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Identification
HMDB Protein ID HMDBP07761
Secondary Accession Numbers
  • 13470
Name Potassium channel subfamily T member 1
Synonyms
  1. KCa4.1
Gene Name KCNT1
Protein Type Unknown
Biological Properties
General Function Involved in calcium-activated potassium channel activity
Specific Function Outwardly rectifying potassium channel subunit that may co-assemble with other Slo-type channel subunits. Activated by high intracellular sodium or chloride levels. Activated upon stimulation of G-protein coupled receptors, such as CHRM1 and GRIA1. May be regulated by calcium in the absence of sodium ions (in vitro)
Pathways Not Available
Reactions Not Available
GO Classification
Component
membrane
cell part
Function
calcium activated cation channel activity
calcium-activated potassium channel activity
transmembrane transporter activity
substrate-specific transmembrane transporter activity
ion transmembrane transporter activity
transporter activity
ion channel activity
cation channel activity
Process
establishment of localization
transport
monovalent inorganic cation transport
potassium ion transport
ion transport
cation transport
Cellular Location
  1. Cell membrane
  2. Multi-pass membrane protein
Gene Properties
Chromosome Location Chromosome:9
Locus 9q34.3
SNPs KCNT1
Gene Sequence
>3708 bp
ATGCCACTCCCTGACGGGGCGCGGACCCCGGGGGGCGTCTGCCGGGAGGCGCGCGGCGGG
GGCTACACCAACCGGACCTTCGAGTTTGACGACGGCCAATGCGCCCCCAGGCGGCCCTGC
GCGGGGGACGGCGCGCTCCTGGACACCGCCGGCTTCAAGATGAGCGACCTGGACTCCGAG
GTGCTGCCCTTGCCGCCGCGCTACCGCTTCCGGGACCTGCTGCTGGGCGACCCGTCCTTC
CAGAACGACGACAGGGTCCAGGTGGAGTTCTACGTCAACGAGAACACCTTCAAGGAGCGG
CTCAAGCTGTTCTTCATCAAAAACCAAAGATCGAGCCTGAGGATCCGGCTGTTCAACTTC
TCCCTGAAGCTGCTCACCTGCCTGCTCTACATTGTGCGCGTCCTGCTCGATGACCCGGCC
CTGGGCATCGGATGCTGGGGCTGCCCAAAGCAGAACTACTCCTTCAATGACTCGTCCTCC
GAGATCAACTGGGCTCCTATTCTGTGGGTGGAGAGAAAGATGACACTGTGGGCGATCCAG
GTCATCGTGGCCATAATAAGCTTCCTGGAGACGATGCTTCTCATCTACCTCAGCTACAAA
GGCAACATCTGGGAGCAGATCTTCCGCGTGTCCTTCGTCCTGGAGATGATCAACACTCTG
CCCTTCATCATCACGATCTTCTGGCCGCCGCTGCGGAACCTGTTCATCCCCGTCTTTCTG
AACTGCTGGCTGGCCAAGCACGCGCTGGAAAACATGATTAATGACTTCCACCGTGCCATC
CTGCGGACACAGTCAGCCATGTTCAACCAGGTCCTCATCCTCTTCTGCACCCTGCTGTGC
CTCGTTTTCACGGGGACCTGCGGCATCCAGCACCTGGAGCGGGCGGGCGAGAACCTGTCC
CTCCTGACCTCCTTCTACTTCTGCATCGTCACCTTCTCCACCGTGGGCTACGGTGACGTC
ACGCCCAAGATCTGGCCATCGCAGCTGCTGGTGGTCATCATGATCTGCGTGGCCCTCGTG
GTGCTCCCACTGCAGTTCGAGGAGCTCGTCTACCTCTGGATGGAGCGGCAGAAGTCAGGG
GGCAACTACAGCCGCCACCGTGCGCAGACGGAGAAGCACGTGGTCCTGTGTGTCAGCTCC
CTCAAGATCGACCTTCTCATGGACTTCCTGAACGAGTTCTACGCCCACCCCCGGCTCCAG
GACTATTACGTGGTCATCCTGTGCCCCACGGAGATGGATGTCCAGGTGCGCAGAGTCCTG
CAGATCCCTCTGTGGTCCCAGCGGGTCATCTACCTCCAGGGCTCTGCACTCAAAGACCAG
GACCTCATGCGAGCCAAGATGGACAATGGGGAGGCCTGCTTCATCCTCAGCAGCAGGAAC
GAGGTGGACCGCACGGCTGCAGACCACCAGACCATCCTGCGCGCCTGGGCCGTGAAGGAC
TTCGCCCCCAACTGCCCCCTCTACGTCCAGATCCTCAAACCTGAAAACAAGTTTCACGTC
AAGTTTGCTGACCACGTGGTGTGTGAGGAGGAGTGCAAGTACGCCATGCTGGCGCTGAAC
TGCATCTGCCCGGCGACCTCCACCCTCATCACCCTGCTGGTGCACACGTCCCGCGGCCAG
GAGGGACAGGAGTCTCCGGAGCAGTGGCAGCGCATGTATGGGCGCTGCTCCGGCAACGAG
GTGTACCACATCCGCATGGGTGACAGCAAGTTCTTCCGCGAGTACGAGGGCAAGAGCTTC
ACCTACGCGGCCTTCCACGCCCACAAGAAGTATGGCGTGTGCCTCATCGGGCTGAAGCGG
GAGGACAACAAGAGCATCCTGCTGAACCCGGGGCCCCGGCACATCCTGGCCGCCTCTGAC
ACCTGCTTCTACATCAACATCACCAAGGAGGAGAACTCGGCCTTCATCTTCAAGCAGGAG
GAGAAGCGGAAGAAGAGGGCCTTCTCGGGGCAGGGGCTGCACGAGGGTCCGGCCCGCCTG
CCCGTGCACAGCATCATCGCCTCCATGGGGACAGTGGCCATGGACCTGCAGGGCACAGAG
CACCGGCCTACGCAGAGCGGCGGTGGGGGCGGGGGCAGCAAGCTGGCACTGCCCACGGAG
AACGGCTCGGGCAGCCGGCGGCCCAGCATCGCGCCCGTCCTGGAACTGGCCGACAGCTCA
GCCCTGCTGCCCTGCGACCTGCTGAGCGACCAGTCGGAGGATGAGGTGACGCCGTCGGAC
GACGAGGGGCTCTCCGTGGTAGAGTATGTGAAGGGCTACCCTCCCAACTCGCCCTACATC
GGCAGCTCCCCAACCCTGTGCCACCTCCTGCCTGTGAAAGCCCCCTTCTGCTGCCTGCGG
CTGGACAAGGGCTGCAAGCACAACAGCTATGAAGACGCCAAGGCCTACGGGTTCAAGAAC
AAGCTGATCATCGTCTCGGCAGAGACGGCCGGCAATGGGCTGTACAACTTCATCGTGCCA
CTGCGGGCCTACTACAGATCCCGCAAGGAGCTGAACCCCATCGTGCTGCTGCTGGACAAC
AAGCCCGACCACCACTTCCTGGAAGCCATCTGCTGCTTCCCCATGGTCTACTACATGGAG
GGCTCTGTGGACAACCTGGACAGCCTGCTGCAGTGTGGCATCATCTATGCGGACAACCTG
GTGGTGGTGGACAAGGAGAGCACCATGAGCGCCGAGGAGGACTACATGGCGGACGCCAAG
ACCATCGTCAACGTGCAGACCATGTTCCGGCTCTTCCCCAGCCTCAGCATCACCACGGAG
CTCACCCACCCTTCCAACATGCGCTTCATGCAGTTCCGCGCCAAGGACAGCTACTCTCTG
GCTCTTTCCAAACTAGAAAAGAGGGAGCGAGAGAATGGCTCCAACCTGGCCTTCATGTTC
CGCCTGCCGTTCGCCGCCGGCCGCGTCTTCAGCATCAGCATGTTGGACACACTGCTCTAC
CAGTCCTTCGTGAAGGACTACATGATCACCATCACCCGGCTGCTGCTGGGCCTGGACACC
ACGCCGGGCTCGGGGTACCTCTGTGCCATGAAAATCACCGAGGGCGACCTGTGGATCCGC
ACGTACGGCCGCCTCTTCCAGAAGCTCTGCTCCTCCAGCGCCGAGATCCCCATTGGCATC
TACCGGACAGAGAGCCACGTCTTCTCCACCTCGGAGCCCCACGACCTCAGAGCCCAGTCC
CAGATCTCGGTGAACGTGGAGGACTGTGAGGACACACGGGAAGTGAAGGGGCCCTGGGGC
TCCCGCGCTGGCACCGGAGGCAGCTCCCAGGGCCGCCACACGGGCGGCGGTGACCCCGCA
GAGCACCCACTGCTACGGCGCAAGAGCCTGCAGTGGGCCCGGAGGCTGAGCCGCAAGGCG
CCCAAGCAGGCAGGCCGGGCGGCGGCCGCGGAGTGGATCAGCCAGCAGCGCCTCAGCCTG
TACCGGCGCTCTGAGCGCCAGGAGCTCTCCGAGCTGGTGAAGAACCGCATGAAGCACCTG
GGGCTGCCCACCACCGGCTACGACGAGATGAACGACCACCAGAACACCCTCTCCTACGTC
CTCATCAACCCTCCGCCCGACACGAGGCTGGAGCCCAGTGACATTGTCTATCTCATCCGC
TCCGACCCCCTGGCTCACGTGGCCAGCAGCTCCCAGAGCCGGAAGAGCAGCTGCAGCCAC
AAGCTGTCGTCCTGCAACCCCGAGACTCGCGACGAGACACAGCTCTGA
Protein Properties
Number of Residues 1230
Molecular Weight 138341.7
Theoretical pI 7.54
Pfam Domain Function
Signals
  • None
Transmembrane Regions
  • 98-118
  • 156-176
  • 188-208
  • 214-226
  • 252-272
  • 305-325
Protein Sequence
>Potassium channel subfamily T member 1
MARAKLPRSPSEGKAGPGGAPAGAAAPEEPHGLSPLLPARGGGSVGSDVGQRLPVEDFSL
DSSLSQVQVEFYVNENTFKERLKLFFIKNQRSSLRIRLFNFSLKLLTCLLYIVRVLLDDP
ALGIGCWGCPKQNYSFNDSSSEINWAPILWVERKMTLWAIQVIVAIISFLETMLLIYLSY
KGNIWEQIFRVSFVLEMINTLPFIITIFWPPLRNLFIPVFLNCWLAKHALENMINDFHRA
ILRTQSAMFNQVLILFCTLLCLVFTGTCGIQHLERAGENLSLLTSFYFCIVTFSTVGYGD
VTPKIWPSQLLVVIMICVALVVLPLQFEELVYLWMERQKSGGNYSRHRAQTEKHVVLCVS
SLKIDLLMDFLNEFYAHPRLQDYYVVILCPTEMDVQVRRVLQIPLWSQRVIYLQGSALKD
QDLMRAKMDNGEACFILSSRNEVDRTAADHQTILRAWAVKDFAPNCPLYVQILKPENKFH
VKFADHVVCEEECKYAMLALNCICPATSTLITLLVHTSRGQEGQESPEQWQRMYGRCSGN
EVYHIRMGDSKFFREYEGKSFTYAAFHAHKKYGVCLIGLKREDNKSILLNPGPRHILAAS
DTCFYINITKEENSAFIFKQEEKRKKRAFSGQGLHEGPARLPVHSIIASMGTVAMDLQGT
EHRPTQSGGGGGGSKLALPTENGSGSRRPSIAPVLELADSSALLPCDLLSDQSEDEVTPS
DDEGLSVVEYVKGYPPNSPYIGSSPTLCHLLPVKAPFCCLRLDKGCKHNSYEDAKAYGFK
NKLIIVSAETAGNGLYNFIVPLRAYYRSRKELNPIVLLLDNKPDHHFLEAICCFPMVYYM
EGSVDNLDSLLQCGIIYADNLVVVDKESTMSAEEDYMADAKTIVNVQTMFRLFPSLSITT
ELTHPSNMRFMQFRAKDSYSLALSKLEKRERENGSNLAFMFRLPFAAGRVFSISMLDTLL
YQSFVKDYMITITRLLLGLDTTPGSGYLCAMKITEGDLWIRTYGRLFQKLCSSSAEIPIG
IYRTESHVFSTSESQISVNVEDCEDTREVKGPWGSRAGTGGSSQGRHTGGGDPAEHPLLR
RKSLQWARRLSRKAPKQAGRAAAAEWISQQRLSLYRRSERQELSELVKNRMKHLGLPTTG
YEDVANLTASDVMNRVNLGYLQDEMNDHQNTLSYVLINPPPDTRLEPSDIVYLIRSDPLA
HVASSSQSRKSSCSHKLSSCNPETRDETQL
GenBank ID Protein 240255505
UniProtKB/Swiss-Prot ID Q5JUK3
UniProtKB/Swiss-Prot Entry Name KCNT1_HUMAN
PDB IDs Not Available
GenBank Gene ID NM_020822
GeneCard ID KCNT1
GenAtlas ID KCNT1
HGNC ID HGNC:18865
References
General References
  1. Humphray SJ, Oliver K, Hunt AR, Plumb RW, Loveland JE, Howe KL, Andrews TD, Searle S, Hunt SE, Scott CE, Jones MC, Ainscough R, Almeida JP, Ambrose KD, Ashwell RI, Babbage AK, Babbage S, Bagguley CL, Bailey J, Banerjee R, Barker DJ, Barlow KF, Bates K, Beasley H, Beasley O, Bird CP, Bray-Allen S, Brown AJ, Brown JY, Burford D, Burrill W, Burton J, Carder C, Carter NP, Chapman JC, Chen Y, Clarke G, Clark SY, Clee CM, Clegg S, Collier RE, Corby N, Crosier M, Cummings AT, Davies J, Dhami P, Dunn M, Dutta I, Dyer LW, Earthrowl ME, Faulkner L, Fleming CJ, Frankish A, Frankland JA, French L, Fricker DG, Garner P, Garnett J, Ghori J, Gilbert JG, Glison C, Grafham DV, Gribble S, Griffiths C, Griffiths-Jones S, Grocock R, Guy J, Hall RE, Hammond S, Harley JL, Harrison ES, Hart EA, Heath PD, Henderson CD, Hopkins BL, Howard PJ, Howden PJ, Huckle E, Johnson C, Johnson D, Joy AA, Kay M, Keenan S, Kershaw JK, Kimberley AM, King A, Knights A, Laird GK, Langford C, Lawlor S, Leongamornlert DA, Leversha M, Lloyd C, Lloyd DM, Lovell J, Martin S, Mashreghi-Mohammadi M, Matthews L, McLaren S, McLay KE, McMurray A, Milne S, Nickerson T, Nisbett J, Nordsiek G, Pearce AV, Peck AI, Porter KM, Pandian R, Pelan S, Phillimore B, Povey S, Ramsey Y, Rand V, Scharfe M, Sehra HK, Shownkeen R, Sims SK, Skuce CD, Smith M, Steward CA, Swarbreck D, Sycamore N, Tester J, Thorpe A, Tracey A, Tromans A, Thomas DW, Wall M, Wallis JM, West AP, Whitehead SL, Willey DL, Williams SA, Wilming L, Wray PW, Young L, Ashurst JL, Coulson A, Blocker H, Durbin R, Sulston JE, Hubbard T, Jackson MJ, Bentley DR, Beck S, Rogers J, Dunham I: DNA sequence and analysis of human chromosome 9. Nature. 2004 May 27;429(6990):369-74. [PubMed:15164053 ]
  2. Nagase T, Kikuno R, Ishikawa KI, Hirosawa M, Ohara O: Prediction of the coding sequences of unidentified human genes. XVI. The complete sequences of 150 new cDNA clones from brain which code for large proteins in vitro. DNA Res. 2000 Feb 28;7(1):65-73. [PubMed:10718198 ]