Name |
Galactosylgalactosylxylosylprotein 3-beta-glucuronosyltransferase 3 |
Synonyms |
5462 |
Gene name |
B3GAT3 |
General function |
Involved in galactosylgalactosylxylosylprotein 3-beta-glucuronosyltransferase activity |
Specific function |
Glycosaminoglycans biosynthesis. Involved in forming the linkage tetrasaccharide present in heparan sulfate and chondroitin sulfate. Transfers a glucuronic acid moiety from the uridine diphosphate-glucuronic acid (UDP-GlcUA) to the common linkage region trisaccharide Gal beta 1-3Gal beta 1-4Xyl covalently bound to a Ser residue at the glycosaminylglycan attachment site of proteoglycans. Can also play a role in the biosynthesis of l2/HNK- 1 carbohydrate epitope on glycoproteins. Shows strict specificity for Gal beta1-3Gal beta1-4Xyl, exhibiting negligible incorporation into other galactoside substrates including Galbeta1-3Gal beta1-O- benzyl, Galbeta1-4GlcNAc and Galbeta1-4Glc |
Gene sequence |
+ ...
ATGAAGCTGAAGCTGAAGAACGTGTTTCTCGCCTACTTCCTGGTGTCGATCGCCGGCCTCCTCTACGCGCTGGTACAGCTCGGCCAGCCATGTGACTGCCTTCCTCCCCTGCGGGCAGCAGCCGAGCAGCTACGGCAGAAGGATCTGAGGATTTCCCAGCTGCAAGCGGAACTCCGACGGCCACCCCCTGCCCCTGCCCAGCCCCCTGAACCCGAGGCCCTGCCTACTATCTATGTTGTTACCCCCACCTATGCCAGGCTGGTACAGAAGGCAGAGCTGGTACGACTGTCCCAGACACTGAGCCTGGTGCCCCGGCTGCATTGGCTGCTGGTGGAGGATGCTGAGGGTCCCACCCCGCTGGTCTCAGGGCTGCTGGCTGCCTCTGGCCTCCTCTTCACACACCTGGTGGTCCTCACGCCCAAAGCCCAGCGGCTTCGGGAGGGCGAGCCTGGCTGGGTTCATCCCCGTGGTGTCGAGCAGCGGAACAAGGCCCTGGACTGGCTCCGGGGCAGAGGGGGTGCTGTGGGTGGGGAGAAGGACCCACCACCACCAGGGACCCAAGGAGTCGTTTACTTTGCTGACGATGACAACACCTACAGCCGGGAGCTGTCTGAGGAGATGCGCTGGACCCGTGGTGTCTCAGTGTGGCCTGTGGGGCTGGTGGGCGGCCTGCGATTCGAGGGCCCTCAGGTACAGGACGGCCGGGTAGTGGGCTTCCACACAGCATGGGAGCCCAGCAGGCCCTTCCCTGTGGATATGGCTGGATTTGCCGTGGCCCTGCCCTTGCTGTTAGATAAGCCCAATGCCCAATTTGATTCCACCGCTCCCCGGGGCCACCTGGAGAGCAGTCTTCTGAGCCACCTTGTGGATCCCAAGGACCTGGAGCCACGGGCTGCCAACTGCACTCGGGTACTGGTGTGGCATACTCGGACAGAGAAGCCCAAGATGAAGCAGGAGGAGCAGCTGCAGCGGCAGGGCCGGGGCTCAGACCCAGCAATTGAGGTGTGA
|
Protein sequence |
+ ...
MKLKLKNVFLAYFLVSIAGLLYALVQLGQPCDCLPPLRAAAEQLRQKDLRISQLQAELRRPPPAPAQPPEPEALPTIYVVTPTYARLVQKAELVRLSQTLSLVPRLHWLLVEDAEGPTPLVSGLLAASGLLFTHLVVLTPKAQRLREGEPGWVHPRGVEQRNKALDWLRGRGGAVGGEKDPPPPGTQGVVYFADDDNTYSRELFEEMRWTRGVSVWPVGLVGGLRFEGPQVQDGRVVGFHTAWEPSRPFPVDMAGFAVALPLLLDKPNAQFDSTAPRGHLESSLLSHLVDPKDLEPRAANCTRVLVWHTRTEKPKMKQEEQLQRQGRGSDPAIEV
|
GO Classification |
component |
cell |
membrane |
function |
catalytic activity |
transferase activity |
transferase activity, transferring glycosyl groups |
UDP-glycosyltransferase activity |
glucuronosyltransferase activity |
galactosylgalactosylxylosylprotein 3-beta-glucuronosyltransferase activity |
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