Incidental Mutation 'R1546:Slc8a1'
ID 172221
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 039585-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1546 (G1)
Quality Score 225
Status Not validated
Chromosome 17
Chromosomal Location 81680534-82045806 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 81955676 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Cysteine at position 454 (Y454C)
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: Y454C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000083725
Gene: ENSMUSG00000054640
AA Change: Y454C

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: Y454C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000132809
Gene: ENSMUSG00000054640
AA Change: Y454C

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: Y454C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000126373
Gene: ENSMUSG00000054640
AA Change: Y454C

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
Coding Region Coverage
  • 1x: 99.0%
  • 3x: 98.0%
  • 10x: 95.2%
  • 20x: 88.2%
Validation Efficiency
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: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2510039O18Rik T C 4: 148,026,232 (GRCm39) S251P probably damaging Het
Aaas C A 15: 102,255,153 (GRCm39) R79L probably benign Het
Acap2 C A 16: 30,923,754 (GRCm39) E657* probably null Het
Adgrg5 A T 8: 95,668,258 (GRCm39) E441V probably benign Het
Alkbh2 C T 5: 114,262,287 (GRCm39) E148K probably damaging Het
AY358078 C T 14: 52,057,876 (GRCm39) probably null Het
Bco2 A G 9: 50,461,929 (GRCm39) V25A possibly damaging Het
Bltp1 T C 3: 36,924,205 (GRCm39) V10A possibly damaging Het
Carf T A 1: 60,165,195 (GRCm39) probably null Het
Ccdc38 A T 10: 93,401,741 (GRCm39) I134L probably benign Het
Cgnl1 A G 9: 71,633,097 (GRCm39) S85P probably benign Het
Ctsl A G 13: 64,515,693 (GRCm39) V126A probably damaging Het
Cwc27 A C 13: 104,938,693 (GRCm39) S206A probably damaging Het
D630045J12Rik A G 6: 38,167,590 (GRCm39) I1004T probably damaging Het
Dgki A G 6: 37,027,138 (GRCm39) V401A probably damaging Het
Dpp8 C T 9: 64,970,775 (GRCm39) H545Y possibly damaging Het
Dpy19l1 A T 9: 24,386,680 (GRCm39) C205S probably damaging Het
Enpp2 C T 15: 54,709,225 (GRCm39) E797K probably benign Het
Ephb2 C T 4: 136,498,320 (GRCm39) R253H probably damaging Het
Esrra T C 19: 6,897,665 (GRCm39) T31A probably benign Het
Ewsr1 C A 11: 5,028,574 (GRCm39) probably benign Het
Flt4 G T 11: 49,522,808 (GRCm39) R475L probably benign Het
Gm13547 A G 2: 29,653,921 (GRCm39) E138G possibly damaging Het
Gm572 A T 4: 148,751,276 (GRCm39) R216S possibly damaging Het
H2ac8 A G 13: 23,755,119 (GRCm39) V55A probably damaging Het
Hapln2 T A 3: 87,931,404 (GRCm39) Y37F probably benign Het
Hcn1 ACAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGC ACAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGC 13: 118,112,302 (GRCm39) probably benign Het
Hhla1 C T 15: 65,805,176 (GRCm39) A369T probably benign Het
Hmg20a T A 9: 56,374,685 (GRCm39) F14I possibly damaging Het
Iqca1l A T 5: 24,760,426 (GRCm39) probably null Het
Itga2 A T 13: 114,985,956 (GRCm39) S940T possibly damaging Het
Kcnt2 A G 1: 140,359,116 (GRCm39) N377S probably benign Het
Kirrel1 C T 3: 86,996,458 (GRCm39) M380I probably null Het
Lhx6 A G 2: 35,981,049 (GRCm39) S298P probably benign Het
Lrp2 C T 2: 69,332,954 (GRCm39) G1521D probably damaging Het
Mogat2 A G 7: 98,881,766 (GRCm39) W57R probably damaging Het
Ms4a3 T C 19: 11,610,271 (GRCm39) N97S probably benign Het
Myo1a A G 10: 127,548,493 (GRCm39) D380G probably damaging Het
Nufip2 T A 11: 77,582,432 (GRCm39) D115E probably damaging Het
Ogn A T 13: 49,762,809 (GRCm39) K50N probably benign Het
Or5ac20 T C 16: 59,104,366 (GRCm39) R165G probably damaging Het
Or8c10 A T 9: 38,278,844 (GRCm39) M1L probably benign Het
Pde8b G A 13: 95,182,951 (GRCm39) T269I probably damaging Het
Ppargc1b A T 18: 61,443,677 (GRCm39) D495E probably damaging Het
Prdm16 C A 4: 154,613,117 (GRCm39) K103N possibly damaging Het
Proc C T 18: 32,260,463 (GRCm39) G221S probably damaging Het
Pxk A G 14: 8,164,091 (GRCm38) N561S probably damaging Het
Rapgef5 A G 12: 117,610,721 (GRCm39) N323S probably benign Het
Slc6a13 T G 6: 121,309,333 (GRCm39) D281E possibly damaging Het
Sntg2 C A 12: 30,338,295 (GRCm39) L115F probably damaging Het
Spata13 A G 14: 60,993,857 (GRCm39) D1103G probably damaging Het
Supv3l1 G A 10: 62,268,225 (GRCm39) A540V probably benign Het
Tet1 A T 10: 62,648,689 (GRCm39) D1914E probably damaging Het
Tmem30a A G 9: 79,678,570 (GRCm39) *329Q probably null Het
Tspan5 A T 3: 138,604,102 (GRCm39) L162F probably damaging Het
Ttn T A 2: 76,549,396 (GRCm39) K31760N probably damaging Het
Tyr A T 7: 87,087,200 (GRCm39) D437E probably benign Het
Ubr4 T A 4: 139,144,238 (GRCm39) L1427* probably null Het
Utrn C A 10: 12,312,108 (GRCm39) D616Y probably damaging Het
Vcan A G 13: 89,841,075 (GRCm39) S1490P probably damaging Het
Vcl T A 14: 21,059,018 (GRCm39) C545S probably damaging Het
Vmn2r4 C T 3: 64,314,309 (GRCm39) G224D probably damaging Het
Vmn2r97 T A 17: 19,168,110 (GRCm39) V788E probably damaging Het
Vrtn G A 12: 84,695,282 (GRCm39) V11M probably damaging Het
Zbtb21 A T 16: 97,753,227 (GRCm39) V380D probably damaging Het
Zcchc14 G A 8: 122,331,002 (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
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
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'- TGATGCCAATGCTCTCGCTCAC -3'
(R):5'- GGCTGAAAACGACCCAGTCAGTAAG -3'

Sequencing Primer
(F):5'- AGTCACGGGTTCCTCAAATG -3'
(R):5'- TACTGTGGCCCTCACCATTA -3'
Posted On 2014-04-13