Structure of PDB 3img Chain B Binding Site BS01

Receptor Information
>3img Chain B (length=272) Species: 1773 (Mycobacterium tuberculosis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AIPAFHPGELNVYSAPGDVADVSRALRLTGRRVMLVPTMGALHEGHLALV
RAAKRVPGSVVVVSIFVNPPDDDLAQLRAEGVEIAFTPTTAAMYPDGLRT
TVQPGPLAAELEGGPRPTHFAGVLTVVLKLLQIVRPDRVFFGEKDYQQLV
LIRQLVADFNLDVAVVGVPTVREADGLAMSSRNRYLDPAQRAAAVALSAA
LTAAAHAATAGAQAALDAARAVLDAAPGVAVDYLELRDIGLGPMPLNGSG
RLLVAARLGTTRLLDNIAIEIG
Ligand information
Ligand IDBZ2
InChIInChI=1S/C9H6O3/c10-9(11)8-5-6-3-1-2-4-7(6)12-8/h1-5H,(H,10,11)
InChIKeyOFFSPAZVIVZPHU-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.352OC(=O)c1oc2ccccc2c1
ACDLabs 11.02O=C(O)c2oc1ccccc1c2
OpenEye OEToolkits 1.7.0c1ccc2c(c1)cc(o2)C(=O)O
FormulaC9 H6 O3
Name1-benzofuran-2-carboxylic acid
ChEMBLCHEMBL84095
DrugBank
ZINCZINC000000053963
PDB chain3img Chain B Residue 302 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3img Application of fragment growing and fragment linking to the discovery of inhibitors of Mycobacterium tuberculosis pantothenate synthetase.
Resolution1.8 Å
Binding residue
(original residue number in PDB)		P38 T39 M40 H47 Q164
Binding residue
(residue number reindexed from 1)		P37 T38 M39 H46 Q148
Annotation score1
Binding affinityBindingDB: Kd=1000000nM
Enzymatic activity
Catalytic site (original residue number in PDB) M40 H44 H47 D88 D89 Q92 K160 S196 S197 R198
Catalytic site (residue number reindexed from 1) M39 H43 H46 D72 D73 Q76 K144 S180 S181 R182
Enzyme Commision number 6.3.2.1: pantoate--beta-alanine ligase (AMP-forming).
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0004592 pantoate-beta-alanine ligase activity
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0016874 ligase activity
GO:0030145 manganese ion binding
GO:0046872 metal ion binding
Biological Process
GO:0015940 pantothenate biosynthetic process
GO:0019482 beta-alanine metabolic process
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3img, PDBe:3img, PDBj:3img
PDBsum3img
PubMed19780086
UniProtP9WIL5|PANC_MYCTU Pantothenate synthetase (Gene Name=panC)

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