Incidental Mutation 'R6298:Sptb'
ID 508923
Institutional Source Beutler Lab
Gene Symbol Sptb
Ensembl Gene ENSMUSG00000021061
Gene Name spectrin beta, erythrocytic
Synonyms LOC383567, brain erythroid spectrin (235E), spectrin R, D330027P03Rik, Spnb-1, Spnb1
MMRRC Submission 044408-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.858) question?
Stock # R6298 (G1)
Quality Score 225.009
Status Validated
Chromosome 12
Chromosomal Location 76627262-76757321 bp(-) (GRCm39)
Type of Mutation critical splice donor site (2 bp from exon)
DNA Base Change (assembly) A to G at 76667428 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000129782 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000021458] [ENSMUST00000166101]
AlphaFold no structure available at present
Predicted Effect probably null
Transcript: ENSMUST00000021458
SMART Domains Protein: ENSMUSP00000021458
Gene: ENSMUSG00000021061

DomainStartEndE-ValueType
CH 56 156 2.73e-26 SMART
CH 175 273 4.57e-28 SMART
SPEC 305 411 2.71e0 SMART
SPEC 425 525 4.65e-23 SMART
SPEC 531 634 4.51e-21 SMART
SPEC 640 740 3.02e-31 SMART
SPEC 746 845 1.47e-20 SMART
SPEC 851 951 1.04e-20 SMART
SPEC 957 1058 7.22e-20 SMART
SPEC 1064 1165 2.06e-24 SMART
SPEC 1171 1271 3.84e-15 SMART
SPEC 1277 1376 2.22e-20 SMART
SPEC 1382 1475 5.04e-10 SMART
SPEC 1481 1581 3.58e-24 SMART
SPEC 1587 1687 4.11e-24 SMART
SPEC 1693 1794 2.91e-24 SMART
SPEC 1800 1900 7.8e-16 SMART
SPEC 1906 2006 3.16e-25 SMART
SPEC 2012 2193 4.32e-9 SMART
PH 2180 2291 8.98e-16 SMART
Predicted Effect probably null
Transcript: ENSMUST00000166101
SMART Domains Protein: ENSMUSP00000129782
Gene: ENSMUSG00000021061

DomainStartEndE-ValueType
CH 56 156 2.73e-26 SMART
CH 175 273 4.57e-28 SMART
SPEC 305 411 2.71e0 SMART
SPEC 425 525 4.65e-23 SMART
SPEC 531 634 4.51e-21 SMART
SPEC 640 740 3.02e-31 SMART
SPEC 746 845 1.47e-20 SMART
SPEC 851 951 1.04e-20 SMART
SPEC 957 1058 7.22e-20 SMART
SPEC 1064 1165 2.06e-24 SMART
SPEC 1171 1271 3.84e-15 SMART
SPEC 1277 1376 2.22e-20 SMART
SPEC 1382 1475 5.87e-11 SMART
SPEC 1481 1581 3.58e-24 SMART
SPEC 1587 1687 4.11e-24 SMART
SPEC 1693 1794 2.91e-24 SMART
SPEC 1800 1900 7.8e-16 SMART
SPEC 1906 2006 3.16e-25 SMART
SPEC 2012 2117 1.16e-9 SMART
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.5%
  • 20x: 98.5%
Validation Efficiency 98% (79/81)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This locus encodes a member of the spectrin gene family. Spectrin proteins, along with ankyrin, play a role in cell membrane organization and stability. The protein encoded by this locus functions in stability of erythrocyte membranes, and mutations in this gene have been associated with spherocytosis type 2, hereditary elliptocytosis, and neonatal hemolytic anemia. Alternatively spliced transcript variants have been described. [provided by RefSeq, Nov 2009]
PHENOTYPE: Homozygotes for a spontaneous mutation exhibit a severe microcytic anemia with erythrocyte fragility, hepatomegaly, and jaundice. Mutants die within a few days of birth. Heterozygotes are mildly anemic. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 81 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abtb2 A T 2: 103,539,833 (GRCm39) M733L probably benign Het
Acss3 G A 10: 106,920,717 (GRCm39) P131L probably damaging Het
Adgrv1 T A 13: 81,539,886 (GRCm39) I5678F probably benign Het
Aff1 C T 5: 103,902,586 (GRCm39) L6F possibly damaging Het
Ank3 G T 10: 69,686,006 (GRCm39) R273L probably damaging Het
Anks1b G A 10: 90,516,699 (GRCm39) G898D probably damaging Het
Anxa11 C T 14: 25,873,158 (GRCm39) P131S unknown Het
Ap4e1 T A 2: 126,889,035 (GRCm39) M500K probably benign Het
Bag3 T C 7: 128,141,922 (GRCm39) S138P probably damaging Het
Capn9 T C 8: 125,344,193 (GRCm39) V670A probably benign Het
Ccne2 T A 4: 11,199,306 (GRCm39) W236R probably damaging Het
Cdh23 A T 10: 60,262,451 (GRCm39) Y702* probably null Het
Chd1l G A 3: 97,494,483 (GRCm39) A399V probably damaging Het
Cit A T 5: 116,086,124 (GRCm39) E896V probably damaging Het
Cntln T A 4: 85,014,998 (GRCm39) N1096K probably damaging Het
Cntnap5c T C 17: 58,411,747 (GRCm39) C544R probably damaging Het
Csf1 A T 3: 107,655,675 (GRCm39) L452Q possibly damaging Het
Cts8 T A 13: 61,397,037 (GRCm39) K294N possibly damaging Het
Dcakd T G 11: 102,890,618 (GRCm39) E56D possibly damaging Het
Dnah17 T C 11: 117,998,987 (GRCm39) I929V probably benign Het
Dnah2 G T 11: 69,382,467 (GRCm39) H1214Q probably benign Het
Dock9 T C 14: 121,872,006 (GRCm39) D536G probably damaging Het
Drc3 A G 11: 60,284,596 (GRCm39) N467S possibly damaging Het
Dysf A G 6: 84,084,118 (GRCm39) probably null Het
Ecpas T G 4: 58,877,157 (GRCm39) T93P probably damaging Het
Evpl A T 11: 116,121,748 (GRCm39) L378Q probably damaging Het
Fer1l4 A T 2: 155,866,660 (GRCm39) H1520Q probably damaging Het
Fhod1 A T 8: 106,063,780 (GRCm39) probably benign Het
Gabra1 T A 11: 42,073,205 (GRCm39) probably benign Het
Gm10549 C A 18: 33,597,358 (GRCm39) probably benign Het
Gm14137 A G 2: 119,005,572 (GRCm39) T44A possibly damaging Het
H2bl1 T A 13: 99,120,974 (GRCm39) R17S probably benign Het
Herc2 T C 7: 55,841,013 (GRCm39) M3444T probably benign Het
Igsf5 T C 16: 96,197,648 (GRCm39) S208P possibly damaging Het
Ino80b A G 6: 83,102,066 (GRCm39) L12P possibly damaging Het
Insrr A G 3: 87,720,272 (GRCm39) D970G probably damaging Het
Iqcf4 G A 9: 106,445,874 (GRCm39) A91V probably benign Het
Itga10 A G 3: 96,564,078 (GRCm39) T911A probably benign Het
Katnip T C 7: 125,469,869 (GRCm39) V1446A probably benign Het
Klhl30 A T 1: 91,285,086 (GRCm39) D314V probably benign Het
Lpcat1 T C 13: 73,659,074 (GRCm39) V330A possibly damaging Het
Myef2l T C 3: 10,154,239 (GRCm39) I336T probably damaging Het
Nhlrc3 A T 3: 53,359,944 (GRCm39) D306E possibly damaging Het
Notum T A 11: 120,548,766 (GRCm39) I187F probably damaging Het
Nphp3 T C 9: 103,892,640 (GRCm39) L288P probably damaging Het
Ntrk2 G T 13: 59,019,570 (GRCm39) E394* probably null Het
Or6k2 T A 1: 173,979,748 (GRCm39) V222D probably benign Het
Pbld2 A G 10: 62,874,931 (GRCm39) K63E probably benign Het
Phc2 T C 4: 128,641,982 (GRCm39) M768T possibly damaging Het
Pik3c2g G A 6: 139,603,561 (GRCm39) C249Y probably damaging Het
Plod1 G A 4: 148,000,772 (GRCm39) probably benign Het
Plscr2 A T 9: 92,172,772 (GRCm39) T9S probably benign Het
Pnrc1 T A 4: 33,246,315 (GRCm39) M215L probably benign Het
Prcp G T 7: 92,577,841 (GRCm39) C370F probably damaging Het
Pter A G 2: 12,983,205 (GRCm39) N70S probably damaging Het
Ptprt G T 2: 161,395,779 (GRCm39) H1131Q probably damaging Het
Rasal2 T C 1: 157,239,432 (GRCm39) D8G possibly damaging Het
Rcn2 A C 9: 55,960,209 (GRCm39) K159Q probably benign Het
Rex2 T A 4: 147,141,972 (GRCm39) C153* probably null Het
Rps6ka2 T C 17: 7,437,766 (GRCm39) F8S possibly damaging Het
Samd9l A G 6: 3,375,383 (GRCm39) L626S probably damaging Het
Srgap3 A T 6: 112,793,571 (GRCm39) V135D probably damaging Het
Srsf7 T C 17: 80,514,682 (GRCm39) probably benign Het
Tacc2 A G 7: 130,228,255 (GRCm39) T1647A probably benign Het
Thap12 G T 7: 98,352,612 (GRCm39) A6S probably damaging Het
Tmem33 T A 5: 67,425,894 (GRCm39) L146* probably null Het
Trip13 C A 13: 74,084,378 (GRCm39) E36* probably null Het
Vkorc1l1 T A 5: 129,971,079 (GRCm39) C23S probably damaging Het
Vmn1r20 G A 6: 57,409,112 (GRCm39) R146H probably benign Het
Vmn1r222 T A 13: 23,416,965 (GRCm39) I83F probably benign Het
Vmn2r107 A T 17: 20,576,044 (GRCm39) I125F probably benign Het
Vmn2r116 A G 17: 23,605,736 (GRCm39) D216G probably damaging Het
Vwa3a C T 7: 120,394,874 (GRCm39) T898I probably benign Het
Wdfy3 T C 5: 102,116,812 (GRCm39) D76G probably damaging Het
Wdhd1 T C 14: 47,510,579 (GRCm39) D148G possibly damaging Het
Xylt1 T C 7: 117,255,960 (GRCm39) I844T probably damaging Het
Zfp106 A T 2: 120,353,185 (GRCm39) V1535D probably damaging Het
Zfp385b A T 2: 77,244,323 (GRCm39) L315Q possibly damaging Het
Zfp458 T A 13: 67,404,870 (GRCm39) H523L probably damaging Het
Zfp712 T C 13: 67,189,393 (GRCm39) H378R probably damaging Het
Zic1 T C 9: 91,246,556 (GRCm39) Y172C probably damaging Het
Other mutations in Sptb
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00159:Sptb APN 12 76,668,105 (GRCm39) missense probably benign 0.00
IGL00160:Sptb APN 12 76,669,943 (GRCm39) missense probably damaging 1.00
IGL00229:Sptb APN 12 76,667,527 (GRCm39) missense probably benign 0.20
IGL00820:Sptb APN 12 76,679,251 (GRCm39) missense probably damaging 1.00
IGL01309:Sptb APN 12 76,634,237 (GRCm39) missense probably benign 0.16
IGL01408:Sptb APN 12 76,659,921 (GRCm39) missense possibly damaging 0.93
IGL01450:Sptb APN 12 76,671,014 (GRCm39) missense possibly damaging 0.89
IGL01455:Sptb APN 12 76,659,686 (GRCm39) missense probably damaging 1.00
IGL01457:Sptb APN 12 76,659,329 (GRCm39) splice site probably benign
IGL01680:Sptb APN 12 76,677,456 (GRCm39) missense probably damaging 1.00
IGL02070:Sptb APN 12 76,652,313 (GRCm39) missense possibly damaging 0.82
IGL02346:Sptb APN 12 76,667,788 (GRCm39) missense probably damaging 1.00
IGL02452:Sptb APN 12 76,655,810 (GRCm39) critical splice donor site probably null
IGL02515:Sptb APN 12 76,653,261 (GRCm39) missense possibly damaging 0.51
IGL02545:Sptb APN 12 76,654,754 (GRCm39) critical splice donor site probably null
IGL02644:Sptb APN 12 76,652,391 (GRCm39) missense probably damaging 1.00
IGL02878:Sptb APN 12 76,667,527 (GRCm39) missense probably benign 0.20
IGL03007:Sptb APN 12 76,668,115 (GRCm39) missense probably damaging 1.00
IGL03220:Sptb APN 12 76,659,684 (GRCm39) missense probably benign 0.06
IGL03343:Sptb APN 12 76,630,330 (GRCm39) unclassified probably benign
IGL03098:Sptb UTSW 12 76,668,273 (GRCm39) missense probably damaging 1.00
PIT4472001:Sptb UTSW 12 76,667,460 (GRCm39) missense probably damaging 1.00
R0047:Sptb UTSW 12 76,669,724 (GRCm39) missense probably damaging 0.99
R0365:Sptb UTSW 12 76,647,157 (GRCm39) missense probably benign 0.12
R0373:Sptb UTSW 12 76,668,145 (GRCm39) missense probably benign 0.03
R0704:Sptb UTSW 12 76,630,368 (GRCm39) missense probably damaging 0.99
R1005:Sptb UTSW 12 76,648,633 (GRCm39) critical splice donor site probably null
R1109:Sptb UTSW 12 76,650,377 (GRCm39) missense probably damaging 1.00
R1264:Sptb UTSW 12 76,659,381 (GRCm39) missense probably damaging 1.00
R1358:Sptb UTSW 12 76,668,100 (GRCm39) missense probably damaging 1.00
R1358:Sptb UTSW 12 76,668,095 (GRCm39) frame shift probably null
R1459:Sptb UTSW 12 76,658,657 (GRCm39) missense probably benign 0.01
R1518:Sptb UTSW 12 76,650,798 (GRCm39) missense possibly damaging 0.95
R1628:Sptb UTSW 12 76,630,622 (GRCm39) missense probably damaging 1.00
R1668:Sptb UTSW 12 76,667,943 (GRCm39) missense probably benign
R1677:Sptb UTSW 12 76,676,423 (GRCm39) missense probably damaging 1.00
R1687:Sptb UTSW 12 76,650,473 (GRCm39) missense possibly damaging 0.95
R1695:Sptb UTSW 12 76,667,641 (GRCm39) missense probably benign 0.10
R1708:Sptb UTSW 12 76,659,348 (GRCm39) missense probably damaging 1.00
R1761:Sptb UTSW 12 76,659,382 (GRCm39) missense probably damaging 0.96
R1925:Sptb UTSW 12 76,669,027 (GRCm39) missense probably damaging 1.00
R2011:Sptb UTSW 12 76,679,246 (GRCm39) missense possibly damaging 0.95
R2373:Sptb UTSW 12 76,667,935 (GRCm39) missense probably damaging 1.00
R2517:Sptb UTSW 12 76,696,643 (GRCm39) missense possibly damaging 0.55
R2918:Sptb UTSW 12 76,645,532 (GRCm39) missense probably damaging 0.97
R2961:Sptb UTSW 12 76,650,356 (GRCm39) missense probably benign 0.19
R3409:Sptb UTSW 12 76,657,589 (GRCm39) missense possibly damaging 0.78
R3410:Sptb UTSW 12 76,657,589 (GRCm39) missense possibly damaging 0.78
R3411:Sptb UTSW 12 76,657,589 (GRCm39) missense possibly damaging 0.78
R3744:Sptb UTSW 12 76,647,174 (GRCm39) missense probably benign
R4112:Sptb UTSW 12 76,644,553 (GRCm39) missense probably damaging 0.99
R4177:Sptb UTSW 12 76,659,953 (GRCm39) missense probably benign 0.25
R4194:Sptb UTSW 12 76,659,784 (GRCm39) missense probably benign 0.44
R4301:Sptb UTSW 12 76,659,471 (GRCm39) missense probably damaging 1.00
R4555:Sptb UTSW 12 76,659,625 (GRCm39) missense probably benign 0.03
R4619:Sptb UTSW 12 76,630,581 (GRCm39) nonsense probably null
R4620:Sptb UTSW 12 76,630,581 (GRCm39) nonsense probably null
R4625:Sptb UTSW 12 76,634,100 (GRCm39) splice site probably null
R4728:Sptb UTSW 12 76,630,153 (GRCm39) missense probably benign 0.00
R4751:Sptb UTSW 12 76,673,884 (GRCm39) missense probably benign 0.07
R4810:Sptb UTSW 12 76,669,971 (GRCm39) nonsense probably null
R4888:Sptb UTSW 12 76,655,811 (GRCm39) missense probably benign 0.00
R4894:Sptb UTSW 12 76,671,768 (GRCm39) critical splice donor site probably null
R5114:Sptb UTSW 12 76,656,052 (GRCm39) missense probably damaging 1.00
R5191:Sptb UTSW 12 76,659,608 (GRCm39) missense probably benign 0.12
R5479:Sptb UTSW 12 76,646,625 (GRCm39) missense probably benign 0.04
R5646:Sptb UTSW 12 76,634,215 (GRCm39) missense probably benign
R5725:Sptb UTSW 12 76,669,888 (GRCm39) missense probably benign 0.25
R5727:Sptb UTSW 12 76,669,888 (GRCm39) missense probably benign 0.25
R5797:Sptb UTSW 12 76,650,473 (GRCm39) missense possibly damaging 0.95
R5874:Sptb UTSW 12 76,645,501 (GRCm39) missense possibly damaging 0.91
R5952:Sptb UTSW 12 76,679,158 (GRCm39) missense probably benign 0.02
R5956:Sptb UTSW 12 76,650,942 (GRCm39) missense probably benign
R6470:Sptb UTSW 12 76,659,603 (GRCm39) missense probably damaging 1.00
R6477:Sptb UTSW 12 76,653,166 (GRCm39) missense probably damaging 1.00
R6736:Sptb UTSW 12 76,659,954 (GRCm39) missense possibly damaging 0.49
R6854:Sptb UTSW 12 76,650,254 (GRCm39) missense probably damaging 1.00
R6969:Sptb UTSW 12 76,654,781 (GRCm39) missense probably damaging 1.00
R6987:Sptb UTSW 12 76,660,021 (GRCm39) missense probably benign 0.00
R7023:Sptb UTSW 12 76,671,862 (GRCm39) missense probably damaging 1.00
R7366:Sptb UTSW 12 76,650,968 (GRCm39) missense probably damaging 1.00
R7379:Sptb UTSW 12 76,657,651 (GRCm39) missense probably damaging 1.00
R7389:Sptb UTSW 12 76,671,003 (GRCm39) missense probably damaging 0.98
R7392:Sptb UTSW 12 76,671,003 (GRCm39) missense probably damaging 0.98
R7477:Sptb UTSW 12 76,675,339 (GRCm39) missense probably damaging 1.00
R7653:Sptb UTSW 12 76,675,271 (GRCm39) missense probably benign 0.06
R7684:Sptb UTSW 12 76,658,969 (GRCm39) missense probably benign 0.06
R7733:Sptb UTSW 12 76,644,695 (GRCm39) splice site probably null
R7846:Sptb UTSW 12 76,655,300 (GRCm39) nonsense probably null
R8048:Sptb UTSW 12 76,675,333 (GRCm39) missense probably benign 0.02
R8261:Sptb UTSW 12 76,668,036 (GRCm39) missense probably benign 0.06
R8324:Sptb UTSW 12 76,665,936 (GRCm39) missense possibly damaging 0.73
R8512:Sptb UTSW 12 76,648,826 (GRCm39) missense possibly damaging 0.51
R8515:Sptb UTSW 12 76,658,815 (GRCm39) missense probably benign 0.10
R8558:Sptb UTSW 12 76,659,561 (GRCm39) missense probably benign 0.09
R8872:Sptb UTSW 12 76,658,813 (GRCm39) missense probably benign 0.37
R8907:Sptb UTSW 12 76,634,186 (GRCm39) missense probably benign 0.16
R9047:Sptb UTSW 12 76,679,308 (GRCm39) splice site probably benign
R9079:Sptb UTSW 12 76,677,454 (GRCm39) missense probably damaging 1.00
R9166:Sptb UTSW 12 76,673,776 (GRCm39) missense probably damaging 0.96
R9381:Sptb UTSW 12 76,634,292 (GRCm39) missense probably benign
R9601:Sptb UTSW 12 76,667,763 (GRCm39) missense probably damaging 1.00
R9680:Sptb UTSW 12 76,677,489 (GRCm39) missense probably damaging 1.00
R9771:Sptb UTSW 12 76,650,353 (GRCm39) missense probably damaging 1.00
X0057:Sptb UTSW 12 76,677,513 (GRCm39) missense probably benign
Z1176:Sptb UTSW 12 76,667,507 (GRCm39) nonsense probably null
Z1177:Sptb UTSW 12 76,653,219 (GRCm39) missense probably benign 0.22
Z1177:Sptb UTSW 12 76,630,358 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AACCCCTTTGTCTCCAGAAC -3'
(R):5'- CGAGGAGTTTCGAGATTCCC -3'

Sequencing Primer
(F):5'- TCTCCAGAACTATGAAGTGCCAGTG -3'
(R):5'- AGTTTCGAGATTCCCCAGATG -3'
Posted On 2018-04-02