Structure of PDB 3eek Chain B Binding Site BS02

Receptor Information
>3eek Chain B (length=225) Species: 5478 (Nakaseomyces glabratus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KVPVVGIVAALLPEMGIGFQGNLPWRLAKEMKYFREVTTLTNDNSKQNVV
IMGRKTWESIPQKFRPLPKRINVVVSRSFDGELRKVEDGIYHSNSLRNCL
TALQSSLANENKIERIYIIGGGEIYRQSMDLADHWLITKIMPLPETTIPQ
MDTFLQKQELEQRFYDNSDKLVDFLPSSIQLEGRLTSQEWNGELVKGLPV
QEKGYQFYFTLYTKKLEHHHHHHHH
Ligand information
Ligand ID53S
InChIInChI=1S/C23H24N4O/c1-14-5-8-17(9-6-14)19-11-18(12-20(13-19)28-4)15(2)7-10-21-16(3)26-23(25)27-22(21)24/h5-6,8-9,11-13,15H,1-4H3,(H4,24,25,26,27)/t15-/m0/s1
InChIKeyQVXYJVHNRPNRJL-HNNXBMFYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0Cc1ccc(cc1)c2cc(cc(c2)OC)[C@@H](C)C#Cc3c(nc(nc3N)N)C
ACDLabs 10.04C(#CC(c2cc(c1ccc(cc1)C)cc(OC)c2)C)c3c(nc(nc3C)N)N
CACTVS 3.341COc1cc(cc(c1)c2ccc(C)cc2)[CH](C)C#Cc3c(C)nc(N)nc3N
OpenEye OEToolkits 1.5.0Cc1ccc(cc1)c2cc(cc(c2)OC)C(C)C#Cc3c(nc(nc3N)N)C
CACTVS 3.341COc1cc(cc(c1)c2ccc(C)cc2)[C@@H](C)C#Cc3c(C)nc(N)nc3N
FormulaC23 H24 N4 O
Name5-[(3R)-3-(5-methoxy-4'-methylbiphenyl-3-yl)but-1-yn-1-yl]-6-methylpyrimidine-2,4-diamine
ChEMBLCHEMBL575218
DrugBankDB07141
ZINCZINC000045299615
PDB chain3eek Chain B Residue 229 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3eek Probing the active site of Candida glabrata dihydrofolate reductase with high resolution crystal structures and the synthesis of new inhibitors
Resolution2.03 Å
Binding residue
(original residue number in PDB)		I9 V10 L25 E32 M33 F36 S61 I62 P63 F66 I121
Binding residue
(residue number reindexed from 1)		I7 V8 L23 E30 M31 F34 S59 I60 P61 F64 I119
Annotation score1
Binding affinityMOAD: ic50=0.61nM
BindingDB: IC50=0.61nM
Enzymatic activity
Catalytic site (original residue number in PDB) L25 W27 E32 M33 F36 L69 I118 T140
Catalytic site (residue number reindexed from 1) L23 W25 E30 M31 F34 L67 I116 T138
Enzyme Commision number 1.5.1.3: dihydrofolate reductase.
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0004146 dihydrofolate reductase activity
GO:0016491 oxidoreductase activity
GO:0050661 NADP binding
Biological Process
GO:0006730 one-carbon metabolic process
GO:0046452 dihydrofolate metabolic process
GO:0046654 tetrahydrofolate biosynthetic process
GO:0046655 folic acid metabolic process
Cellular Component
GO:0005575 cellular_component
GO:0005739 mitochondrion

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3eek, PDBe:3eek, PDBj:3eek
PDBsum3eek
PubMed19152636
UniProtQ6FPH0

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