Structure of PDB 5hqe Chain A

Receptor sequence
>5hqeA (length=365) Species: 9606 (Homo sapiens) [Search protein sequence]
TGDERFYAEHLMPTLQGLLDPESAHRLAVRFTSLGLLPRARFQDSDMLEV
RVLGHKFRNPVGIAAGFDKHGEAVDGLYKMGFGFVEIGSVTPKPQEGNPR
PRVFRLPEDQAVINRYGFNSHGLSVVEHRLRARQQKQAKLTEDGLPLGVN
LGKNKTSVDAAEDYAEGVRVLGPLADYLVVNVSSPNTAGLRSLQGKAELR
RLLTKVLQERDGLRRVHRPAVLVKIAPDLTSQDKEDIASVVKELGIDGLI
VTNTTVSRPAGLQGALRSETGGLSGKPLRDLSTQTIREMYALTQGRVPII
GVGGVSSGQDALEKIRAGASLVQLYTALTFWGPPVVGKVKRELEALLKEQ
GFGGVTDAIGADHRR
3D structure
PDB5hqe Crystal structure of human dihydroorotate dehydrogenase (DHODH) with 18T at 1.62 A resolution
ChainA
Resolution1.62 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) G119 N145 F149 S215 N217 T218 K255 N284
Catalytic site (residue number reindexed from 1) G88 N114 F118 S184 N186 T187 K224 N253
Enzyme Commision number 1.3.5.2: dihydroorotate dehydrogenase (quinone).
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 64B A Y38 L46 L58 A59 F62 L67 L68 L359 P364 Y7 L15 L27 A28 F31 L36 L37 L328 P333
BS02 FMN A A96 G97 K100 S120 N145 N212 K255 N284 T285 S305 G306 V333 G334 G335 L355 Y356 T357 A65 G66 K69 S89 N114 N181 K224 N253 T254 S274 G275 V302 G303 G304 L324 Y325 T326
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

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:5hqe, PDBe:5hqe, PDBj:5hqe
PDBsum5hqe
PubMed
UniProtQ02127|PYRD_HUMAN Dihydroorotate dehydrogenase (quinone), mitochondrial (Gene Name=DHODH)

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