Diacylglycerol O-acyltransferase 2

Details

Name
Diacylglycerol O-acyltransferase 2
Synonyms
  • 2.3.1.20
  • Acyl-CoA retinol O-fatty-acyltransferase
  • ARAT
  • Diglyceride acyltransferase 2
  • Retinol O-fatty-acyltransferase
Gene Name
DGAT2
Organism
Humans
Amino acid sequence
>lcl|BSEQ0049585|Diacylglycerol O-acyltransferase 2
MKTLIAAYSGVLRGERQAEADRSQRSHGGPALSREGSGRWGTGSSILSALQDLFSVTWLN
RSKVEKQLQVISVLQWVLSFLVLGVACSAILMYIFCTDCWLIAVLYFTWLVFDWNTPKKG
GRRSQWVRNWAVWRYFRDYFPIQLVKTHNLLTTRNYIFGYHPHGIMGLGAFCNFSTEATE
VSKKFPGIRPYLATLAGNFRMPVLREYLMSGGICPVSRDTIDYLLSKNGSGNAIIIVVGG
AAESLSSMPGKNAVTLRNRKGFVKLALRHGADLVPIYSFGENEVYKQVIFEEGSWGRWVQ
KKFQKYIGFAPCIFHGRGLFSSDTWGLVPYSKPITTVVGEPITIPKLEHPTQQDIDLYHT
MYMEALVKLFDKHKTKFGLPETEVLEVN
Number of residues
388
Molecular Weight
43830.475
Theoretical pI
Not Available
GO Classification
Functions
2-acylglycerol O-acyltransferase activity / diacylglycerol O-acyltransferase activity / protein homodimerization activity / retinol O-fatty-acyltransferase activity
Processes
acylglycerol acyl-chain remodeling / cellular response to oleic acid / cellular triglyceride homeostasis / cholesterol homeostasis / diacylglycerol metabolic process / fat pad development / fatty acid homeostasis / glycerol metabolic process / lipid storage / long-chain fatty-acyl-CoA metabolic process / low-density lipoprotein particle clearance / negative regulation of fatty acid oxidation / positive regulation of gluconeogenesis / positive regulation of triglyceride biosynthetic process / regulation of cholesterol metabolic process / regulation of lipoprotein metabolic process / regulation of plasma lipoprotein particle levels / triglyceride biosynthetic process
Components
endoplasmic reticulum / endoplasmic reticulum membrane / integral component of endoplasmic reticulum membrane / integral component of membrane / lipid particle / mitochondrion / perinuclear region of cytoplasm
General Function
Essential acyltransferase that catalyzes the terminal and only committed step in triacylglycerol synthesis by using diacylglycerol and fatty acyl CoA as substrates. Required for synthesis and storage of intracellular triglycerides. Probably plays a central role in cytosolic lipid accumulation. In liver, is primarily responsible for incorporating endogenously synthesized fatty acids into triglycerides (By similarity). Functions also as an acyl-CoA retinol acyltransferase (ARAT).
Specific Function
2-acylglycerol o-acyltransferase activity
Pfam Domain Function
Transmembrane Regions
70-88 93-112
Cellular Location
Endoplasmic reticulum membrane
Gene sequence
>lcl|BSEQ0049586|Diacylglycerol O-acyltransferase 2 (DGAT2)
ATGAAGACCCTCATAGCCGCCTACTCCGGGGTCCTGCGCGGCGAGCGTCAGGCCGAGGCT
GACCGGAGCCAGCGCTCTCACGGAGGACCTGCGCTGTCGCGCGAGGGGTCTGGGAGATGG
GGCACTGGATCCAGCATCCTCTCCGCCCTCCAGGACCTCTTCTCTGTCACCTGGCTCAAT
AGGTCCAAGGTGGAAAAGCAGCTACAGGTCATCTCAGTGCTCCAGTGGGTCCTGTCCTTC
CTTGTACTGGGAGTGGCCTGCAGTGCCATCCTCATGTACATATTCTGCACTGATTGCTGG
CTCATCGCTGTGCTCTACTTCACTTGGCTGGTGTTTGACTGGAACACACCCAAGAAAGGT
GGCAGGAGGTCACAGTGGGTCCGAAACTGGGCTGTGTGGCGCTACTTTCGAGACTACTTT
CCCATCCAGCTGGTGAAGACACACAACCTGCTGACCACCAGGAACTATATCTTTGGATAC
CACCCCCATGGTATCATGGGCCTGGGTGCCTTCTGCAACTTCAGCACAGAGGCCACAGAA
GTGAGCAAGAAGTTCCCAGGCATACGGCCTTACCTGGCTACACTGGCAGGCAACTTCCGA
ATGCCTGTGTTGAGGGAGTACCTGATGTCTGGAGGTATCTGCCCTGTCAGCCGGGACACC
ATAGACTATTTGCTTTCAAAGAATGGGAGTGGCAATGCTATCATCATCGTGGTCGGGGGT
GCGGCTGAGTCTCTGAGCTCCATGCCTGGCAAGAATGCAGTCACCCTGCGGAACCGCAAG
GGCTTTGTGAAACTGGCCCTGCGTCATGGAGCTGACCTGGTTCCCATCTACTCCTTTGGA
GAGAATGAAGTGTACAAGCAGGTGATCTTCGAGGAGGGCTCCTGGGGCCGATGGGTCCAG
AAGAAGTTCCAGAAATACATTGGTTTCGCCCCATGCATCTTCCATGGTCGAGGCCTCTTC
TCCTCCGACACCTGGGGGCTGGTGCCCTACTCCAAGCCCATCACCACTGTTGTGGGAGAG
CCCATCACCATCCCCAAGCTGGAGCACCCAACCCAGCAAGACATCGACCTGTACCACACC
ATGTACATGGAGGCCCTGGTGAAGCTCTTCGACAAGCACAAGACCAAGTTCGGCCTCCCG
GAGACTGAGGTCCTGGAGGTGAACTGA
Chromosome Location
11
Locus
11q13.5
External Identifiers
ResourceLink
UniProtKB IDQ96PD7
UniProtKB Entry NameDGAT2_HUMAN
HGNC IDHGNC:16940
General References
  1. Cases S, Stone SJ, Zhou P, Yen E, Tow B, Lardizabal KD, Voelker T, Farese RV Jr: Cloning of DGAT2, a second mammalian diacylglycerol acyltransferase, and related family members. J Biol Chem. 2001 Oct 19;276(42):38870-6. Epub 2001 Jul 31. [Article]
  2. Wakimoto K, Chiba H, Michibata H, Seishima M, Kawasaki S, Okubo K, Mitsui H, Torii H, Imai Y: A novel diacylglycerol acyltransferase (DGAT2) is decreased in human psoriatic skin and increased in diabetic mice. Biochem Biophys Res Commun. 2003 Oct 17;310(2):296-302. [Article]
  3. Clark HF, Gurney AL, Abaya E, Baker K, Baldwin D, Brush J, Chen J, Chow B, Chui C, Crowley C, Currell B, Deuel B, Dowd P, Eaton D, Foster J, Grimaldi C, Gu Q, Hass PE, Heldens S, Huang A, Kim HS, Klimowski L, Jin Y, Johnson S, Lee J, Lewis L, Liao D, Mark M, Robbie E, Sanchez C, Schoenfeld J, Seshagiri S, Simmons L, Singh J, Smith V, Stinson J, Vagts A, Vandlen R, Watanabe C, Wieand D, Woods K, Xie MH, Yansura D, Yi S, Yu G, Yuan J, Zhang M, Zhang Z, Goddard A, Wood WI, Godowski P, Gray A: The secreted protein discovery initiative (SPDI), a large-scale effort to identify novel human secreted and transmembrane proteins: a bioinformatics assessment. Genome Res. 2003 Oct;13(10):2265-70. Epub 2003 Sep 15. [Article]
  4. Bechtel S, Rosenfelder H, Duda A, Schmidt CP, Ernst U, Wellenreuther R, Mehrle A, Schuster C, Bahr A, Blocker H, Heubner D, Hoerlein A, Michel G, Wedler H, Kohrer K, Ottenwalder B, Poustka A, Wiemann S, Schupp I: The full-ORF clone resource of the German cDNA Consortium. BMC Genomics. 2007 Oct 31;8:399. [Article]
  5. Taylor TD, Noguchi H, Totoki Y, Toyoda A, Kuroki Y, Dewar K, Lloyd C, Itoh T, Takeda T, Kim DW, She X, Barlow KF, Bloom T, Bruford E, Chang JL, Cuomo CA, Eichler E, FitzGerald MG, Jaffe DB, LaButti K, Nicol R, Park HS, Seaman C, Sougnez C, Yang X, Zimmer AR, Zody MC, Birren BW, Nusbaum C, Fujiyama A, Hattori M, Rogers J, Lander ES, Sakaki Y: Human chromosome 11 DNA sequence and analysis including novel gene identification. Nature. 2006 Mar 23;440(7083):497-500. [Article]
  6. 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. [Article]
  7. Yamada S, Ohira M, Horie H, Ando K, Takayasu H, Suzuki Y, Sugano S, Hirata T, Goto T, Matsunaga T, Hiyama E, Hayashi Y, Ando H, Suita S, Kaneko M, Sasaki F, Hashizume K, Ohnuma N, Nakagawara A: Expression profiling and differential screening between hepatoblastomas and the corresponding normal livers: identification of high expression of the PLK1 oncogene as a poor-prognostic indicator of hepatoblastomas. Oncogene. 2004 Aug 5;23(35):5901-11. [Article]
  8. Orland MD, Anwar K, Cromley D, Chu CH, Chen L, Billheimer JT, Hussain MM, Cheng D: Acyl coenzyme A dependent retinol esterification by acyl coenzyme A: diacylglycerol acyltransferase 1. Biochim Biophys Acta. 2005 Oct 15;1737(1):76-82. Epub 2005 Sep 20. [Article]
  9. Hong YB, Kang J, Kim JH, Lee J, Kwak G, Hyun YS, Nam SH, Hong HD, Choi YR, Jung SC, Koo H, Lee JE, Choi BO, Chung KW: DGAT2 Mutation in a Family with Autosomal-Dominant Early-Onset Axonal Charcot-Marie-Tooth Disease. Hum Mutat. 2016 May;37(5):473-80. doi: 10.1002/humu.22959. Epub 2016 Feb 9. [Article]

Drug Relations

Drug Relations
DrugBank IDNameDrug groupPharmacological action?ActionsDetails
DB08949Inositol nicotinateapproved, withdrawnnoinhibitorDetails
DB09568Omega-3-carboxylic acidsapproved, investigationalyesantagonistDetails
DB13961Fish oilapproved, nutraceuticalyesagonistDetails