Structure of PDB 1el3 Chain A Binding Site BS02

Receptor Information
>1el3 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]
MASRLLLNNGAKMPILGLGTWKSPPGQVTEAVKVAIDVGYRHIDCAHVYQ
NENEVGVAIQEKLREQVVKREELFIVSKLWCTYHEKGLVKGACQKTLSDL
KLDYLDLYLIHWPTGFKPGKEFFPLDESGNVVPSDTNILDTWAAMEELVD
EGLVKAIGISNFNHLQVEMILNKPGLKYKPAVNQIECHPYLTQEKLIQYC
QSKGIVVTAYSPLGSPDRPWAKPEDPSLLEDPRIKAIAAKHNKTTAQVLI
RFPMQRNLVVIPKSVTPERIAENFKVFDFELSSQDMTTLLSYNRNWRVCA
LLSCTSHKDYPFHEEF
Ligand information
Ligand IDI84
InChIInChI=1S/C19H22N2O5S/c1-12-6-4-5-7-15(12)10-17(22)21-16-8-13(2)19(14(3)9-16)27(25,26)20-11-18(23)24/h4-9,20H,10-11H2,1-3H3,(H,21,22)(H,23,24)
InChIKeyCJKKMQCZOLCXAM-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C(Nc1cc(c(c(c1)C)S(=O)(=O)NCC(=O)O)C)Cc2ccccc2C
OpenEye OEToolkits 1.5.0Cc1ccccc1CC(=O)Nc2cc(c(c(c2)C)S(=O)(=O)NCC(=O)O)C
CACTVS 3.341Cc1ccccc1CC(=O)Nc2cc(C)c(c(C)c2)[S](=O)(=O)NCC(O)=O
FormulaC19 H22 N2 O5 S
Name[2,6-DIMETHYL-4-(2-O-TOLYL-ACETYLAMINO)-BENZENESULFONYL]-GLYCINE;
INHIBITOR IDD 384
ChEMBLCHEMBL240719
DrugBankDB01689
ZINCZINC000002046816
PDB chain1el3 Chain A Residue 320 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB1el3 The structure of human aldose reductase bound to the inhibitor IDD384.
Resolution1.7 Å
Binding residue
(original residue number in PDB)		W20 V47 Y48 W79 H110 W111 P218 W219
Binding residue
(residue number reindexed from 1)		W21 V48 Y49 W80 H111 W112 P219 W220
Annotation score1
Binding affinityBindingDB: IC50=108nM
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

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1el3, PDBe:1el3, PDBj:1el3
PDBsum1el3
PubMed10771421
UniProtP15121|ALDR_HUMAN Aldo-keto reductase family 1 member B1 (Gene Name=AKR1B1)

[Back to BioLiP]