Structure of PDB 6vsf Chain B Binding Site BS02

Receptor Information
>6vsf Chain B (length=159) Species: 83332 (Mycobacterium tuberculosis H37Rv) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MVGLIWAQATSGVIGRGGDIPWRLPEDQAHFREITMGHTIVMGRRTWDSL
PAKVRPLPGRRNVVLSRQADFMASGAEVVGSLEEALTSPETWVIGGGQVY
ALALPYATRCEVTEVDIGLPREAGDALAPVLDETWRGETGEWRFSRSGLR
YRLYSYHRS
Ligand information
Ligand IDRKY
InChIInChI=1S/C13H14O5/c14-10(3-5-13(15)16)9-2-4-11-12(8-9)18-7-1-6-17-11/h2,4,8H,1,3,5-7H2,(H,15,16)
InChIKeyRQYNFIARXFWNDM-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.385OC(=O)CCC(=O)c1ccc2OCCCOc2c1
OpenEye OEToolkits 2.0.7c1cc2c(cc1C(=O)CCC(=O)O)OCCCO2
ACDLabs 12.01c1cc(C(CCC(O)=O)=O)cc2c1OCCCO2
FormulaC13 H14 O5
Name4-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-4-oxobutanoic acid
ChEMBLCHEMBL1349957
DrugBank
ZINCZINC000003888072
PDB chain6vsf Chain B Residue 202 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6vsf Using a Fragment-Based Approach to Identify Alternative Chemical Scaffolds Targeting Dihydrofolate Reductase fromMycobacterium tuberculosis.
Resolution2.012 Å
Binding residue
(original residue number in PDB)		D19 Q28 S49
Binding residue
(residue number reindexed from 1)		D19 Q28 S49
Annotation score1
Binding affinityMOAD: Kd=2.7mM
Enzymatic activity
Catalytic site (original residue number in PDB) I5 I20 W22 D27 Q28 F31 L57 T91 T113
Catalytic site (residue number reindexed from 1) I5 I20 W22 D27 Q28 F31 L57 T91 T113
Enzyme Commision number 1.5.1.3: dihydrofolate reductase.
Gene Ontology
Molecular Function
GO:0004146 dihydrofolate reductase activity
GO:0016491 oxidoreductase activity
GO:0050661 NADP binding
GO:0070401 NADP+ binding
Biological Process
GO:0006730 one-carbon metabolic process
GO:0046452 dihydrofolate metabolic process
GO:0046654 tetrahydrofolate biosynthetic process
GO:0046655 folic acid metabolic process
Cellular Component
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:6vsf, PDBe:6vsf, PDBj:6vsf
PDBsum6vsf
PubMed32603583
UniProtP9WNX1|DYR_MYCTU Dihydrofolate reductase (Gene Name=folA)

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