About Products Protein Database Contact

ST3GAL1

Gene
ST3GAL1
Protein
CMP-N-acetylneuraminate-beta-galactosamide-alpha-2,3-sialyltransferase 1
Organism
Sus scrofa
Length
343 amino acids
Function
Responsible for the synthesis of the sequence NeuAc-alpha-2,3-Gal-beta-1,3-GalNAc- found on sugar chains O-linked to Thr or Ser and also as a terminal sequence on certain gangliosides. SIAT4A and SIAT4B sialylate the same acceptor substrates but exhibit different Km values. The short isoform seems to be catalytically inactive.
Similarity
Belongs to the glycosyltransferase 29 family.
Mass
39.769 kDa
Sequence
MAPMRKKSTLKLLTLLVLFIFLTSFFLNYSHTVVTTAWFPKQMVIELSENFKKLMKYPYRPCTCTRCIEEQRVSAWFDERFNRSMQPLLTAKNAHLEEDTYKWWLRLQREKQPNNLNDTIRELFQVVPGNVDPLLEKRLVSCRRCAVVGNSGNLKESYYGPQIDSHDFVLRMNKAPTEGFEADVGSKTTHHFVYPESFRELAQEVSMILVPFKTTDLEWVISATTTGRISHTYVPVPAKIKVKKEKILIYHPAFIKYVFDRWLQGHGRYPSTGILSVIFSLHICDEVDLYGFGADSKGNWHHYWENNPSAGAFRKTGVHDGDFESNVTTILASINKIRIFKGR

Gene
ST3GAL1
Protein
CMP-N-acetylneuraminate-beta-galactosamide-alpha-2,3-sialyltransferase 1
Organism
Gallus gallus
Length
342 amino acids
Function
Responsible for the synthesis of the sequence NeuAc-alpha-2,3-Gal-beta-1,3-GalNAc- found on sugar chains O-linked to Thr or Ser and also as a terminal sequence on certain gangliosides. SIAT4A and SIAT4B sialylate the same acceptor substrates but exhibit different Km values.
Similarity
Belongs to the glycosyltransferase 29 family.
Mass
39.54 kDa
Sequence
MVTVRKRNVKVFTFAFVLITVTSFLLNYKHQVTMTTWDPKHIISQFSEQVRKLIKFPRRPCSCSTCISELGHSLWFDQRFNSTMQPFLTSQNALIPEDSYRWWLKLQGEKSPKNINDTLKELFGIIPGDRDPLQERGTFSCRRCAVVGNSGNLRQSQYGQDIDSHDFVLRMNRAPTIGYESDVGSKTTHHFVYPESYKELAENVSMIVIPFKTLDLRWIVTALTTGTINFTYVPVPRKIKVRKEKVLIYNPSFIKYVYENWLQNHGRYPSTGLLSVIFALHVCDEVNVYGFGADSKGHWHHYWENNASAGAFRQTGVHDGDFEFNVTLTLASIEKIKFFKGR

Gene
ST3GAL1
Protein
CMP-N-acetylneuraminate-beta-galactosamide-alpha-2,3-sialyltransferase 1
Organism
Homo sapiens
Length
340 amino acids
Function
Responsible for the synthesis of the sequence NeuAc-alpha-2,3-Gal-beta-1,3-GalNAc- found on sugar chains O-linked to Thr or Ser and also as a terminal sequence on certain gangliosides. SIAT4A and SIAT4B sialylate the same acceptor substrates but exhibit different Km values.
Similarity
Belongs to the glycosyltransferase 29 family.
Mass
39.075 kDa
Sequence
MVTLRKRTLKVLTFLVLFIFLTSFFLNYSHTMVATTWFPKQMVLELSENLKRLIKHRPCTCTHCIGQRKLSAWFDERFNQTMQPLLTAQNALLEDDTYRWWLRLQREKKPNNLNDTIKELFRVVPGNVDPMLEKRSVGCRRCAVVGNSGNLRESSYGPEIDSHDFVLRMNKAPTAGFEADVGTKTTHHLVYPESFRELGDNVSMILVPFKTIDLEWVVSAITTGTISHTYIPVPAKIRVKQDKILIYHPAFIKYVFDNWLQGHGRYPSTGILSVIFSMHVCDEVDLYGFGADSKGNWHHYWENNPSAGAFRKTGVHDADFESNVTATLASINKIRIFKGR

Gene
ST3GAL1
Protein
CMP-N-acetylneuraminate-beta-galactosamide-alpha-2,3-sialyltransferase 1
Organism
Pan troglodytes
Length
340 amino acids
Function
Responsible for the synthesis of the sequence NeuAc-alpha-2,3-Gal-beta-1,3-GalNAc- found on sugar chains O-linked to Thr or Ser and also as a terminal sequence on certain gangliosides. SIAT4A and SIAT4B sialylate the same acceptor substrates but exhibit different Km values.
Similarity
Belongs to the glycosyltransferase 29 family.
Mass
39.059 kDa
Sequence
MVTLRKRTLKVLTFLVLFIFLTSFFLNYSHTMVATTWFPKQMVLELSENLKRLIKHRPCTCTHCIGQRKLSAWFDERFNQTVQPLLTAQNALLEDDTYRWWLRLQREKKPNNLNDTIKELFRVVPGNVDPMLEKRSVGCRRCAVVGNSGNLRESSYGPEIDSHDFVLRMNKAPTAGFEADVGTKTTHHLVYPESFRELGDNVSMILVPFKTIDLEWVVSAITTGTISHTYTPVLVKIRVKQDKILIYHPAFIKYVFDNWLQGHGRYPSTGILSVIFSMHVCDEVDLYGFGADSKGNWHHYWENNPSAGAFRKTGVHDADFESNVTATLAAINKIRIFKGR

Gene
St3gal1
Protein
CMP-N-acetylneuraminate-beta-galactosamide-alpha-2,3-sialyltransferase 1
Organism
Mus musculus
Length
337 amino acids
Function
Responsible for the synthesis of the sequence NeuAc-alpha-2,3-Gal-beta-1,3-GalNAc- found on sugar chains O-linked to Thr or Ser and also as a terminal sequence on certain gangliosides. SIAT4A and SIAT4B sialylate the same acceptor substrates but exhibit different Km values.
Similarity
Belongs to the glycosyltransferase 29 family.
Mass
39.073 kDa
Sequence
MRRKTLKYLTFFLLFIFLTSFVLNYSNTGVPSAWFPKQMLLELSENFRRFIKSQPCTCRHCISQDKVSYWFDQRFNKTMQPLLTVHNALMEEDTYRWWLRLQRERKPNNLSDTVKELFRLVPGNVDPMLNKRLVGCRRCAVVGNSGNLKDSSYGPEIDSHDFVLRMNKAPTVGFEADVGSRTTHHLVYPESFRELGENVNMVLVPFKTTDLQWVISATTTGTITHTYVPVPPKIKVKQEKILIYHPAFIKYVFDNWLQGHGRYPSTGILSIIFSIHICDEVDLYGFGADSKGNWHHYWENNPSAGAFRKTGVHDGDFEYNITTTLAAINKIRIFKGR