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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: Cystathionine gamma-lyase

UniprotKB/SwissProt ID: CGL_MOUSE (Q8VCN5)

Gene Name: Cth

Organism: Mus musculus (Mouse).

Function: Catalyzes the last step in the trans-sulfuration pathway from methionine to cysteine. Has broad substrate specificity. Converts cystathionine to cysteine, ammonia and 2-oxobutanoate. Converts two cysteine molecules to lanthionine and hydrogen sulfide. Can also accept homocysteine as substrate. Specificity depends on the levels of the endogenous substrates. Generates the endogenous signaling molecule hydrogen sulfide (H2S), and so contributes to the regulation of blood pressure. Acts as a cysteine-protein sulfhydrase by mediating sulfhydration of target proteins: sulfhydration consists of converting -SH groups into -SSH on specific cysteine residues of target proteins such as GAPDH, PTPN1 and NF-kappa-B subunit RELA, thereby regulating their function.

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Cytoplasm (By similarity).

Network with metabolic pathway:
Kegg map ID Pathway Link
map00260"Glycine, serine and threonine metabolism"
map00270Cysteine and methionine metabolism
map00450Selenocompound metabolism
Graphical Visualization of S-nitrosylation Sites:
Overview of Protein S-nitrosylation Sites with Functional and Structural Information
InterPro ID Domain
IPR000277
IPR015421
IPR015422
IPR015424

The S-nitrosylation sites of CGL_MOUSE

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site Substrate Motifs PubMed ID Experiment
1136EFGLKISFVD C SKTKLLEAAI HCCCEEEECC C CCHHHHHHHC 3.65%MC0622178444-
2136EFGLKISFVD C SKTKLLEAAI HCCCEEEECC C CCHHHHHHHC 3.65%MC0620837516in vivo
3171PTLKLADIGA C AQIVHKRGDI CCCCCCCHHH H HHHHHHCCCE 2.12%MC0122178444-
4171PTLKLADIGA C AQIVHKRGDI CCCCCCCHHH H HHHHHHCCCE 2.12%MC0120837516in vivo