Structure of PDB 1q23 Chain H Binding Site BS02

Receptor Information
>1q23 Chain H (length=216) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KITGYTTVDISQWHRKEHFEAFQSVAQCTYNQTVQLDITAFLKTVKKNKH
KFYPAFIHILARLMNAHPEFRMAMKDGELVIWDSVHPCYTVFHEQTETFS
SLWSEYHDDFRQFLHIYSQDVACYGENLAYFPKGFIENMFFVSANPWVSF
TSFDLNVANMDNFFAPVFTMGKYYTQGDKVLMPLAIQVHHAVCDGFHVGR
MLNELQQYCDEWQGGA
Ligand information
Ligand IDFUA
InChIInChI=1S/C31H48O6/c1-17(2)9-8-10-20(28(35)36)26-22-15-24(34)27-29(5)13-12-23(33)18(3)21(29)11-14-30(27,6)31(22,7)16-25(26)37-19(4)32/h9,18,21-25,27,33-34H,8,10-16H2,1-7H3,(H,35,36)/b26-20-/t18-,21-,22-,23+,24+,25-,27-,29-,30-,31-/m0/s1
InChIKeyIECPWNUMDGFDKC-MZJAQBGESA-N
SMILES
SoftwareSMILES
CACTVS 3.341C[C@@H]1[C@H](O)CC[C@@]2(C)[C@H]1CC[C@@]3(C)[C@H]2[C@H](O)C[C@H]4\C([C@H](C[C@]34C)OC(C)=O)=C(/CCC=C(C)C)C(O)=O
CACTVS 3.341C[CH]1[CH](O)CC[C]2(C)[CH]1CC[C]3(C)[CH]2[CH](O)C[CH]4C([CH](C[C]34C)OC(C)=O)=C(CCC=C(C)C)C(O)=O
OpenEye OEToolkits 1.5.0CC1C2CCC3(C(C2(CCC1O)C)C(CC4C3(CC(C4=C(CCC=C(C)C)C(=O)O)OC(=O)C)C)O)C
OpenEye OEToolkits 1.5.0C[C@H]1[C@@H]2CC[C@]3([C@H]([C@]2(CC[C@H]1O)C)[C@@H](C[C@@H]\4[C@@]3(C[C@@H](/C4=C(/CCC=C(C)C)\C(=O)O)OC(=O)C)C)O)C
ACDLabs 10.04O=C(O)/C(=C2/C1CC(O)C3C(C1(CC2OC(=O)C)C)(C)CCC4C(C)C(O)CCC34C)CC\C=C(/C)C
FormulaC31 H48 O6
NameFUSIDIC ACID
ChEMBLCHEMBL374975
DrugBankDB02703
ZINCZINC000008143796
PDB chain1q23 Chain H Residue 709 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1q23 Crystal structure of Chloramphenicol acetyltransferase I in the apoenzyme form and complexed with fusidic acid at 2.18 A resolution
Resolution2.18 Å
Binding residue
(original residue number in PDB)		Y133 S146 F156 L158 F166
Binding residue
(residue number reindexed from 1)		Y130 S143 F153 L155 F163
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) R18 T172 H193 D197
Catalytic site (residue number reindexed from 1) R15 T169 H190 D194
Enzyme Commision number 2.3.1.28: chloramphenicol O-acetyltransferase.
Gene Ontology
Molecular Function
GO:0008811 chloramphenicol O-acetyltransferase activity
GO:0016746 acyltransferase activity
Biological Process
GO:0046677 response to antibiotic

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:1q23, PDBe:1q23, PDBj:1q23
PDBsum1q23
PubMed
UniProtP62577|CAT_ECOLX Chloramphenicol acetyltransferase (Gene Name=cat)

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