Structure of PDB 4ls2 Chain A Binding Site BS01

Receptor Information
>4ls2 Chain A (length=364) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GDERFYAEHLMPTLQGLLDPESAHRLAVRFTSLGLLPRARFQDSDMLEVR
VLGHKFRNPVGIAAGFDKHGEAVDGLYKMGFGFVEIGSVTPKPQEGNPRP
RVFRLPEDQAVINRYGFNSHGLSVVEHRLRARQQKQAKLTEDGLPLGVNL
GKNKTSVDAAEDYAEGVRVLGPLADYLVVNVSSPNTAGLRSLQGKAELRR
LLTKVLQERDGLRRVHRPAVLVKIAPDLTSQDKEDIASVVKELGIDGLIV
TNTTVSRPAGLQGALRSETGGLSGKPLRDLSTQTIREMYALTQGRVPIIG
VGGVSSGQDALEKIRAGASLVQLYTALTFWGPPVVGKVKRELEALLKEQG
FGGVTDAIGADHRR
Ligand information
Ligand IDFMN
InChIInChI=1S/C17H21N4O9P/c1-7-3-9-10(4-8(7)2)21(15-13(18-9)16(25)20-17(26)19-15)5-11(22)14(24)12(23)6-30-31(27,28)29/h3-4,11-12,14,22-24H,5-6H2,1-2H3,(H,20,25,26)(H2,27,28,29)/t11-,12+,14-/m0/s1
InChIKeyFVTCRASFADXXNN-SCRDCRAPSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)CC(C(C(COP(=O)(O)O)O)O)O
OpenEye OEToolkits 1.7.6Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)C[C@@H]([C@@H]([C@@H](COP(=O)(O)O)O)O)O
ACDLabs 12.01N=2C(=O)NC(=O)C3=Nc1cc(C)c(C)cc1N(C=23)CC(O)C(O)C(O)COP(=O)(O)O
CACTVS 3.385Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[CH](O)[CH](O)[CH](O)CO[P](O)(O)=O)c2cc1C
CACTVS 3.385Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[C@H](O)[C@H](O)[C@H](O)CO[P](O)(O)=O)c2cc1C
FormulaC17 H21 N4 O9 P
NameFLAVIN MONONUCLEOTIDE;
RIBOFLAVIN MONOPHOSPHATE
ChEMBLCHEMBL1201794
DrugBankDB03247
ZINCZINC000003831425
PDB chain4ls2 Chain A Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB4ls2 Crystal structure of human dihydroorotate dehydrogenase (DHODH) with DH03A313
Resolution2.27 Å
Binding residue
(original residue number in PDB)		A95 A96 G97 K100 S120 N145 N181 N212 K255 N284 T285 S305 G306 V333 G334 G335 Y356 T357
Binding residue
(residue number reindexed from 1)		A63 A64 G65 K68 S88 N113 N149 N180 K223 N252 T253 S273 G274 V301 G302 G303 Y324 T325
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) G119 N145 F149 S215 N217 T218 K255 N284
Catalytic site (residue number reindexed from 1) G87 N113 F117 S183 N185 T186 K223 N252
Enzyme Commision number 1.3.5.2: dihydroorotate dehydrogenase (quinone).
Gene Ontology
Molecular Function
GO:0004151 dihydroorotase activity
GO:0004152 dihydroorotate dehydrogenase activity
GO:0005515 protein binding
GO:0016491 oxidoreductase activity
GO:0016627 oxidoreductase activity, acting on the CH-CH group of donors
GO:0106430 dihydroorotate dehydrogenase (quinone) activity
Biological Process
GO:0006207 'de novo' pyrimidine nucleobase biosynthetic process
GO:0006221 pyrimidine nucleotide biosynthetic process
GO:0006225 UDP biosynthetic process
GO:0009220 pyrimidine ribonucleotide biosynthetic process
GO:0044205 'de novo' UMP biosynthetic process
Cellular Component
GO:0005654 nucleoplasm
GO:0005737 cytoplasm
GO:0005739 mitochondrion
GO:0005743 mitochondrial inner membrane
GO:0005829 cytosol
GO:0016020 membrane

View graph for
Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:4ls2, PDBe:4ls2, PDBj:4ls2
PDBsum4ls2
PubMed
UniProtQ02127|PYRD_HUMAN Dihydroorotate dehydrogenase (quinone), mitochondrial (Gene Name=DHODH)

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