Incidental Mutation 'R9047:Sptb'
ID 716073
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 068873-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.858) question?
Stock # R9047 (G1)
Quality Score 225.009
Status Validated
Chromosome 12
Chromosomal Location 76627262-76757321 bp(-) (GRCm39)
Type of Mutation splice site
DNA Base Change (assembly) G to T at 76679308 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 benign
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 benign
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: 100.0%
  • 10x: 99.9%
  • 20x: 99.7%
Validation Efficiency 100% (76/76)
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: 80 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2410004B18Rik T A 3: 145,644,848 (GRCm39) S156T probably damaging Het
4930522L14Rik A G 5: 109,885,420 (GRCm39) L146P Het
Adra1a T A 14: 66,875,634 (GRCm39) M203K probably damaging Het
Adtrp G A 13: 41,969,636 (GRCm39) T89I possibly damaging Het
Akt3 G T 1: 176,886,955 (GRCm39) T298K probably damaging Het
Aldh4a1 G T 4: 139,350,511 (GRCm39) probably benign Het
Aplf T C 6: 87,640,779 (GRCm39) T77A possibly damaging Het
Arid4b T A 13: 14,355,815 (GRCm39) W618R probably damaging Het
Asxl3 C A 18: 22,585,465 (GRCm39) P130Q probably damaging Het
Asxl3 A G 18: 22,585,471 (GRCm39) K132R probably damaging Het
Atp11a T C 8: 12,878,483 (GRCm39) M353T probably damaging Het
Atp11b A G 3: 35,861,038 (GRCm39) D375G probably damaging Het
Cage1 C T 13: 38,201,338 (GRCm39) A656T possibly damaging Het
Casz1 C T 4: 149,023,497 (GRCm39) P801S probably damaging Het
Cdc14b A T 13: 64,368,758 (GRCm39) probably benign Het
Cdin1 A G 2: 115,607,504 (GRCm39) T286A probably benign Het
Cox6b2 A G 7: 4,755,086 (GRCm39) F63L probably benign Het
Cramp1 A C 17: 25,198,603 (GRCm39) V773G possibly damaging Het
Cul7 A G 17: 46,965,448 (GRCm39) E542G probably benign Het
Cyp2c55 T C 19: 39,019,790 (GRCm39) Y243H possibly damaging Het
Dnah9 C A 11: 65,962,925 (GRCm39) D1797Y possibly damaging Het
Dpep2 C A 8: 106,715,944 (GRCm39) A298S Het
Dvl3 G A 16: 20,342,826 (GRCm39) probably null Het
Dynlt2a3 A G 17: 15,187,942 (GRCm39) Y111H probably damaging Het
Enpp3 T C 10: 24,674,172 (GRCm39) D376G possibly damaging Het
Ffar4 T C 19: 38,102,232 (GRCm39) I289T possibly damaging Het
Gm5565 T C 5: 146,094,849 (GRCm39) Y299C probably damaging Het
Gm57858 A G 3: 36,087,033 (GRCm39) I187T probably benign Het
Gpat3 A T 5: 100,994,788 (GRCm39) M39L probably benign Het
Gpr153 T C 4: 152,364,664 (GRCm39) L240P probably damaging Het
Gpr182 T C 10: 127,586,517 (GRCm39) I145V probably benign Het
H2-Q4 A T 17: 35,598,969 (GRCm39) T80S possibly damaging Het
Hnf1a T A 5: 115,088,882 (GRCm39) T545S probably benign Het
Kif5b A C 18: 6,208,261 (GRCm39) F946V probably benign Het
Krtap16-1 C T 11: 99,877,167 (GRCm39) C79Y probably damaging Het
Lama2 A G 10: 26,882,697 (GRCm39) V2622A possibly damaging Het
Lrrc37a T A 11: 103,391,375 (GRCm39) Q1350L probably damaging Het
Map2k2 G A 10: 80,955,498 (GRCm39) V294I probably benign Het
Meak7 T C 8: 120,489,050 (GRCm39) N411S probably benign Het
Mtus1 G A 8: 41,536,760 (GRCm39) H319Y possibly damaging Het
Ncdn T C 4: 126,644,621 (GRCm39) D67G possibly damaging Het
Ngef G A 1: 87,431,010 (GRCm39) P269L probably damaging Het
Nlrp9b A G 7: 19,757,401 (GRCm39) I213V possibly damaging Het
Nyap2 G A 1: 81,275,803 (GRCm39) R649H possibly damaging Het
Or14a258 A G 7: 86,035,248 (GRCm39) S207P probably benign Het
Or4a67 C A 2: 88,598,299 (GRCm39) R120L probably damaging Het
Or5d20-ps1 T G 2: 87,931,416 (GRCm39) D305A unknown Het
Pi4kb T A 3: 94,900,428 (GRCm39) L354Q probably damaging Het
Plekhh2 T C 17: 84,898,190 (GRCm39) S944P probably damaging Het
Podn C T 4: 107,878,743 (GRCm39) V375M probably damaging Het
Pramel12 C A 4: 143,145,673 (GRCm39) Q381K possibly damaging Het
Psmb2 T A 4: 126,599,895 (GRCm39) H110Q probably benign Het
Rasip1 A G 7: 45,282,066 (GRCm39) E523G possibly damaging Het
Ripor1 T G 8: 106,342,783 (GRCm39) C219G probably damaging Het
Rps6ka2 G C 17: 7,567,678 (GRCm39) V714L probably damaging Het
Sass6 G T 3: 116,407,647 (GRCm39) L254F probably damaging Het
Scarf2 G A 16: 17,624,270 (GRCm39) G525E probably damaging Het
Sh3d21 T A 4: 126,046,131 (GRCm39) probably benign Het
Sh3tc1 C A 5: 35,863,827 (GRCm39) A787S probably benign Het
Skint5 T A 4: 113,512,919 (GRCm39) N871I unknown Het
Slc48a1 T G 15: 97,687,833 (GRCm39) D62E probably damaging Het
Slc6a21 G A 7: 44,936,398 (GRCm39) M157I Het
Slurp2 T C 15: 74,614,961 (GRCm39) D60G probably benign Het
Sparcl1 G T 5: 104,240,979 (GRCm39) N148K possibly damaging Het
Spata31e4 C T 13: 50,856,128 (GRCm39) R589* probably null Het
Spsb2 T A 6: 124,786,976 (GRCm39) N236K probably benign Het
Ssc4d A T 5: 135,990,030 (GRCm39) C41S probably damaging Het
Tecta A T 9: 42,286,375 (GRCm39) D760E probably benign Het
Tesmin G T 19: 3,439,431 (GRCm39) probably benign Het
Tiam1 A C 16: 89,601,776 (GRCm39) probably benign Het
Tnrc6a T C 7: 122,778,946 (GRCm39) L1219S probably damaging Het
Tram1 T G 1: 13,639,830 (GRCm39) I306L probably benign Het
Trank1 A C 9: 111,191,500 (GRCm39) D503A probably damaging Het
Ttc21b T C 2: 66,031,596 (GRCm39) H1044R Het
Ubac2 T C 14: 122,145,626 (GRCm39) F95L probably benign Het
Vmn2r91 A T 17: 18,326,296 (GRCm39) M194L probably benign Het
Yju2b C T 8: 84,990,527 (GRCm39) R35Q probably damaging Het
Zdhhc1 G T 8: 106,205,533 (GRCm39) H90Q probably damaging Het
Zfp169 C T 13: 48,652,292 (GRCm39) V42I probably damaging Het
Zfp81 A G 17: 33,553,387 (GRCm39) C476R 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
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
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'- CAAGAGGTGTTGATGGCAGC -3'
(R):5'- TAGGCAAATGAGACTGACTTGC -3'

Sequencing Primer
(F):5'- CCGGGTGCAGGCAGATG -3'
(R):5'- ACTTGCAGGGTTGGCATATACCC -3'
Posted On 2022-07-15