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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: CYFIP-related Rac1 interactor B

UniprotKB/SwissProt ID: Q921M7 (Q921M7)

Gene Name: Cyrib

Organism: Mus musculus (Mouse)

Function: Negatively regulates RAC1 signaling and RAC1-driven cytoskeletal remodeling (PubMed:31285585). Regulates chemotaxis, cell migration and epithelial polarization by controlling the polarity, plasticity, duration and extent of protrusions. Limits Rac1 mediated activation of the Scar/WAVE complex, focuses protrusion signals and regulates pseudopod complexity by inhibiting Scar/WAVE-induced actin polymerization (By similarity). Protects against Salmonella bacterial infection. Attenuates processes such as macropinocytosis, phagocytosis and cell migration and restrict sopE-mediated bacterial entry (PubMed:31285585). Also restricts infection mediated by Mycobacterium tuberculosis and Listeria monocytogenes (PubMed:31285585). Involved in the regulation of mitochondrial dynamics and oxidative stress (PubMed:29059164)

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Membrane. Mitochondrion

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR039789 CYRI
IPR009828 CYRIA/CYRIB_Rac1-bd

The S-nitrosylation sites of Q921M7

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 223 KNLPIENTTD C LSTMASVCRV