Incidental Mutation 'R0485:Slc8a1'
ID 42247
Institutional Source Beutler Lab
Gene Symbol Slc8a1
Ensembl Gene ENSMUSG00000054640
Gene Name solute carrier family 8 (sodium/calcium exchanger), member 1
Synonyms Ncx1, D930008O12Rik
MMRRC Submission 038684-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R0485 (G1)
Quality Score 225
Status Validated
Chromosome 17
Chromosomal Location 81680534-82045806 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 81955422 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Isoleucine at position 539 (F539I)
Ref Sequence ENSEMBL: ENSMUSP00000083725 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000086538] [ENSMUST00000163123] [ENSMUST00000163680]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000086538
AA Change: F539I

PolyPhen 2 Score 0.994 (Sensitivity: 0.69; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000083725
Gene: ENSMUSG00000054640
AA Change: F539I

DomainStartEndE-ValueType
signal peptide 1 32 N/A INTRINSIC
Pfam:Na_Ca_ex 77 248 3.8e-38 PFAM
Pfam:Na_Ca_ex_C 251 386 2e-53 PFAM
Calx_beta 393 493 1.28e-49 SMART
Calx_beta 524 624 8.25e-44 SMART
low complexity region 754 765 N/A INTRINSIC
Pfam:Na_Ca_ex 796 961 2.4e-29 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000163123
AA Change: F539I

PolyPhen 2 Score 0.978 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000132809
Gene: ENSMUSG00000054640
AA Change: F539I

DomainStartEndE-ValueType
signal peptide 1 32 N/A INTRINSIC
Pfam:Na_Ca_ex 87 246 4.6e-38 PFAM
coiled coil region 313 332 N/A INTRINSIC
Calx_beta 393 493 1.28e-49 SMART
Calx_beta 524 624 8.25e-44 SMART
low complexity region 742 753 N/A INTRINSIC
Pfam:Na_Ca_ex 794 947 1.2e-28 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000163680
AA Change: F539I

PolyPhen 2 Score 0.987 (Sensitivity: 0.73; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000126373
Gene: ENSMUSG00000054640
AA Change: F539I

DomainStartEndE-ValueType
signal peptide 1 32 N/A INTRINSIC
Pfam:Na_Ca_ex 77 248 3.8e-38 PFAM
Pfam:Na_Ca_ex_C 251 386 2e-53 PFAM
Calx_beta 393 493 1.28e-49 SMART
Calx_beta 524 624 8.25e-44 SMART
low complexity region 754 765 N/A INTRINSIC
Pfam:Na_Ca_ex 796 961 2.4e-29 PFAM
Meta Mutation Damage Score 0.4570 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.3%
  • 10x: 96.3%
  • 20x: 92.4%
Validation Efficiency 100% (95/95)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] In cardiac myocytes, Ca(2+) concentrations alternate between high levels during contraction and low levels during relaxation. The increase in Ca(2+) concentration during contraction is primarily due to release of Ca(2+) from intracellular stores. However, some Ca(2+) also enters the cell through the sarcolemma (plasma membrane). During relaxation, Ca(2+) is sequestered within the intracellular stores. To prevent overloading of intracellular stores, the Ca(2+) that entered across the sarcolemma must be extruded from the cell. The Na(+)-Ca(2+) exchanger is the primary mechanism by which the Ca(2+) is extruded from the cell during relaxation. In the heart, the exchanger may play a key role in digitalis action. The exchanger is the dominant mechanism in returning the cardiac myocyte to its resting state following excitation.[supplied by OMIM, Apr 2004]
PHENOTYPE: Homozygotes for targeted null mutations have underdeveloped, nonbeating hearts with massive apoptosis of myocytes, a dilated pericardium and die around embryonic day 9.5. Heterozygotes exhibit altered responses to experimental cardiac pressure overload. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 89 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700037C18Rik A G 16: 3,725,511 (GRCm39) V5A probably damaging Het
Abi3bp A G 16: 56,424,375 (GRCm39) probably null Het
Acot11 G A 4: 106,619,224 (GRCm39) R184C probably damaging Het
Adgre5 A T 8: 84,458,627 (GRCm39) I133N probably damaging Het
Afap1 A T 5: 36,108,347 (GRCm39) Q231L probably damaging Het
Alg12 T C 15: 88,695,630 (GRCm39) T289A probably benign Het
Ank3 T A 10: 69,718,374 (GRCm39) S542T possibly damaging Het
Ankmy2 G A 12: 36,232,389 (GRCm39) R138Q possibly damaging Het
Ascc2 C T 11: 4,622,302 (GRCm39) A456V probably benign Het
Atg4c G A 4: 99,112,719 (GRCm39) V289I probably benign Het
Bbs7 A T 3: 36,657,022 (GRCm39) Y269N probably damaging Het
Bcas3 T A 11: 85,386,676 (GRCm39) D370E probably damaging Het
Bicc1 T G 10: 70,761,145 (GRCm39) E955A probably damaging Het
Bok T C 1: 93,616,999 (GRCm39) F115S probably damaging Het
Caap1 A T 4: 94,438,758 (GRCm39) probably null Het
Cacna2d3 T A 14: 29,256,476 (GRCm39) M95L possibly damaging Het
Calcrl T A 2: 84,200,435 (GRCm39) D115V probably benign Het
Car7 A T 8: 105,270,170 (GRCm39) M57L probably benign Het
Casq1 G T 1: 172,037,957 (GRCm39) probably benign Het
Cep290 A T 10: 100,385,206 (GRCm39) D1894V possibly damaging Het
Clec4a2 T A 6: 123,100,588 (GRCm39) N14K probably damaging Het
Col16a1 G T 4: 129,984,290 (GRCm39) probably benign Het
Col5a1 T C 2: 27,880,109 (GRCm39) probably benign Het
Col5a2 A T 1: 45,417,642 (GRCm39) I1311N probably damaging Het
Col5a3 T C 9: 20,694,004 (GRCm39) T1050A probably damaging Het
Colgalt2 A T 1: 152,360,622 (GRCm39) I220F probably damaging Het
Cpb1 A T 3: 20,329,792 (GRCm39) V8E unknown Het
Dchs1 C T 7: 105,421,934 (GRCm39) R162H probably benign Het
Dhx37 A G 5: 125,499,295 (GRCm39) Y638H probably benign Het
Dhx40 T G 11: 86,662,088 (GRCm39) probably benign Het
Ehd2 T A 7: 15,686,001 (GRCm39) Q357L probably benign Het
Ewsr1 T C 11: 5,020,737 (GRCm39) probably benign Het
Fcho1 C T 8: 72,165,204 (GRCm39) A418T probably benign Het
Gid8 T A 2: 180,355,004 (GRCm39) Y3* probably null Het
Gm10212 A C 19: 11,548,174 (GRCm39) noncoding transcript Het
Grin3b T A 10: 79,809,890 (GRCm39) N465K possibly damaging Het
H1f3 A T 13: 23,739,924 (GRCm39) K221* probably null Het
Htr4 A T 18: 62,561,225 (GRCm39) N162I probably damaging Het
Irag2 T C 6: 145,110,938 (GRCm39) C248R probably damaging Het
Itga3 T C 11: 94,952,796 (GRCm39) D325G probably benign Het
Itpr3 T G 17: 27,330,903 (GRCm39) V1737G probably damaging Het
Kcnab2 C T 4: 152,479,439 (GRCm39) V251I probably benign Het
Kcnn2 A T 18: 45,693,215 (GRCm39) I264L probably benign Het
Klhl41 T C 2: 69,501,600 (GRCm39) Y354H probably damaging Het
Klra6 T C 6: 130,000,601 (GRCm39) I68V probably benign Het
Letm2 G T 8: 26,082,574 (GRCm39) P178Q probably damaging Het
Lypd11 C A 7: 24,422,170 (GRCm39) C193F possibly damaging Het
Mbtps1 A T 8: 120,249,340 (GRCm39) probably benign Het
Mecom C T 3: 30,035,121 (GRCm39) probably benign Het
Mrps5 T A 2: 127,433,745 (GRCm39) S45T possibly damaging Het
Msra T A 14: 64,678,210 (GRCm39) I29F possibly damaging Het
Mup5 T C 4: 61,751,229 (GRCm39) probably null Het
Myo1a T C 10: 127,555,111 (GRCm39) probably benign Het
Myrip C A 9: 120,270,443 (GRCm39) N564K probably benign Het
Naa20 T A 2: 145,757,592 (GRCm39) D148E probably damaging Het
Naga T G 15: 82,220,956 (GRCm39) probably benign Het
Npc1 A G 18: 12,346,503 (GRCm39) V231A probably benign Het
Nphs1 T C 7: 30,166,940 (GRCm39) F716L probably benign Het
Or8s5 T C 15: 98,238,810 (GRCm39) H20R probably benign Het
Parn G C 16: 13,472,299 (GRCm39) probably benign Het
Polk A T 13: 96,620,272 (GRCm39) C664S probably benign Het
Prkar2b A G 12: 32,026,034 (GRCm39) probably benign Het
Prkdc A G 16: 15,651,604 (GRCm39) E3747G probably damaging Het
Prmt5 A T 14: 54,748,712 (GRCm39) M362K probably damaging Het
Prob1 T C 18: 35,786,878 (GRCm39) T459A possibly damaging Het
Rttn C T 18: 89,108,543 (GRCm39) probably benign Het
Scn1a T C 2: 66,104,269 (GRCm39) M1664V probably damaging Het
Sez6 T A 11: 77,844,639 (GRCm39) L154H probably damaging Het
Sh3tc1 A G 5: 35,859,356 (GRCm39) probably benign Het
Shkbp1 C T 7: 27,048,006 (GRCm39) G334D probably damaging Het
Spata31e5 G T 1: 28,817,223 (GRCm39) Q270K probably damaging Het
Sptan1 T C 2: 29,903,860 (GRCm39) probably benign Het
Ssc5d C T 7: 4,940,470 (GRCm39) T861M probably damaging Het
Tbx5 A T 5: 120,021,523 (GRCm39) M510L probably benign Het
Tdp1 A G 12: 99,876,101 (GRCm39) T351A probably benign Het
Tmc8 T A 11: 117,682,904 (GRCm39) probably benign Het
Tmco5 T A 2: 116,720,588 (GRCm39) D205E probably benign Het
Tmprss2 T C 16: 97,373,194 (GRCm39) probably benign Het
Top6bl A T 19: 4,708,442 (GRCm39) I350N probably damaging Het
Tph1 T A 7: 46,299,448 (GRCm39) K364N probably benign Het
Trim24 T C 6: 37,934,001 (GRCm39) L648P probably damaging Het
Trmt6 C A 2: 132,650,950 (GRCm39) probably benign Het
Ube2i A T 17: 25,488,259 (GRCm39) probably benign Het
Vcan A C 13: 89,852,779 (GRCm39) L727R possibly damaging Het
Vmn2r28 T C 7: 5,491,689 (GRCm39) Y186C probably damaging Het
Wars1 C A 12: 108,841,083 (GRCm39) D232Y probably damaging Het
Xrcc5 T C 1: 72,378,104 (GRCm39) probably benign Het
Zbtb24 T A 10: 41,340,532 (GRCm39) S543T probably damaging Het
Zfp91 A G 19: 12,753,353 (GRCm39) probably benign Het
Other mutations in Slc8a1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00549:Slc8a1 APN 17 81,956,600 (GRCm39) missense probably damaging 1.00
IGL00572:Slc8a1 APN 17 81,696,155 (GRCm39) missense probably damaging 1.00
IGL00777:Slc8a1 APN 17 81,956,009 (GRCm39) missense probably damaging 1.00
IGL00857:Slc8a1 APN 17 81,955,308 (GRCm39) missense probably benign 0.03
IGL01068:Slc8a1 APN 17 81,696,371 (GRCm39) missense probably benign 0.09
IGL01089:Slc8a1 APN 17 81,696,310 (GRCm39) missense probably damaging 1.00
IGL01089:Slc8a1 APN 17 81,955,710 (GRCm39) missense probably damaging 1.00
IGL01510:Slc8a1 APN 17 81,955,794 (GRCm39) missense probably damaging 1.00
IGL01677:Slc8a1 APN 17 81,956,036 (GRCm39) missense probably damaging 1.00
IGL01862:Slc8a1 APN 17 81,749,630 (GRCm39) critical splice donor site probably null
IGL02003:Slc8a1 APN 17 81,735,625 (GRCm39) missense possibly damaging 0.80
IGL02500:Slc8a1 APN 17 81,696,142 (GRCm39) missense probably damaging 1.00
IGL02556:Slc8a1 APN 17 81,956,173 (GRCm39) missense probably benign 0.24
IGL02800:Slc8a1 APN 17 81,715,752 (GRCm39) missense probably benign 0.01
IGL03308:Slc8a1 APN 17 81,749,624 (GRCm39) unclassified probably benign
IGL03391:Slc8a1 APN 17 81,740,067 (GRCm39) splice site probably benign
cardinal UTSW 17 81,955,836 (GRCm39) missense probably damaging 0.99
encyclical UTSW 17 81,956,883 (GRCm39) missense probably damaging 1.00
PIT4498001:Slc8a1 UTSW 17 81,956,269 (GRCm39) nonsense probably null
R0067:Slc8a1 UTSW 17 81,745,188 (GRCm39) missense probably benign 0.00
R0067:Slc8a1 UTSW 17 81,745,188 (GRCm39) missense probably benign 0.00
R0667:Slc8a1 UTSW 17 81,956,310 (GRCm39) missense probably damaging 1.00
R0845:Slc8a1 UTSW 17 81,745,177 (GRCm39) missense probably benign 0.05
R1073:Slc8a1 UTSW 17 81,955,836 (GRCm39) missense probably damaging 0.99
R1417:Slc8a1 UTSW 17 81,715,709 (GRCm39) missense probably damaging 1.00
R1510:Slc8a1 UTSW 17 81,955,547 (GRCm39) missense probably damaging 1.00
R1546:Slc8a1 UTSW 17 81,955,676 (GRCm39) missense probably damaging 1.00
R1625:Slc8a1 UTSW 17 81,956,670 (GRCm39) missense probably damaging 1.00
R1806:Slc8a1 UTSW 17 81,955,916 (GRCm39) missense probably damaging 1.00
R1879:Slc8a1 UTSW 17 81,955,442 (GRCm39) missense probably damaging 1.00
R2025:Slc8a1 UTSW 17 81,956,541 (GRCm39) missense probably damaging 1.00
R2187:Slc8a1 UTSW 17 81,955,982 (GRCm39) missense possibly damaging 0.48
R2198:Slc8a1 UTSW 17 81,715,685 (GRCm39) nonsense probably null
R3856:Slc8a1 UTSW 17 81,955,803 (GRCm39) missense probably benign
R4067:Slc8a1 UTSW 17 81,955,703 (GRCm39) missense probably damaging 1.00
R4224:Slc8a1 UTSW 17 81,956,781 (GRCm39) missense probably damaging 1.00
R4225:Slc8a1 UTSW 17 81,956,781 (GRCm39) missense probably damaging 1.00
R5028:Slc8a1 UTSW 17 81,956,702 (GRCm39) missense possibly damaging 0.91
R5307:Slc8a1 UTSW 17 81,956,653 (GRCm39) missense probably damaging 1.00
R5766:Slc8a1 UTSW 17 81,956,390 (GRCm39) missense probably damaging 0.97
R5787:Slc8a1 UTSW 17 81,696,166 (GRCm39) missense probably damaging 1.00
R5902:Slc8a1 UTSW 17 81,715,511 (GRCm39) missense probably damaging 1.00
R5913:Slc8a1 UTSW 17 81,955,431 (GRCm39) missense probably damaging 1.00
R6017:Slc8a1 UTSW 17 81,955,683 (GRCm39) missense probably damaging 1.00
R6481:Slc8a1 UTSW 17 81,696,347 (GRCm39) missense probably benign
R6670:Slc8a1 UTSW 17 81,956,883 (GRCm39) missense probably damaging 1.00
R6714:Slc8a1 UTSW 17 81,715,678 (GRCm39) missense probably damaging 1.00
R6914:Slc8a1 UTSW 17 81,715,549 (GRCm39) missense probably damaging 1.00
R6919:Slc8a1 UTSW 17 81,696,301 (GRCm39) missense probably damaging 1.00
R6942:Slc8a1 UTSW 17 81,715,549 (GRCm39) missense probably damaging 1.00
R7057:Slc8a1 UTSW 17 81,956,524 (GRCm39) missense probably damaging 1.00
R7431:Slc8a1 UTSW 17 81,749,092 (GRCm39) missense probably benign 0.00
R7447:Slc8a1 UTSW 17 81,956,435 (GRCm39) missense probably damaging 1.00
R7480:Slc8a1 UTSW 17 81,956,649 (GRCm39) missense probably damaging 1.00
R7572:Slc8a1 UTSW 17 81,749,200 (GRCm39) critical splice donor site probably null
R8056:Slc8a1 UTSW 17 81,955,352 (GRCm39) missense probably damaging 1.00
R8326:Slc8a1 UTSW 17 81,715,535 (GRCm39) missense probably damaging 0.98
R8782:Slc8a1 UTSW 17 81,955,442 (GRCm39) missense probably damaging 1.00
R8905:Slc8a1 UTSW 17 81,749,084 (GRCm39) missense probably benign 0.05
R8987:Slc8a1 UTSW 17 81,955,282 (GRCm39) missense possibly damaging 0.79
R9057:Slc8a1 UTSW 17 81,955,479 (GRCm39) missense probably benign
R9441:Slc8a1 UTSW 17 81,956,498 (GRCm39) missense probably damaging 1.00
R9616:Slc8a1 UTSW 17 81,955,407 (GRCm39) missense probably benign 0.25
R9657:Slc8a1 UTSW 17 81,955,244 (GRCm39) missense probably damaging 1.00
X0024:Slc8a1 UTSW 17 81,740,191 (GRCm39) missense probably benign 0.11
Z1186:Slc8a1 UTSW 17 81,955,311 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- CTCCACAGGTGTCCTCAAAGTCTTC -3'
(R):5'- ACAGCCAATGCTGGGTCTGATTATG -3'

Sequencing Primer
(F):5'- GTGTCCTCAAAGTCTTCCCCTC -3'
(R):5'- AGGGACTGTGATCTTCAAACC -3'
Posted On 2013-05-23