Structure of PDB 4ddm Chain A Binding Site BS01

Receptor Information
>4ddm Chain A (length=289) Species: 1773 (Mycobacterium tuberculosis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
IPAFHPGELNVYSAPGDVADVSRALRLTGRRVMLVPTMGALHEGHLALVR
AAKRVPGSVVVVSIFVNPMQFGAGGDLDAYPRTPDDDLAQLRAEGVEIAF
TPTTAAMYPDGLRTTVQPGPLAAELEGGPRPTHFAGVLTVVLKLLQIVRP
DRVFFGEKDYQQLVLIRQLVADFNLDVAVVGVPTVREADGLAMSSRNRYL
DPAQRAAAVALSAALTAAAHAATAGAQAALDAARAVLDAAPGVAVDYLEL
RDIGLGPMPLNGSGRLLVAARLGTTRLLDNIAIEIGTFA
Ligand information
Ligand ID0HO
InChIInChI=1S/C7H4N2O2S/c10-7(11)4-1-2-5-6(3-4)9-12-8-5/h1-3H,(H,10,11)
InChIKeyYHMXJZVGBCACMT-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6c1cc2c(cc1C(=O)O)nsn2
CACTVS 3.370OC(=O)c1ccc2nsnc2c1
ACDLabs 12.01O=C(O)c1ccc2nsnc2c1
FormulaC7 H4 N2 O2 S
Name2,1,3-benzothiadiazole-5-carboxylic acid
ChEMBL
DrugBank
ZINCZINC000000128608
PDB chain4ddm Chain A Residue 406 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4ddm Integrated biophysical approach to fragment screening and validation for fragment-based lead discovery.
Resolution1.83 Å
Binding residue
(original residue number in PDB)		P38 T39 M40 H47 Q164
Binding residue
(residue number reindexed from 1)		P36 T37 M38 H45 Q162
Annotation score1
Binding affinityMOAD: Kd=3.48mM
PDBbind-CN: -logKd/Ki=2.46,Kd=3.5mM
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) M38 H42 H45 D86 D87 Q90 K158 S194 S195 R196
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:4ddm, PDBe:4ddm, PDBj:4ddm
PDBsum4ddm
PubMed23872845
UniProtP9WIL5|PANC_MYCTU Pantothenate synthetase (Gene Name=panC)

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