ID A0A1W2PQR1_HUMAN Unreviewed; 584 AA.
AC A0A1W2PQR1;
DT 07-JUN-2017, integrated into UniProtKB/TrEMBL.
DT 07-JUN-2017, sequence version 1.
DT 27-MAR-2024, entry version 38.
DE RecName: Full=Calcium-activated potassium channel subunit alpha-1 {ECO:0000256|ARBA:ARBA00018044};
DE AltName: Full=BK channel {ECO:0000256|ARBA:ARBA00029579};
DE AltName: Full=BKCA alpha {ECO:0000256|ARBA:ARBA00030518};
DE AltName: Full=Calcium-activated potassium channel, subfamily M subunit alpha-1 {ECO:0000256|ARBA:ARBA00030288};
DE AltName: Full=K(VCA)alpha {ECO:0000256|ARBA:ARBA00031597};
DE AltName: Full=KCa1.1 {ECO:0000256|ARBA:ARBA00030652};
DE AltName: Full=Maxi K channel {ECO:0000256|ARBA:ARBA00031999};
DE AltName: Full=Slo-alpha {ECO:0000256|ARBA:ARBA00029583};
DE AltName: Full=Slo1 {ECO:0000256|ARBA:ARBA00030326};
DE AltName: Full=Slowpoke homolog {ECO:0000256|ARBA:ARBA00033447};
GN Name=KCNMA1 {ECO:0000313|Ensembl:ENSP00000492236.1};
OS Homo sapiens (Human).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae;
OC Homo.
OX NCBI_TaxID=9606 {ECO:0000313|Ensembl:ENSP00000492236.1, ECO:0000313|Proteomes:UP000005640};
RN [1] {ECO:0000313|Ensembl:ENSP00000492236.1, ECO:0000313|Proteomes:UP000005640}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=15164054; DOI=10.1038/nature02462;
RA Deloukas P., Earthrowl M.E., Grafham D.V., Rubenfield M., French L.,
RA Steward C.A., Sims S.K., Jones M.C., Searle S., Scott C., Howe K.,
RA Hunt S.E., Andrews T.D., Gilbert J.G.R., Swarbreck D., Ashurst J.L.,
RA Taylor A., Battles J., Bird C.P., Ainscough R., Almeida J.P.,
RA Ashwell R.I.S., Ambrose K.D., Babbage A.K., Bagguley C.L., Bailey J.,
RA Banerjee R., Bates K., Beasley H., Bray-Allen S., Brown A.J., Brown J.Y.,
RA Burford D.C., Burrill W., Burton J., Cahill P., Camire D., Carter N.P.,
RA Chapman J.C., Clark S.Y., Clarke G., Clee C.M., Clegg S., Corby N.,
RA Coulson A., Dhami P., Dutta I., Dunn M., Faulkner L., Frankish A.,
RA Frankland J.A., Garner P., Garnett J., Gribble S., Griffiths C.,
RA Grocock R., Gustafson E., Hammond S., Harley J.L., Hart E., Heath P.D.,
RA Ho T.P., Hopkins B., Horne J., Howden P.J., Huckle E., Hynds C.,
RA Johnson C., Johnson D., Kana A., Kay M., Kimberley A.M., Kershaw J.K.,
RA Kokkinaki M., Laird G.K., Lawlor S., Lee H.M., Leongamornlert D.A.,
RA Laird G., Lloyd C., Lloyd D.M., Loveland J., Lovell J., McLaren S.,
RA McLay K.E., McMurray A., Mashreghi-Mohammadi M., Matthews L., Milne S.,
RA Nickerson T., Nguyen M., Overton-Larty E., Palmer S.A., Pearce A.V.,
RA Peck A.I., Pelan S., Phillimore B., Porter K., Rice C.M., Rogosin A.,
RA Ross M.T., Sarafidou T., Sehra H.K., Shownkeen R., Skuce C.D., Smith M.,
RA Standring L., Sycamore N., Tester J., Thorpe A., Torcasso W., Tracey A.,
RA Tromans A., Tsolas J., Wall M., Walsh J., Wang H., Weinstock K., West A.P.,
RA Willey D.L., Whitehead S.L., Wilming L., Wray P.W., Young L., Chen Y.,
RA Lovering R.C., Moschonas N.K., Siebert R., Fechtel K., Bentley D.,
RA Durbin R., Hubbard T., Doucette-Stamm L., Beck S., Smith D.R., Rogers J.;
RT "The DNA sequence and comparative analysis of human chromosome 10.";
RL Nature 429:375-381(2004).
RN [2] {ECO:0000313|Ensembl:ENSP00000492236.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (NOV-2023) to UniProtKB.
CC -!- SUBCELLULAR LOCATION: Membrane {ECO:0000256|ARBA:ARBA00004141}; Multi-
CC pass membrane protein {ECO:0000256|ARBA:ARBA00004141}.
CC -!- SIMILARITY: Belongs to the potassium channel family. Calcium-activated
CC (TC 1.A.1.3) subfamily. KCa1.1/KCNMA1 sub-subfamily.
CC {ECO:0000256|ARBA:ARBA00008648}.
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DR EMBL; AC011439; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; AC021032; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; AC067745; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; AL157833; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; AL607069; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; AL627447; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; AL731556; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; AL731560; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; AL731575; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR AlphaFoldDB; A0A1W2PQR1; -.
DR SMR; A0A1W2PQR1; -.
DR MassIVE; A0A1W2PQR1; -.
DR PeptideAtlas; A0A1W2PQR1; -.
DR Antibodypedia; 29733; 381 antibodies from 37 providers.
DR Ensembl; ENST00000639120.1; ENSP00000492236.1; ENSG00000156113.25.
DR HGNC; HGNC:6284; KCNMA1.
DR VEuPathDB; HostDB:ENSG00000156113; -.
DR GeneTree; ENSGT00940000154935; -.
DR ChiTaRS; KCNMA1; human.
DR Proteomes; UP000005640; Chromosome 10.
DR Bgee; ENSG00000156113; Expressed in parotid gland and 194 other cell types or tissues.
DR ExpressionAtlas; A0A1W2PQR1; baseline and differential.
DR GO; GO:0016020; C:membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0022839; F:monoatomic ion-gated channel activity; IEA:UniProt.
DR GO; GO:0005267; F:potassium channel activity; IEA:UniProt.
DR Gene3D; 1.10.287.70; -; 1.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR InterPro; IPR005821; Ion_trans_dom.
DR InterPro; IPR003929; K_chnl_BK_asu.
DR InterPro; IPR047871; K_chnl_Slo-like.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR PANTHER; PTHR10027; CALCIUM-ACTIVATED POTASSIUM CHANNEL ALPHA CHAIN; 1.
DR PANTHER; PTHR10027:SF28; CALCIUM-ACTIVATED POTASSIUM CHANNEL SUBUNIT ALPHA-1; 1.
DR Pfam; PF03493; BK_channel_a; 1.
DR Pfam; PF00520; Ion_trans; 1.
DR PRINTS; PR01449; BKCHANNELA.
DR PRINTS; PR00169; KCHANNEL.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR SUPFAM; SSF81324; Voltage-gated potassium channels; 1.
PE 1: Evidence at protein level;
KW Ion channel {ECO:0000256|ARBA:ARBA00023303};
KW Ion transport {ECO:0000256|ARBA:ARBA00023065};
KW Lipoprotein {ECO:0000256|ARBA:ARBA00023288};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|SAM:Phobius};
KW Palmitate {ECO:0000256|ARBA:ARBA00023139};
KW Potassium {ECO:0000256|ARBA:ARBA00022958};
KW Potassium channel {ECO:0000256|ARBA:ARBA00022826};
KW Potassium transport {ECO:0000256|ARBA:ARBA00022538};
KW Proteomics identification {ECO:0007829|MaxQB:A0A1W2PQR1,
KW ECO:0007829|PeptideAtlas:A0A1W2PQR1};
KW Reference proteome {ECO:0000313|Proteomes:UP000005640};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|SAM:Phobius}; Transport {ECO:0000256|ARBA:ARBA00022448}.
FT TRANSMEM 86..108
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 179..197
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 217..235
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 300..321
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 336..355
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 367..385
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 181..396
FT /note="Ion transport"
FT /evidence="ECO:0000259|Pfam:PF00520"
FT DOMAIN 546..580
FT /note="Calcium-activated potassium channel BK alpha
FT subunit"
FT /evidence="ECO:0000259|Pfam:PF03493"
FT REGION 1..61
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 21..61
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 584 AA; 64640 MW; A31D3A102FC3B22A CRC64;
MANGGGGGGG SSGGGGGGGG SSLRMSSNIH ANHLSLDASS SSSSSSSSSS SSSSSSSSSS
VHEPKMDALI IPVTMEVPCD SRGQRMWWAF LASSMVTFFG GLFIILLWRT LKYLWTVCCH
CGGKTKEAQK INNGSSQADG TLKPVDEKEE AVAAEVGWMT SVKDWAGVMI SAQTLTGRVL
VVLVFALSIG ALVIYFIDSS NPIESCQNFY KDFTLQIDMA FNVFFLLYFG LRFIAANDKL
WFWLEVNSVV DFFTVPPVFV SVYLNRSWLG LRFLRALRLI QFSEILQFLN ILKTSNSIKL
VNLLSIFIST WLTAAGFIHL VENSGDPWEN FQNNQALTYW ECVYLLMVTM STVGYGDVYA
KTTLGRLFMV FFILGGLAMF ASYVPEIIEL IGNRKKYGGS YSAVSGRKHI VVCGHITLES
VSNFLKDFLH KDRDDVNVEI VFLHNISPNL ELEALFKRHF TQVEFYQGSV LNPHDLARVK
IESADACLIL ANKYCADPDA EDASNIMRVI SIKNYHPKIR IITQMLQYHN KAHLLNIPSW
NWKEGDDAIC LAELKLGFIA QSCLAQGLST MLANLFSMRS FIKL
//
