Structure of PDB 1z89 Chain A Binding Site BS02

Receptor Information
>1z89 Chain A (length=316) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MASRILLNNGAKMPILGLGTWKSPPGQVTEAVKVAIDVGYRHIDCAHVYQ
NENEVGVAIQEKLREQVVKREELFIVSKLWCTYHEKGLVKGACQKTLSDL
KLDYLDLYLIHWPTGFKPGKEFFPLDESGNVVPSDTNILDTWAAMEELVD
EGLVKAIGISNFNHLQVEMILNKPGLKYKPAVNQIECHPYLTQEKLIQYC
QSKGIVVTAYSPLGSPDRPWAKPEDPSLLEDPRIKAIAAKHNKTTAQVLI
RFPMQRNLVVIPKSVTPERIAENFKVFDFELSSQDMTTLLSYNRNWRVCA
LLSCTSHKDYPFHEEF
Ligand information
Ligand ID62P
InChIInChI=1S/C13H9ClN2O4S/c1-7-9-6-8(14)2-3-10(9)20-13(7)21(18,19)12-5-4-11(17)15-16-12/h2-6H,1H3,(H,15,17)
InChIKeyFXFPQPNUMWQRAO-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341Cc1c2cc(Cl)ccc2oc1[S](=O)(=O)C3=NNC(=O)C=C3
OpenEye OEToolkits 1.5.0Cc1c2cc(ccc2oc1S(=O)(=O)C3=NNC(=O)C=C3)Cl
ACDLabs 10.04O=C1C=CC(=NN1)S(=O)(=O)c3oc2ccc(Cl)cc2c3C
FormulaC13 H9 Cl N2 O4 S
Name6-[(5-CHLORO-3-METHYL-1-BENZOFURAN-2-YL)SULFONYL]PYRIDAZIN-3(2H)-ONE
ChEMBLCHEMBL240725
DrugBankDB07187
ZINC
PDB chain1z89 Chain A Residue 600 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1z89 High-resolution crystal structure of aldose reductase complexed with the novel sulfonyl-pyridazinone inhibitor exhibiting an alternative active site anchoring group.
Resolution1.43 Å
Binding residue
(original residue number in PDB)		W20 Y48 W79 H110 W111 T113 F115 F122 C298 A299 L300 C303 Y309
Binding residue
(residue number reindexed from 1)		W21 Y49 W80 H111 W112 T114 F116 F123 C299 A300 L301 C304 Y310
Annotation score1
Binding affinityMOAD: Ka=1100000M^-1
BindingDB: IC50=1nM
Enzymatic activity
Catalytic site (original residue number in PDB) D43 Y48 K77 H110
Catalytic site (residue number reindexed from 1) D44 Y49 K78 H111
Enzyme Commision number 1.1.1.21: aldose reductase.
1.1.1.300: NADP-retinol dehydrogenase.
1.1.1.372: D/L-glyceraldehyde reductase.
1.1.1.54: allyl-alcohol dehydrogenase.
Gene Ontology
Molecular Function
GO:0001758 retinal dehydrogenase activity
GO:0004032 aldose reductase (NADPH) activity
GO:0005515 protein binding
GO:0009055 electron transfer activity
GO:0016491 oxidoreductase activity
GO:0036130 prostaglandin H2 endoperoxidase reductase activity
GO:0043795 glyceraldehyde oxidoreductase activity
GO:0047655 allyl-alcohol dehydrogenase activity
GO:0047939 L-glucuronate reductase activity
GO:0047956 glycerol dehydrogenase (NADP+) activity
GO:0052650 all-trans-retinol dehydrogenase (NADP+) activity
Biological Process
GO:0001523 retinoid metabolic process
GO:0002070 epithelial cell maturation
GO:0003091 renal water homeostasis
GO:0005975 carbohydrate metabolic process
GO:0006629 lipid metabolic process
GO:0006693 prostaglandin metabolic process
GO:0006700 C21-steroid hormone biosynthetic process
GO:0019853 L-ascorbic acid biosynthetic process
GO:0035809 regulation of urine volume
GO:0042572 retinol metabolic process
GO:0043066 negative regulation of apoptotic process
GO:0044597 daunorubicin metabolic process
GO:0044598 doxorubicin metabolic process
GO:0046370 fructose biosynthetic process
GO:0071475 cellular hyperosmotic salinity response
GO:0072205 metanephric collecting duct development
Cellular Component
GO:0005615 extracellular space
GO:0005654 nucleoplasm
GO:0005737 cytoplasm
GO:0005739 mitochondrion
GO:0005829 cytosol
GO:0070062 extracellular exosome

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1z89, PDBe:1z89, PDBj:1z89
PDBsum1z89
PubMed16337231
UniProtP15121|ALDR_HUMAN Aldo-keto reductase family 1 member B1 (Gene Name=AKR1B1)

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