Structure of PDB 6a7a Chain A Binding Site BS02

Receptor Information
>6a7a Chain A (length=318) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
QCVKLNDGHFMPVLGFGTYAPAEVPKSKALEATKLAIEAGFRHIDSAHLY
NNEEQVGLAIRSKIADGSVKREDIFYTSKLWCNSHRPELVRPALERSLKN
LQLDYVDLYLIHFPVSVKPGEEVIPKDENGKILFDTVDLCATWEAVEKCK
DAGLAKSIGVSNFNRRQLEMILNKPGLKYKPVCNQVECHPYFNQRKLLDF
CKSKDIVLVAYSALGSHREEPWVDPNSPVLLEDPVLCALAKKHKRTPALI
ALRYQLQRGVVVLAKSYNEQRIRQNVQVFEFQLTSEEMKAIDGLNRNVRY
LTLDIFAGPPNYPFSDEY
Ligand information
Ligand ID9S0
InChIInChI=1S/C17H17N5O5/c1-3-4-10-14-13(9(7-18)16(19)27-17(14)21-20-10)8-5-11(22(24)25)15(23)12(6-8)26-2/h5-6,13,23H,3-4,19H2,1-2H3,(H,20,21)/t13-/m0/s1
InChIKeyRWKXJNWNTFOJQN-ZDUSSCGKSA-N
SMILES
SoftwareSMILES
CACTVS 3.385CCCc1n[nH]c2OC(=C(C#N)[CH](c3cc(OC)c(O)c(c3)[N](=O)=O)c12)N
OpenEye OEToolkits 2.0.6CCCc1c2c([nH]n1)OC(=C([C@@H]2c3cc(c(c(c3)OC)O)N(=O)=O)C#N)N
CACTVS 3.385CCCc1n[nH]c2OC(=C(C#N)[C@H](c3cc(OC)c(O)c(c3)[N](=O)=O)c12)N
OpenEye OEToolkits 2.0.6CCCc1c2c([nH]n1)OC(=C(C2c3cc(c(c(c3)OC)O)N(=O)=O)C#N)N
ACDLabs 12.01O2c3c(C(c1cc(OC)c(c(c1)N(=O)=O)O)C(=C2N)C#N)c(CCC)nn3
FormulaC17 H17 N5 O5
Name(4R)-6-amino-4-(4-hydroxy-3-methoxy-5-nitrophenyl)-3-propyl-1,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile
ChEMBL
DrugBank
ZINCZINC000018083908
PDB chain6a7a Chain A Residue 402 [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]
PDB6a7a Screening, synthesis, crystal structure, and molecular basis of 6-amino-4-phenyl-1,4-dihydropyrano[2,3-c]pyrazole-5-carbonitriles as novel AKR1C3 inhibitors.
Resolution2.37 Å
Binding residue
(original residue number in PDB)		Y24 Y55 W86 H117 I129 H222 E224 W227 L306 L308
Binding residue
(residue number reindexed from 1)		Y19 Y50 W81 H112 I124 H217 E219 W222 L301 L303
Annotation score1
Enzymatic activity
Enzyme Commision number 1.1.1.-
1.1.1.112: indanol dehydrogenase.
1.1.1.149: 20alpha-hydroxysteroid dehydrogenase.
1.1.1.209: 3(or 17)alpha-hydroxysteroid dehydrogenase.
1.1.1.210: 3beta-(or 20alpha)-hydroxysteroid dehydrogenase.
1.1.1.357: 3alpha-hydroxysteroid 3-dehydrogenase.
1.1.1.51: 3(or 17)beta-hydroxysteroid dehydrogenase.
1.1.1.53: 3alpha(or 20beta)-hydroxysteroid dehydrogenase.
1.1.1.62: 17beta-estradiol 17-dehydrogenase.
1.3.1.20: trans-1,2-dihydrobenzene-1,2-diol dehydrogenase.
Gene Ontology
Molecular Function
GO:0004032 aldose reductase (NADPH) activity
GO:0004033 aldo-keto reductase (NADPH) activity
GO:0004303 estradiol 17-beta-dehydrogenase [NAD(P)+] activity
GO:0005515 protein binding
GO:0016491 oxidoreductase activity
GO:0016655 oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor
GO:0030283 testosterone dehydrogenase [NAD(P)+] activity
GO:0031406 carboxylic acid binding
GO:0032052 bile acid binding
GO:0033703 3beta-hydroxy-5beta-steroid dehydrogenase activity
GO:0033764 steroid dehydrogenase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
GO:0047006 17-alpha,20-alpha-dihydroxypregn-4-en-3-one dehydrogenase activity
GO:0047023 androsterone dehydrogenase activity
GO:0047024 5alpha-androstane-3beta,17beta-diol dehydrogenase activity
GO:0047042 androsterone dehydrogenase (B-specific) activity
GO:0047044 androstan-3-alpha,17-beta-diol dehydrogenase activity
GO:0047045 testosterone 17-beta-dehydrogenase (NADP+) activity
GO:0047086 ketosteroid monooxygenase activity
GO:0047115 trans-1,2-dihydrobenzene-1,2-diol dehydrogenase activity
GO:0047718 indanol dehydrogenase activity
Biological Process
GO:0001523 retinoid metabolic process
GO:0006629 lipid metabolic process
GO:0006693 prostaglandin metabolic process
GO:0006805 xenobiotic metabolic process
GO:0007586 digestion
GO:0008206 bile acid metabolic process
GO:0015721 bile acid and bile salt transport
GO:0030299 intestinal cholesterol absorption
GO:0030855 epithelial cell differentiation
GO:0042448 progesterone metabolic process
GO:0042574 retinal metabolic process
GO:0042632 cholesterol homeostasis
GO:0044597 daunorubicin metabolic process
GO:0044598 doxorubicin metabolic process
GO:0046683 response to organophosphorus
GO:0071395 cellular response to jasmonic acid stimulus
GO:2000379 positive regulation of reactive oxygen species metabolic process
Cellular Component
GO:0005737 cytoplasm
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:6a7a, PDBe:6a7a, PDBj:6a7a
PDBsum6a7a
PubMed30429100
UniProtQ04828|AK1C1_HUMAN Aldo-keto reductase family 1 member C1 (Gene Name=AKR1C1)

[Back to BioLiP]