Structure of PDB 1qsg Chain H Binding Site BS03

Receptor Information
>1qsg Chain H (length=258) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GFLSGKRILVTGVASKLSIAYGIAQAMHREGAELAFTYQNDKLKGRVEEF
AAQLGSDIVLQCDVAEDASIDTMFAELGKVWPKFDGFVHSIGFAPGDQLD
GDYVNAVTREGFKIAHDISSYSFVAMAKACRSMLNPGSALLTLSYLGAER
AIPNYNVMGLAKASLEANVRYMANAMGPEGVRVNAISAGPIRTLAASGIK
DFRKMLAHCEAVTPIRRTVTIEDVGNSAAFLCSDLSAGISGEVVHVDGGF
SIAAMNEL
Ligand information
Ligand IDTCL
InChIInChI=1S/C12H7Cl3O2/c13-7-1-3-11(9(15)5-7)17-12-4-2-8(14)6-10(12)16/h1-6,16H
InChIKeyXEFQLINVKFYRCS-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04Clc2cc(Cl)ccc2Oc1ccc(Cl)cc1O
OpenEye OEToolkits 1.5.0c1cc(c(cc1Cl)O)Oc2ccc(cc2Cl)Cl
CACTVS 3.341Oc1cc(Cl)ccc1Oc2ccc(Cl)cc2Cl
FormulaC12 H7 Cl3 O2
NameTRICLOSAN
ChEMBLCHEMBL849
DrugBankDB08604
ZINCZINC000000002216
PDB chain1qsg Chain H Residue 1323 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1qsg Structural basis and mechanism of enoyl reductase inhibition by triclosan.
Resolution1.75 Å
Binding residue
(original residue number in PDB)		G93 A95 L100 Y146 Y156 A196 I200
Binding residue
(residue number reindexed from 1)		G92 A94 L99 Y145 Y155 A195 I199
Annotation score1
Binding affinityBindingDB: IC50=430nM
Enzymatic activity
Catalytic site (original residue number in PDB) S145 Y156 M159 K163 I200
Catalytic site (residue number reindexed from 1) S144 Y155 M158 K162 I199
Enzyme Commision number 1.3.1.9: enoyl-[acyl-carrier-protein] reductase (NADH).
Gene Ontology
Molecular Function
GO:0004318 enoyl-[acyl-carrier-protein] reductase (NADH) activity
GO:0005515 protein binding
GO:0016491 oxidoreductase activity
GO:0042802 identical protein binding
GO:0070404 NADH binding
Biological Process
GO:0006633 fatty acid biosynthetic process
GO:0008610 lipid biosynthetic process
GO:0009102 biotin biosynthetic process
GO:0030497 fatty acid elongation
GO:0046677 response to antibiotic
GO:0051289 protein homotetramerization
Cellular Component
GO:0005829 cytosol
GO:0016020 membrane
GO:0032991 protein-containing complex
GO:1902494 catalytic complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1qsg, PDBe:1qsg, PDBj:1qsg
PDBsum1qsg
PubMed10398587
UniProtP0AEK4|FABI_ECOLI Enoyl-[acyl-carrier-protein] reductase [NADH] FabI (Gene Name=fabI)

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