Structure of PDB 1q7b Chain D Binding Site BS02

Receptor Information
>1q7b Chain D (length=243) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
NFEGKIALVTGASRGIGRAIAETLAARGAKVIGTATSENGAQAISDYLGA
NGKGLMLNVTDPASIESVLEKIRAEFGEVDILVNNAGITRDNLLMRMKDE
EWNDIIETNLSSVFRLSKAVMRAMMKKRHGRIITIGSVVGTMGNGGQANY
AAAKAGLIGFSKSLAREVASRGITVNVVAPGFIETDMTRALSDDQRAGIL
AQVPAGRLGGAQEIANAVAFLASDEAAYITGETLHVNGGMYMV
Ligand information
Ligand IDNAP
InChIInChI=1S/C21H28N7O17P3/c22-17-12-19(25-7-24-17)28(8-26-12)21-16(44-46(33,34)35)14(30)11(43-21)6-41-48(38,39)45-47(36,37)40-5-10-13(29)15(31)20(42-10)27-3-1-2-9(4-27)18(23)32/h1-4,7-8,10-11,13-16,20-21,29-31H,5-6H2,(H7-,22,23,24,25,32,33,34,35,36,37,38,39)/t10-,11-,13-,14-,15-,16-,20-,21-/m1/s1
InChIKeyXJLXINKUBYWONI-NNYOXOHSSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1cc(c[n+](c1)C2C(C(C(O2)COP(=O)([O-])OP(=O)(O)OCC3C(C(C(O3)n4cnc5c4ncnc5N)OP(=O)(O)O)O)O)O)C(=O)N
CACTVS 3.341NC(=O)c1ccc[n+](c1)[CH]2O[CH](CO[P]([O-])(=O)O[P](O)(=O)OC[CH]3O[CH]([CH](O[P](O)(O)=O)[CH]3O)n4cnc5c(N)ncnc45)[CH](O)[CH]2O
CACTVS 3.341NC(=O)c1ccc[n+](c1)[C@@H]2O[C@H](CO[P]([O-])(=O)O[P@@](O)(=O)OC[C@H]3O[C@H]([C@H](O[P](O)(O)=O)[C@@H]3O)n4cnc5c(N)ncnc45)[C@@H](O)[C@H]2O
OpenEye OEToolkits 1.5.0c1cc(c[n+](c1)[C@H]2[C@@H]([C@@H]([C@H](O2)CO[P@@](=O)([O-])O[P@](=O)(O)OC[C@@H]3[C@H]([C@H]([C@@H](O3)n4cnc5c4ncnc5N)OP(=O)(O)O)O)O)O)C(=O)N
FormulaC21 H28 N7 O17 P3
NameNADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE;
2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE
ChEMBLCHEMBL295069
DrugBankDB03461
ZINC
PDB chain1q7b Chain D Residue 4901 [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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PDB1q7b Cofactor-Induced Conformational Rearrangements Establish a Catalytically Competent Active Site and a Proton Relay Conduit in FabG
Resolution2.05 Å
Binding residue
(original residue number in PDB)		G12 S14 R15 T37 N59 V60 N86 A87 S138 Y151 K155 P181 I184
Binding residue
(residue number reindexed from 1)		G11 S13 R14 T36 N58 V59 N85 A86 S137 Y150 K154 P180 I183
Annotation score4
Binding affinityMOAD: Kd=3.5uM
Enzymatic activity
Catalytic site (original residue number in PDB) G16 E102 S138 Q148 Y151 K155
Catalytic site (residue number reindexed from 1) G15 E101 S137 Q147 Y150 K154
Enzyme Commision number 1.1.1.100: 3-oxoacyl-[acyl-carrier-protein] reductase.
Gene Ontology
Molecular Function
GO:0004316 3-oxoacyl-[acyl-carrier-protein] reductase (NADPH) activity
GO:0016491 oxidoreductase activity
GO:0016616 oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
GO:0042802 identical protein binding
GO:0046872 metal ion binding
GO:0050661 NADP binding
GO:0051287 NAD binding
Biological Process
GO:0006633 fatty acid biosynthetic process
GO:0008610 lipid biosynthetic process
GO:0009102 biotin biosynthetic process
GO:0030497 fatty acid elongation
Cellular Component
GO:0005829 cytosol

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Molecular Function
View graph for
Biological Process
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Cellular Component
External links
PDB RCSB:1q7b, PDBe:1q7b, PDBj:1q7b
PDBsum1q7b
PubMed15016358
UniProtP0AEK2|FABG_ECOLI 3-oxoacyl-[acyl-carrier-protein] reductase FabG (Gene Name=fabG)

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