Structure of PDB 4qhc Chain A Binding Site BS01

Receptor Information
>4qhc Chain A (length=265) Species: 83332 (Mycobacterium tuberculosis H37Rv) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DLADRFAELERRYDARLGVYVPATGTTAAIEYRADERFAFCSTFKAPLVA
AVLHQNPLTHLDKLITYTSDDIRSISPVAQQHVQTGMTIGQLCDAAIRYS
DGTAANLLLADLGGPGGGTAAFTGYLRSLGDTVSRLDAEEPELNRDPPGD
ERDTTTPHAIALVLQQLVLGNALPPDKRALLTDWMARNTTGAKRIRAGFP
ADWKVIDKTGTGDYGRANDIAVVWSPTGVPYVVAVMSDRAGGGYDAEPRE
ALLAEAATCVAGVLA
Ligand information
Ligand ID33V
InChIInChI=1S/C13H23N3O3S2/c17-5-8-4-14-11(13(18)19)6-21-12(8)10-3-9-1-2-20-7-16(9)15-10/h8-12,14-15,17H,1-7H2,(H,18,19)/t8-,9+,10-,11+,12+/m1/s1
InChIKeyBYDOKGBTKWANQM-LVEVGFFFSA-N
SMILES
SoftwareSMILES
CACTVS 3.385OC[CH]1CN[CH](CS[CH]1[CH]2C[CH]3CCSCN3N2)C(O)=O
ACDLabs 12.01O=C(O)C1NCC(C(SC1)C2NN3C(C2)CCSC3)CO
OpenEye OEToolkits 1.7.6C1CSCN2C1CC(N2)C3C(CNC(CS3)C(=O)O)CO
CACTVS 3.385OC[C@H]1CN[C@@H](CS[C@@H]1[C@H]2C[C@@H]3CCSCN3N2)C(O)=O
OpenEye OEToolkits 1.7.6C1CSCN2[C@@H]1C[C@@H](N2)[C@@H]3[C@H](CN[C@@H](CS3)C(=O)O)CO
FormulaC13 H23 N3 O3 S2
Name(3R,6R,7S)-7-[(2R,3aR)-hexahydropyrazolo[1,5-c][1,3]thiazin-2-yl]-6-(hydroxymethyl)-1,4-thiazepane-3-carboxylic acid
ChEMBL
DrugBank
ZINCZINC000263620295
PDB chain4qhc Chain A Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4qhc Kinetic and Structural Characterization of the Interaction of 6-Methylidene Penem 2 with the beta-Lactamase from Mycobacterium tuberculosis.
Resolution1.899 Å
Binding residue
(original residue number in PDB)
S84 S116 I117 E182 N186 G252 T253
Binding residue
(residue number reindexed from 1)
S42 S74 I75 E140 N144 G210 T211
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=6.70,Ki=0.2uM
Enzymatic activity
Catalytic site (original residue number in PDB) S84 K87 S142 E182 K250 T253
Catalytic site (residue number reindexed from 1) S42 K45 S100 E140 K208 T211
Enzyme Commision number 3.5.2.6: beta-lactamase.
Gene Ontology
Molecular Function
GO:0008800 beta-lactamase activity
GO:0016787 hydrolase activity
Biological Process
GO:0017001 antibiotic catabolic process
GO:0030655 beta-lactam antibiotic catabolic process
GO:0046677 response to antibiotic
Cellular Component
GO:0005576 extracellular region
GO:0005886 plasma membrane
GO:0042597 periplasmic space

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:4qhc, PDBe:4qhc, PDBj:4qhc
PDBsum4qhc
PubMed26237118
UniProtP9WKD3|BLAC_MYCTU Beta-lactamase (Gene Name=blaC)

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