Structure of PDB 2qx1 Chain A Binding Site BS01

Receptor Information
>2qx1 Chain A (length=334) Species: 1773 (Mycobacterium tuberculosis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MTEIATTSGARSVGLLSVGAYRPERVVTNDEICQHIDSSDEWIYTRTGIK
TRRFAADDESAASMATEACRRALSNAGLSAADIDGVIVTTNTHFLQTPPA
APMVAASLGAKGILGFDLSAGCAGFGYALGAAADMIRGGGAATMLVVGTE
KLSPTIDMYDRGNCFIFADGAAAVVVGETPFQGIGPTVAGSDGEQADAIR
QDIDWITFAQNPSGPRPFVRLEGPAVFRWAAFKMGDVGRRAMDAAGVRPD
QIDVFVPHQANSRINELLVKNLQLRPDAVVANDIEHTGNTSAASIPLAMA
ELLTTGAAKPGDLALLIGYGAGLSYAAQVVRMPK
Ligand information
Ligand IDCOA
InChIInChI=1S/C21H36N7O16P3S/c1-21(2,16(31)19(32)24-4-3-12(29)23-5-6-48)8-41-47(38,39)44-46(36,37)40-7-11-15(43-45(33,34)35)14(30)20(42-11)28-10-27-13-17(22)25-9-26-18(13)28/h9-11,14-16,20,30-31,48H,3-8H2,1-2H3,(H,23,29)(H,24,32)(H,36,37)(H,38,39)(H2,22,25,26)(H2,33,34,35)/t11-,14-,15-,16+,20-/m1/s1
InChIKeyRGJOEKWQDUBAIZ-IBOSZNHHSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC(C)(COP(=O)(O)OP(=O)(O)OCC1C(C(C(O1)n2cnc3c2ncnc3N)O)OP(=O)(O)O)C(C(=O)NCCC(=O)NCCS)O
CACTVS 3.341CC(C)(CO[P@@](O)(=O)O[P@](O)(=O)OC[C@H]1O[C@H]([C@H](O)[C@@H]1O[P](O)(O)=O)n2cnc3c(N)ncnc23)[C@@H](O)C(=O)NCCC(=O)NCCS
OpenEye OEToolkits 1.5.0CC(C)(CO[P@](=O)(O)O[P@@](=O)(O)OC[C@@H]1[C@H]([C@H]([C@@H](O1)n2cnc3c2ncnc3N)O)OP(=O)(O)O)[C@H](C(=O)NCCC(=O)NCCS)O
CACTVS 3.341CC(C)(CO[P](O)(=O)O[P](O)(=O)OC[CH]1O[CH]([CH](O)[CH]1O[P](O)(O)=O)n2cnc3c(N)ncnc23)[CH](O)C(=O)NCCC(=O)NCCS
ACDLabs 10.04O=C(NCCS)CCNC(=O)C(O)C(C)(C)COP(=O)(O)OP(=O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3OP(=O)(O)O
FormulaC21 H36 N7 O16 P3 S
NameCOENZYME A
ChEMBLCHEMBL1213327
DrugBankDB01992
ZINCZINC000008551087
PDB chain2qx1 Chain A Residue 962 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2qx1 Probing reactivity and substrate specificity of both subunits of the dimeric Mycobacterium tuberculosis FabH using alkyl-CoA disulfide inhibitors and acyl-CoA substrates
Resolution2.6 Å
Binding residue
(original residue number in PDB)		S28 W32 R151 F213 N247
Binding residue
(residue number reindexed from 1)		S38 W42 R161 F227 N261
Annotation score3
Enzymatic activity
Enzyme Commision number 2.3.1.301: mycobacterial beta-ketoacyl-[acyl carrier protein] synthase III.
Gene Ontology
Molecular Function
GO:0000062 fatty-acyl-CoA binding
GO:0004315 3-oxoacyl-[acyl-carrier-protein] synthase activity
GO:0005515 protein binding
GO:0016746 acyltransferase activity
GO:0033818 beta-ketoacyl-acyl-carrier-protein synthase III activity
GO:0061990 beta-ketodecanoyl-[acyl-carrier-protein] synthase activity
Biological Process
GO:0006633 fatty acid biosynthetic process
GO:0008610 lipid biosynthetic process
GO:0030497 fatty acid elongation
GO:0035336 long-chain fatty-acyl-CoA metabolic process
Cellular Component
GO:0005737 cytoplasm

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2qx1, PDBe:2qx1, PDBj:2qx1
PDBsum2qx1
PubMed18096200
UniProtP9WNG3|FABH_MYCTU Mycobacterial beta-ketoacyl-[acyl-carrier-protein] synthase III (Gene Name=fabH)

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