Structure of PDB 5f91 Chain A Binding Site BS01

Receptor Information
>5f91 Chain A (length=447) Species: 83331 (Mycobacterium tuberculosis CDC1551) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
NYRIEHEVRVPAKALWRAQTQRAVENFPISGRGLERTQIRALGLLKGACA
QVNSDLGLLAPEKADAIIAAAAEIADGQHDDQFPIDVFQTGSGTSSNMNT
NEVIASIAAKGGVTLHPNDDVNMSQSSNDTFPTATHIAATEAAVAHLIPA
LQQLHDALAAKALDWHTVVKSGRTHLMDAVPVTLGQEFSGYARQIEAGIE
RVRACLPRLGELAIGGTAVGTGLNAPDDFGVRVVAVLVAQTGLSELRTAA
NSFEAQAARDGLVEASGALRTIAVSLTKIANDIRWMGSGPLTGLAEIQLP
DLQKVNPVLPEAVTQVAAQVIGNDAAIAWGGANGAFELNVYIPMMARNIL
ESFKLLTNVSRLFAQRCIAGLTANVEHLRRLAESSPSIVTPLNSAIGYEE
AAAVAKQALKERKTIRQTVIDRGLIGDRLSIEDLDRRLDVLAMAKAE
Ligand information
Ligand ID5WJ
InChIInChI=1S/C23H26N4O5S/c1-32-21-11-10-16(33(30,31)27-12-6-2-3-7-13-27)14-20(21)24-22(28)15-19-17-8-4-5-9-18(17)23(29)26-25-19/h4-5,8-11,14H,2-3,6-7,12-13,15H2,1H3,(H,24,28)(H,26,29)
InChIKeyVAOCQWVGHHYUHT-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.4COc1ccc(cc1NC(=O)CC2=NNC(=O)c3c2cccc3)S(=O)(=O)N4CCCCCC4
CACTVS 3.385COc1ccc(cc1NC(=O)CC2=NNC(=O)c3ccccc23)[S](=O)(=O)N4CCCCCC4
FormulaC23 H26 N4 O5 S
Name~{N}-[5-(azepan-1-ylsulfonyl)-2-methoxy-phenyl]-2-(4-oxidanylidene-3~{H}-phthalazin-1-yl)ethanamide
ChEMBLCHEMBL1355769
DrugBank
ZINCZINC000009712829
PDB chain5f91 Chain A Residue 501 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB5f91 Selective small molecule inhibitor of the Mycobacterium tuberculosis fumarate hydratase reveals an allosteric regulatory site.
Resolution1.998 Å
Binding residue
(original residue number in PDB)
L303 T304 L429 R432
Binding residue
(residue number reindexed from 1)
L291 T292 L409 R412
Annotation score1
Binding affinityMOAD: Ki=3.2uM
PDBbind-CN: -logKd/Ki=5.20,Ki=6.3uM
Enzymatic activity
Catalytic site (original residue number in PDB) T186 H187 K324 E331
Catalytic site (residue number reindexed from 1) T174 H175 K304 E311
Enzyme Commision number 4.2.1.2: fumarate hydratase.
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004333 fumarate hydratase activity
GO:0016829 lyase activity
Biological Process
GO:0006099 tricarboxylic acid cycle
GO:0006106 fumarate metabolic process
Cellular Component
GO:0005576 extracellular region
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0005886 plasma membrane
GO:0009274 peptidoglycan-based cell wall

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:5f91, PDBe:5f91, PDBj:5f91
PDBsum5f91
PubMed27325754
UniProtP9WN93|FUMC_MYCTU Fumarate hydratase class II (Gene Name=fumC)

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