Incidental Mutation 'R7846:Sptb'
ID 606634
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 045900-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.858) question?
Stock # R7846 (G1)
Quality Score 225.009
Status Not validated
Chromosome 12
Chromosomal Location 76627262-76757321 bp(-) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) T to A at 76655300 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Stop codon at position 1480 (K1480*)
Ref Sequence ENSEMBL: ENSMUSP00000021458 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000021458] [ENSMUST00000166101]
AlphaFold no structure available at present
Predicted Effect probably null
Transcript: ENSMUST00000021458
AA Change: K1480*
SMART Domains Protein: ENSMUSP00000021458
Gene: ENSMUSG00000021061
AA Change: K1480*

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
AA Change: K1480*
SMART Domains Protein: ENSMUSP00000129782
Gene: ENSMUSG00000021061
AA Change: K1480*

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: 99.7%
  • 20x: 99.0%
Validation Efficiency
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: 71 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abraxas1 A G 5: 100,954,698 (GRCm39) V247A probably damaging Het
Acot13 G T 13: 25,002,133 (GRCm39) T103K probably damaging Het
Acsl6 A T 11: 54,251,901 (GRCm39) I683F probably damaging Het
Acss2 A T 2: 155,402,953 (GRCm39) H577L probably damaging Het
Ahctf1 A T 1: 179,614,638 (GRCm39) V382D probably damaging Het
Aldob T C 4: 49,538,858 (GRCm39) H220R probably damaging Het
Ankrd1 C T 19: 36,094,218 (GRCm39) V169M probably damaging Het
Atp5f1a G A 18: 77,869,015 (GRCm39) R413H possibly damaging Het
Cep76 A G 18: 67,762,975 (GRCm39) F283L probably damaging Het
Chrna5 A T 9: 54,912,391 (GRCm39) D397V probably benign Het
Coro7 T C 16: 4,488,400 (GRCm39) D90G probably damaging Het
Csnk1g3 A G 18: 54,081,177 (GRCm39) N383D probably benign Het
Cwf19l2 C A 9: 3,477,889 (GRCm39) Q865K probably damaging Het
Cyth2 C A 7: 45,460,378 (GRCm39) W149C probably damaging Het
Dgkh C A 14: 78,856,026 (GRCm39) R349L probably damaging Het
Dnajc1 G T 2: 18,224,704 (GRCm39) T383N possibly damaging Het
Efcab3 T A 11: 104,605,571 (GRCm39) probably null Het
Extl3 A T 14: 65,313,181 (GRCm39) M667K probably damaging Het
Fam149a G T 8: 45,811,678 (GRCm39) A75E Het
Fgd4 T G 16: 16,240,590 (GRCm39) Q713P probably damaging Het
Frat2 T A 19: 41,836,215 (GRCm39) I46F probably damaging Het
Gzmc A G 14: 56,469,017 (GRCm39) V234A probably damaging Het
H2-Q4 A G 17: 35,599,134 (GRCm39) N135D probably damaging Het
Ighv1-85 A T 12: 115,963,937 (GRCm39) V21D possibly damaging Het
Itprid1 A G 6: 55,955,320 (GRCm39) Q976R possibly damaging Het
Kcna6 A T 6: 126,715,983 (GRCm39) V302E probably damaging Het
Kdm3b G T 18: 34,942,293 (GRCm39) V795L possibly damaging Het
Kdm5b G A 1: 134,545,578 (GRCm39) R913H probably damaging Het
Lpp T A 16: 24,426,876 (GRCm39) M1K probably null Het
Med12l T C 3: 59,172,355 (GRCm39) S1704P probably damaging Het
Mfsd10 G T 5: 34,793,456 (GRCm39) S95* probably null Het
Napepld C T 5: 21,880,721 (GRCm39) E225K probably benign Het
Ndfip2 T C 14: 105,535,448 (GRCm39) F245L probably damaging Het
Oaf G A 9: 43,134,077 (GRCm39) R215C probably damaging Het
Or10k2 A G 8: 84,268,526 (GRCm39) H251R probably damaging Het
Or13a20 C T 7: 140,232,374 (GRCm39) H161Y probably damaging Het
Or51i1 A G 7: 103,670,736 (GRCm39) I263T possibly damaging Het
Or52z15 A G 7: 103,332,407 (GRCm39) I161V probably benign Het
Or5p6 A G 7: 107,631,199 (GRCm39) I117T probably benign Het
Or8b47 A G 9: 38,435,675 (GRCm39) T216A probably benign Het
Pcdhgb2 A T 18: 37,825,273 (GRCm39) I755F possibly damaging Het
Pde4dip A G 3: 97,622,490 (GRCm39) L1573P probably damaging Het
Peg3 A T 7: 6,713,650 (GRCm39) V524E probably damaging Het
Phc1 G T 6: 122,310,329 (GRCm39) T126N probably damaging Het
Phf1 C A 17: 27,154,291 (GRCm39) Y169* probably null Het
Pramel25 A T 4: 143,520,563 (GRCm39) D269V probably benign Het
Prl3a1 G A 13: 27,456,442 (GRCm39) E99K probably damaging Het
Prss57 G A 10: 79,623,213 (GRCm39) A78V probably damaging Het
Ptprb A T 10: 116,119,453 (GRCm39) T196S probably benign Het
Rgsl1 A T 1: 153,701,783 (GRCm39) C224S possibly damaging Het
Rtn4 T C 11: 29,643,274 (GRCm39) V29A unknown Het
Selplg G A 5: 113,957,481 (GRCm39) T275M probably damaging Het
Skint11 C T 4: 114,102,076 (GRCm39) T363I possibly damaging Het
Slc22a29 T A 19: 8,170,851 (GRCm39) I289F probably benign Het
Slc26a2 A G 18: 61,331,776 (GRCm39) S552P probably benign Het
Sptbn1 C A 11: 30,092,153 (GRCm39) M537I probably damaging Het
Sqor A T 2: 122,627,008 (GRCm39) H43L probably benign Het
Srcin1 C A 11: 97,416,926 (GRCm39) E913* probably null Het
Srgap1 A G 10: 121,621,397 (GRCm39) L1032P probably damaging Het
Stc2 T C 11: 31,315,413 (GRCm39) K142R probably benign Het
Stox1 A C 10: 62,495,305 (GRCm39) N989K probably damaging Het
Tert T A 13: 73,776,314 (GRCm39) L355H probably damaging Het
Tfb2m A G 1: 179,358,926 (GRCm39) F319S probably damaging Het
Trps1 A G 15: 50,695,273 (GRCm39) F341L probably damaging Het
Ttk T C 9: 83,725,732 (GRCm39) V218A probably benign Het
Vmn1r159 A G 7: 22,542,696 (GRCm39) I112T probably benign Het
Vps8 C A 16: 21,351,070 (GRCm39) Q916K probably benign Het
Wdr12 A T 1: 60,121,225 (GRCm39) D364E probably damaging Het
Ylpm1 A G 12: 85,104,042 (GRCm39) E2019G probably damaging Het
Zfp267 C A 3: 36,219,738 (GRCm39) T587N probably benign Het
Zfp507 A G 7: 35,493,963 (GRCm39) L360P 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
R6298:Sptb UTSW 12 76,667,428 (GRCm39) critical splice donor site probably null
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
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'- ATCCACCCCGATTTTCAATTTAACG -3'
(R):5'- GTCTCACAGACAGTCCTGACAC -3'

Sequencing Primer
(F):5'- GAAATCTCTAAAGCAGCCCTATGAG -3'
(R):5'- GTTTCTCACGTCCCAGCGAG -3'
Posted On 2019-12-20