Structure of PDB 2vl8 Chain B Binding Site BS02

Receptor Information
>2vl8 Chain B (length=533) Species: 1505 (Paraclostridium sordellii) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LVNKAQLQKMAYVKFRIQEDEYVAILNALEEYHNMSESSVVEKYLKLKDI
NNLTDNYLNTYKKSGRNKALKKFKEYLTMEVLELKNNSLTPVEKNLHFIW
IGGQINDTAINYINQWKDVNSDYTVKVFYDSNAFLINTLKKTIVESATNN
TLESFRENLNDPEFDYNKFYRKRMEIIYDKQKHFIDYYKSQIEENPEFII
DNIIKTYLSNEYSKDLEALNKYIEESLNKITANNGNDIRNLEKFADEDLV
RLYNQELVERWNLAAASDILRISMLKEDGGVYLDVDMLPGIQPDLFKSIN
KPDSITNTSWEMIKLEAIMKYKEYIPGYTSKNFDMLDEEVQRSFESALSS
KSDKSEIFLPLDDIKVSPLEVKIAFANNSVINQALISLKDSYCSDLVINQ
IKNRYKILNDNLNPSINEGTDFNTTMKIFSDKLASISNEDNMMFMIKITN
YLKVGFAPDVRSTINLSGPGVYTGAYQDLLMFKDNSTNIHLLEPELRNFE
FPKTKISQLTEQEITSLARAKSQFEEYKKGYFE
Ligand information
Ligand IDCTS
InChIInChI=1S/C8H15NO4/c10-4-1-2-9-3-5(11)7(12)8(13)6(4)9/h4-8,10-13H,1-3H2/t4-,5-,6+,7+,8+/m0/s1
InChIKeyJDVVGAQPNNXQDW-TVNFTVLESA-N
SMILES
SoftwareSMILES
CACTVS 3.341O[C@H]1CCN2C[C@H](O)[C@@H](O)[C@H](O)[C@@H]12
OpenEye OEToolkits 1.5.0C1CN2CC(C(C(C2C1O)O)O)O
OpenEye OEToolkits 1.5.0C1C[N@]2C[C@@H]([C@H]([C@@H]([C@H]2[C@H]1O)O)O)O
CACTVS 3.341O[CH]1CCN2C[CH](O)[CH](O)[CH](O)[CH]12
ACDLabs 10.04OC1CCN2C1C(O)C(O)C(O)C2
FormulaC8 H15 N O4
NameCASTANOSPERMINE;
(1S,6S,7R,8R,8AR)-1,6,7,8-TETRAHYDROXYINDOLIZIDINE
ChEMBLCHEMBL311226
DrugBankDB01816
ZINCZINC000003775177
PDB chain2vl8 Chain B Residue 1544 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB2vl8 Inhibition of the Glucosyltransferase Activity of Clostridial Rho/Ras-Glucosylating Toxins by Castanospermine.
Resolution2.31 Å
Binding residue
(original residue number in PDB)
D270 R273 D286 I383 N384 T465
Binding residue
(residue number reindexed from 1)
D268 R271 D284 I381 N382 T463
Annotation score1
Binding affinityMOAD: ic50~30uM
Enzymatic activity
Enzyme Commision number 2.4.1.-
3.4.22.-
Gene Ontology
Molecular Function
GO:0016757 glycosyltransferase activity

View graph for
Molecular Function
External links
PDB RCSB:2vl8, PDBe:2vl8, PDBj:2vl8
PDBsum2vl8
PubMed18505687
UniProtQ46342|TCSL1_PARSO Cytotoxin-L (Gene Name=tcsL)

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