Sodium/potassium-transporting ATPase subunit beta-2

Details

Name
Sodium/potassium-transporting ATPase subunit beta-2
Synonyms
  • Adhesion molecule in glia
  • AMOG
  • Sodium/potassium-dependent ATPase subunit beta-2
Gene Name
ATP1B2
Organism
Humans
Amino acid sequence
>lcl|BSEQ0020817|Sodium/potassium-transporting ATPase subunit beta-2
MVIQKEKKSCGQVVEEWKEFVWNPRTHQFMGRTGTSWAFILLFYLVFYGFLTAMFTLTMW
VMLQTVSDHTPKYQDRLATPGLMIRPKTENLDVIVNVSDTESWDQHVQKLNKFLEPYNDS
IQAQKNDVCRPGRYYEQPDNGVLNYPKRACQFNRTQLGNCSGIGDSTHYGYSTGQPCVFI
KMNRVINFYAGANQSMNVTCAGKRDEDAENLGNFVMFPANGNIDLMYFPYYGKKFHVNYT
QPLVAVKFLNVTPNVEVNVECRINAANIATDDERDKFAGRVAFKLRINKT
Number of residues
290
Molecular Weight
33366.925
Theoretical pI
Not Available
GO Classification
Functions
ATPase activator activity / ATPase binding / sodium
Processes
ATP hydrolysis coupled transmembrane transport / blood coagulation / cell adhesion / cell communication by electrical coupling involved in cardiac conduction / cellular potassium ion homeostasis / cellular sodium ion homeostasis / establishment or maintenance of transmembrane electrochemical gradient / ion transmembrane transport / leukocyte migration / membrane repolarization / positive regulation of ATPase activity / positive regulation of potassium ion import / positive regulation of potassium ion transmembrane transporter activity / positive regulation of sodium ion export from cell / potassium ion import / protein stabilization / sodium ion export from cell / transmembrane transport / transport
Components
apical plasma membrane / cytoplasm / plasma membrane / sodium
General Function
Sodium:potassium-exchanging atpase activity
Specific Function
This is the non-catalytic component of the active enzyme, which catalyzes the hydrolysis of ATP coupled with the exchange of Na(+) and K(+) ions across the plasma membrane. The exact function of the beta-2 subunit is not known.Mediates cell adhesion of neurons and astrocytes, and promotes neurite outgrowth.
Pfam Domain Function
Transmembrane Regions
40-67
Cellular Location
Cell membrane
Gene sequence
>lcl|BSEQ0020818|Sodium/potassium-transporting ATPase subunit beta-2 (ATP1B2)
ATGATTCGCCCCAAGACTGAGAACCTTGATGTCATTGTCAATGTCAGTGACACTGAAAGC
TGGGACCAGCATGTTCAGAAGCTCAACAAGTTCTTGGAGCCTTACAACGACTCTATCCAA
GCCCAAAAGAATGATGTCTGCCGCCCTGGACGCTATTACGAACAGCCAGATAATGGAGTC
CTCAACTACCCCAAACGTGCCTGCCAATTCAACCGGACCCAGCTGGGCAACTGCTCCGGC
ATTGGGGACTCCACCCACTATGGTTACAGCACTGGGCAGCCCTGTGTCTTCATCAAGATG
AACCGGGTCATCAACTTCTATGCAGGAGCAAACCAGAGCATGAATGTTACCTGTGCTGGG
AAGCGAGATGAAGATGCTGAGAATCTCGGCAACTTCGTCATGTTCCCCGCCAACGGCAAC
ATCGACCTCATGTACTTCCCCTACTATGGCAAAAAGTTCCACGTGAACTACACACAGCCC
CTGGTGGCTGTGAAGTTCCTGAATGTGACCCCCAACGTGGAGGTGAATGTAGAATGTCGC
ATCAACGCCGCCAACATCGCCACAGACGATGAGCGAGACAAGTTCGCCGGCCGCGTGGCC
TTCAAACTCCGCATCAACAAAACCTGA
Chromosome Location
17
Locus
Not Available
External Identifiers
ResourceLink
UniProtKB IDP14415
UniProtKB Entry NameAT1B2_HUMAN
HGNC IDHGNC:805
General References
  1. Hernando N, Martin-Vasallo P, Ghosh S, Ghosh PK, Swaroop A, Coca-Prados M: Nucleotide sequence of a cDNA for the beta 2 subunit isoform of Na+,K(+)-ATPase from human retina. Biochim Biophys Acta. 1994 Jan 3;1189(1):109-11. [Article]
  2. Ruiz A, Bhat SP, Bok D: Expression and synthesis of the Na,K-ATPase beta 2 subunit in human retinal pigment epithelium. Gene. 1996 Oct 17;176(1-2):237-42. [Article]
  3. Avila J, Alvarez de la Rosa D, Gonzalez-Martinez LM, Lecuona E, Martin-Vasallo P: Structure and expression of the human Na,K-ATPase beta 2-subunit gene. Gene. 1998 Feb 27;208(2):221-7. [Article]
  4. 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]
  5. 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]
  6. Martin-Vasallo P, Dackowski W, Emanuel JR, Levenson R: Identification of a putative isoform of the Na,K-ATPase beta subunit. Primary structure and tissue-specific expression. J Biol Chem. 1989 Mar 15;264(8):4613-8. [Article]
  7. Bab-Dinitz E, Albeck S, Peleg Y, Brumfeld V, Gottschalk KE, Karlish SJ: A C-terminal lobe of the beta subunit of Na,K-ATPase and H,K-ATPase resembles cell adhesion molecules. Biochemistry. 2009 Sep 15;48(36):8684-91. doi: 10.1021/bi900868e. [Article]
  8. Chen R, Jiang X, Sun D, Han G, Wang F, Ye M, Wang L, Zou H: Glycoproteomics analysis of human liver tissue by combination of multiple enzyme digestion and hydrazide chemistry. J Proteome Res. 2009 Feb;8(2):651-61. doi: 10.1021/pr8008012. [Article]

Drug Relations

Drug Relations
DrugBank IDNameDrug groupPharmacological action?ActionsDetails
DB09479Rubidium Rb-82approved, investigationalnosubstrateDetails
DB09020BisacodylapprovedunknowninhibitorDetails
DB16690TegoprazaninvestigationalyesinhibitorDetails
DB01250OlsalazineapprovedunknowninhibitorDetails