Incidental Mutation 'R3749:Kcnu1'
ID 310101
Institutional Source Beutler Lab
Gene Symbol Kcnu1
Ensembl Gene ENSMUSG00000031576
Gene Name potassium channel, subfamily U, member 1
Synonyms Slo3, Kcnma3
MMRRC Submission 040734-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R3749 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 26339651-26427967 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 26376798 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Cysteine to Serine at position 391 (C391S)
Ref Sequence ENSEMBL: ENSMUSP00000096457 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000098858]
AlphaFold no structure available at present
Predicted Effect probably null
Transcript: ENSMUST00000098858
AA Change: C391S

PolyPhen 2 Score 0.010 (Sensitivity: 0.96; Specificity: 0.77)
SMART Domains Protein: ENSMUSP00000096457
Gene: ENSMUSG00000031576
AA Change: C391S

DomainStartEndE-ValueType
transmembrane domain 27 49 N/A INTRINSIC
Pfam:Ion_trans 101 323 6.9e-21 PFAM
Pfam:Ion_trans_2 229 317 4.7e-12 PFAM
low complexity region 367 380 N/A INTRINSIC
Pfam:BK_channel_a 462 557 1.2e-28 PFAM
low complexity region 670 689 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000210273
Meta Mutation Damage Score 0.9755 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.2%
Validation Efficiency 98% (50/51)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the potassium channel family of proteins. The encoded voltage-gated ion channel allows the outward flow of potassium ions during plasma membrane hyperpolarization in sperm. Opening of this channel may be regulated by calcium ion levels. Homozygous knockout mice that lack the related mouse gene exhibit male sterility. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Dec 2015]
PHENOTYPE: Homozygous male mutants are infertile with impaired sperm capacitation. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 51 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam12 T C 7: 133,774,594 (GRCm39) D5G probably damaging Het
Adam19 A T 11: 46,028,437 (GRCm39) D690V probably benign Het
Ankib1 G T 5: 3,784,097 (GRCm39) P293Q probably damaging Het
Arhgap19 T A 19: 41,762,518 (GRCm39) E461V probably damaging Het
Bckdk C A 7: 127,504,590 (GRCm39) R105S probably damaging Het
Bub1b T A 2: 118,445,936 (GRCm39) N319K possibly damaging Het
Ccdc40 T C 11: 119,155,252 (GRCm39) V1164A probably benign Het
Cfhr1 C A 1: 139,485,372 (GRCm39) probably null Het
Colq A T 14: 31,271,410 (GRCm39) probably benign Het
Daam1 C A 12: 72,017,940 (GRCm39) D716E probably damaging Het
Dnah17 T C 11: 117,973,742 (GRCm39) S1935G probably benign Het
Dnah8 A T 17: 31,003,148 (GRCm39) K3616* probably null Het
Faap24 A T 7: 35,092,437 (GRCm39) V160D possibly damaging Het
Gpc1 C A 1: 92,785,304 (GRCm39) C414* probably null Het
Igkv9-120 G A 6: 68,026,985 (GRCm39) A7T probably benign Het
Lrba T G 3: 86,283,260 (GRCm39) L1858R probably damaging Het
Lrp10 A T 14: 54,706,723 (GRCm39) N520I possibly damaging Het
Marchf6 A G 15: 31,462,160 (GRCm39) V856A probably benign Het
Mfsd1 T C 3: 67,490,286 (GRCm39) S46P probably benign Het
Mme T A 3: 63,250,961 (GRCm39) V334E probably damaging Het
Mroh2b G A 15: 4,981,728 (GRCm39) W1513* probably null Het
Nuf2 T A 1: 169,352,945 (GRCm39) N20I probably damaging Het
Obsl1 T C 1: 75,474,890 (GRCm39) T642A probably benign Het
Olfm1 C T 2: 28,098,100 (GRCm39) T54I probably damaging Het
Or10c1 G A 17: 37,522,691 (GRCm39) R18C possibly damaging Het
Or6c3b C T 10: 129,527,830 (GRCm39) V27I probably benign Het
Osbpl7 T C 11: 96,946,879 (GRCm39) V223A probably damaging Het
Patj A G 4: 98,357,837 (GRCm39) Y701C probably damaging Het
Pkdrej T A 15: 85,705,278 (GRCm39) K219N probably damaging Het
Scn2a T G 2: 65,544,115 (GRCm39) V832G probably damaging Het
Secisbp2l C T 2: 125,582,657 (GRCm39) G933D possibly damaging Het
Slc25a25 G T 2: 32,310,392 (GRCm39) N122K probably benign Het
Slk T G 19: 47,608,248 (GRCm39) D400E possibly damaging Het
Spon1 T C 7: 113,365,621 (GRCm39) L19P probably damaging Het
Spon1 T A 7: 113,616,024 (GRCm39) V297E possibly damaging Het
Supt16 A G 14: 52,417,596 (GRCm39) L306P probably damaging Het
Syne1 C T 10: 5,002,267 (GRCm39) probably benign Het
Tas2r136 A T 6: 132,754,200 (GRCm39) F309Y probably damaging Het
Terb1 T C 8: 105,223,466 (GRCm39) D114G probably damaging Het
Tlr5 T C 1: 182,802,004 (GRCm39) I436T probably benign Het
Tpcn2 T C 7: 144,809,260 (GRCm39) H682R probably damaging Het
Tpi1 T A 6: 124,789,754 (GRCm39) S130C probably damaging Het
Ttn G A 2: 76,584,350 (GRCm39) H22253Y probably damaging Het
Uggt2 A T 14: 119,295,084 (GRCm39) V38E probably benign Het
Vmn1r158 A C 7: 22,489,639 (GRCm39) L190W probably damaging Het
Vwa5b2 A G 16: 20,417,076 (GRCm39) probably benign Het
Wnt2 T C 6: 18,023,167 (GRCm39) I161V probably benign Het
Zdhhc25 C T 15: 88,485,226 (GRCm39) S187L probably benign Het
Zfhx4 G A 3: 5,308,225 (GRCm39) E484K possibly damaging Het
Zkscan1 T C 5: 138,099,703 (GRCm39) S476P probably damaging Het
Zmynd8 A G 2: 165,647,118 (GRCm39) Y945H probably damaging Het
Other mutations in Kcnu1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00088:Kcnu1 APN 8 26,387,884 (GRCm39) missense probably benign 0.00
IGL00580:Kcnu1 APN 8 26,355,691 (GRCm39) missense probably benign 0.04
IGL00675:Kcnu1 APN 8 26,341,877 (GRCm39) missense probably benign
IGL00928:Kcnu1 APN 8 26,339,763 (GRCm39) missense probably damaging 1.00
IGL01324:Kcnu1 APN 8 26,339,735 (GRCm39) missense probably benign 0.22
IGL01346:Kcnu1 APN 8 26,424,551 (GRCm39) splice site probably benign
IGL01361:Kcnu1 APN 8 26,376,796 (GRCm39) missense possibly damaging 0.78
IGL01651:Kcnu1 APN 8 26,351,123 (GRCm39) missense probably damaging 1.00
IGL01795:Kcnu1 APN 8 26,403,733 (GRCm39) missense probably damaging 1.00
IGL01800:Kcnu1 APN 8 26,427,528 (GRCm39) missense probably damaging 1.00
IGL01975:Kcnu1 APN 8 26,424,525 (GRCm39) missense probably benign 0.29
IGL02103:Kcnu1 APN 8 26,395,976 (GRCm39) missense possibly damaging 0.83
IGL02109:Kcnu1 APN 8 26,427,727 (GRCm39) missense possibly damaging 0.66
IGL02127:Kcnu1 APN 8 26,382,090 (GRCm39) missense probably damaging 1.00
IGL02170:Kcnu1 APN 8 26,427,588 (GRCm39) missense probably damaging 1.00
IGL02217:Kcnu1 APN 8 26,348,212 (GRCm39) missense probably damaging 1.00
IGL02385:Kcnu1 APN 8 26,422,298 (GRCm39) missense probably damaging 1.00
IGL02493:Kcnu1 APN 8 26,427,548 (GRCm39) missense possibly damaging 0.68
IGL02883:Kcnu1 APN 8 26,339,855 (GRCm39) missense probably benign
IGL02884:Kcnu1 APN 8 26,411,556 (GRCm39) missense probably damaging 1.00
IGL03022:Kcnu1 APN 8 26,427,614 (GRCm39) missense probably damaging 0.98
IGL03281:Kcnu1 APN 8 26,382,105 (GRCm39) missense probably null 1.00
IGL03345:Kcnu1 APN 8 26,371,321 (GRCm39) splice site probably benign
P0026:Kcnu1 UTSW 8 26,382,150 (GRCm39) missense probably damaging 1.00
PIT4677001:Kcnu1 UTSW 8 26,396,021 (GRCm39) missense probably benign
R0001:Kcnu1 UTSW 8 26,349,298 (GRCm39) missense probably damaging 1.00
R0419:Kcnu1 UTSW 8 26,427,646 (GRCm39) missense probably benign 0.13
R0518:Kcnu1 UTSW 8 26,400,916 (GRCm39) missense probably damaging 1.00
R0521:Kcnu1 UTSW 8 26,400,916 (GRCm39) missense probably damaging 1.00
R0581:Kcnu1 UTSW 8 26,427,529 (GRCm39) missense probably damaging 1.00
R0840:Kcnu1 UTSW 8 26,403,712 (GRCm39) start codon destroyed probably null 1.00
R1282:Kcnu1 UTSW 8 26,395,985 (GRCm39) missense probably benign 0.02
R1556:Kcnu1 UTSW 8 26,351,219 (GRCm39) critical splice donor site probably null
R1600:Kcnu1 UTSW 8 26,339,821 (GRCm39) missense probably damaging 1.00
R2011:Kcnu1 UTSW 8 26,408,470 (GRCm39) missense probably benign 0.03
R2035:Kcnu1 UTSW 8 26,386,721 (GRCm39) missense probably benign 0.35
R2082:Kcnu1 UTSW 8 26,411,577 (GRCm39) missense probably damaging 1.00
R2132:Kcnu1 UTSW 8 26,341,928 (GRCm39) missense probably damaging 0.99
R2415:Kcnu1 UTSW 8 26,400,906 (GRCm39) missense probably benign
R2513:Kcnu1 UTSW 8 26,395,994 (GRCm39) missense probably benign 0.00
R3712:Kcnu1 UTSW 8 26,371,448 (GRCm39) missense probably damaging 1.00
R3840:Kcnu1 UTSW 8 26,375,380 (GRCm39) missense possibly damaging 0.95
R3874:Kcnu1 UTSW 8 26,375,345 (GRCm39) missense probably damaging 1.00
R4184:Kcnu1 UTSW 8 26,352,445 (GRCm39) missense probably damaging 1.00
R4576:Kcnu1 UTSW 8 26,380,048 (GRCm39) missense probably benign 0.06
R4658:Kcnu1 UTSW 8 26,427,583 (GRCm39) missense probably damaging 1.00
R4667:Kcnu1 UTSW 8 26,400,949 (GRCm39) missense possibly damaging 0.69
R4791:Kcnu1 UTSW 8 26,403,780 (GRCm39) missense probably damaging 1.00
R4940:Kcnu1 UTSW 8 26,387,890 (GRCm39) splice site probably null
R5120:Kcnu1 UTSW 8 26,424,516 (GRCm39) missense possibly damaging 0.79
R5314:Kcnu1 UTSW 8 26,352,486 (GRCm39) missense probably damaging 0.97
R5712:Kcnu1 UTSW 8 26,409,678 (GRCm39) missense probably damaging 1.00
R5807:Kcnu1 UTSW 8 26,339,742 (GRCm39) missense possibly damaging 0.78
R6237:Kcnu1 UTSW 8 26,422,362 (GRCm39) missense probably benign
R6260:Kcnu1 UTSW 8 26,341,919 (GRCm39) missense probably damaging 1.00
R6360:Kcnu1 UTSW 8 26,351,208 (GRCm39) missense possibly damaging 0.73
R6612:Kcnu1 UTSW 8 26,408,344 (GRCm39) missense probably benign 0.10
R6708:Kcnu1 UTSW 8 26,427,739 (GRCm39) missense probably benign
R6765:Kcnu1 UTSW 8 26,403,673 (GRCm39) missense probably damaging 1.00
R6816:Kcnu1 UTSW 8 26,427,762 (GRCm39) nonsense probably null
R7030:Kcnu1 UTSW 8 26,408,491 (GRCm39) missense probably benign 0.00
R7202:Kcnu1 UTSW 8 26,409,609 (GRCm39) splice site probably null
R7208:Kcnu1 UTSW 8 26,409,665 (GRCm39) nonsense probably null
R7411:Kcnu1 UTSW 8 26,382,116 (GRCm39) missense probably damaging 1.00
R7520:Kcnu1 UTSW 8 26,375,368 (GRCm39) missense probably damaging 1.00
R7579:Kcnu1 UTSW 8 26,386,686 (GRCm39) missense probably damaging 1.00
R7968:Kcnu1 UTSW 8 26,400,898 (GRCm39) missense probably benign
R8305:Kcnu1 UTSW 8 26,382,018 (GRCm39) missense probably benign 0.21
R8443:Kcnu1 UTSW 8 26,382,092 (GRCm39) missense probably damaging 1.00
R8694:Kcnu1 UTSW 8 26,342,101 (GRCm39) unclassified probably benign
R8730:Kcnu1 UTSW 8 26,403,708 (GRCm39) missense probably damaging 1.00
R9173:Kcnu1 UTSW 8 26,390,074 (GRCm39) critical splice donor site probably null
R9285:Kcnu1 UTSW 8 26,381,611 (GRCm39) missense probably damaging 0.99
R9291:Kcnu1 UTSW 8 26,390,041 (GRCm39) missense probably benign
R9340:Kcnu1 UTSW 8 26,376,786 (GRCm39) missense possibly damaging 0.93
R9470:Kcnu1 UTSW 8 26,409,660 (GRCm39) missense probably benign 0.13
R9556:Kcnu1 UTSW 8 26,348,154 (GRCm39) missense probably damaging 1.00
R9616:Kcnu1 UTSW 8 26,403,675 (GRCm39) frame shift probably null
Z1177:Kcnu1 UTSW 8 26,339,792 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TGGCTGTACGGACTCATAATG -3'
(R):5'- ACATTGAGGTTGACTTGGTACAG -3'

Sequencing Primer
(F):5'- CTGTACGGACTCATAATGGAATGC -3'
(R):5'- TACAGGTCAAGAAGGATTCGTTAGTC -3'
Posted On 2015-04-17