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B3GAT2
Homo sapiens · Galactosylgalactosylxylosylprotein 3-beta-glucuronosyltransferase 2 (EC 2.4.1.135)
GT43Model organism · annotation ≥ 4Fold GT-AInverting1 PDB structure(s)
External resources
Identification and annotation
| CAZy family | GT43 · CAZy entry |
| Gene symbol | B3GAT2 |
| Synonyms / alternate names | - GLCATS
- KIAA1963
- Beta-1,3-glucuronyltransferase 2
- GlcAT-D
- UDP-glucuronosyltransferase S
|
| UniProt accession | Q9NPZ5 |
| NCBI Gene ID | 135152 |
| Source species | Homo sapiens |
| Taxonomic domain | Eukaryota |
| UniProt annotation level | 5 |
Function and localisation
| Enzyme function | Galactosylgalactosylxylosylprotein 3-beta-glucuronosyltransferase 2 (EC 2.4.1.135) |
| Subcellular location | Golgi apparatus membrane |
Structure and mechanism
| Fold type | GT-A |
| Catalytic mechanism | Inverting |
| Cation dependence | Yes (Mn2+) |
| Oligomeric state | homodimer |
| PDB structures | 2D0J |
Donor and acceptor specificity
| Sugar nucleotide donor | UDP-alpha-D-glucuronate |
| Donor CCD code(s) | UGA |
| Acceptor substrate(s) | 3-O-(beta-D-galactosyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-xylosyl)-L-seryl-[protein] |
| Acceptor CCD / GlycoCT | not curated |
Protein sequences
Full protein sequence
323 aa
MKSALFTRFFILLPWILIVIIMLDVDTRRPVPPLTPRPYFSPYAVGRGGARLPLRRGGPAHGTQKRNQSRPQPQPEPQLPTIYAITPTYSRPVQKAELTRLANTFRQVAQLHWILVEDAAARSELVSRFLARAGLPSTHLHVPTPRRYKRPGLPRATEQRNAGLAWLRQRHQHQRAQPGVLFFADDDNTYSLELFQEMRTTRKVSVWPVGLVGGRRYERPLVENGKVVGWYTGWRADRPFAIDMAGFAVSLQVILSNPKAVFKRRGSQPGMQESDFLKQITTVEELEPKANNCTKVLVWHTRTEKVNLANEPKYHLDTVKIEV
Catalytic domain sequence
225 aa
TIYAITPTYSRPVQKAELTRLANTFRQVAQLHWILVEDAAARSELVSRFLARAGLPSTHLHVPTPRRYKRPGLPRATEQRNAGLAWLRQRHQHQRAQPGVLFFADDDNTYSLELFQEMRTTRKVSVWPVGLVGGRRYERPLVENGKVVGWYTGWRADRPFAIDMAGFAVSLQVILSNPKAVFKRRGSQPGMQESDFLKQITTVEELEPKANNCTKVLVWHTRTEK