Structure of PDB 2e6f Chain A Binding Site BS02

Receptor Information
>2e6f Chain A (length=312) Species: 5693 (Trypanosoma cruzi) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MCLKLNLLDHVFANPFMNAAGVLCSTEEDLRCMTASSSGALVSKSCTSAP
RDGNPEPRYMAFPLGSINSMGLPNLGFDFYLKYASDLHDYSKKPLFLSIS
GLSVEENVAMVRRLAPVAQEKGVLLELNLSCPNVPGKPQVAYDFEAMRTY
LQQVSLAYGLPFGVKMPPYFDIAHFDTAAAVLNEFPLVKFVTCVNSVGNG
LVIDAESESVVIKPKQGFGGLGGKYILPTALANVNAFYRRCPDKLVFGCG
GVYSGEDAFLHILAGASMVQVGTALQEEGPGIFTRLEDELLEIMARKGYR
TLEEFRGRVKTI
Ligand information
Ligand IDOXC
InChIInChI=1S/C4H5N3O4/c8-2(9)1-5-3(10)7-4(11)6-1/h1H,(H,8,9)(H3,5,6,7,10,11)
InChIKeyIRFZLMWJJPULRF-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0C1(NC(=O)NC(=O)N1)C(=O)O
CACTVS 3.341OC(=O)C1NC(=O)NC(=O)N1
ACDLabs 10.04O=C1NC(C(=O)O)NC(=O)N1
FormulaC4 H5 N3 O4
NameOXONIC ACID
ChEMBL
DrugBank
ZINCZINC000001572549
PDB chain2e6f Chain A Residue 1352 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2e6f Crystal structure of Trypanosoma cruzi dihydroorotate dehydrogenase in complex with oxonate
Resolution1.26 Å
Binding residue
(original residue number in PDB)		N67 M69 G70 L71 C130 P131 N132 N194 S195
Binding residue
(residue number reindexed from 1)		N68 M70 G71 L72 C131 P132 N133 N195 S196
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) K43 N67 L71 C130 N132 V133 K164 V193
Catalytic site (residue number reindexed from 1) K44 N68 L72 C131 N133 V134 K165 V194
Enzyme Commision number 1.3.98.1: dihydroorotate oxidase (fumarate).
Gene Ontology
Molecular Function
GO:0004152 dihydroorotate dehydrogenase activity
GO:0016491 oxidoreductase activity
GO:0016627 oxidoreductase activity, acting on the CH-CH group of donors
GO:1990663 dihydroorotate dehydrogenase (fumarate) activity
Biological Process
GO:0006207 'de novo' pyrimidine nucleobase biosynthetic process
GO:0006221 pyrimidine nucleotide biosynthetic process
GO:0006222 UMP biosynthetic process
GO:0044205 'de novo' UMP biosynthetic process
Cellular Component
GO:0005737 cytoplasm

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2e6f, PDBe:2e6f, PDBj:2e6f
PDBsum2e6f
PubMed
UniProtQ4D3W2|PYRD_TRYCC Dihydroorotate dehydrogenase (fumarate) (Gene Name=pyr4)

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