Incidental Mutation 'R4224:Slc8a1'
ID 319984
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 041044-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4224 (G1)
Quality Score 225
Status Validated
Chromosome 17
Chromosomal Location 81680534-82045806 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 81956781 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Leucine at position 86 (F86L)
Ref Sequence ENSEMBL: ENSMUSP00000126373 (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: F86L

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000083725
Gene: ENSMUSG00000054640
AA Change: F86L

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: F86L

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000132809
Gene: ENSMUSG00000054640
AA Change: F86L

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: F86L

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000126373
Gene: ENSMUSG00000054640
AA Change: F86L

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 0.8677 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 96.0%
Validation Efficiency 95% (42/44)
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: 38 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
9330182O14Rik T C 15: 40,005,672 (GRCm39) probably null Het
Abl2 A G 1: 156,461,417 (GRCm39) T440A probably damaging Het
Acat2 T C 17: 13,181,772 (GRCm39) probably benign Het
Acsbg1 C T 9: 54,523,325 (GRCm39) R434H possibly damaging Het
Aif1l A T 2: 31,852,251 (GRCm39) S40C probably damaging Het
Atosa T A 9: 74,916,008 (GRCm39) N209K probably damaging Het
Atp6v1a C A 16: 43,922,174 (GRCm39) A355S probably damaging Het
Corin T C 5: 72,500,451 (GRCm39) E391G probably damaging Het
Dnah11 T G 12: 118,094,627 (GRCm39) S814R probably benign Het
Fer1l4 A C 2: 155,862,309 (GRCm39) V1788G probably benign Het
Gm7964 T G 7: 83,406,030 (GRCm39) N281K probably damaging Het
Grin1 T C 2: 25,187,332 (GRCm39) probably benign Het
Ica1 T C 6: 8,659,960 (GRCm39) K112R probably benign Het
Itpr3 T C 17: 27,326,232 (GRCm39) V1334A probably damaging Het
Khdc3 C G 9: 73,010,153 (GRCm39) H70D possibly damaging Het
Lama3 T C 18: 12,583,460 (GRCm39) C683R probably damaging Het
Mettl21a G T 1: 64,647,115 (GRCm39) Y147* probably null Het
Mr1 A T 1: 155,006,465 (GRCm39) I294N possibly damaging Het
Or52z12 A G 7: 103,233,966 (GRCm39) T246A probably damaging Het
Or7e170 T A 9: 19,794,896 (GRCm39) Y235F probably benign Het
Pals1 A G 12: 78,876,492 (GRCm39) K479E probably damaging Het
Pcdhgb7 T A 18: 37,886,856 (GRCm39) D675E probably benign Het
Polr1has T C 17: 37,269,617 (GRCm39) probably benign Het
Ptbp1 T C 10: 79,695,047 (GRCm39) I125T probably benign Het
Rnf213 C T 11: 119,327,649 (GRCm39) R1879* probably null Het
Spdya G A 17: 71,869,519 (GRCm39) V105I probably benign Het
Sspo G T 6: 48,428,091 (GRCm39) V313L possibly damaging Het
Stard9 A G 2: 120,495,472 (GRCm39) T116A possibly damaging Het
Tnnt1 T C 7: 4,513,006 (GRCm39) H92R probably damaging Het
Trim37 T A 11: 87,107,289 (GRCm39) C907S probably damaging Het
Trim43b T A 9: 88,972,692 (GRCm39) Q154L probably benign Het
Tssk3 T C 4: 129,384,392 (GRCm39) D3G probably benign Het
Ubash3a T C 17: 31,456,902 (GRCm39) Y521H probably damaging Het
Vmn1r73 T C 7: 11,490,506 (GRCm39) I108T probably damaging Het
Vmn2r14 A G 5: 109,364,149 (GRCm39) M589T probably benign Het
Vmn2r60 A T 7: 41,765,952 (GRCm39) T20S probably benign Het
Vps13b A G 15: 35,876,565 (GRCm39) T2799A probably damaging Het
Zcchc18 A T X: 135,895,415 (GRCm39) N10I probably damaging 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
R0485:Slc8a1 UTSW 17 81,955,422 (GRCm39) missense probably damaging 0.99
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
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'- AAGTTATGGCCGCACACTTC -3'
(R):5'- TCCCATGTTGACCATATAACTGC -3'

Sequencing Primer
(F):5'- GTTATGGCCGCACACTTCAATGAC -3'
(R):5'- GTTGACCATATAACTGCAGATACAG -3'
Posted On 2015-06-12