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tcsL
Paraclostridium sordellii · Cytotoxin-L (EC 3.4.22.-)
GT44Non-model organism · annotation 4–5Fold GT-ARetaining1 PDB structure(s)
External resources
Identification and annotation
| CAZy family | GT44 · CAZy entry |
| Gene symbol | tcsL |
| Synonyms / alternate names | Lethal toxin |
| UniProt accession | P0DUB4 |
| NCBI Gene ID | not curated |
| Source species | Paraclostridium sordellii |
| Taxonomic domain | Bacteria |
| UniProt annotation level | 5 |
Function and localisation
| Enzyme function | Cytotoxin-L (EC 3.4.22.-) |
| Subcellular location | not curated |
Structure and mechanism
| Fold type | GT-A |
| Catalytic mechanism | Retaining |
| Cation dependence | Yes (Mn2+, Mg2+) |
| Oligomeric state | Homomultimer; forms an inactive homomultimer at pH 8, which |
| PDB structures | 6WTS |
Donor and acceptor specificity
| Sugar nucleotide donor | UDP-alpha-D-glucose |
| Donor CCD code(s) | UPG |
| Acceptor substrate(s) | L-threonyl-[protein] |
| Acceptor CCD / GlycoCT | not curated |
Protein sequences
Full protein sequence
2364 aa
MSLVNKAQLQKMAYVKFRIQEDEYVAILNALEEYHNMSESSVVEKYLKLKDINNLTDNYLNTYKKSGRNKALKKFKEYLTMEVLELKNNSLTPVEKNLHFIWIGGQINDTAINYINQWKDVNSDYTVKVFYDSNAFLINTLKKTIVESATNNTLESFRENLNDPEFDYNKFYRKRMEIIYDKQKHFIDYYKSQIEENPEFIIDNIIKTYLSNEYSKDLEALNKYIEESLNKITANNGNDIRNLEKFADEDLVRLYNQELVERWNLAAASDILRISMLKEDGGVYLDVDMLPGIQPDLFKSINKPDSITDTSWEMIKLEAIMKYKEYIPGYTSKNFDMLDEEVQSSFESALSSTSDKSEIFLPLDDIKVSPLEVKIAFANNSVINQALISLKDSYGSDLVISQIKNRYKILNDNLNPAINEGNDFNTTMKTFNDNLVSISNEDNIMFMIKIADYLKVGFAPDVRSTINLSGPGVYTGAYQDLLMFKDNSINIHLLEPELRNFEFPKTKISQLTEQEITSLWSFNQARAKSQFEEYKKGYFEGALGEDDILDFSQNTVLDKDYVVEKISSSMRTPNKEYVHYIVQLQGDNVSYEAACNLFAKNPYYNILFQKNIENSETAYYYNLIYNKLQEIDKYRIPNLISNRHKIKLTFIGHGKSEFNTDTFANLDVNSLSSEIETILNLAKEDISPKSIEINLLGCNMFSYNVNVEETYPGKLLLKIKDIVSKLMPSISQDSITVSANQYEVRINKEGRRELLDHSGKWINKEESIIKDISSKEYISFNPKENKIIVKSKNLHELSTLLQEIKNNSNSSDIDLEKKVMLTECEINVASNIDTQIVEERIEEAKNLTSDSINYIKNEFKLIESISDALYDLKHQNGLDDSHFISFEDISKTENGFRIRFINKETGNSIFIETEKEIFSEYAAHISKEISNIKDTIFDNVNGKLVKKVNLDAAHEVNTLNSAFFIQSLIEYNTTKESLSNLSVAMKVQVYAQLFSTGLNTITDASKVVELVSTALDETIDLLPTLSEGLPIIATIIDGVSLGAAIKELSETNDPLLRQEIEAKIGIMAVNLTAASTAIVTSALGIASGFSILLVPLAGISAGIPSLVNNELILQDKATKVIDYFKHISLAETEGAFTLLDDKIIMPQDDLVLSEIDFNNNSITLGKCEIWRTEGGSGHTFTDDIDHFFSSPSITYRKPWLSIYDVLNIKKEKIDFSKDLMVLPNAPNRVFSYEMGWTPGFRSLDNDGTKLLDRIRDHYEGQFYWRYFAFIADALITKLKPRYEDTNVRINLDGNTRSFIVPVITTEQIRKNLSYSFYGSGGSYSLSLSPYNMNIDLNLVENDTWVIDVDNVVKNITIESDEIQKGELIENILSKLNIEDNKIVLNNHTINFYGAINESNRFISLTFSILEDINIIIEIDLVSKSYKILLSGNCIKLIENSSDIQQKIDHIGFNGEHQKYIPYSYIDNETKYNGFIDYSKKEGLFTAEFSNESIIRNIYMPDSNNLFIYSSKDLKDIRIINKGDVKLLIGNYFKDNMKVSLSFTIEDTNTIKLNGVYLDENGVAQILKFMNNAKSALNTSNSLMNFLESINIKNIFYNNLDPNIKFILDTNFIISGSNSIGQFELICDKDKNIQPYFIKFKIKETSYTLYAGNRQNLIVEPSYHLDDSGNISSTVINFSQKYLYGIDRYVNKVIITPNLYTDEINITPVYKPNYICPEVIILDANYINEKINININDLSIRYVWDNDGSDLILIANSEEDNQPQVKIRFVNVFKSDTAADKLSFNFSDKQDVSVSKIISTFSLAAYSDGVFDYEFGLVSLDNECFYINSFGNMVSGLIYINDSLYYFKPPKNNLITGFTTIDDNKYYFDPTKSGAASIGEITIDGKDYYFNKQGILQVGVINTSDGLKYFAPAGTLDENLEGESVNFIGKLNIDGKIYYFEDNYRAAVEWKSLDGETYYFNPKTGEALKGLHQIGDNKYYFDNNGIMQTGFITINDKVFYFNNDGVMQVGYIEVNGKYFYFGKNGERQLGVFNTPDGFKFFGPKDDDLGTEEGELTLYNGILNFNGKIYFFDISNTAVVGWGILDDGSTYYFDDNTAEACIGLTVINDCKYYFDDNGIRQLGFITINDNIFYFSESGKIELGYQNINGNYFYIDESGLVLIGVFDTPDGYKYFAPLNTVNDNIYGQAVEYSGLVRLNEDVYYFGETYKIETGWIENETDKYYFDPETKKAYKGINVVDDIKYYFDENGIMKTGLISFENNNYYFNEDGKMQFGYLNIKDKMFYFGKDGKMQIGVFNTPDGFKYFAHQNTLDENFEGESINYTGWLDLDGKRYYFTDEYIAATSSLTIDGYNYYFDPDTAELVVSE
Catalytic domain sequence
373 aa
KNLHFIWIGGQINDTAINYINQWKDVNSDYTVKVFYDSNAFLINTLKKTIVESATNNTLESFRENLNDPEFDYNKFYRKRMEIIYDKQKHFIDYYKSQIEENPEFIIDNIIKTYLSNEYSKDLEALNKYIEESLNKITANNGNDIRNLEKFADEDLVRLYNQELVERWNLAAASDILRISMLKEDGGVYLDVDMLPGIQPDLFKSINKPDSITDTSWEMIKLEAIMKYKEYIPGYTSKNFDMLDEEVQSSFESALSSTSDKSEIFLPLDDIKVSPLEVKIAFANNSVINQALISLKDSYGSDLVISQIKNRYKILNDNLNPAINEGNDFNTTMKTFNDNLVSISNEDNIMFMIKIADYLKVGFAPDVRSTINL