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gtfA
Streptococcus gordonii · UDP-N-acetylglucosamine--peptide N-acetylglucosaminyltransferase GtfA subunit (EC 2.4.1.-)
GT4Non-model organism · annotation 4–5Fold GT-BRetaining2 PDB structure(s)
External resources
Identification and annotation
| CAZy family | GT4 · CAZy entry |
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| Gene symbol | gtfA |
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| Synonyms / alternate names | - Glycosyltransferase GtfA
- O-glycosyltransferase
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| UniProt accession | Q9AET5 |
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| NCBI Gene ID | not curated |
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| Source species | Streptococcus gordonii |
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| Taxonomic domain | Bacteria |
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| UniProt annotation level | 5 |
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Function and localisation
| Enzyme function | UDP-N-acetylglucosamine--peptide N-acetylglucosaminyltransferase GtfA subunit (EC 2.4.1.-) |
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| Subcellular location | not curated |
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Structure and mechanism
| Fold type | GT-B |
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| Catalytic mechanism | Retaining |
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| Cation dependence | No |
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| Oligomeric state | Forms a heterotetramer with 2 subunits each of GtfA and GtfB |
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| PDB structures | 5E9T, 5E9U |
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Donor and acceptor specificity
| Sugar nucleotide donor | UDP-N-acetyl-alpha-D-glucosamine |
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| Donor CCD code(s) | UD1 |
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| Acceptor substrate(s) | L-seryl-[protein] |
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| Acceptor CCD / GlycoCT | not curated |
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Protein sequences
Full protein sequence
506 aa
MTVYNINLGIGWASSGVEYAQAYRAQILRRIQQPAKFIFMDMILADNIQHLTENIGFLDEEIIWLYNYFTDIKIAPTTVTLDQVLAQVAGQPERSEKEGKIVRYFYPQDDQFITCYLRQEDQDSVEHVEYVSRGRLIRKDYFSYVRYASEYFAPHNDAATLYQRRFYHEDGSVAYDMLIEDGQEKLYRFPDRIFYSKAELVRYFLQCLQLQADDVVILDRETGIGQVVFEESQKAKLGVVVHAEHFSENASSDDYILWNNFYDYQFTNADKVDFFIVATEAQKRILEQQFQHYSDKQPQIATIPVGSLDQLTYPKEPRKPYSMITASRLATEKHIDWLVAATVQAHAQLPELTLDIYGKGSEEDKLRRRIEEAGAQDYIRLKGHADLSQIYAGYELYLTASTSEGFGLTLMEAVGSGLPLIGFDVRYGNQTFIDDGKNGYLLPVSSNHVEDQIIAAFVEKIIALFSQGRQQEMSQHSYQVAENYLTSRVEAAWTQLLKEVRDDSAL
Catalytic domain sequence
303 aa
DRIFYSKAELVRYFLQCLQLQADDVVILDRETGIGQVVFEESQKAKLGVVVHAEHFSENASSDDYILWNNFYDYQFTNADKVDFFIVATEAQKRILEQQFQHYSDKQPQIATIPVGSLDQLTYPKEPRKPYSMITASRLATEKHIDWLVAATVQAHAQLPELTLDIYGKGSEEDKLRRRIEEAGAQDYIRLKGHADLSQIYAGYELYLTASTSEGFGLTLMEAVGSGLPLIGFDVRYGNQTFIDDGKNGYLLPVSSNHVEDQIIAAFVEKIIALFSQGRQQEMSQHSYQVAENYLTSRVEAAW
