Home/GT Families/GT29/St8sia5
St8sia5
Rattus norvegicus · Alpha-2,8-sialyltransferase 8E (EC 2.4.99.-)
GT29Non-model organism · annotation 4–5Fold GT-AInverting
External resources
Identification and annotation
| CAZy family | GT29 · CAZy entry |
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| Gene symbol | St8sia5 |
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| Synonyms / alternate names | - Siat8e
- St8siav
- Sialyltransferase 8E
- Sialyltransferase St8Sia V
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| UniProt accession | Q6ZXC8 |
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| NCBI Gene ID | 364901 |
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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 | Alpha-2,8-sialyltransferase 8E (EC 2.4.99.-) |
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| Subcellular location | Golgi apparatus membrane |
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Structure and mechanism
| Fold type | GT-A |
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| Catalytic mechanism | Inverting |
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| Cation dependence | No |
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| Oligomeric state | not curated |
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| PDB structures | not curated |
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Donor and acceptor specificity
| Sugar nucleotide donor | CMP-N-acetyl-beta-neuraminate |
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| Donor CCD code(s) | NCC |
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| Acceptor substrate(s) | - a ganglioside GT1b (d18:1(4E))
- a ganglioside GQ1c (d18:1(4E))
- a ganglioside GD3 (d18:1(4E))
- a ganglioside GD1a (d18:1(4E))
- a ganglioside GM1b (d18:1(4E))
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| Acceptor CCD / GlycoCT | not curated |
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Protein sequences
Full protein sequence
376 aa
MRYADPSANRDLLGNRTLLFIFICAFALVTLLQQILYSKSYIKRYFEFYKEPLEFNSTRCLELRQEILEVKVLSMVKQSELFERWKSLQICKWAMDASEASLFKSTLSRCCNAPNFLFTTQKNTPVETNLRYEVESSGLYHIDQEIFKMFPKEMPYYRSQFKKCAVVGNGGILKNSGCGKEINSADFVFRCNLPPISGIYTTDVGEKTDVVTVNPSIIIDRFHKLEKWRRPFFSVLQRYENASVLLPAFYNVRNTLVSFRVKYMLDDFQSRQPVYFFHPQYLSSVSRYWLSLGVRARRISTGLILVTAALELCEEVHLFGFWAFPMNPSGFFITHHYYDNVKPKPGFHAMPSEIFTFLRMHSRGILRVHTGTCNCC
Catalytic domain sequence
248 aa
FTTQKNTPVETNLRYEVESSGLYHIDQEIFKMFPKEMPYYRSQFKKCAVVGNGGILKNSGCGKEINSADFVFRCNLPPISGIYTTDVGEKTDVVTVNPSIIIDRFHKLEKWRRPFFSVLQRYENASVLLPAFYNVRNTLVSFRVKYMLDDFQSRQPVYFFHPQYLSSVSRYWLSLGVRARRISTGLILVTAALELCEEVHLFGFWAFPMNPSGFFITHHYYDNVKPKPGFHAMPSEIFTFLRMHSRGI
