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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: Collagen alpha-1(XVIII) chain

UniprotKB/SwissProt ID: P39061 (P39061)

Gene Name: Col18a1

Organism: Mus musculus (Mouse)

Function: Probably plays a major role in determining the retinal structure as well as in the closure of the neural tube May regulate extracellular matrix-dependent motility and morphogenesis of endothelial and non-endothelial cells; the function requires homotrimerization and implicates MAPK signaling Potently inhibits endothelial cell proliferation and angiogenesis. May inhibit angiogenesis by binding to the heparan sulfate proteoglycans involved in growth factor signaling (PubMed:9008168). Inhibits VEGFA isoform VEGF165-induced endothelial cell proliferation and migration. Seems to inhibit VEGFA-mediated signaling by blocking the interaction of VEGFA to its receptor KDR/VEGFR2 (PubMed:12029087). Modulates endothelial cell migration in an integrin-dependent manner implicating integrin ITGA5:ITGB1 and to a lesser extent ITGAV:ITGB3 and ITGAV:ITGB5 (PubMed:11158588). May negatively regulate the activity of homotrimeric non-collagenous domain 1 (By similarity)

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Secreted, extracellular space, extracellular matrix. Secreted, extracellular space, extracellular matrix, basement membrane. Secreted, extracellular space, extracellular matrix, basement membrane. Secreted. Secreted. Secreted, extracellular space, extracellular matrix, basement membrane

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR016186 C-type_lectin-like/link_sf
IPR008160 Collagen
IPR050149 Collagen_superfamily
IPR035523 Collagen_XVIII_Fz
IPR010515 Collagenase_NC10/endostatin
IPR013320 ConA-like_dom_sf
IPR016187 CTDL_fold
IPR010363 DUF959_COL18_N
IPR020067 Frizzled_dom
IPR036790 Frizzled_dom_sf
IPR001791 Laminin_G
IPR048287 TSPN-like_N
IPR045463 XV/XVIII_trimerization_dom