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Structure of PDB 1eei Chain H Binding Site BS01

Receptor Information
>1eei Chain H (length=103) Species: 666 (Vibrio cholerae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TPQNITDLCAEYHNTQIHTLNDKIFSYTESLAGKREMAIITFKNGATFQV
EVPGSQHIDSQKKAIERMKDTLRIAYLTEAKVEKLCVWNNKTPHAIAAIS
MAN
Ligand information
Ligand IDGAA
InChIInChI=1S/C12H15NO8/c14-5-8-9(15)10(16)11(17)12(21-8)20-7-3-1-2-6(4-7)13(18)19/h1-4,8-12,14-17H,5H2/t8-,9+,10+,11-,12+/m1/s1
InChIKeyVCCMGHVCRFMITI-IIRVCBMXSA-N
SMILES
SoftwareSMILES
CACTVS 3.341OC[C@H]1O[C@H](Oc2cccc(c2)[N+]([O-])=O)[C@H](O)[C@@H](O)[C@H]1O
OpenEye OEToolkits 1.5.0c1cc(cc(c1)OC2C(C(C(C(O2)CO)O)O)O)[N+](=O)[O-]
ACDLabs 10.04[O-][N+](=O)c2cc(OC1OC(C(O)C(O)C1O)CO)ccc2
CACTVS 3.341OC[CH]1O[CH](Oc2cccc(c2)[N+]([O-])=O)[CH](O)[CH](O)[CH]1O
OpenEye OEToolkits 1.5.0c1cc(cc(c1)O[C@@H]2[C@@H]([C@H]([C@H]([C@H](O2)CO)O)O)O)[N+](=O)[O-]
FormulaC12 H15 N O8
Name3-nitrophenyl alpha-D-galactopyranoside;
METANITROPHENYL-ALPHA-D-GALACTOSIDE;
3-nitrophenyl alpha-D-galactoside;
3-nitrophenyl D-galactoside;
3-nitrophenyl galactoside
ChEMBL
DrugBankDB02213
ZINCZINC000006535005
PDB chain1eei Chain H Residue 508 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1eei Exploration of the GM1 receptor-binding site of heat-labile enterotoxin and cholera toxin by phenyl-ring-containing galactose derivatives.
Resolution2.0 Å
Binding residue
(original residue number in PDB)
Y12 H13 E51 Q56 W88 N90 K91
Binding residue
(residue number reindexed from 1)
Y12 H13 E51 Q56 W88 N90 K91
Annotation score1
Binding affinityMOAD: ic50=0.7mM
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0046872 metal ion binding
Cellular Component
GO:0005576 extracellular region

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Molecular Function

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Cellular Component
External links

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