Squalene synthase

Details

Name

Squalene synthase

Synonyms

• 2.5.1.21
• Farnesyl-diphosphate farnesyltransferase
• FPP:FPP farnesyltransferase
• SQS

Gene Name

FDFT1

Organism

Humans

Amino acid sequence

>lcl|BSEQ0004799|Squalene synthase
MEFVKCLGHPEEFYNLVRFRIGGKRKVMPKMDQDSLSSSLKTCYKYLNQTSRSFAAVIQA
LDGEMRNAVCIFYLVLRALDTLEDDMTISVEKKVPLLHNFHSFLYQPDWRFMESKEKDRQ
VLEDFPTISLEFRNLAEKYQTVIADICRRMGIGMAEFLDKHVTSEQEWDKYCHYVAGLVG
IGLSRLFSASEFEDPLVGEDTERANSMGLFLQKTNIIRDYLEDQQGGREFWPQEVWSRYV
KKLGDFAKPENIDLAVQCLNELITNALHHIPDVITYLSRLRNQSVFNFCAIPQVMAIATL
AACYNNQQVFKGAVKIRKGQAVTLMMDATNMPAVKAIIYQYMEEIYHRIPDSDPSSSKTR
QIISTIRTQNLPNCQLISRSHYSPIYLSFVMLLAALSWQYLTTLSQVTEDYVQTGEH

Number of residues

417

Molecular Weight

48114.87

Theoretical pI

6.51

GO Classification

Functions

farnesyl-diphosphate farnesyltransferase activity / oxidoreductase activity / squalene synthase activity

Processes

cellular lipid metabolic process / cholesterol biosynthetic process / farnesyl diphosphate metabolic process / isoprenoid biosynthetic process / small molecule metabolic process / steroid biosynthetic process

Components

endoplasmic reticulum / endoplasmic reticulum membrane / integral component of membrane

General Function

Squalene synthase activity

Specific Function

Not Available

Pfam Domain Function

• SQS_PSY (PF00494)

Transmembrane Regions

284-304 384-404

Cellular Location

Endoplasmic reticulum membrane

Gene sequence

>lcl|BSEQ0011750|Squalene synthase (FDFT1)
ATGGAGTTCGTGAAATGCCTTGGCCACCCCGAAGAGTTCTACAACCTGGTGCGCTTCCGG
ATCGGGGGCAAGCGGAAGGTGATGCCCAAGATGGACCAGGACTCGCTCAGCAGCAGCCTG
AAAACTTGCTACAAGTATCTCAATCAGACCAGTCGCAGTTTCGCAGCTGTTATCCAGGCG
CTGGATGGGGAAATGCGCAACGCAGTGTGCATATTTTATCTGGTTCTCCGAGCTCTGGAC
ACACTGGAAGATGACATGACCATCAGTGTGGAAAAGAAGGTCCCGCTGTTACACAACTTT
CACTCTTTCCTTTACCAACCAGACTGGCGGTTCATGGAGAGCAAGGAGAAGGATCGCCAG
GTGCTGGAGGACTTCCCAACGATCTCCCTTGAGTTTAGAAATCTGGCTGAGAAATACCAA
ACAGTGATTGCCGACATTTGCCGGAGAATGGGCATTGGGATGGCAGAGTTTTTGGATAAG
CATGTGACCTCTGAACAGGAGTGGGACAAGTACTGCCACTATGTTGCTGGGCTGGTCGGA
ATTGGCCTTTCCCGTCTTTTCTCAGCCTCAGAGTTTGAAGACCCCTTAGTTGGTGAAGAT
ACAGAACGTGCCAACTCTATGGGCCTGTTTCTGCAGAAAACAAACATCATCCGTGACTAT
CTGGAAGACCAGCAAGGAGGAAGAGAGTTCTGGCCTCAAGAGGTTTGGAGCAGGTATGTT
AAGAAGTTAGGGGATTTTGCTAAGCCGGAGAATATTGACTTGGCCGTGCAGTGCCTGAAT
GAACTTATAACCAATGCACTGCACCACATCCCAGATGTCATCACCTACCTTTCGAGACTC
AGAAACCAGAGTGTGTTTAACTTCTGTGCTATTCCACAGGTGATGGCCATTGCCACTTTG
GCTGCCTGTTATAATAACCAGCAGGTGTTCAAAGGGGCAGTGAAGATTCGGAAAGGGCAA
GCAGTGACCCTGATGATGGATGCCACCAATATGCCAGCTGTCAAAGCCATCATATATCAG
TATATGGAAGAGATTTATCATAGAATCCCCGACTCAGACCCATCTTCTAGCAAAACAAGG
CAGATCATCTCCACCATCCGGACGCAGAATCTTCCCAACTGTCAGCTGATTTCCCGAAGC
CACTACTCCCCCATCTACCTGTCGTTTGTCATGCTTTTGGCTGCCCTGAGCTGGCAGTAC
CTGACCACTCTCTCCCAGGTAACAGAAGACTATGTTCAGACTGGAGAACACTGA

Chromosome Location

8

Locus

8p23.1-p22

External Identifiers

Resource	Link
UniProtKB ID	P37268
UniProtKB Entry Name	FDFT_HUMAN
GenBank Gene ID	L06070
GenAtlas ID	FDFT1
HGNC ID	HGNC:3629

General References

1. Robinson GW, Tsay YH, Kienzle BK, Smith-Monroy CA, Bishop RW: Conservation between human and fungal squalene synthetases: similarities in structure, function, and regulation. Mol Cell Biol. 1993 May;13(5):2706-17. [Article]
2. Jiang G, McKenzie TL, Conrad DG, Shechter I: Transcriptional regulation by lovastatin and 25-hydroxycholesterol in HepG2 cells and molecular cloning and expression of the cDNA for the human hepatic squalene synthase. J Biol Chem. 1993 Jun 15;268(17):12818-24. [Article]
3. Summers C, Karst F, Charles AD: Cloning, expression and characterisation of the cDNA encoding human hepatic squalene synthase, and its relationship to phytoene synthase. Gene. 1993 Dec 22;136(1-2Che):185-92. [Article]
4. Soltis DA, McMahon G, Caplan SL, Dudas DA, Chamberlin HA, Vattay A, Dottavio D, Rucker ML, Engstrom RG, Cornell-Kennon SA, et al.: Expression, purification, and characterization of the human squalene synthase: use of yeast and baculoviral systems. Arch Biochem Biophys. 1995 Feb 1;316(2):713-23. [Article]
5. Ota T, Suzuki Y, Nishikawa T, Otsuki T, Sugiyama T, Irie R, Wakamatsu A, Hayashi K, Sato H, Nagai K, Kimura K, Makita H, Sekine M, Obayashi M, Nishi T, Shibahara T, Tanaka T, Ishii S, Yamamoto J, Saito K, Kawai Y, Isono Y, Nakamura Y, Nagahari K, Murakami K, Yasuda T, Iwayanagi T, Wagatsuma M, Shiratori A, Sudo H, Hosoiri T, Kaku Y, Kodaira H, Kondo H, Sugawara M, Takahashi M, Kanda K, Yokoi T, Furuya T, Kikkawa E, Omura Y, Abe K, Kamihara K, Katsuta N, Sato K, Tanikawa M, Yamazaki M, Ninomiya K, Ishibashi T, Yamashita H, Murakawa K, Fujimori K, Tanai H, Kimata M, Watanabe M, Hiraoka S, Chiba Y, Ishida S, Ono Y, Takiguchi S, Watanabe S, Yosida M, Hotuta T, Kusano J, Kanehori K, Takahashi-Fujii A, Hara H, Tanase TO, Nomura Y, Togiya S, Komai F, Hara R, Takeuchi K, Arita M, Imose N, Musashino K, Yuuki H, Oshima A, Sasaki N, Aotsuka S, Yoshikawa Y, Matsunawa H, Ichihara T, Shiohata N, Sano S, Moriya S, Momiyama H, Satoh N, Takami S, Terashima Y, Suzuki O, Nakagawa S, Senoh A, Mizoguchi H, Goto Y, Shimizu F, Wakebe H, Hishigaki H, Watanabe T, Sugiyama A, Takemoto M, Kawakami B, Yamazaki M, Watanabe K, Kumagai A, Itakura S, Fukuzumi Y, Fujimori Y, Komiyama M, Tashiro H, Tanigami A, Fujiwara T, Ono T, Yamada K, Fujii Y, Ozaki K, Hirao M, Ohmori Y, Kawabata A, Hikiji T, Kobatake N, Inagaki H, Ikema Y, Okamoto S, Okitani R, Kawakami T, Noguchi S, Itoh T, Shigeta K, Senba T, Matsumura K, Nakajima Y, Mizuno T, Morinaga M, Sasaki M, Togashi T, Oyama M, Hata H, Watanabe M, Komatsu T, Mizushima-Sugano J, Satoh T, Shirai Y, Takahashi Y, Nakagawa K, Okumura K, Nagase T, Nomura N, Kikuchi H, Masuho Y, Yamashita R, Nakai K, Yada T, Nakamura Y, Ohara O, Isogai T, Sugano S: Complete sequencing and characterization of 21,243 full-length human cDNAs. Nat Genet. 2004 Jan;36(1):40-5. Epub 2003 Dec 21. [Article]
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7. 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]
8. Burkard TR, Planyavsky M, Kaupe I, Breitwieser FP, Burckstummer T, Bennett KL, Superti-Furga G, Colinge J: Initial characterization of the human central proteome. BMC Syst Biol. 2011 Jan 26;5:17. doi: 10.1186/1752-0509-5-17. [Article]
9. Bian Y, Song C, Cheng K, Dong M, Wang F, Huang J, Sun D, Wang L, Ye M, Zou H: An enzyme assisted RP-RPLC approach for in-depth analysis of human liver phosphoproteome. J Proteomics. 2014 Jan 16;96:253-62. doi: 10.1016/j.jprot.2013.11.014. Epub 2013 Nov 22. [Article]
10. Vaca Jacome AS, Rabilloud T, Schaeffer-Reiss C, Rompais M, Ayoub D, Lane L, Bairoch A, Van Dorsselaer A, Carapito C: N-terminome analysis of the human mitochondrial proteome. Proteomics. 2015 Jul;15(14):2519-24. doi: 10.1002/pmic.201400617. Epub 2015 Jun 8. [Article]
11. Pandit J, Danley DE, Schulte GK, Mazzalupo S, Pauly TA, Hayward CM, Hamanaka ES, Thompson JF, Harwood HJ Jr: Crystal structure of human squalene synthase. A key enzyme in cholesterol biosynthesis. J Biol Chem. 2000 Sep 29;275(39):30610-7. [Article]
12. Do R, Pare G, Montpetit A, Hudson TJ, Gaudet D, Engert JC: K45R variant of squalene synthase increases total cholesterol levels in two study samples from a French Canadian population. Hum Mutat. 2008 May;29(5):689-94. doi: 10.1002/humu.20702. [Article]

Drug Relations

Drug Relations

DrugBank ID	Name	Drug group	Pharmacological action?	Actions	Details
DB05317	TAK-475	investigational	unknown		Details