Incidental Mutation 'R3976:Kcnma1'
ID 475195
Institutional Source Beutler Lab
Gene Symbol Kcnma1
Ensembl Gene ENSMUSG00000063142
Gene Name potassium large conductance calcium-activated channel, subfamily M, alpha member 1
Synonyms MaxiK, BKCa, 5730414M22Rik, BK channel alpha subunit, Slo, Slo1, mSlo1
MMRRC Submission 040842-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.856) question?
Stock # R3976 (G1)
Quality Score 147
Status Not validated
Chromosome 14
Chromosomal Location 23342356-24055173 bp(-) (GRCm39)
Type of Mutation critical splice donor site (1 bp from exon)
DNA Base Change (assembly) C to T at 24053815 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000152959 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000145596] [ENSMUST00000188210] [ENSMUST00000188285] [ENSMUST00000188991] [ENSMUST00000190044] [ENSMUST00000190339] [ENSMUST00000190339] [ENSMUST00000190985] [ENSMUST00000224232] [ENSMUST00000224812] [ENSMUST00000225315] [ENSMUST00000223655] [ENSMUST00000224468] [ENSMUST00000224077] [ENSMUST00000223727] [ENSMUST00000225431] [ENSMUST00000224285] [ENSMUST00000223749] [ENSMUST00000224787] [ENSMUST00000225556] [ENSMUST00000225794] [ENSMUST00000225471] [ENSMUST00000226051]
AlphaFold no structure available at present
Predicted Effect probably null
Transcript: ENSMUST00000145596
Predicted Effect probably null
Transcript: ENSMUST00000188210
SMART Domains Protein: ENSMUSP00000141069
Gene: ENSMUSG00000063142

DomainStartEndE-ValueType
low complexity region 4 23 N/A INTRINSIC
transmembrane domain 86 108 N/A INTRINSIC
low complexity region 145 156 N/A INTRINSIC
transmembrane domain 179 198 N/A INTRINSIC
Pfam:Ion_trans 216 387 1.3e-18 PFAM
Pfam:Ion_trans_2 305 393 5.2e-16 PFAM
Pfam:TrkA_N 439 538 7.8e-7 PFAM
Pfam:BK_channel_a 536 634 5e-31 PFAM
low complexity region 988 996 N/A INTRINSIC
low complexity region 1044 1055 N/A INTRINSIC
low complexity region 1158 1184 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000188285
SMART Domains Protein: ENSMUSP00000140275
Gene: ENSMUSG00000063142

DomainStartEndE-ValueType
low complexity region 4 23 N/A INTRINSIC
transmembrane domain 86 108 N/A INTRINSIC
low complexity region 145 156 N/A INTRINSIC
transmembrane domain 179 198 N/A INTRINSIC
Pfam:Ion_trans 216 387 1.3e-18 PFAM
Pfam:Ion_trans_2 305 393 5.4e-16 PFAM
Pfam:TrkA_N 439 538 8e-7 PFAM
Pfam:BK_channel_a 536 634 5.2e-31 PFAM
low complexity region 1019 1027 N/A INTRINSIC
low complexity region 1075 1086 N/A INTRINSIC
low complexity region 1189 1215 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000188991
SMART Domains Protein: ENSMUSP00000140751
Gene: ENSMUSG00000063142

DomainStartEndE-ValueType
low complexity region 4 23 N/A INTRINSIC
transmembrane domain 86 108 N/A INTRINSIC
low complexity region 145 156 N/A INTRINSIC
transmembrane domain 179 198 N/A INTRINSIC
Pfam:Ion_trans 216 387 3.3e-18 PFAM
Pfam:Ion_trans_2 305 393 1.1e-15 PFAM
Pfam:TrkA_N 439 538 3.7e-7 PFAM
Pfam:BK_channel_a 536 634 3.4e-31 PFAM
low complexity region 1015 1023 N/A INTRINSIC
low complexity region 1071 1082 N/A INTRINSIC
low complexity region 1185 1211 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000190044
SMART Domains Protein: ENSMUSP00000140033
Gene: ENSMUSG00000063142

DomainStartEndE-ValueType
low complexity region 4 23 N/A INTRINSIC
transmembrane domain 86 108 N/A INTRINSIC
low complexity region 145 156 N/A INTRINSIC
transmembrane domain 179 198 N/A INTRINSIC
Pfam:Ion_trans 216 387 1.3e-18 PFAM
Pfam:Ion_trans_2 305 393 5.1e-16 PFAM
Pfam:TrkA_N 439 538 7.5e-7 PFAM
Pfam:BK_channel_a 536 634 4.9e-31 PFAM
low complexity region 957 965 N/A INTRINSIC
low complexity region 1013 1024 N/A INTRINSIC
low complexity region 1127 1153 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000190339
SMART Domains Protein: ENSMUSP00000141143
Gene: ENSMUSG00000063142

DomainStartEndE-ValueType
low complexity region 4 23 N/A INTRINSIC
transmembrane domain 86 108 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000190339
SMART Domains Protein: ENSMUSP00000141143
Gene: ENSMUSG00000063142

DomainStartEndE-ValueType
low complexity region 4 23 N/A INTRINSIC
transmembrane domain 86 108 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000190985
Predicted Effect probably null
Transcript: ENSMUST00000224232
Predicted Effect probably null
Transcript: ENSMUST00000224812
Predicted Effect probably null
Transcript: ENSMUST00000225315
Predicted Effect probably null
Transcript: ENSMUST00000223655
Predicted Effect probably null
Transcript: ENSMUST00000224468
Predicted Effect probably null
Transcript: ENSMUST00000224077
Predicted Effect probably null
Transcript: ENSMUST00000223727
Predicted Effect probably null
Transcript: ENSMUST00000225431
Predicted Effect probably null
Transcript: ENSMUST00000224285
Predicted Effect probably null
Transcript: ENSMUST00000224025
Predicted Effect probably null
Transcript: ENSMUST00000223749
Predicted Effect probably null
Transcript: ENSMUST00000224787
Predicted Effect noncoding transcript
Transcript: ENSMUST00000223609
Predicted Effect noncoding transcript
Transcript: ENSMUST00000223837
Predicted Effect probably null
Transcript: ENSMUST00000225556
Predicted Effect probably benign
Transcript: ENSMUST00000225794
Predicted Effect probably null
Transcript: ENSMUST00000225471
Predicted Effect probably benign
Transcript: ENSMUST00000226051
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.4%
  • 10x: 96.8%
  • 20x: 93.3%
Validation Efficiency 98% (49/50)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] MaxiK channels are large conductance, voltage and calcium-sensitive potassium channels which are fundamental to the control of smooth muscle tone and neuronal excitability. MaxiK channels can be formed by 2 subunits: the pore-forming alpha subunit, which is the product of this gene, and the modulatory beta subunit. Intracellular calcium regulates the physical association between the alpha and beta subunits. Alternatively spliced transcript variants encoding different isoforms have been identified. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous inactivation of this gene leads to cerebellar ataxia, Purkinje cell dysfunction, uneven gait patterns, bladder hyperactivity, urinary incontinence, abnormal colonic K+ secretion, and hearing impairment. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca9 T C 11: 110,039,615 (GRCm39) D466G probably benign Het
Asb4 A T 6: 5,390,771 (GRCm39) M55L probably benign Het
Atxn7l1 T C 12: 33,375,954 (GRCm39) S10P probably damaging Het
Bola3 T C 6: 83,328,249 (GRCm39) L45P probably benign Het
Cacna2d4 A G 6: 119,255,134 (GRCm39) probably null Het
Cfap54 A G 10: 92,675,333 (GRCm39) S2863P possibly damaging Het
Cyb5r3 A G 15: 83,044,330 (GRCm39) V180A possibly damaging Het
Dglucy A T 12: 100,807,648 (GRCm39) T186S probably benign Het
Eml5 A T 12: 98,768,724 (GRCm39) probably benign Het
Fam90a1a G A 8: 22,451,432 (GRCm39) D98N probably damaging Het
Fbxo16 T A 14: 65,524,606 (GRCm39) L42Q probably damaging Het
Fbxw16 A G 9: 109,268,697 (GRCm39) V231A probably benign Het
Fermt3 G A 19: 6,979,792 (GRCm39) A447V possibly damaging Het
Fignl2 A G 15: 100,950,467 (GRCm39) L605P unknown Het
Gcsam T G 16: 45,440,192 (GRCm39) N78K probably damaging Het
Gdf2 T A 14: 33,666,791 (GRCm39) V171D probably damaging Het
Gm28042 C T 2: 119,867,237 (GRCm39) H218Y probably benign Het
Herpud2 A G 9: 25,021,734 (GRCm39) V304A probably damaging Het
Lrp3 T C 7: 34,903,530 (GRCm39) D251G probably benign Het
Mapkbp1 T C 2: 119,852,339 (GRCm39) V957A possibly damaging Het
Mepe C T 5: 104,484,944 (GRCm39) P28L probably benign Het
Muc2 T A 7: 141,300,541 (GRCm39) probably benign Het
Nt5dc2 T C 14: 30,860,832 (GRCm39) S439P probably damaging Het
Opn4 C T 14: 34,319,066 (GRCm39) R173H probably benign Het
Or2k2 A G 4: 58,785,164 (GRCm39) L186P probably damaging Het
Or4f14 C T 2: 111,742,951 (GRCm39) G108D possibly damaging Het
Phf8-ps A T 17: 33,285,405 (GRCm39) S466T probably benign Het
Ppp1r12a T C 10: 108,089,341 (GRCm39) V660A probably benign Het
Prdm6 T C 18: 53,673,278 (GRCm39) I186T possibly damaging Het
Rab18 T A 18: 6,778,529 (GRCm39) D53E probably benign Het
Rel A G 11: 23,692,939 (GRCm39) S365P probably benign Het
Rhbg C A 3: 88,151,843 (GRCm39) G383V probably damaging Het
Rnps1-ps A T 6: 7,983,149 (GRCm39) noncoding transcript Het
Rp1l1 T A 14: 64,267,758 (GRCm39) Y1115N probably damaging Het
Runx2 T C 17: 44,920,966 (GRCm39) T339A possibly damaging Het
Ryr3 T C 2: 112,506,182 (GRCm39) E3455G possibly damaging Het
Serpina1d A T 12: 103,734,107 (GRCm39) S66T probably benign Het
Setd3 T C 12: 108,131,417 (GRCm39) K3R possibly damaging Het
Spg7 A G 8: 123,806,187 (GRCm39) D299G probably damaging Het
Sptbn5 C T 2: 119,878,742 (GRCm39) noncoding transcript Het
Srcap A G 7: 127,148,411 (GRCm39) T1859A probably benign Het
Suox A G 10: 128,506,906 (GRCm39) V374A probably damaging Het
Tesk1 C T 4: 43,445,786 (GRCm39) P280S possibly damaging Het
Tsc22d1 T C 14: 76,656,049 (GRCm39) S761P probably damaging Het
Tubal3 C T 13: 3,982,946 (GRCm39) S242L probably benign Het
Ugt2b1 C A 5: 87,065,534 (GRCm39) V502L probably benign Het
Other mutations in Kcnma1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01318:Kcnma1 APN 14 23,364,390 (GRCm39) splice site probably benign
IGL01520:Kcnma1 APN 14 23,551,211 (GRCm39) missense possibly damaging 0.94
IGL01977:Kcnma1 APN 14 23,580,367 (GRCm39) splice site probably benign
IGL02140:Kcnma1 APN 14 23,359,113 (GRCm39) missense probably damaging 1.00
IGL02165:Kcnma1 APN 14 23,387,035 (GRCm39) missense possibly damaging 0.93
IGL02186:Kcnma1 APN 14 23,576,881 (GRCm39) missense probably benign 0.28
IGL02268:Kcnma1 APN 14 23,593,144 (GRCm39) missense probably damaging 1.00
IGL02353:Kcnma1 APN 14 23,641,681 (GRCm39) missense probably damaging 1.00
IGL02360:Kcnma1 APN 14 23,641,681 (GRCm39) missense probably damaging 1.00
IGL02491:Kcnma1 APN 14 23,361,757 (GRCm39) missense probably damaging 1.00
IGL02552:Kcnma1 APN 14 23,436,327 (GRCm39) critical splice donor site probably null
IGL02625:Kcnma1 APN 14 23,413,900 (GRCm39) missense probably damaging 1.00
IGL02677:Kcnma1 APN 14 23,513,224 (GRCm39) missense probably damaging 1.00
IGL02706:Kcnma1 APN 14 23,359,222 (GRCm39) missense probably damaging 1.00
G1citation:Kcnma1 UTSW 14 24,053,812 (GRCm39) splice site probably null
PIT4495001:Kcnma1 UTSW 14 23,475,665 (GRCm39) missense probably benign 0.00
PIT4514001:Kcnma1 UTSW 14 23,359,103 (GRCm39) splice site probably null
PIT4576001:Kcnma1 UTSW 14 23,359,103 (GRCm39) splice site probably null
R0071:Kcnma1 UTSW 14 23,576,835 (GRCm39) missense probably damaging 1.00
R0071:Kcnma1 UTSW 14 23,576,835 (GRCm39) missense probably damaging 1.00
R0115:Kcnma1 UTSW 14 23,364,243 (GRCm39) missense probably damaging 1.00
R0172:Kcnma1 UTSW 14 23,853,234 (GRCm39) missense probably damaging 1.00
R0178:Kcnma1 UTSW 14 23,576,835 (GRCm39) missense probably damaging 1.00
R0183:Kcnma1 UTSW 14 23,558,120 (GRCm39) missense probably damaging 1.00
R0240:Kcnma1 UTSW 14 23,544,647 (GRCm39) missense probably damaging 1.00
R0240:Kcnma1 UTSW 14 23,544,647 (GRCm39) missense probably damaging 1.00
R0328:Kcnma1 UTSW 14 23,423,265 (GRCm39) missense probably damaging 1.00
R0501:Kcnma1 UTSW 14 23,361,784 (GRCm39) missense possibly damaging 0.80
R0631:Kcnma1 UTSW 14 23,559,852 (GRCm39) splice site probably benign
R0668:Kcnma1 UTSW 14 23,417,563 (GRCm39) missense probably damaging 1.00
R0811:Kcnma1 UTSW 14 23,350,086 (GRCm39) missense probably damaging 0.96
R0812:Kcnma1 UTSW 14 23,350,086 (GRCm39) missense probably damaging 0.96
R1080:Kcnma1 UTSW 14 23,544,675 (GRCm39) missense probably damaging 1.00
R1419:Kcnma1 UTSW 14 23,417,710 (GRCm39) missense probably damaging 0.99
R1446:Kcnma1 UTSW 14 23,361,792 (GRCm39) missense probably damaging 1.00
R1454:Kcnma1 UTSW 14 23,513,268 (GRCm39) missense probably damaging 1.00
R1651:Kcnma1 UTSW 14 23,364,262 (GRCm39) missense probably damaging 1.00
R1826:Kcnma1 UTSW 14 23,380,997 (GRCm39) missense probably damaging 1.00
R1827:Kcnma1 UTSW 14 23,380,997 (GRCm39) missense probably damaging 1.00
R1828:Kcnma1 UTSW 14 23,380,997 (GRCm39) missense probably damaging 1.00
R1864:Kcnma1 UTSW 14 23,853,230 (GRCm39) missense probably damaging 1.00
R2002:Kcnma1 UTSW 14 23,387,097 (GRCm39) missense probably damaging 0.99
R2140:Kcnma1 UTSW 14 23,364,288 (GRCm39) missense probably damaging 1.00
R2278:Kcnma1 UTSW 14 23,593,151 (GRCm39) nonsense probably null
R2866:Kcnma1 UTSW 14 23,423,275 (GRCm39) missense probably benign 0.16
R2867:Kcnma1 UTSW 14 23,423,275 (GRCm39) missense probably benign 0.16
R2867:Kcnma1 UTSW 14 23,423,275 (GRCm39) missense probably benign 0.16
R2900:Kcnma1 UTSW 14 23,853,228 (GRCm39) missense probably damaging 1.00
R3820:Kcnma1 UTSW 14 23,350,006 (GRCm39) missense possibly damaging 0.66
R3821:Kcnma1 UTSW 14 23,417,679 (GRCm39) missense probably damaging 1.00
R3901:Kcnma1 UTSW 14 23,555,323 (GRCm39) missense probably damaging 0.98
R3975:Kcnma1 UTSW 14 24,053,815 (GRCm39) critical splice donor site probably null
R4352:Kcnma1 UTSW 14 23,361,720 (GRCm39) missense probably damaging 1.00
R4517:Kcnma1 UTSW 14 23,387,097 (GRCm39) missense probably damaging 1.00
R4598:Kcnma1 UTSW 14 23,853,228 (GRCm39) missense probably damaging 1.00
R4604:Kcnma1 UTSW 14 23,359,106 (GRCm39) critical splice donor site probably null
R4743:Kcnma1 UTSW 14 23,853,270 (GRCm39) missense probably damaging 1.00
R4754:Kcnma1 UTSW 14 23,413,904 (GRCm39) missense probably damaging 0.96
R4908:Kcnma1 UTSW 14 23,359,220 (GRCm39) missense probably damaging 0.99
R4960:Kcnma1 UTSW 14 24,054,186 (GRCm39) intron probably benign
R5175:Kcnma1 UTSW 14 23,386,106 (GRCm39) critical splice donor site probably null
R5218:Kcnma1 UTSW 14 23,513,253 (GRCm39) missense probably damaging 0.96
R5435:Kcnma1 UTSW 14 23,578,472 (GRCm39) nonsense probably null
R5705:Kcnma1 UTSW 14 24,053,839 (GRCm39) missense possibly damaging 0.73
R5746:Kcnma1 UTSW 14 23,544,635 (GRCm39) missense probably damaging 1.00
R5780:Kcnma1 UTSW 14 23,436,419 (GRCm39) nonsense probably null
R5793:Kcnma1 UTSW 14 23,359,103 (GRCm39) splice site probably null
R6039:Kcnma1 UTSW 14 23,359,105 (GRCm39) missense probably benign 0.42
R6039:Kcnma1 UTSW 14 23,359,105 (GRCm39) missense probably benign 0.42
R6133:Kcnma1 UTSW 14 24,053,936 (GRCm39) missense probably damaging 0.98
R6271:Kcnma1 UTSW 14 23,559,957 (GRCm39) missense probably damaging 1.00
R6490:Kcnma1 UTSW 14 23,386,165 (GRCm39) missense possibly damaging 0.46
R6704:Kcnma1 UTSW 14 24,052,882 (GRCm39) nonsense probably null
R6822:Kcnma1 UTSW 14 24,053,812 (GRCm39) splice site probably null
R6855:Kcnma1 UTSW 14 23,417,679 (GRCm39) missense probably damaging 1.00
R6920:Kcnma1 UTSW 14 23,576,602 (GRCm39) critical splice donor site probably null
R7017:Kcnma1 UTSW 14 23,544,711 (GRCm39) missense possibly damaging 0.79
R7081:Kcnma1 UTSW 14 23,350,086 (GRCm39) missense probably damaging 0.96
R7113:Kcnma1 UTSW 14 23,513,224 (GRCm39) missense probably damaging 1.00
R7131:Kcnma1 UTSW 14 23,417,562 (GRCm39) missense probably damaging 1.00
R7172:Kcnma1 UTSW 14 23,576,691 (GRCm39) missense probably damaging 1.00
R7207:Kcnma1 UTSW 14 23,359,083 (GRCm39) makesense probably null
R7308:Kcnma1 UTSW 14 23,381,003 (GRCm39) missense probably damaging 0.99
R7371:Kcnma1 UTSW 14 23,544,638 (GRCm39) missense possibly damaging 0.94
R7404:Kcnma1 UTSW 14 24,052,902 (GRCm39) missense unknown
R7560:Kcnma1 UTSW 14 23,580,310 (GRCm39) missense probably benign 0.15
R7693:Kcnma1 UTSW 14 23,417,680 (GRCm39) missense probably damaging 1.00
R7763:Kcnma1 UTSW 14 23,350,074 (GRCm39) missense possibly damaging 0.66
R7809:Kcnma1 UTSW 14 23,423,324 (GRCm39) missense probably benign 0.16
R7832:Kcnma1 UTSW 14 23,440,991 (GRCm39) missense probably benign
R7884:Kcnma1 UTSW 14 23,387,057 (GRCm39) missense probably benign 0.01
R8013:Kcnma1 UTSW 14 23,423,211 (GRCm39) missense probably benign 0.31
R8014:Kcnma1 UTSW 14 23,423,211 (GRCm39) missense probably benign 0.31
R8066:Kcnma1 UTSW 14 23,361,744 (GRCm39) missense probably benign 0.00
R8097:Kcnma1 UTSW 14 23,381,032 (GRCm39) missense probably damaging 1.00
R8154:Kcnma1 UTSW 14 23,361,822 (GRCm39) missense possibly damaging 0.62
R8507:Kcnma1 UTSW 14 23,641,706 (GRCm39) missense probably benign 0.00
R8672:Kcnma1 UTSW 14 23,551,230 (GRCm39) missense probably damaging 1.00
R8677:Kcnma1 UTSW 14 23,436,418 (GRCm39) missense probably benign 0.36
R8725:Kcnma1 UTSW 14 23,436,332 (GRCm39) missense probably benign 0.00
R8727:Kcnma1 UTSW 14 23,436,332 (GRCm39) missense probably benign 0.00
R8827:Kcnma1 UTSW 14 23,417,548 (GRCm39) missense probably damaging 1.00
R8880:Kcnma1 UTSW 14 23,417,718 (GRCm39) missense probably damaging 1.00
R8997:Kcnma1 UTSW 14 23,513,037 (GRCm39) intron probably benign
R9056:Kcnma1 UTSW 14 23,700,214 (GRCm39) missense possibly damaging 0.80
R9346:Kcnma1 UTSW 14 23,700,233 (GRCm39) missense possibly damaging 0.94
R9403:Kcnma1 UTSW 14 23,593,145 (GRCm39) missense probably benign 0.05
R9438:Kcnma1 UTSW 14 23,417,653 (GRCm39) missense probably benign 0.00
R9482:Kcnma1 UTSW 14 23,441,033 (GRCm39) missense probably benign
R9511:Kcnma1 UTSW 14 23,361,793 (GRCm39) missense possibly damaging 0.90
R9649:Kcnma1 UTSW 14 23,501,666 (GRCm39) critical splice donor site probably null
R9663:Kcnma1 UTSW 14 24,053,897 (GRCm39) missense probably benign 0.15
R9673:Kcnma1 UTSW 14 23,558,123 (GRCm39) missense probably benign 0.01
RF001:Kcnma1 UTSW 14 23,361,765 (GRCm39) missense probably damaging 1.00
Predicted Primers
Posted On 2017-04-14