Structure of PDB 3ro9 Chain B Binding Site BS02

Receptor Information
>3ro9 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 ID06U
InChIInChI=1S/C22H23N5O/c1-4-20-19(21(23)27-22(24)26-20)6-5-14(2)16-11-17(13-18(12-16)28-3)15-7-9-25-10-8-15/h7-14H,4H2,1-3H3,(H4,23,24,26,27)/t14-/m0/s1
InChIKeyKEPLBUUTAQCZOE-AWEZNQCLSA-N
SMILES
SoftwareSMILES
CACTVS 3.370CCc1nc(N)nc(N)c1C#C[CH](C)c2cc(OC)cc(c2)c3ccncc3
OpenEye OEToolkits 1.7.2CCc1c(c(nc(n1)N)N)C#C[C@H](C)c2cc(cc(c2)OC)c3ccncc3
CACTVS 3.370CCc1nc(N)nc(N)c1C#C[C@H](C)c2cc(OC)cc(c2)c3ccncc3
OpenEye OEToolkits 1.7.2CCc1c(c(nc(n1)N)N)C#CC(C)c2cc(cc(c2)OC)c3ccncc3
ACDLabs 12.01n3c(c(C#CC(c2cc(c1ccncc1)cc(OC)c2)C)c(nc3N)N)CC
FormulaC22 H23 N5 O
Name6-ethyl-5-{(3R)-3-[3-methoxy-5-(pyridin-4-yl)phenyl]but-1-yn-1-yl}pyrimidine-2,4-diamine
ChEMBLCHEMBL4483572
DrugBank
ZINCZINC000095589199
PDB chain3ro9 Chain B Residue 1 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3ro9 Structural analysis of the active sites of dihydrofolate reductase from two species of Candida uncovers ligand-induced conformational changes shared among species.
Resolution2.596 Å
Binding residue
(original residue number in PDB)		V10 A11 E32 M33 F36 S61 I62 L69 I121
Binding residue
(residue number reindexed from 1)		V8 A9 E30 M31 F34 S59 I60 L67 I119
Annotation score1
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:3ro9, PDBe:3ro9, PDBj:3ro9
PDBsum3ro9
PubMed23375226
UniProtQ6FPH0

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