Sodium/potassium-transporting ATPase subunit alpha-1

NameSodium/potassium-transporting ATPase subunit alpha-1
Synonyms
  • 3.6.3.9
  • Na(+)/K(+) ATPase alpha-1 subunit
  • Sodium pump subunit alpha-1
Gene NameATP1A1
OrganismHuman
Amino acid sequence
>lcl|BSEQ0001460|Sodium/potassium-transporting ATPase subunit alpha-1
MGKGVGRDKYEPAAVSEQGDKKGKKGKKDRDMDELKKEVSMDDHKLSLDELHRKYGTDLS
RGLTSARAAEILARDGPNALTPPPTTPEWIKFCRQLFGGFSMLLWIGAILCFLAYSIQAA
TEEEPQNDNLYLGVVLSAVVIITGCFSYYQEAKSSKIMESFKNMVPQQALVIRNGEKMSI
NAEEVVVGDLVEVKGGDRIPADLRIISANGCKVDNSSLTGESEPQTRSPDFTNENPLETR
NIAFFSTNCVEGTARGIVVYTGDRTVMGRIATLASGLEGGQTPIAAEIEHFIHIITGVAV
FLGVSFFILSLILEYTWLEAVIFLIGIIVANVPEGLLATVTVCLTLTAKRMARKNCLVKN
LEAVETLGSTSTICSDKTGTLTQNRMTVAHMWFDNQIHEADTTENQSGVSFDKTSATWLA
LSRIAGLCNRAVFQANQENLPILKRAVAGDASESALLKCIELCCGSVKEMRERYAKIVEI
PFNSTNKYQLSIHKNPNTSEPQHLLVMKGAPERILDRCSSILLHGKEQPLDEELKDAFQN
AYLELGGLGERVLGFCHLFLPDEQFPEGFQFDTDDVNFPIDNLCFVGLISMIDPPRAAVP
DAVGKCRSAGIKVIMVTGDHPITAKAIAKGVGIISEGNETVEDIAARLNIPVSQVNPRDA
KACVVHGSDLKDMTSEQLDDILKYHTEIVFARTSPQQKLIIVEGCQRQGAIVAVTGDGVN
DSPALKKADIGVAMGIAGSDVSKQAADMILLDDNFASIVTGVEEGRLIFDNLKKSIAYTL
TSNIPEITPFLIFIIANIPLPLGTVTILCIDLGTDMVPAISLAYEQAESDIMKRQPRNPK
TDKLVNERLISMAYGQIGMIQALGGFFTYFVILAENGFLPIHLLGLRVDWDDRWINDVED
SYGQQWTYEQRKIVEFTCHTAFFVSIVVVQWADLVICKTRRNSVFQQGMKNKILIFGLFE
ETALAAFLSYCPGMGVALRMYPLKPTWWFCAFPYSLLIFVYDEVRKLIIRRRPGGWVEKE
TYY
Number of residues1023
Molecular Weight112895.01
Theoretical pI5.15
GO Classification
Functions
  • sodium
  • chaperone binding
  • phosphatase activity
  • sodium ion binding
  • steroid hormone binding
  • ATP binding
  • ADP binding
  • potassium ion binding
Processes
  • relaxation of cardiac muscle
  • negative regulation of glucocorticoid biosynthetic process
  • cellular potassium ion homeostasis
  • membrane repolarization during cardiac muscle cell action potential
  • positive regulation of striated muscle contraction
  • ATP hydrolysis coupled proton transport
  • cellular sodium ion homeostasis
  • cardiac muscle contraction
  • membrane repolarization
  • regulation of cardiac muscle cell contraction
  • transmembrane transport
  • regulation of the force of heart contraction
  • cellular response to mechanical stimulus
  • establishment or maintenance of transmembrane electrochemical gradient
  • membrane hyperpolarization
  • potassium ion import across plasma membrane
  • ion transmembrane transport
  • cell communication by electrical coupling involved in cardiac conduction
  • sodium ion export from cell
  • cellular response to steroid hormone stimulus
  • regulation of blood pressure
  • protein dephosphorylation
  • negative regulation of heart contraction
  • potassium ion import
  • response to glycoside
  • response to drug
  • regulation of sodium ion transport
  • positive regulation of heart contraction
Components
  • Golgi apparatus
  • intercalated disc
  • integral component of membrane
  • sarcolemma
  • extracellular exosome
  • T-tubule
  • myelin sheath
  • sodium
  • intracellular membrane-bounded organelle
  • extracellular vesicle
  • basolateral plasma membrane
  • membrane
  • melanosome
  • endosome
  • protein complex
  • apical plasma membrane
  • caveola
  • endoplasmic reticulum
  • neuronal postsynaptic density
  • plasma membrane
General FunctionSteroid hormone binding
Specific FunctionThis is the catalytic component of the active enzyme, which catalyzes the hydrolysis of ATP coupled with the exchange of sodium and potassium ions across the plasma membrane. This action creates the electrochemical gradient of sodium and potassium ions, providing the energy for active transport of various nutrients.
Pfam Domain Function
Transmembrane Regions88-108 132-152 289-308 321-338 773-792 803-823 844-866 919-938 952-970 986-1006
GenBank Protein ID219942
UniProtKB IDP05023
UniProtKB Entry NameAT1A1_HUMAN
Cellular LocationCell membrane
Gene sequence
>lcl|BSEQ0016191|Sodium/potassium-transporting ATPase subunit alpha-1 (ATP1A1)
ATGGGGAAGGGGGTTGGACGTGATAAGTATGAGCCTGCAGCTGTTTCAGAACAAGGTGAT
AAAAAGGGCAAAAAGGGCAAAAAAGACAGGGACATGGATGAACTGAAGAAAGAAGTTTCT
ATGGATGATCATAAACTTAGCCTTGATGAACTTCATCGTAAATATGGAACAGACTTGAGC
CGGGGATTAACATCTGCTCGTGCAGCTGAGATCCTGGCGCGAGATGGTCCCAACGCCCTC
ACTCCCCCTCCCACTACTCCTGAATGGATCAAGTTTTGTCGGCAGCTCTTTGGGGGGTTC
TCAATGTTACTGTGGATTGGAGCGATTCTTTGTTTCTTGGCTTATAGCATCCAAGCTGCT
ACAGAAGAGGAACCTCAAAACGATAATCTGTACCTGGGTGTGGTGCTATCAGCCGTTGTA
ATCATAACTGGTTGCTTCTCCTACTATCAAGAAGCTAAAAGTTCAAAGATCATGGAATCC
TTCAAAAACATGGTCCCTCAGCAAGCCCTTGTGATTCGAAATGGTGAGAAAATGAGCATA
AATGCGGAGGAAGTTGTGGTTGGGGATCTGGTGGAAGTAAAAGGAGGAGACCGAATTCCT
GCTGACCTCAGAATCATATCTGCAAATGGCTGCAAGGTGGATAACTCCTCGCTCACTGGT
GAATCAGAACCCCAGACTAGGTCTCCAGATTTCACAAATGAAAACCCCCTGGAGACGAGG
AACATTGCCTTCTTTTCAACCAATTGTGTTGAAGGCACCGCACGTGGTATTGTTGTCTAC
ACTGGGGATCGCACTGTGATGGGAAGAATTGCCACACTTGCTTCTGGGCTGGAAGGAGGC
CAGACCCCCATTGCTGCAGAAATTGAACATTTTATCCACATCATCACGGGTGTGGCTGTG
TTCCTGGGTGTGTCTTTCTTCATCCTTTCTCTCATCCTTGAGTACACCTGGCTTGAGGCT
GTCATCTTCCTCATCGGTATCATCGTAGCCAATGTGCCGGAAGGTTTGCTGGCCACTGTC
ACGGTCTGTCTGACACTTACTGCCAAACGCATGGCAAGGAAAAACTGCTTAGTGAAGAAC
TTAGAAGCTGTGGAGACCTTGGGGTCCACGTCCACCATCTGCTCTGATAAAACTGGAACT
CTGACTCAGAACCGGATGACAGTGGCCCACATGTGGTTTGACAATCAAATCCATGAAGCT
GATACGACAGAGAATCAGAGTGGTGTCTCTTTTGACAAGACTTCAGCTACCTGGCTTGCT
CTGTCCAGAATTGCAGGTCTTTGTAACAGGGCAGTGTTTCAGGCTAACCAGGAAAACCTA
CCTATTCTTAAGCGGGCAGTTGCAGGAGATGCCTCTGAGTCAGCACTCTTAAAGTGCATA
GAGCTGTGCTGTGGTTCCGTGAAGGAGATGAGAGAAAGATACGCCAAAATCGTCGAGATA
CCCTTCAACTCCACCAACAAGTACCAGTTGTCTATTCATAAGAACCCCAACACATCGGAG
CCCCAACACCTGTTGGTGATGAAGGGCGCCCCAGAAAGGATCCTAGACCGTTGCAGCTCT
ATCCTCCTCCACGGCAAGGAGCAGCCCCTGGATGAGGAGCTGAAAGACGCCTTTCAGAAC
GCCTATTTGGAGCTGGGGGGCCTCGGAGAACGAGTCCTAGGTTTCTGCCACCTCTTTCTG
CCAGATGAACAGTTTCCTGAAGGGTTCCAGTTTGACACTGACGATGTGAATTTCCCTATC
GATAATCTGTGCTTTGTTGGGCTCATCTCCATGATTGACCCTCCACGGGCGGCCGTTCCT
GATGCCGTGGGCAAATGTCGAAGTGCTGGAATTAAGGTCATCATGGTCACAGGAGACCAT
CCAATCACAGCTAAAGCTATTGCCAAAGGTGTGGGCATCATCTCAGAAGGCAATGAGACC
GTGGAAGACATTGCTGCCCGCCTCAACATCCCAGTCAGCCAGGTGAACCCCAGGGATGCC
AAGGCCTGCGTAGTACACGGCAGTGATCTAAAGGACATGACCTCCGAGCAGCTGGATGAC
ATTTTGAAGTACCACACTGAGATAGTGTTTGCCAGGACCTCCCCTCAGCAGAAGCTCATC
ATTGTGGAAGGCTGCCAAAGACAGGGTGCTATCGTGGCTGTGACTGGTGACGGTGTGAAT
GACTCTCCAGCTTTGAAGAAAGCAGACATTGGGGTTGCTATGGGGATTGCTGGCTCAGAT
GTGTCCAAGCAAGCTGCTGACATGATTCTTCTGGATGACAACTTTGCCTCAATTGTGACT
GGAGTAGAGGAAGGTCGTCTGATCTTTGATAACTTGAAGAAATCCATTGCTTATACCTTA
ACCAGTAACATTCCCGAGATCACCCCGTTCCTGATATTTATTATTGCAAACATTCCACTA
CCACTGGGGACTGTCACCATCCTCTGCATTGACTTGGGCACTGACATGGTTCCTGCCATC
TCCCTGGCTTATGAGCAGGCTGAGAGTGACATCATGAAGAGACAGCCCAGAAATCCCAAA
ACAGACAAACTTGTGAATGAGCGGCTGATCAGCATGGCCTATGGGCAGATTGGAATGATC
CAGGCCCTGGGAGGCTTCTTTACTTACTTTGTGATTCTGGCTGAGAACGGCTTCCTCCCA
ATTCACCTGTTGGGCCTCCGAGTGGACTGGGATGACCGCTGGATCAACGATGTGGAAGAC
AGCTACGGGCAGCAGTGGACCTATGAGCAGAGGAAAATCGTGGAGTTCACCTGCCACACA
GCCTTCTTCGTCAGTATCGTGGTGGTGCAGTGGGCCGACTTGGTCATCTGTAAGACCAGG
AGGAATTCGGTCTTCCAGCAGGGGATGAAGAACAAGATCTTGATATTTGGCCTCTTTGAA
GAGACAGCCCTGGCTGCTTTCCTTTCCTACTGCCCTGGAATGGGTGTTGCTCTTAGGATG
TATCCCCTCAAACCTACCTGGTGGTTCTGTGCCTTCCCCTACTCTCTTCTCATCTTCGTA
TATGACGAAGTCAGAAAACTCATCATCAGGCGACGCCCTGGCGGCTGGGTGGAGAAGGAA
ACCTACTATTAG
GenBank Gene IDD00099
GeneCard IDNot Available
GenAtlas IDATP1A1
HGNC IDHGNC:799
Chromosome Location1
Locus1p21
References
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