Structure of PDB 4hof Chain B Binding Site BS02

Receptor Information
>4hof Chain B (length=192) Species: 5476 (Candida albicans) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MLKPNVAIIVAALKPALGIGYKGKMPWRLRKEIRYFKDVTTRTTKPNTRN
AVIMGRKTWESIPQKFRPLPDRLNIILSRSYENEIIDDNIIHASSIESSL
NLVSDVERVFIIGGAEIYNELINNSLVSHLLITEIEHPSPESIEMDTFLK
FPLESWTKQPKSELQKFVGDTVLEDDIKEGDFTYNYTLWTRK
Ligand information
Ligand ID18H
InChIInChI=1S/C22H22N4O/c1-14(9-11-19-15(2)25-22(24)26-21(19)23)18-12-10-17(13-20(18)27-3)16-7-5-4-6-8-16/h4-8,10,12-14H,1-3H3,(H4,23,24,25,26)/t14-/m0/s1
InChIKeyDATCFVVEPPDLRQ-AWEZNQCLSA-N
SMILES
SoftwareSMILES
ACDLabs 12.01C(#CC(c2ccc(c1ccccc1)cc2OC)C)c3c(nc(nc3C)N)N
OpenEye OEToolkits 1.7.6Cc1c(c(nc(n1)N)N)C#C[C@H](C)c2ccc(cc2OC)c3ccccc3
CACTVS 3.370COc1cc(ccc1[CH](C)C#Cc2c(C)nc(N)nc2N)c3ccccc3
OpenEye OEToolkits 1.7.6Cc1c(c(nc(n1)N)N)C#CC(C)c2ccc(cc2OC)c3ccccc3
CACTVS 3.370COc1cc(ccc1[C@@H](C)C#Cc2c(C)nc(N)nc2N)c3ccccc3
FormulaC22 H22 N4 O
Name5-[3-(2-methoxy-4-phenylphenyl)but-1-yn-1-yl]-6-methylpyrimidine-2,4-diamine;
5-[(3S)-3-(3-methoxybiphenyl-4-yl)but-1-yn-1-yl]-6-methylpyrimidine-2,4-diamine
ChEMBL
DrugBank
ZINCZINC000064503655
PDB chain4hof Chain B Residue 202 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4hof Propargyl-Linked Antifolates are Dual Inhibitors of Candida albicans and Candida glabrata.
Resolution1.76 Å
Binding residue
(original residue number in PDB)		I9 V10 M25 E32 F36 S61 I62 P63 I112
Binding residue
(residue number reindexed from 1)		I9 V10 M25 E32 F36 S61 I62 P63 I112
Annotation score1
Binding affinityMOAD: ic50=20nM
BindingDB: IC50=20nM
Enzymatic activity
Catalytic site (original residue number in PDB) M25 W27 E32 I33 F36 L69 V109 T133
Catalytic site (residue number reindexed from 1) M25 W27 E32 I33 F36 L69 V109 T133
Enzyme Commision number 1.5.1.3: dihydrofolate reductase.
Gene Ontology
Molecular Function
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:0005739 mitochondrion

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4hof, PDBe:4hof, PDBj:4hof
PDBsum4hof
PubMed24568657
UniProtP22906|DYR_CANAX Dihydrofolate reductase (Gene Name=DFR1)

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