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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: Photosystem I P700 chlorophyll a apoprotein A2

UniprotKB/SwissProt ID: PSAB_ARATH (P56767)

Gene Name: psaB

Organism: Arabidopsis thaliana (Mouse-ear cress).

Function: PsaA and PsaB bind P700, the primary electron donor of photosystem I (PSI), as well as the electron acceptors A0, A1 and FX. PSI is a plastocyanin-ferredoxin oxidoreductase, converting photonic excitation into a charge separation, which transfers an electron from the donor P700 chlorophyll pair to the spectroscopically characterized acceptors A0, A1, FX, FA and FB in turn. Oxidized P700 is reduced on the lumenal side of the thylakoid membrane by plastocyanin (By similarity).

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Plastid, chloroplast thylakoid membrane; Multi-pass membrane protein (By similarity).

Graphical Visualization of S-nitrosylation Sites:
Overview of Protein S-nitrosylation Sites with Functional and Structural Information
InterPro ID Domain
IPR001280
IPR006244

The S-nitrosylation sites of PSAB_ARATH

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site Substrate Motifs PubMed ID Experiment
1559DKKDFGYSFP C DGPGRGGTCD CHHHCCCCCC C CCCCCCCCCC 9.95%AC0322115780-