Incidental Mutation 'R0419:Kcnu1'
ID 36925
Institutional Source Beutler Lab
Gene Symbol Kcnu1
Ensembl Gene ENSMUSG00000031576
Gene Name potassium channel, subfamily U, member 1
Synonyms Slo3, Kcnma3
MMRRC Submission 038621-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0419 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 26339651-26427967 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 26427646 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Isoleucine at position 321 (N321I)
Ref Sequence ENSEMBL: ENSMUSP00000113442 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000098858] [ENSMUST00000120653]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000098858
AA Change: N1061I

PolyPhen 2 Score 0.082 (Sensitivity: 0.93; Specificity: 0.85)
SMART Domains Protein: ENSMUSP00000096457
Gene: ENSMUSG00000031576
AA Change: N1061I

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 probably benign
Transcript: ENSMUST00000120653
AA Change: N321I

PolyPhen 2 Score 0.128 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000113442
Gene: ENSMUSG00000031576
AA Change: N321I

DomainStartEndE-ValueType
PDB:4HPF|B 1 332 1e-144 PDB
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.9%
  • 20x: 94.8%
Validation Efficiency 98% (54/55)
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: 54 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700029H14Rik T C 8: 13,601,842 (GRCm39) probably benign Het
5730507C01Rik A T 12: 18,583,424 (GRCm39) R161S possibly damaging Het
Adamts5 T C 16: 85,663,530 (GRCm39) I735V probably benign Het
Arid1a G T 4: 133,408,435 (GRCm39) P2024Q unknown Het
Ascc3 G T 10: 50,625,022 (GRCm39) V1637L probably benign Het
B3galt4 T C 17: 34,169,764 (GRCm39) Y158C probably damaging Het
BC049715 A G 6: 136,817,143 (GRCm39) T128A possibly damaging Het
Btaf1 T A 19: 36,922,629 (GRCm39) I11N probably damaging Het
Cfb T C 17: 35,077,485 (GRCm39) I496V probably damaging Het
Chd8 A T 14: 52,441,517 (GRCm39) H858Q probably benign Het
Chrne T C 11: 70,506,549 (GRCm39) I324V probably benign Het
Clec14a T C 12: 58,314,451 (GRCm39) I390M probably damaging Het
Cpsf3 A G 12: 21,347,800 (GRCm39) Y207C probably damaging Het
Cubn A C 2: 13,474,574 (GRCm39) I410S possibly damaging Het
Cubn T A 2: 13,474,575 (GRCm39) I410F possibly damaging Het
Dlc1 T C 8: 37,050,740 (GRCm39) E997G possibly damaging Het
Emilin1 G T 5: 31,072,366 (GRCm39) V71F probably damaging Het
Esrp2 T C 8: 106,861,307 (GRCm39) E164G probably damaging Het
Fars2 A G 13: 36,721,285 (GRCm39) T410A probably benign Het
Fat3 A G 9: 15,903,552 (GRCm39) V2981A probably damaging Het
Fkbp15 G A 4: 62,244,373 (GRCm39) T472I probably benign Het
Gm6871 A G 7: 41,222,869 (GRCm39) V73A probably benign Het
Gnl2 T G 4: 124,947,320 (GRCm39) S647R probably benign Het
Grb10 T C 11: 11,884,207 (GRCm39) I500V possibly damaging Het
Herc1 T C 9: 66,353,356 (GRCm39) probably benign Het
Iqgap2 A C 13: 95,826,207 (GRCm39) probably null Het
Kif23 G A 9: 61,833,687 (GRCm39) R519* probably null Het
Klhl1 C T 14: 96,619,225 (GRCm39) R224Q probably benign Het
Lama1 T C 17: 68,098,605 (GRCm39) probably null Het
Lamp3 T C 16: 19,492,302 (GRCm39) Y314C probably damaging Het
Lamtor5 C A 3: 107,189,227 (GRCm39) R88S probably damaging Het
Nbea G T 3: 55,726,715 (GRCm39) A2088E probably benign Het
Neo1 A G 9: 58,897,463 (GRCm39) probably benign Het
Ntn4 A T 10: 93,518,291 (GRCm39) R199S probably benign Het
Or5ap2 A T 2: 85,680,311 (GRCm39) R172* probably null Het
Plekho2 A G 9: 65,464,334 (GRCm39) S172P possibly damaging Het
Pmp2 T C 3: 10,245,823 (GRCm39) Y129C probably damaging Het
Prss3b T C 6: 41,011,281 (GRCm39) N34D probably benign Het
Ralgapa2 A T 2: 146,270,592 (GRCm39) M578K possibly damaging Het
Ranbp3 C T 17: 57,015,219 (GRCm39) T307M possibly damaging Het
Serpinb11 G A 1: 107,304,590 (GRCm39) W185* probably null Het
Setdb2 A T 14: 59,644,193 (GRCm39) probably null Het
Sirpb1b A T 3: 15,613,656 (GRCm39) V75E probably damaging Het
Slc13a1 A T 6: 24,100,292 (GRCm39) L397Q probably damaging Het
Slc19a1 T A 10: 76,878,742 (GRCm39) I355N probably damaging Het
Slc51a T A 16: 32,295,254 (GRCm39) I275F possibly damaging Het
Spink14 T C 18: 44,164,934 (GRCm39) S84P probably damaging Het
Stx2 A G 5: 129,070,641 (GRCm39) probably benign Het
Tgfbi G T 13: 56,780,006 (GRCm39) probably benign Het
Tshr T A 12: 91,504,643 (GRCm39) M527K probably damaging Het
Upb1 T C 10: 75,248,717 (GRCm39) V79A probably damaging Het
Zdhhc5 A T 2: 84,521,587 (GRCm39) probably null Het
Zfp11 C T 5: 129,735,302 (GRCm39) G53E possibly damaging Het
Zfp280d T C 9: 72,219,519 (GRCm39) V32A probably benign 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
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
R3749:Kcnu1 UTSW 8 26,376,798 (GRCm39) missense probably null 0.01
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'- TAATGATAACAGCCGCCCGCAGAG -3'
(R):5'- TCACTGGCATCTAACGTGTCCAAAG -3'

Sequencing Primer
(F):5'- CAGAGAGTTCCGATGCTATGC -3'
(R):5'- TCTAACGTGTCCAAAGGATAGACTC -3'
Posted On 2013-05-09