Structure of PDB 1e92 Chain C Binding Site BS02

Receptor Information
>1e92 Chain C (length=257) Species: 5664 (Leishmania major) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
VPVALVTGAAKRLGRSIAEGLHAEGYAVCLHYHRSAAEANALSATLNARR
PNSAITVQADLSNVATAPAPVTLFTRCAELVAACYTHWGRCDVLVNNASS
FYPTPLLRNDREAMETATADLFGSNAIAPYFLIKAFAHRVAGTPAKHRGT
NYSIINMVDAMTNQPLLGYTIYTMAKGALEGLTRSAALELAPLQIRVNGV
GPGLSVLVGHRSKVPLYQRDSSAAEVSDVVIFLCSSKAKYITGTCVKVDG
GYSLTRA
Ligand information
Ligand IDHBI
InChIInChI=1S/C9H13N5O3/c1-3(15)6(16)4-2-11-7-5(12-4)8(17)14-9(10)13-7/h3,6,15-16H,2H2,1H3,(H4,10,11,13,14,17)/t3-,6-/m0/s1
InChIKeyFEMXZDUTFRTWPE-DZSWIPIPSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC(C(C1=NC2=C(NC1)N=C(NC2=O)N)O)O
OpenEye OEToolkits 1.5.0C[C@@H]([C@@H](C1=NC2=C(NC1)N=C(NC2=O)N)O)O
CACTVS 3.341C[C@H](O)[C@H](O)C1=NC2=C(NC1)N=C(N)NC2=O
ACDLabs 10.04O=C1NC(=NC=2NCC(=NC1=2)C(O)C(O)C)N
CACTVS 3.341C[CH](O)[CH](O)C1=NC2=C(NC1)N=C(N)NC2=O
FormulaC9 H13 N5 O3
Name7,8-DIHYDROBIOPTERIN
ChEMBL
DrugBankDB04400
ZINCZINC000018181336
PDB chain1e92 Chain C Residue 1290 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1e92 Pteridine Reductase Mechanism Correlates Pterin Metabolism with Drug Resistance in Trypanosomatid Parasites
Resolution2.2 Å
Binding residue
(original residue number in PDB)		S111 F113 Y194 L226
Binding residue
(residue number reindexed from 1)		S99 F101 Y172 L204
Annotation score2
Enzymatic activity
Catalytic site (original residue number in PDB) R17 D181 Y194
Catalytic site (residue number reindexed from 1) R12 D159 Y172
Enzyme Commision number 1.5.1.33: pteridine reductase.
Gene Ontology
Molecular Function
GO:0004155 6,7-dihydropteridine reductase activity
GO:0016491 oxidoreductase activity
GO:0047040 pteridine reductase activity
Biological Process
GO:0006729 tetrahydrobiopterin biosynthetic process
GO:0031427 response to methotrexate
Cellular Component
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1e92, PDBe:1e92, PDBj:1e92
PDBsum1e92
PubMed11373620
UniProtQ01782|PTR1_LEIMA Pteridine reductase 1 (Gene Name=PTR1)

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