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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: Beta-galactosidase

UniprotKB/SwissProt ID: P16278 (P16278)

Gene Name: GLB1

Organism: Homo sapiens (Human)

Function: Cleaves beta-linked terminal galactosyl residues from gangliosides, glycoproteins, and glycosaminoglycans Has no beta-galactosidase catalytic activity, but plays functional roles in the formation of extracellular elastic fibers (elastogenesis) and in the development of connective tissue. Seems to be identical to the elastin-binding protein (EBP), a major component of the non-integrin cell surface receptor expressed on fibroblasts, smooth muscle cells, chondroblasts, leukocytes, and certain cancer cell types. In elastin producing cells, associates with tropoelastin intracellularly and functions as a recycling molecular chaperone which facilitates the secretions of tropoelastin and its assembly into elastic fibers

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Lysosome. Cytoplasm, perinuclear region

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR026283 B-gal_1-like
IPR048912 BetaGal1-like_ABD1
IPR048913 BetaGal_gal-bd
IPR008979 Galactose-bd-like_sf
IPR031330 Gly_Hdrlase_35_cat
IPR019801 Glyco_hydro_35_CS
IPR001944 Glycoside_Hdrlase_35
IPR017853 Glycoside_hydrolase_SF

The S-nitrosylation sites of P16278

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 393 KTVGAALDIL C PSGPIKSLYP   
2 426 VLYRTTLPQD C SNPAPLSSPL