Hmdb loader
Identification
HMDB Protein ID HMDBP09208
Secondary Accession Numbers
  • 14990
Name Transmembrane O-methyltransferase
Synonyms
  1. Catechol O-methyltransferase 2
  2. Protein LRTOMT2
Gene Name LRTOMT
Protein Type Enzyme
Biological Properties
General Function Involved in O-methyltransferase activity
Specific Function Catalyzes the O-methylation, and thereby the inactivation, of catecholamine neurotransmitters and catechol hormones (By similarity). Required for auditory function.
Pathways Not Available
Reactions
S-Adenosylmethionine + a catechol → S-Adenosylhomocysteine + a guaiacol details
GO Classification
Biological Process
sensory perception of sound
catecholamine catabolic process
auditory receptor cell development
neurotransmitter catabolic process
Cellular Component
cytoplasm
integral to membrane
Function
o-methyltransferase activity
catalytic activity
transferase activity
transferase activity, transferring one-carbon groups
methyltransferase activity
Molecular Function
catechol O-methyltransferase activity
Cellular Location
  1. Isoform 2:Cytoplasm
Gene Properties
Chromosome Location 11
Locus 11q13.4
SNPs LRTOMT
Gene Sequence
>876 bp
ATGGGAACCCCATGGAGGAAGAGAAAGGGTATAGCAGGCCCTGGACTCCCCGACCTGTCC
TGTGCTCTGGTCCTCCAGCCCAGGGCCCAGGTAGGGACCATGTCCCCTGCCATTGCATTG
GCCTTCCTGCCACTGGTGGTAACATTGCTGGTGCGGTACCGGCACTACTTCCGATTGCTG
GTGCGCACGGTCTTGCTGCGAAGCCTCCGAGACTGCCTGTCAGGGCTGCGGATCGAGGAG
CGGGCCTTCAGCTACGTGCTCACCCATGCCCTGCCCGGTGACCCTGGTCACATCCTCACC
ACCCTGGACCACTGGAGCAGCCGCTGCGAGTACTTGAGCCACATGGGGCCTGTCAAAGGT
CAGATCCTGATGCGGCTGGTGGAGGAGAAGGCCCCTGCTTGTGTGCTGGAATTGGGAACC
TACTGTGGATACTCTACCCTGCTTATTGCCCGAGCCCTGCCCCCTGGGGGTCGCCTTCTT
ACTGTGGAGCGGGACCCACGCACGGCAGCAGTGGCTGAAAAACTCATCCGCCTGGCCGGC
TTTGATGAGCACATGGTGGAGCTCATCGTGGGCAGCTCAGAGGACGTGATCCCGTGCCTA
CGCACCCAGTATCAGCTGAGTCGGGCAGACCTGGTGCTCCTGGCACACCGGCCACGATGT
TACCTGAGGGACCTGCAGCTGCTGGAGGCCCATGCCCTACTGCCAGCAGGTGCCACCGTG
CTGGCTGACCATGTGCTCTTCCCTGGTGCACCCCGCTTCTTGCAGTATGCTAAGAGCTGT
GGCCGCTACCGCTGCCGCCTCCACCACACTGGCCTTCCAGACTTCCCTGCCATCAAGGAT
GGAATAGCTCAGCTCACCTATGCTGGACCAGGCTGA
Protein Properties
Number of Residues 291
Molecular Weight 32154.43
Theoretical pI 9.082
Pfam Domain Function
Signals Not Available
Transmembrane Regions Not Available
Protein Sequence
>Transmembrane O-methyltransferase
MGTPWRKRKGIAGPGLPDLSCALVLQPRAQVGTMSPAIALAFLPLVVTLLVRYRHYFRLL
VRTVLLRSLRDCLSGLRIEERAFSYVLTHALPGDPGHILTTLDHWSSRCEYLSHMGPVKG
QILMRLVEEKAPACVLELGTYCGYSTLLIARALPPGGRLLTVERDPRTAAVAEKLIRLAG
FDEHMVELIVGSSEDVIPCLRTQYQLSRADLVLLAHRPRCYLRDLQLLEAHALLPAGATV
LADHVLFPGAPRFLQYAKSCGRYRCRLHHTGLPDFPAIKDGIAQLTYAGPG
GenBank ID Protein 223718159
UniProtKB/Swiss-Prot ID Q8WZ04
UniProtKB/Swiss-Prot Entry Name TOMT_HUMAN
PDB IDs Not Available
GenBank Gene ID NM_001145308.1
GeneCard ID LRTOMT
GenAtlas ID LRTOMT
HGNC ID HGNC:25033
References
General References
  1. 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. [PubMed:14702039 ]
  2. 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. [PubMed:16554811 ]
  3. Wan D, Gong Y, Qin W, Zhang P, Li J, Wei L, Zhou X, Li H, Qiu X, Zhong F, He L, Yu J, Yao G, Jiang H, Qian L, Yu Y, Shu H, Chen X, Xu H, Guo M, Pan Z, Chen Y, Ge C, Yang S, Gu J: Large-scale cDNA transfection screening for genes related to cancer development and progression. Proc Natl Acad Sci U S A. 2004 Nov 2;101(44):15724-9. Epub 2004 Oct 21. [PubMed:15498874 ]
  4. Ahmed ZM, Masmoudi S, Kalay E, Belyantseva IA, Mosrati MA, Collin RW, Riazuddin S, Hmani-Aifa M, Venselaar H, Kawar MN, Tlili A, van der Zwaag B, Khan SY, Ayadi L, Riazuddin SA, Morell RJ, Griffith AJ, Charfedine I, Caylan R, Oostrik J, Karaguzel A, Ghorbel A, Riazuddin S, Friedman TB, Ayadi H, Kremer H: Mutations of LRTOMT, a fusion gene with alternative reading frames, cause nonsyndromic deafness in humans. Nat Genet. 2008 Nov;40(11):1335-40. doi: 10.1038/ng.245. Epub 2008 Oct 26. [PubMed:18953341 ]
  5. Du X, Schwander M, Moresco EM, Viviani P, Haller C, Hildebrand MS, Pak K, Tarantino L, Roberts A, Richardson H, Koob G, Najmabadi H, Ryan AF, Smith RJ, Muller U, Beutler B: A catechol-O-methyltransferase that is essential for auditory function in mice and humans. Proc Natl Acad Sci U S A. 2008 Sep 23;105(38):14609-14. doi: 10.1073/pnas.0807219105. Epub 2008 Sep 15. [PubMed:18794526 ]