Structure of PDB 2nsd Chain A

Receptor sequence
>2nsdA (length=268) Species: 83332 (Mycobacterium tuberculosis H37Rv) [Search protein sequence]
TGLLDGKRILVSGIITDSSIAFHIARVAQEQGAQLVLTGFDRLRLIQRIT
DRLPAKAPLLELDVQNEEHLASLAGRVTEAIGAGNKLDGVVHSIGFMPQT
GMGINPFFDAPYADVSKGIHISAYSYASMAKALLPIMNPGGSIVGMDFDP
SRAMPAYNWMTVAKSALESVNRFVAREAGKYGVRSNLVAAGPIRTLAMSA
IVGGALGEEAGAQIQLLEEGWDQRAPIGWNMKDATPVAKTVCALLSDWLP
ATTGDIIYADGGAHTQLL
3D structure
PDB2nsd Inhibition of the Mycobacterium tuberculosis enoyl acyl carrier protein reductase InhA by arylamides.
ChainA
Resolution1.9 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) Y158 K165
Catalytic site (residue number reindexed from 1) Y157 K164
Enzyme Commision number 1.3.1.9: enoyl-[acyl-carrier-protein] reductase (NADH).
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 NAD A G14 I16 S20 I21 F41 L63 D64 V65 S94 I95 I122 M147 D148 F149 K165 P193 I194 T196 G13 I15 S19 I20 F40 L62 D63 V64 S93 I94 I121 M146 D147 F148 K164 P192 I193 T195
BS02 4PI A G96 F149 Y158 P193 L218 E219 G95 F148 Y157 P192 L217 E218 MOAD: ic50=5.16uM
BindingDB: IC50=5160nM
Gene Ontology
Molecular Function
GO:0004318 enoyl-[acyl-carrier-protein] reductase (NADH) activity
GO:0005504 fatty acid binding
GO:0016491 oxidoreductase activity
GO:0050343 trans-2-enoyl-CoA reductase (NADH) activity
GO:0070403 NAD+ binding
Biological Process
GO:0006633 fatty acid biosynthetic process
GO:0030497 fatty acid elongation
GO:0046677 response to antibiotic
GO:0071768 mycolic acid biosynthetic process
Cellular Component
GO:0005886 plasma membrane
GO:0009274 peptidoglycan-based cell wall

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2nsd, PDBe:2nsd, PDBj:2nsd
PDBsum2nsd
PubMed17723305
UniProtP9WGR1|INHA_MYCTU Enoyl-[acyl-carrier-protein] reductase [NADH] (Gene Name=inhA)

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