Incidental Mutation 'R1070:Kcnk2'
ID 86151
Institutional Source Beutler Lab
Gene Symbol Kcnk2
Ensembl Gene ENSMUSG00000037624
Gene Name potassium channel, subfamily K, member 2
Synonyms TREK-1
MMRRC Submission 039156-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.102) question?
Stock # R1070 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 188940127-189134470 bp(-) (GRCm39)
Type of Mutation splice site
DNA Base Change (assembly) A to G at 188988960 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000142026 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000079451] [ENSMUST00000110920] [ENSMUST00000180044] [ENSMUST00000192723] [ENSMUST00000193319] [ENSMUST00000194172] [ENSMUST00000194402]
AlphaFold P97438
Predicted Effect probably benign
Transcript: ENSMUST00000079451
SMART Domains Protein: ENSMUSP00000078416
Gene: ENSMUSG00000037624

DomainStartEndE-ValueType
Pfam:Ion_trans_2 117 197 2e-20 PFAM
low complexity region 221 230 N/A INTRINSIC
Pfam:Ion_trans_2 233 313 6.8e-22 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000110920
SMART Domains Protein: ENSMUSP00000106545
Gene: ENSMUSG00000037624

DomainStartEndE-ValueType
Pfam:Ion_trans_2 102 183 2.4e-21 PFAM
Pfam:Ion_trans_2 211 298 3.7e-21 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000180044
SMART Domains Protein: ENSMUSP00000136513
Gene: ENSMUSG00000037624

DomainStartEndE-ValueType
Pfam:Ion_trans_2 102 183 2.4e-21 PFAM
Pfam:Ion_trans_2 211 298 3.7e-21 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000192723
SMART Domains Protein: ENSMUSP00000141849
Gene: ENSMUSG00000037624

DomainStartEndE-ValueType
Pfam:Ion_trans_2 102 183 2.4e-21 PFAM
Pfam:Ion_trans_2 211 298 3.7e-21 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000193319
SMART Domains Protein: ENSMUSP00000141891
Gene: ENSMUSG00000037624

DomainStartEndE-ValueType
Pfam:Ion_trans_2 117 198 2.5e-21 PFAM
Pfam:Ion_trans_2 226 313 3.7e-21 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000194172
SMART Domains Protein: ENSMUSP00000142176
Gene: ENSMUSG00000037624

DomainStartEndE-ValueType
transmembrane domain 57 76 N/A INTRINSIC
Pfam:Ion_trans_2 113 194 5e-20 PFAM
low complexity region 216 231 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000194402
SMART Domains Protein: ENSMUSP00000142026
Gene: ENSMUSG00000037624

DomainStartEndE-ValueType
transmembrane domain 57 76 N/A INTRINSIC
Pfam:Ion_trans_2 113 194 1.4e-19 PFAM
Pfam:Ion_trans_2 222 309 2.2e-19 PFAM
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.9%
  • 10x: 97.6%
  • 20x: 95.7%
Validation Efficiency 95% (41/43)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes one of the members of the two-pore-domain background potassium channel protein family. This type of potassium channel is formed by two homodimers that create a channel that leaks potassium out of the cell to control resting membrane potential. The channel can be opened, however, by certain anesthetics, membrane stretching, intracellular acidosis, and heat. Three transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous null mice display increased sensitivity to pharmacologically induced seizures and ischemia. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 39 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A2ml1 T C 6: 128,520,263 (GRCm39) D1367G probably damaging Het
Actr3b A G 5: 26,053,491 (GRCm39) probably benign Het
Agtr1b A T 3: 20,369,912 (GRCm39) N231K probably benign Het
Bach1 T C 16: 87,517,009 (GRCm39) S517P probably benign Het
Blzf1 A G 1: 164,131,499 (GRCm39) probably benign Het
Bptf G T 11: 106,945,881 (GRCm39) Q2453K possibly damaging Het
Gtf3c3 C T 1: 54,456,937 (GRCm39) A488T probably damaging Het
Heatr4 T C 12: 84,024,841 (GRCm39) T327A possibly damaging Het
Hes1 T C 16: 29,886,101 (GRCm39) I235T probably damaging Het
Hmcn1 T A 1: 150,565,341 (GRCm39) D2262V probably damaging Het
Ifi208 C T 1: 173,510,610 (GRCm39) A255V probably damaging Het
Inhbe T C 10: 127,187,382 (GRCm39) I11M probably benign Het
Ipo9 T C 1: 135,334,281 (GRCm39) E315G possibly damaging Het
Itih1 G T 14: 30,664,413 (GRCm39) probably benign Het
Kdm4c T A 4: 74,291,865 (GRCm39) Y827* probably null Het
Kif5a T C 10: 127,081,275 (GRCm39) T220A probably benign Het
Krt78 A G 15: 101,854,728 (GRCm39) Y1028H possibly damaging Het
Ldc1 T C 4: 130,112,949 (GRCm39) E149G probably benign Het
Mylk4 T C 13: 32,908,801 (GRCm39) D333G probably benign Het
Net1 A T 13: 3,962,930 (GRCm39) S45T probably benign Het
Npat T A 9: 53,483,892 (GRCm39) F1403I probably damaging Het
Or5h25 A G 16: 58,930,182 (GRCm39) S264P probably benign Het
Or5p57 T C 7: 107,665,858 (GRCm39) D49G probably benign Het
Or7a35 C T 10: 78,853,684 (GRCm39) P176L probably damaging Het
Pcif1 T C 2: 164,731,058 (GRCm39) Y404H probably benign Het
Pdzd2 A G 15: 12,390,052 (GRCm39) probably null Het
Rab3a A G 8: 71,209,840 (GRCm39) N40S probably damaging Het
Raf1 T C 6: 115,614,660 (GRCm39) N74D probably benign Het
Rap1gap2 A G 11: 74,327,853 (GRCm39) V139A possibly damaging Het
Rdh12 T C 12: 79,260,522 (GRCm39) L206P probably damaging Het
Rimoc1 C A 15: 4,015,848 (GRCm39) V239F probably benign Het
Sdhb T C 4: 140,698,547 (GRCm39) probably benign Het
Sned1 G A 1: 93,209,376 (GRCm39) V830M possibly damaging Het
Strip1 T C 3: 107,534,724 (GRCm39) E102G possibly damaging Het
Sult2a8 T A 7: 14,147,698 (GRCm39) I198F probably damaging Het
Tars3 T C 7: 65,305,444 (GRCm39) S223P probably damaging Het
Ugt2b38 T G 5: 87,560,232 (GRCm39) N361H probably damaging Het
Vcam1 C T 3: 115,904,552 (GRCm39) V732M possibly damaging Het
Vmn2r79 T C 7: 86,652,681 (GRCm39) Y458H probably damaging Het
Other mutations in Kcnk2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00955:Kcnk2 APN 1 188,975,211 (GRCm39) missense probably damaging 0.96
IGL01100:Kcnk2 APN 1 189,072,133 (GRCm39) missense probably damaging 1.00
IGL01872:Kcnk2 APN 1 188,988,780 (GRCm39) missense probably damaging 1.00
IGL01929:Kcnk2 APN 1 189,072,227 (GRCm39) missense probably damaging 1.00
IGL02643:Kcnk2 APN 1 188,990,976 (GRCm39) missense possibly damaging 0.63
IGL03056:Kcnk2 APN 1 189,027,908 (GRCm39) missense possibly damaging 0.82
IGL03340:Kcnk2 APN 1 189,027,878 (GRCm39) missense possibly damaging 0.51
R0041:Kcnk2 UTSW 1 189,027,888 (GRCm39) missense probably benign 0.44
R0041:Kcnk2 UTSW 1 189,027,888 (GRCm39) missense probably benign 0.44
R0279:Kcnk2 UTSW 1 188,942,169 (GRCm39) missense possibly damaging 0.58
R0569:Kcnk2 UTSW 1 189,071,998 (GRCm39) missense probably damaging 1.00
R0645:Kcnk2 UTSW 1 188,988,927 (GRCm39) splice site probably null
R1449:Kcnk2 UTSW 1 189,072,223 (GRCm39) missense probably benign 0.31
R2401:Kcnk2 UTSW 1 189,072,214 (GRCm39) missense possibly damaging 0.64
R4418:Kcnk2 UTSW 1 188,988,924 (GRCm39) missense probably damaging 1.00
R4923:Kcnk2 UTSW 1 189,072,133 (GRCm39) missense probably damaging 1.00
R5782:Kcnk2 UTSW 1 188,988,776 (GRCm39) missense probably damaging 1.00
R5845:Kcnk2 UTSW 1 189,009,918 (GRCm39) intron probably benign
R6140:Kcnk2 UTSW 1 188,942,104 (GRCm39) missense probably damaging 0.97
R6240:Kcnk2 UTSW 1 188,975,179 (GRCm39) missense probably damaging 1.00
R6881:Kcnk2 UTSW 1 188,942,187 (GRCm39) missense probably benign 0.00
R7990:Kcnk2 UTSW 1 188,942,102 (GRCm39) missense probably damaging 0.99
R8046:Kcnk2 UTSW 1 188,990,933 (GRCm39) critical splice donor site probably null
R8322:Kcnk2 UTSW 1 189,072,046 (GRCm39) missense probably benign 0.00
R9099:Kcnk2 UTSW 1 188,991,072 (GRCm39) missense probably damaging 1.00
R9482:Kcnk2 UTSW 1 188,988,891 (GRCm39) frame shift probably null
R9484:Kcnk2 UTSW 1 188,988,891 (GRCm39) frame shift probably null
R9576:Kcnk2 UTSW 1 188,988,891 (GRCm39) frame shift probably null
R9577:Kcnk2 UTSW 1 188,988,891 (GRCm39) frame shift probably null
R9578:Kcnk2 UTSW 1 188,988,891 (GRCm39) frame shift probably null
Predicted Primers PCR Primer
(F):5'- AAGCCTTACCTGCCACGTAGTCTC -3'
(R):5'- TGTCTGAAGTCACTGGCTCCAACC -3'

Sequencing Primer
(F):5'- TCCAAATCCAATGGTCGTCAGAG -3'
(R):5'- CGGATGAGCAAATGCACTAC -3'
Posted On 2013-11-18