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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: Protein disulfide-isomerase A3

UniprotKB/SwissProt ID: P11598 (P11598)

Gene Name: Pdia3

Organism: Rattus norvegicus (Rat)

Function: Protein disulfide isomerase that catalyzes the formation, isomerization, and reduction or oxidation of disulfide bonds in client proteins and functions as a protein folding chaperone. Core component of the major histocompatibility complex class I (MHC I) peptide loading complex where it functions as an essential folding chaperone for TAPBP. Through TAPBP, assists the dynamic assembly of the MHC I complex with high affinity antigens in the endoplasmic reticulum. Therefore, plays a crucial role in the presentation of antigens to cytotoxic T cells in adaptive immunity

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Endoplasmic reticulum. Endoplasmic reticulum lumen. Melanosome

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR005788 PDI_thioredoxin-like_dom
IPR041868 PDIA3_PDI_b
IPR005792 Prot_disulphide_isomerase
IPR036249 Thioredoxin-like_sf
IPR017937 Thioredoxin_CS
IPR013766 Thioredoxin_domain

The S-nitrosylation sites of P11598

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 85 KGIVPLAKVD C TANTNTCNKY