCCEEEEEC  1.34% 15683743
17519234
18335467
2212679
14559909
12033427
23796488
20140087
2 52 FFYPLDFTFV C PTEIIAFSDR  CCCCCCCCCC C CCCCEEEEEC  2.77% 15683743
17519234
14559909
12033427
23796488
3 71 DRAEEFKKLN C QVIGASVDSH  CCCCCCCCCC C CCCCEEEEEC  5.04%
4 83 VIGASVDSHF C HLAWVNTPKK  CCCCCCCCCC C CCCCEEEEEC  1.84%