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Identification
HMDB Protein ID HMDBP00184
Secondary Accession Numbers
  • 5416
  • HMDBP03431
Name Dihydroorotate dehydrogenase (quinone), mitochondrial
Synonyms
  1. DHOdehase
  2. Dihydroorotate oxidase
Gene Name DHODH
Protein Type Unknown
Biological Properties
General Function Involved in catalytic activity
Specific Function Catalyzes the conversion of dihydroorotate to orotate with quinone as electron acceptor.
Pathways
  • Beta Ureidopropionase Deficiency
  • Dihydropyrimidinase Deficiency
  • MNGIE (Mitochondrial Neurogastrointestinal Encephalopathy)
  • Pyrimidine Metabolism
  • Pyrimidine metabolism
  • UMP biosynthesis via de novo pathway
  • UMP Synthase Deficiency (Orotic Aciduria)
Reactions
L-Dihydroorotic acid + a quinone → Orotic acid + a quinol details
L-Dihydroorotic acid + Quinone → Orotic acid + Hydroquinone details
GO Classification
Biological Process
positive regulation of apoptotic process
pyrimidine nucleoside biosynthetic process
'de novo' pyrimidine nucleobase biosynthetic process
'de novo' UMP biosynthetic process
regulation of mitochondrial fission
Cellular Component
integral to membrane
mitochondrial inner membrane
Component
membrane
cell part
Function
oxidoreductase activity, acting on the ch-ch group of donors
catalytic activity
dihydroorotate oxidase activity
oxidoreductase activity, acting on the ch-ch group of donors, quinone or related compound as acceptor
dihydroorotate dehydrogenase activity
oxidoreductase activity
Molecular Function
dihydroorotate oxidase activity
dihydroorotate dehydrogenase activity
Process
metabolic process
nitrogen compound metabolic process
cellular nitrogen compound metabolic process
nucleobase, nucleoside, nucleotide and nucleic acid metabolic process
nucleobase, nucleoside and nucleotide metabolic process
nucleoside phosphate metabolic process
nucleotide metabolic process
cellular aromatic compound metabolic process
cellular metabolic process
nucleobase metabolic process
pyrimidine base metabolic process
pyrimidine base biosynthetic process
'de novo' pyrimidine base biosynthetic process
pyrimidine nucleoside monophosphate biosynthetic process
pyrimidine ribonucleoside monophosphate biosynthetic process
ump biosynthetic process
oxidation reduction
pyrimidine nucleotide metabolic process
pyrimidine nucleotide biosynthetic process
Cellular Location
  1. Mitochondrion inner membrane
  2. Single-pass membrane protein (Potential)
Gene Properties
Chromosome Location 16
Locus 16q22
SNPs DHODH
Gene Sequence
>1188 bp
ATGGCGTGGAGACACCTGCAAAAGCGGGCCCAGGATGCTGTGATCATCCTGGGGGGAGGA
GGACTTCTCTTCGCCTCCTACCTGATGGCCACGGGAGATGAGCGTTTCTATGCTGAACAC
CTGATGCCGACTCTGCAGGGGCTGCTGGACCCGGAGTCAGCCCACAGACTGGCTGTTCGC
TTCACCTCCCTGGGGCTCCTTCCACGGGCCAGATTTCAAGACTCTGACATGCTGGAAGTG
AGAGTTCTGGGCCATAAATTCCGAAATCCAGTAGGAATTGCTGCAGGATTTGACAAGCAT
GGGGAAGCCGTGGACGGACTTTATAAGATGGGCTTTGGTTTTGTTGAGATAGGAAGTGTG
ACTCCAAAACCTCAGGAAGGAAACCCTAGACCCAGAGTCTTCCGCCTCCCTGAGGACCAA
GCTGTCATTAACAGGTATGGATTTAACAGTCACGGGCTTTCAGTGGTGGAACACAGGTTA
CGGGCCAGACAGCAGAAGCAGGCCAAGCTCACAGAAGATGGACTGCCTCTGGGGGTCAAC
TTGGGGAAGAACAAGACCTCAGTGGACGCCGCGGAGGACTACGCAGAAGGGGTGCGCGTA
CTGGGCCCCCTGGCCGACTACCTGGTGGTGAATGTGTCCAGCCCCAACACTGCCGGGCTG
CGGAGCCTTCAGGGAAAGGCCGAGCTGCGCCGCCTGCTGACCAAGGTGCTGCAGGAGAGG
GATGGCTTGCGGAGAGTGCACAGGCCGGCAGTCCTGGTGAAGATCGCTCCTGACCTCACC
AGCCAGGATAAGGAGGACATTGCCAGTGTGGTCAAAGAGTTGGGCATCGATGGGCTGATT
GTTACGAACACCACCGTGAGTCGCCCTGCGGGCCTCCAGGGTGCCCTGCGCTCTGAAACA
GGAGGGCTGAGTGGGAAGCCCCTCCGGGATTTATCAACTCAAACCATTCGGGAGATGTAT
GCACTCACCCAAGGCCGAGTTCCCATAATTGGGGTTGGTGGTGTGAGCAGCGGGCAGGAC
GCGCTGGAGAAGATCCGGGCAGGGGCCTCCCTGGTGCAGCTGTACACGGCCCTCACCTTC
TGGGGGCCACCCGTTGTGGGCAAAGTCAAGCGGGAACTGGAGGCCCTTCTGAAAGAGCAG
GGCTTTGGCGGAGTCACAGATGCCATTGGAGCAGATCATCGGAGGTGA
Protein Properties
Number of Residues 395
Molecular Weight 42866.93
Theoretical pI 9.667
Pfam Domain Function
Signals Not Available
Transmembrane Regions Not Available
Protein Sequence
>Dihydroorotate dehydrogenase, mitochondrial
MAWRHLKKRAQDAVIILGGGGLLFASYLMATGDERFYAEHLMPTLQGLLDPESAHRLAVR
FTSLGLLPRARFQDSDMLEVRVLGHKFRNPVGIAAGFDKHGEAVDGLYKMGFGFVEIGSV
TPKPQEGNPRPRVFRLPEDQAVINRYGFNSHGLSVVEHRLRARQQKQAKLTEDGLPLGVN
LGKNKTSVDAAEDYAEGVRVLGPLADYLVVNVSSPNTAGLRSLQGKAELRRLLTKVLQER
DGLRRVHRPAVLVKIAPDLTSQDKEDIASVVKELGIDGLIVTNTTVSRPAGLQGALRSET
GGLSGKPLRDLSTQTIREMYALTQGRVPIIGVGGVSSGQDALEKIRAGASLVQLYTALTF
WGPPVVGKVKRELEALLKEQGFGGVTDAIGADHRR
GenBank ID Protein 158258018
UniProtKB/Swiss-Prot ID Q02127
UniProtKB/Swiss-Prot Entry Name PYRD_HUMAN
PDB IDs
GenBank Gene ID AK292293
GeneCard ID DHODH
GenAtlas ID DHODH
HGNC ID HGNC:2867
References
General References
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  2. Gerhard DS, Wagner L, Feingold EA, Shenmen CM, Grouse LH, Schuler G, Klein SL, Old S, Rasooly R, Good P, Guyer M, Peck AM, Derge JG, Lipman D, Collins FS, Jang W, Sherry S, Feolo M, Misquitta L, Lee E, Rotmistrovsky K, Greenhut SF, Schaefer CF, Buetow K, Bonner TI, Haussler D, Kent J, Kiekhaus M, Furey T, Brent M, Prange C, Schreiber K, Shapiro N, Bhat NK, Hopkins RF, Hsie F, Driscoll T, Soares MB, Casavant TL, Scheetz TE, Brown-stein MJ, Usdin TB, Toshiyuki S, Carninci P, Piao Y, Dudekula DB, Ko MS, Kawakami K, Suzuki Y, Sugano S, Gruber CE, Smith MR, Simmons B, Moore T, Waterman R, Johnson SL, Ruan Y, Wei CL, Mathavan S, Gunaratne PH, Wu J, Garcia AM, Hulyk SW, Fuh E, Yuan Y, Sneed A, Kowis C, Hodgson A, Muzny DM, McPherson J, Gibbs RA, Fahey J, Helton E, Ketteman M, Madan A, Rodrigues S, Sanchez A, Whiting M, Madari A, Young AC, Wetherby KD, Granite SJ, Kwong PN, Brinkley CP, Pearson RL, Bouffard GG, Blakesly RW, Green ED, Dickson MC, Rodriguez AC, Grimwood J, Schmutz J, Myers RM, Butterfield YS, Griffith M, Griffith OL, Krzywinski MI, Liao N, Morin R, Palmquist D, Petrescu AS, Skalska U, Smailus DE, Stott JM, Schnerch A, Schein JE, Jones SJ, Holt RA, Baross A, Marra MA, Clifton S, Makowski KA, Bosak S, Malek J: The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC). Genome Res. 2004 Oct;14(10B):2121-7. [PubMed:15489334 ]
  3. Minet M, Dufour ME, Lacroute F: Cloning and sequencing of a human cDNA coding for dihydroorotate dehydrogenase by complementation of the corresponding yeast mutant. Gene. 1992 Nov 16;121(2):393-6. [PubMed:1446837 ]
  4. Copeland RA, Davis JP, Dowling RL, Lombardo D, Murphy KB, Patterson TA: Recombinant human dihydroorotate dehydrogenase: expression, purification, and characterization of a catalytically functional truncated enzyme. Arch Biochem Biophys. 1995 Oct 20;323(1):79-86. [PubMed:7487077 ]
  5. Knecht W, Bergjohann U, Gonski S, Kirschbaum B, Loffler M: Functional expression of a fragment of human dihydroorotate dehydrogenase by means of the baculovirus expression vector system, and kinetic investigation of the purified recombinant enzyme. Eur J Biochem. 1996 Aug 15;240(1):292-301. [PubMed:8925840 ]
  6. Liu S, Neidhardt EA, Grossman TH, Ocain T, Clardy J: Structures of human dihydroorotate dehydrogenase in complex with antiproliferative agents. Structure. 2000 Jan 15;8(1):25-33. [PubMed:10673429 ]
  7. Ng SB, Buckingham KJ, Lee C, Bigham AW, Tabor HK, Dent KM, Huff CD, Shannon PT, Jabs EW, Nickerson DA, Shendure J, Bamshad MJ: Exome sequencing identifies the cause of a mendelian disorder. Nat Genet. 2010 Jan;42(1):30-5. doi: 10.1038/ng.499. Epub 2009 Nov 13. [PubMed:19915526 ]