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HUMAN:KCMA1

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Species (Taxon ID) Homo sapiens (Human). (9606)
Gene Name(s) KCNMA1 (synonyms: KCNMA, SLO)
Protein Name(s) Calcium-activated potassium channel subunit alpha-1

BK channel BKCA alpha Calcium-activated potassium channel, subfamily M subunit alpha-1 K(VCA)alpha KCa1.1 Maxi K channel MaxiK Slo-alpha Slo1 Slowpoke homolog Slo homolog hSlo

External Links
UniProt Q12791
EMBL U13913
U23767
AL157833
AL731560
AL731556
AL627447
AC021032
AC011439
AL157833
AC011439
AC021032
AL627447
AL731556
AL731560
AL627447
AL731560
AL731556
AC021032
AC011439
AL157833
AL627447
AC011439
AC021032
AL157833
AL731556
AL731560
AL731556
AC011439
AL157833
AC021032
AL731560
AL627447
AL731556
AC011439
AC021032
AL157833
AL627447
AL731560
AL731560
AL157833
AL731556
AC021032
AC011439
AL627447
AL731560
AC011439
AC021032
AL157833
AL627447
AL731556
AC067745
AL607069
AL731575
CH471083
BC062659
BC137115
BC137137
U11717
AY040849
AB113575
AB113382
U02632
U09384
AF025999
U11058
AF118141
CCDS CCDS60569.1
CCDS60571.1
CCDS7352.1
PIR I38596
S62904
RefSeq NP_001014797.1
NP_001154824.1
NP_001154825.1
NP_001258447.1
NP_001258451.1
NP_002238.2
UniGene Hs.144795
PDB 2K44
3MT5
3NAF
PDBsum 2K44
3MT5
3NAF
ProteinModelPortal Q12791
SMR Q12791
BioGrid 109979
DIP DIP-29729N
IntAct Q12791
MINT MINT-4825316
BindingDB Q12791
ChEMBL CHEMBL3038495
DrugBank DB00436
DB00356
DB01003
DB01119
DB01159
DB00999
DB00774
DB01110
DB00721
GuidetoPHARMACOLOGY 380
PhosphoSite Q12791
DMDM 46396283
MaxQB Q12791
PaxDb Q12791
PRIDE Q12791
Ensembl ENST00000286627
ENST00000286628
ENST00000480683
GeneID 3778
KEGG hsa:3778
UCSC uc001jxj.2
uc001jxk.1
uc001jxn.3
uc001jxo.3
uc001jxs.4
uc009xrt.1
CTD 3778
GeneCards GC10M078629
HGNC HGNC:6284
HPA HPA054648
MIM 600150
609446
neXtProt NX_Q12791
Orphanet 79137
PharmGKB PA220
eggNOG COG1226
GeneTree ENSGT00530000063026
HOVERGEN HBG052222
InParanoid Q12791
KO K04936
PhylomeDB Q12791
TreeFam TF314283
Reactome REACT_23767
REACT_75896
ChiTaRS KCNMA1
EvolutionaryTrace Q12791
GenomeRNAi 3778
NextBio 14823
PRO PR:Q12791
Proteomes UP000005640
Bgee Q12791
ExpressionAtlas Q12791
Genevestigator Q12791
GO GO:0016324
GO:0005901
GO:0070062
GO:0016021
GO:0005886
GO:0008076
GO:0003779
GO:0015269
GO:0060072
GO:0046872
GO:0005249
GO:0007596
GO:0030007
GO:0060073
GO:0045794
GO:0043065
GO:0071805
GO:0006813
GO:0042391
GO:0051592
GO:0034465
GO:0001666
GO:0006970
GO:0060083
GO:0007268
Gene3D 3.40.50.720
InterPro IPR005821
IPR003091
IPR003929
IPR016040
IPR003148
Pfam PF03493
PF00520
PF02254
PRINTS PR01449
PR00169

Annotations

Qualifier GO ID GO term name Reference ECO ID ECO term name with/from Aspect Extension Notes Status

enables

GO:0060072

large conductance calcium-activated potassium channel activity

PMID:15703204[1]

ECO:0000315

mutant phenotype evidence used in manual assertion

F

Seeded From UniProt

complete

part_of

GO:0005901

caveola

PMID:15703204[1]

ECO:0000314

direct assay evidence used in manual assertion

C

  • part_of:(UBERON:0001296)
  • part_of:(CL:0000192)

Seeded From UniProt

complete

enables

GO:0003779

actin binding

PMID:15703204[1]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

GO:0015269

calcium-activated potassium channel activity

PMCID: PMC2727533

ECO:0000315

F

Figure 4. Differential BKCa channel activity measured by membrane potential in breast cancer cell lines.

complete

involved_in

GO:0060083

smooth muscle contraction involved in micturition

PMID:11641143[2]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0060073

micturition

PMID:11641143[2]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

enables

GO:0060072

large conductance calcium-activated potassium channel activity

PMID:7993625[3]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

involved_in

GO:0051592

response to calcium ion

PMID:18458941[4]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0051592

response to calcium ion

PMID:12388065[5]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0045794

negative regulation of cell volume

PMID:12388065[5]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0043065

positive regulation of apoptotic process

PMID:11245614[6]

ECO:0000315

mutant phenotype evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0042391

regulation of membrane potential

PMID:7993625[3]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0042391

regulation of membrane potential

PMID:7877450[7]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0034465

response to carbon monoxide

PMID:18180950[8]

ECO:0000315

mutant phenotype evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0034465

response to carbon monoxide

PMID:15528406[9]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0030007

cellular potassium ion homeostasis

PMID:11245614[6]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

part_of

GO:0016324

apical plasma membrane

PMID:10840032[10]

ECO:0000314

direct assay evidence used in manual assertion

C

Seeded From UniProt

complete

part_of

GO:0016021

integral component of membrane

PMID:7877450[7]

ECO:0000314

direct assay evidence used in manual assertion

C

Seeded From UniProt

complete

part_of

GO:0016021

integral component of membrane

PMID:7573516[11]

ECO:0000314

direct assay evidence used in manual assertion

C

Seeded From UniProt

complete

enables

GO:0015269

calcium-activated potassium channel activity

PMID:11245614[6]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

enables

GO:0015269

calcium-activated potassium channel activity

PMID:7877450[7]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

enables

GO:0015269

calcium-activated potassium channel activity

PMID:7573516[11]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

enables

GO:0015269

calcium-activated potassium channel activity

PMID:18458941[4]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

enables

GO:0015269

calcium-activated potassium channel activity

PMID:17706472[12]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

part_of

GO:0008076

voltage-gated potassium channel complex

PMID:7877450[7]

ECO:0000314

direct assay evidence used in manual assertion

C

Seeded From UniProt

complete

part_of

GO:0008076

voltage-gated potassium channel complex

PMID:7573516[11]

ECO:0000314

direct assay evidence used in manual assertion

C

Seeded From UniProt

complete

involved_in

GO:0006970

response to osmotic stress

PMID:10840032[10]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0006970

response to osmotic stress

PMID:12388065[5]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0006813

potassium ion transport

PMID:11245614[6]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0006813

potassium ion transport

PMID:7877450[7]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0006813

potassium ion transport

PMID:7573516[11]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0006813

potassium ion transport

PMID:12388065[5]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0006813

potassium ion transport

PMID:18458941[4]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0006813

potassium ion transport

PMID:17706472[12]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

enables

GO:0005249

voltage-gated potassium channel activity

PMID:7877450[7]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

enables

GO:0005249

voltage-gated potassium channel activity

PMID:12388065[5]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

involved_in

GO:0001666

response to hypoxia

PMID:15528406[9]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

involved_in

GO:0060087

relaxation of vascular smooth muscle

PMID:21873635[13]

ECO:0000318

biological aspect of ancestor evidence used in manual assertion

MGI:MGI:99923
PANTHER:PTN000002894
UniProtKB:O18866

P

Seeded From UniProt

complete

enables

GO:0060072

large conductance calcium-activated potassium channel activity

PMID:21873635[13]

ECO:0000318

biological aspect of ancestor evidence used in manual assertion

MGI:MGI:99923
PANTHER:PTN002224803
RGD:620715
UniProtKB:Q12791

F

Seeded From UniProt

complete

part_of

GO:0045211

postsynaptic membrane

PMID:21873635[13]

ECO:0000318

biological aspect of ancestor evidence used in manual assertion

MGI:MGI:99923
PANTHER:PTN000002875

C

Seeded From UniProt

complete

involved_in

GO:0042391

regulation of membrane potential

PMID:21873635[13]

ECO:0000318

biological aspect of ancestor evidence used in manual assertion

MGI:MGI:99923
PANTHER:PTN000002872
UniProtKB:Q12791

P

Seeded From UniProt

complete

part_of

GO:0016021

integral component of membrane

PMID:21873635[13]

ECO:0000318

biological aspect of ancestor evidence used in manual assertion

MGI:MGI:99923
PANTHER:PTN000002872
RGD:621106
UniProtKB:Q12791

C

Seeded From UniProt

complete

enables

GO:0015271

outward rectifier potassium channel activity

PMID:21873635[13]

ECO:0000318

biological aspect of ancestor evidence used in manual assertion

PANTHER:PTN000002872
WB:WBGene00004831

F

Seeded From UniProt

complete

enables

GO:0015269

calcium-activated potassium channel activity

PMID:21873635[13]

ECO:0000318

biological aspect of ancestor evidence used in manual assertion

FB:FBgn0003429
MGI:MGI:99923
PANTHER:PTN002224803
RGD:620715
UniProtKB:Q12791
UniProtKB:Q28204
WB:WBGene00004830

F

Seeded From UniProt

complete

part_of

GO:0005886

plasma membrane

PMID:21873635[13]

ECO:0000318

biological aspect of ancestor evidence used in manual assertion

MGI:MGI:99923
PANTHER:PTN000002872
RGD:620715

C

Seeded From UniProt

complete

enables

GO:0005216

ion channel activity

GO_REF:0000002

ECO:0000256

match to sequence model evidence used in automatic assertion

InterPro:IPR005821

F

Seeded From UniProt

complete

enables

GO:0005249

voltage-gated potassium channel activity

GO_REF:0000002

ECO:0000256

match to sequence model evidence used in automatic assertion

InterPro:IPR028325

F

Seeded From UniProt

complete

involved_in

GO:0006811

ion transport

GO_REF:0000002

ECO:0000256

match to sequence model evidence used in automatic assertion

InterPro:IPR005821

P

Seeded From UniProt

complete

involved_in

GO:0006813

potassium ion transport

GO_REF:0000002

ECO:0000256

match to sequence model evidence used in automatic assertion

InterPro:IPR003929
InterPro:IPR028325

P

Seeded From UniProt

complete

part_of

GO:0008076

voltage-gated potassium channel complex

GO_REF:0000002

ECO:0000256

match to sequence model evidence used in automatic assertion

InterPro:IPR028325

C

Seeded From UniProt

complete

part_of

GO:0016020

membrane

GO_REF:0000002

ECO:0000256

match to sequence model evidence used in automatic assertion

InterPro:IPR003929
InterPro:IPR005821

C

Seeded From UniProt

complete

involved_in

GO:0055085

transmembrane transport

GO_REF:0000002

ECO:0000256

match to sequence model evidence used in automatic assertion

InterPro:IPR005821

P

Seeded From UniProt

complete

enables

GO:0060072

large conductance calcium-activated potassium channel activity

GO_REF:0000002

ECO:0000256

match to sequence model evidence used in automatic assertion

InterPro:IPR024939

F

Seeded From UniProt

complete

enables

GO:0060072

large conductance calcium-activated potassium channel activity

PMID:7993625[3]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

enables

GO:0015269

calcium-activated potassium channel activity

PMID:7993625[3]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

part_of

GO:0008076

voltage-gated potassium channel complex

PMID:7993625[3]

ECO:0000314

direct assay evidence used in manual assertion

C

Seeded From UniProt

complete

involved_in

GO:0006813

potassium ion transport

PMID:7993625[3]

ECO:0000314

direct assay evidence used in manual assertion

P

Seeded From UniProt

complete

enables

GO:0005249

voltage-gated potassium channel activity

PMID:7993625[3]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

involved_in

GO:0071805

potassium ion transmembrane transport

GO_REF:0000108

ECO:0000364

evidence based on logical inference from manual annotation used in automatic assertion

GO:0005249

P

Seeded From UniProt

complete

enables

GO:0042802

identical protein binding

PMID:20574420[14]

ECO:0000353

physical interaction evidence used in manual assertion

UniProtKB:Q12791-5

F

Seeded From UniProt

complete

part_of

GO:0016021

integral component of membrane

PMID:11880513[15]

ECO:0000314

direct assay evidence used in manual assertion

C

Seeded From UniProt

complete

enables

GO:0015269

calcium-activated potassium channel activity

PMID:11880513[15]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

enables

GO:0005249

voltage-gated potassium channel activity

PMID:11880513[15]

ECO:0000314

direct assay evidence used in manual assertion

F

Seeded From UniProt

complete

involved_in

GO:0071805

potassium ion transmembrane transport

GO_REF:0000108

ECO:0000364

evidence based on logical inference from manual annotation used in automatic assertion

GO:0005249

P

Seeded From UniProt

complete

part_of

GO:0005886

plasma membrane

Reactome:R-HSA-1296037

ECO:0000304

author statement supported by traceable reference used in manual assertion

C

Seeded From UniProt

complete

part_of

GO:0016021

integral component of membrane

GO_REF:0000037

ECO:0000322

imported manually asserted information used in automatic assertion

UniProtKB-KW:KW-0812

C

Seeded From UniProt

complete

involved_in

GO:0006813

potassium ion transport

GO_REF:0000037

ECO:0000322

imported manually asserted information used in automatic assertion

UniProtKB-KW:KW-0633

P

Seeded From UniProt

complete

enables

GO:0005267

potassium channel activity

GO_REF:0000037

ECO:0000322

imported manually asserted information used in automatic assertion

UniProtKB-KW:KW-0631

F

Seeded From UniProt

complete

part_of

GO:0005886

plasma membrane

GO_REF:0000037
GO_REF:0000039

ECO:0000322

imported manually asserted information used in automatic assertion

UniProtKB-KW:KW-1003
UniProtKB-SubCell:SL-0039

C

Seeded From UniProt

complete

enables

GO:0005244

voltage-gated ion channel activity

GO_REF:0000037

ECO:0000322

imported manually asserted information used in automatic assertion

UniProtKB-KW:KW-0851

F

Seeded From UniProt

complete

involved_in

GO:0006811

ion transport

GO_REF:0000037

ECO:0000322

imported manually asserted information used in automatic assertion

UniProtKB-KW:KW-0406

P

Seeded From UniProt

complete

part_of

GO:0016020

membrane

GO_REF:0000037

ECO:0000322

imported manually asserted information used in automatic assertion

UniProtKB-KW:KW-0472

C

Seeded From UniProt

complete

involved_in

GO:0034765

regulation of ion transmembrane transport

GO_REF:0000037

ECO:0000322

imported manually asserted information used in automatic assertion

UniProtKB-KW:KW-0851

P

Seeded From UniProt

complete

enables

GO:0046872

metal ion binding

GO_REF:0000037

ECO:0000322

imported manually asserted information used in automatic assertion

UniProtKB-KW:KW-0479

F

Seeded From UniProt

complete

involved_in

GO:0071805

potassium ion transmembrane transport

GO_REF:0000037

ECO:0000322

imported manually asserted information used in automatic assertion

UniProtKB-KW:KW-0631

P

Seeded From UniProt

complete

Notes

References

See Help:References for how to manage references in GONUTS.

  1. 1.0 1.1 1.2 Brainard, AM et al. (2005) Maxi-K channels localize to caveolae in human myometrium: a role for an actin-channel-caveolin complex in the regulation of myometrial smooth muscle K+ current. Am. J. Physiol., Cell Physiol. 289 C49-57 PubMed GONUTS page
  2. 2.0 2.1 Christ, GJ et al. (2001) Bladder injection of "naked" hSlo/pcDNA3 ameliorates detrusor hyperactivity in obstructed rats in vivo. Am. J. Physiol. Regul. Integr. Comp. Physiol. 281 R1699-709 PubMed GONUTS page
  3. 3.0 3.1 3.2 3.3 3.4 3.5 3.6 Tseng-Crank, J et al. (1994) Cloning, expression, and distribution of functionally distinct Ca(2+)-activated K+ channel isoforms from human brain. Neuron 13 1315-30 PubMed GONUTS page
  4. 4.0 4.1 4.2 Fernández-Fernández, JM et al. (2008) Functional coupling of TRPV4 cationic channel and large conductance, calcium-dependent potassium channel in human bronchial epithelial cell lines. Pflugers Arch. 457 149-59 PubMed GONUTS page
  5. 5.0 5.1 5.2 5.3 5.4 Fernández-Fernández, JM et al. (2002) Maxi K+ channel mediates regulatory volume decrease response in a human bronchial epithelial cell line. Am. J. Physiol., Cell Physiol. 283 C1705-14 PubMed GONUTS page
  6. 6.0 6.1 6.2 6.3 Krick, S et al. (2001) Activation of K+ channels induces apoptosis in vascular smooth muscle cells. Am. J. Physiol., Cell Physiol. 280 C970-9 PubMed GONUTS page
  7. 7.0 7.1 7.2 7.3 7.4 7.5 Dworetzky, SI et al. (1994) Cloning and expression of a human large-conductance calcium-activated potassium channel. Brain Res. Mol. Brain Res. 27 189-93 PubMed GONUTS page
  8. Williams, SE et al. (2008) A structural motif in the C-terminal tail of slo1 confers carbon monoxide sensitivity to human BK Ca channels. Pflugers Arch. 456 561-72 PubMed GONUTS page
  9. 9.0 9.1 Williams, SE et al. (2004) Hemoxygenase-2 is an oxygen sensor for a calcium-sensitive potassium channel. Science 306 2093-7 PubMed GONUTS page
  10. 10.0 10.1 Allard, B et al. (2000) Characterization and gene expression of high conductance calcium-activated potassium channels displaying mechanosensitivity in human odontoblasts. J. Biol. Chem. 275 25556-61 PubMed GONUTS page
  11. 11.0 11.1 11.2 11.3 McCobb, DP et al. (1995) A human calcium-activated potassium channel gene expressed in vascular smooth muscle. Am. J. Physiol. 269 H767-77 PubMed GONUTS page
  12. 12.0 12.1 Dalziel, JE et al. (2007) Expression of human BK ion channels in Sf9 cells, their purification using metal affinity chromatography, and functional reconstitution into planar lipid bilayers. J. Chromatogr. B Analyt. Technol. Biomed. Life Sci. 857 315-21 PubMed GONUTS page
  13. 13.0 13.1 13.2 13.3 13.4 13.5 13.6 13.7 Gaudet, P et al. (2011) Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium. Brief. Bioinformatics 12 449-62 PubMed GONUTS page
  14. Wu, Y et al. (2010) Structure of the gating ring from the human large-conductance Ca(2+)-gated K(+) channel. Nature 466 393-7 PubMed GONUTS page
  15. 15.0 15.1 15.2 Liu, X et al. (2002) Cloning and characterization of glioma BK, a novel BK channel isoform highly expressed in human glioma cells. J. Neurosci. 22 1840-9 PubMed GONUTS page