Structure of PDB 2iq0 Chain A Binding Site BS02

Receptor Information
>2iq0 Chain A (length=314) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SRLLLNNGAKMPILGLGTWKSPPGQVTEAVKVAIDVGYRHIDCAHVYQNE
NEVGVAIQEKLREQVVKREELFIVSKLWCTYHEKGLVKGACQKTLSDLKL
DYLDLYLIHWPTGFKPGKEFFPLDESGNVVPSDTNILDTWAAMEELVDEG
LVKAIGISNFNHLQVEMILNKPGLKYKPAVNQIECHPYLTQEKLIQYCQS
KGIVVTAYSPLGSPDRPWAKPEDPSLLEDPRIKAIAAKHNKTTAQVLIRF
PMQRNLVVIPKSVTPERIAENFKVFDFELSSQDMTTLLSYNRNWRVCALL
SCTSHKDYPFHEEF
Ligand information
Ligand ID6NA
InChIInChI=1S/C6H12O2/c1-2-3-4-5-6(7)8/h2-5H2,1H3,(H,7,8)
InChIKeyFUZZWVXGSFPDMH-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CCCCCC(=O)O
ACDLabs 10.04O=C(O)CCCCC
CACTVS 3.341CCCCCC(O)=O
FormulaC6 H12 O2
NameHEXANOIC ACID
ChEMBLCHEMBL14184
DrugBank
ZINCZINC000001529230
PDB chain2iq0 Chain A Residue 317 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2iq0 Structural and thermodynamic studies of simple aldose reductase-inhibitor complexes.
Resolution1.95 Å
Binding residue
(original residue number in PDB)		W20 Y48 H110
Binding residue
(residue number reindexed from 1)		W19 Y47 H109
Annotation score1
Binding affinityMOAD: Ki=68.6uM
BindingDB: IC50=68200nM,Ki=68600nM
Enzymatic activity
Catalytic site (original residue number in PDB) D43 Y48 K77 H110
Catalytic site (residue number reindexed from 1) D42 Y47 K76 H109
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:2iq0, PDBe:2iq0, PDBj:2iq0
PDBsum2iq0
PubMed17083960
UniProtP15121|ALDR_HUMAN Aldo-keto reductase family 1 member B1 (Gene Name=AKR1B1)

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