Home/GT Families/GT43/B3gat1
B3gat1
Rattus norvegicus · Galactosylgalactosylxylosylprotein 3-beta-glucuronosyltransferase 1 (EC 2.4.1.135)
GT43Non-model organism · annotation 4–5Fold GT-AInverting
External resources
Identification and annotation
| CAZy family | GT43 · CAZy entry |
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| Gene symbol | B3gat1 |
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| Synonyms / alternate names | - Beta-1,3-glucuronyltransferase 1
- Glucuronosyltransferase P
- UDP-GlcUA:glycoprotein beta-1,3-glucuronyltransferase
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| UniProt accession | O35789 |
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| NCBI Gene ID | 117108 |
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| Source species | Rattus norvegicus |
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| Taxonomic domain | Eukaryota |
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| UniProt annotation level | 5 |
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Function and localisation
| Enzyme function | Galactosylgalactosylxylosylprotein 3-beta-glucuronosyltransferase 1 (EC 2.4.1.135) |
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| Subcellular location | - Golgi apparatus membrane
- Secreted
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Structure and mechanism
| Fold type | GT-A |
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| Catalytic mechanism | Inverting |
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| Cation dependence | Yes (Mn2+) |
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| Oligomeric state | homodimer |
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| PDB structures | not curated |
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Donor and acceptor specificity
| Sugar nucleotide donor | UDP-alpha-D-glucuronate |
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| Donor CCD code(s) | UGA |
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| Acceptor substrate(s) | 3-O-(beta-D-galactosyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-xylosyl)-L-seryl-[protein] |
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| Acceptor CCD / GlycoCT | not curated |
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Protein sequences
Full protein sequence
334 aa
MPKRRDILAIVLIVLPWTLLITVWHQSSLAPLLAVHKDEGSDPRHEAPPGADPREYCMSDRDIVEVVRTEYVYTRPPPWSDTLPTIHVVTPTYSRPVQKAELTRMANTLLHVPNLHWLVVEDAPRRTPLTARLLRDTGLNYTHLHVETPRNYKLRGDARDPRIPRGTMQRNLALRWLRETFPRNSTQPGVVYFADDDNTYSLELFEEMRSTRRVSVWPVAFVGGLRYEAPRVNGAGKVVGWKTVFDPHRPFAIDMAGFAVNLRLILQRSQAYFKLRGVKGGYQESSLLRELVTLNDLEPKAANCTKILVWHTRTEKPVLVNEGKKGFTDPSVEI
Catalytic domain sequence
233 aa
PTIHVVTPTYSRPVQKAELTRMANTLLHVPNLHWLVVEDAPRRTPLTARLLRDTGLNYTHLHVETPRNYKLRGDARDPRIPRGTMQRNLALRWLRETFPRNSTQPGVVYFADDDNTYSLELFEEMRSTRRVSVWPVAFVGGLRYEAPRVNGAGKVVGWKTVFDPHRPFAIDMAGFAVNLRLILQRSQAYFKLRGVKGGYQESSLLRELVTLNDLEPKAANCTKILVWHTRTEK
