Incidental Mutation 'R1988:Myo3a'
ID 222783
Institutional Source Beutler Lab
Gene Symbol Myo3a
Ensembl Gene ENSMUSG00000025716
Gene Name myosin IIIA
Synonyms 9030416P08Rik
MMRRC Submission 040000-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1988 (G1)
Quality Score 225
Status Validated
Chromosome 2
Chromosomal Location 22232314-22508264 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 22468140 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 465 (T465A)
Ref Sequence ENSEMBL: ENSMUSP00000116185 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000044749] [ENSMUST00000138863]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000044749
AA Change: T1403A

PolyPhen 2 Score 0.433 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000046329
Gene: ENSMUSG00000025716
AA Change: T1403A

DomainStartEndE-ValueType
S_TKc 29 295 1.62e-91 SMART
MYSc 340 1061 2.07e-252 SMART
IQ 1061 1083 2.88e1 SMART
IQ 1088 1110 9.48e-3 SMART
low complexity region 1153 1169 N/A INTRINSIC
low complexity region 1359 1369 N/A INTRINSIC
low complexity region 1496 1505 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000138863
AA Change: T465A

PolyPhen 2 Score 0.857 (Sensitivity: 0.83; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000116185
Gene: ENSMUSG00000025716
AA Change: T465A

DomainStartEndE-ValueType
Pfam:Myosin_head 1 110 1.7e-28 PFAM
IQ 123 145 2.88e1 SMART
IQ 150 172 9.48e-3 SMART
low complexity region 215 231 N/A INTRINSIC
low complexity region 421 431 N/A INTRINSIC
low complexity region 558 567 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000149423
Meta Mutation Damage Score 0.0688 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.4%
  • 10x: 96.6%
  • 20x: 93.1%
Validation Efficiency 96% (79/82)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene belongs to the myosin superfamily. Myosins are actin-dependent motor proteins and are categorized into conventional myosins (class II) and unconventional myosins (classes I and III through XV) based on their variable C-terminal cargo-binding domains. Class III myosins, such as this one, have a kinase domain N-terminal to the conserved N-terminal motor domains and are expressed in photoreceptors. The protein encoded by this gene plays an important role in hearing in humans. Three different recessive, loss of function mutations in the encoded protein have been shown to cause nonsyndromic progressive hearing loss. Expression of this gene is highly restricted, with the strongest expression in retina and cochlea. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a knock-in allele exhibit impaired hearing and cochlear hair cell degeneration. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 77 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700034J05Rik T A 6: 146,854,394 (GRCm39) D216V possibly damaging Het
2610021A01Rik C T 7: 41,276,081 (GRCm39) R595* probably null Het
Adgrl3 A G 5: 81,836,414 (GRCm39) D724G probably damaging Het
Akap6 T C 12: 53,187,578 (GRCm39) F1664S possibly damaging Het
Akt1 T C 12: 112,621,585 (GRCm39) I404V probably benign Het
Anxa13 T A 15: 58,205,344 (GRCm39) noncoding transcript Het
Atoh1 T C 6: 64,706,617 (GRCm39) V104A probably benign Het
Brwd1 T C 16: 95,822,437 (GRCm39) D1256G probably damaging Het
C9 ATTTT ATTT 15: 6,512,619 (GRCm39) probably null Het
Cd164 A G 10: 41,399,177 (GRCm39) T89A probably benign Het
Cep350 G C 1: 155,808,850 (GRCm39) N575K possibly damaging Het
Chrm5 A G 2: 112,310,597 (GRCm39) V173A probably damaging Het
Cnot1 A G 8: 96,468,572 (GRCm39) V1417A possibly damaging Het
Cntnap3 T C 13: 64,906,204 (GRCm39) T801A probably damaging Het
Cntnap5b A C 1: 99,999,865 (GRCm39) K208Q possibly damaging Het
Crx A T 7: 15,603,272 (GRCm39) V107D possibly damaging Het
Csrnp2 A G 15: 100,387,321 (GRCm39) F49S probably damaging Het
Ctbp1 A G 5: 33,408,248 (GRCm39) L228P possibly damaging Het
Ctdp1 A T 18: 80,492,616 (GRCm39) D626E possibly damaging Het
Cyp1a2 T C 9: 57,589,569 (GRCm39) T82A possibly damaging Het
Dnah3 T A 7: 119,566,793 (GRCm39) T2478S possibly damaging Het
Dnah3 T G 7: 119,567,182 (GRCm39) D2348A probably damaging Het
Dnah5 T C 15: 28,343,737 (GRCm39) I2379T probably damaging Het
Dnah6 A G 6: 73,069,175 (GRCm39) I2504T probably damaging Het
Dnase1l2 A C 17: 24,660,625 (GRCm39) W138G probably damaging Het
Dop1b T A 16: 93,563,061 (GRCm39) I855N probably damaging Het
Dsc3 T A 18: 20,098,903 (GRCm39) N759Y possibly damaging Het
Dtx2 C T 5: 136,061,147 (GRCm39) R510* probably null Het
Fat4 G T 3: 38,941,264 (GRCm39) M52I probably benign Het
Fat4 G A 3: 39,050,239 (GRCm39) E4034K probably damaging Het
Fezf2 T C 14: 12,344,350 (GRCm38) K279R probably damaging Het
Fsip2 G T 2: 82,806,861 (GRCm39) W1060L possibly damaging Het
G6pc1 T A 11: 101,258,768 (GRCm39) I49N probably damaging Het
Gars1 A G 6: 55,054,757 (GRCm39) E688G probably null Het
Gdf11 T C 10: 128,721,111 (GRCm39) N361S probably benign Het
Gli3 A C 13: 15,900,965 (GRCm39) M1451L probably benign Het
Heatr3 T C 8: 88,876,945 (GRCm39) I329T probably benign Het
Herc3 T G 6: 58,861,960 (GRCm39) probably null Het
Hrnr A G 3: 93,239,911 (GRCm39) N3383S unknown Het
Igsf3 A T 3: 101,338,612 (GRCm39) I309F probably benign Het
Kif21b C T 1: 136,080,002 (GRCm39) R513W probably damaging Het
Kif7 G T 7: 79,348,989 (GRCm39) H1195Q probably benign Het
Lpcat4 T C 2: 112,072,887 (GRCm39) V182A possibly damaging Het
Map3k21 T A 8: 126,654,294 (GRCm39) I371N probably benign Het
Mns1 G A 9: 72,356,041 (GRCm39) probably null Het
Nlrc4 A T 17: 74,733,938 (GRCm39) S992T probably benign Het
Notch4 G A 17: 34,806,562 (GRCm39) G1833E possibly damaging Het
Or52ad1 T A 7: 102,995,316 (GRCm39) Y273F possibly damaging Het
Or52n2 T C 7: 104,542,110 (GRCm39) T242A probably damaging Het
Or5g29 G A 2: 85,420,985 (GRCm39) V34I probably benign Het
Or5p5 A T 7: 107,413,907 (GRCm39) I39L probably benign Het
Or8a1b A T 9: 37,622,993 (GRCm39) I194K possibly damaging Het
Pcdh9 G A 14: 94,125,741 (GRCm39) P143L probably damaging Het
Pik3cd T A 4: 149,747,660 (GRCm39) T28S probably damaging Het
Pkd1 G T 17: 24,795,566 (GRCm39) probably null Het
Plk4 A T 3: 40,760,252 (GRCm39) S383C possibly damaging Het
Plxna2 T C 1: 194,326,297 (GRCm39) L77P probably damaging Het
Ppm1f T C 16: 16,741,530 (GRCm39) S335P probably damaging Het
Prr16 C T 18: 51,436,349 (GRCm39) P276L probably damaging Het
Rilp A G 11: 75,401,759 (GRCm39) probably null Het
Rspry1 A G 8: 95,358,682 (GRCm39) probably null Het
Serpinb9b T C 13: 33,213,542 (GRCm39) V33A probably benign Het
Slc4a10 C A 2: 62,098,548 (GRCm39) Q561K probably damaging Het
Smyd5 T C 6: 85,415,118 (GRCm39) I42T possibly damaging Het
Stk17b T C 1: 53,800,241 (GRCm39) N246D probably damaging Het
Suco T C 1: 161,646,380 (GRCm39) probably null Het
Tecpr1 C T 5: 144,141,515 (GRCm39) V785M possibly damaging Het
Telo2 C T 17: 25,320,642 (GRCm39) V756I probably benign Het
Tgm1 C T 14: 55,943,034 (GRCm39) R602H probably benign Het
Timeless A G 10: 128,080,056 (GRCm39) T402A probably damaging Het
Tnfaip2 T A 12: 111,416,325 (GRCm39) probably null Het
Trgc3 C A 13: 19,445,164 (GRCm39) F37L probably damaging Het
Trim5 A G 7: 103,914,828 (GRCm39) S414P probably damaging Het
Txnip A G 3: 96,467,066 (GRCm39) T247A possibly damaging Het
Vmn1r174 A T 7: 23,454,050 (GRCm39) T239S probably damaging Het
Vmn1r231 T A 17: 21,110,212 (GRCm39) E234D probably damaging Het
Zranb3 A T 1: 127,887,480 (GRCm39) N982K probably benign Het
Other mutations in Myo3a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01014:Myo3a APN 2 22,337,284 (GRCm39) missense probably benign 0.42
IGL01307:Myo3a APN 2 22,448,301 (GRCm39) missense probably damaging 1.00
IGL01413:Myo3a APN 2 22,302,411 (GRCm39) missense probably benign 0.25
IGL01655:Myo3a APN 2 22,428,137 (GRCm39) missense probably damaging 1.00
IGL01767:Myo3a APN 2 22,428,033 (GRCm39) missense probably damaging 0.96
IGL01803:Myo3a APN 2 22,245,926 (GRCm39) missense probably damaging 1.00
IGL01969:Myo3a APN 2 22,302,499 (GRCm39) missense probably benign 0.03
IGL02043:Myo3a APN 2 22,404,776 (GRCm39) missense probably benign 0.01
IGL02124:Myo3a APN 2 22,467,538 (GRCm39) missense probably benign 0.01
IGL02174:Myo3a APN 2 22,337,204 (GRCm39) missense probably benign 0.04
IGL02649:Myo3a APN 2 22,328,418 (GRCm39) missense probably benign
IGL02976:Myo3a APN 2 22,434,494 (GRCm39) nonsense probably null
IGL03328:Myo3a APN 2 22,468,210 (GRCm39) missense probably benign 0.02
IGL03376:Myo3a APN 2 22,490,086 (GRCm39) splice site probably benign
lose UTSW 2 22,448,332 (GRCm39) nonsense probably null
snooze UTSW 2 22,287,445 (GRCm39) missense probably damaging 0.99
A5278:Myo3a UTSW 2 22,328,464 (GRCm39) missense probably benign 0.27
PIT4445001:Myo3a UTSW 2 22,434,457 (GRCm39) missense possibly damaging 0.64
R0008:Myo3a UTSW 2 22,469,753 (GRCm39) missense probably damaging 0.99
R0099:Myo3a UTSW 2 22,250,409 (GRCm39) missense probably benign 0.03
R0103:Myo3a UTSW 2 22,436,360 (GRCm39) splice site probably benign
R0103:Myo3a UTSW 2 22,436,360 (GRCm39) splice site probably benign
R0212:Myo3a UTSW 2 22,296,659 (GRCm39) missense probably damaging 1.00
R0281:Myo3a UTSW 2 22,250,409 (GRCm39) missense probably benign 0.03
R0282:Myo3a UTSW 2 22,250,409 (GRCm39) missense probably benign 0.03
R0492:Myo3a UTSW 2 22,328,447 (GRCm39) missense possibly damaging 0.46
R0498:Myo3a UTSW 2 22,467,441 (GRCm39) missense possibly damaging 0.74
R0594:Myo3a UTSW 2 22,436,370 (GRCm39) splice site probably benign
R0609:Myo3a UTSW 2 22,401,110 (GRCm39) missense possibly damaging 0.95
R0609:Myo3a UTSW 2 22,338,324 (GRCm39) missense probably benign 0.29
R0827:Myo3a UTSW 2 22,448,227 (GRCm39) missense probably damaging 1.00
R0968:Myo3a UTSW 2 22,448,301 (GRCm39) missense probably damaging 1.00
R1157:Myo3a UTSW 2 22,434,456 (GRCm39) critical splice acceptor site probably null
R1301:Myo3a UTSW 2 22,271,906 (GRCm39) splice site probably benign
R1352:Myo3a UTSW 2 22,328,486 (GRCm39) critical splice donor site probably null
R1443:Myo3a UTSW 2 22,287,437 (GRCm39) missense probably damaging 0.99
R1465:Myo3a UTSW 2 22,467,939 (GRCm39) missense probably benign 0.00
R1465:Myo3a UTSW 2 22,467,939 (GRCm39) missense probably benign 0.00
R1517:Myo3a UTSW 2 22,287,445 (GRCm39) missense probably damaging 0.99
R1565:Myo3a UTSW 2 22,345,091 (GRCm39) missense probably damaging 1.00
R1712:Myo3a UTSW 2 22,455,004 (GRCm39) missense probably damaging 1.00
R1722:Myo3a UTSW 2 22,404,638 (GRCm39) missense probably benign 0.03
R1822:Myo3a UTSW 2 22,345,091 (GRCm39) missense probably damaging 1.00
R1823:Myo3a UTSW 2 22,345,091 (GRCm39) missense probably damaging 1.00
R1824:Myo3a UTSW 2 22,401,054 (GRCm39) missense probably benign
R1837:Myo3a UTSW 2 22,467,604 (GRCm39) missense possibly damaging 0.76
R1867:Myo3a UTSW 2 22,404,657 (GRCm39) missense probably benign 0.00
R1917:Myo3a UTSW 2 22,296,733 (GRCm39) missense probably damaging 1.00
R1920:Myo3a UTSW 2 22,455,008 (GRCm39) missense probably benign 0.02
R1937:Myo3a UTSW 2 22,401,126 (GRCm39) missense probably damaging 1.00
R1954:Myo3a UTSW 2 22,246,037 (GRCm39) missense probably damaging 1.00
R2091:Myo3a UTSW 2 22,338,488 (GRCm39) missense probably damaging 0.99
R2115:Myo3a UTSW 2 22,250,342 (GRCm39) missense probably damaging 1.00
R2125:Myo3a UTSW 2 22,468,186 (GRCm39) missense probably benign 0.42
R2126:Myo3a UTSW 2 22,468,186 (GRCm39) missense probably benign 0.42
R2216:Myo3a UTSW 2 22,467,783 (GRCm39) missense probably benign 0.00
R2413:Myo3a UTSW 2 22,467,924 (GRCm39) missense probably benign 0.00
R2964:Myo3a UTSW 2 22,345,067 (GRCm39) missense possibly damaging 0.90
R3196:Myo3a UTSW 2 22,404,679 (GRCm39) missense possibly damaging 0.86
R3837:Myo3a UTSW 2 22,455,121 (GRCm39) splice site probably benign
R3905:Myo3a UTSW 2 22,448,227 (GRCm39) missense probably damaging 1.00
R3926:Myo3a UTSW 2 22,455,053 (GRCm39) missense probably damaging 0.99
R4014:Myo3a UTSW 2 22,468,182 (GRCm39) missense possibly damaging 0.76
R4015:Myo3a UTSW 2 22,468,182 (GRCm39) missense possibly damaging 0.76
R4017:Myo3a UTSW 2 22,468,182 (GRCm39) missense possibly damaging 0.76
R4043:Myo3a UTSW 2 22,338,350 (GRCm39) splice site probably benign
R4044:Myo3a UTSW 2 22,467,712 (GRCm39) missense probably damaging 0.99
R4057:Myo3a UTSW 2 22,270,971 (GRCm39) missense probably benign 0.01
R4192:Myo3a UTSW 2 22,412,188 (GRCm39) missense probably damaging 1.00
R4282:Myo3a UTSW 2 22,345,089 (GRCm39) missense probably benign 0.14
R4321:Myo3a UTSW 2 22,271,966 (GRCm39) missense probably damaging 1.00
R4393:Myo3a UTSW 2 22,467,866 (GRCm39) missense probably damaging 0.99
R4398:Myo3a UTSW 2 22,467,854 (GRCm39) missense probably benign
R4446:Myo3a UTSW 2 22,490,149 (GRCm39) missense probably damaging 1.00
R4685:Myo3a UTSW 2 22,412,233 (GRCm39) missense probably damaging 1.00
R5032:Myo3a UTSW 2 22,287,413 (GRCm39) missense probably damaging 1.00
R5096:Myo3a UTSW 2 22,464,254 (GRCm39) missense probably benign 0.16
R5183:Myo3a UTSW 2 22,468,170 (GRCm39) missense probably benign 0.05
R5458:Myo3a UTSW 2 22,250,361 (GRCm39) missense probably damaging 1.00
R5502:Myo3a UTSW 2 22,448,381 (GRCm39) missense probably damaging 1.00
R5522:Myo3a UTSW 2 22,464,353 (GRCm39) missense probably damaging 1.00
R6462:Myo3a UTSW 2 22,448,423 (GRCm39) missense probably damaging 1.00
R6479:Myo3a UTSW 2 22,467,877 (GRCm39) missense probably benign 0.00
R6513:Myo3a UTSW 2 22,412,143 (GRCm39) missense probably damaging 1.00
R6520:Myo3a UTSW 2 22,404,737 (GRCm39) missense possibly damaging 0.90
R6602:Myo3a UTSW 2 22,467,799 (GRCm39) missense probably damaging 0.96
R6671:Myo3a UTSW 2 22,299,333 (GRCm39) missense probably damaging 1.00
R6743:Myo3a UTSW 2 22,366,475 (GRCm39) missense probably benign 0.24
R6865:Myo3a UTSW 2 22,464,313 (GRCm39) missense probably benign 0.00
R6961:Myo3a UTSW 2 22,250,369 (GRCm39) missense probably benign 0.00
R7001:Myo3a UTSW 2 22,337,188 (GRCm39) missense probably benign 0.04
R7215:Myo3a UTSW 2 22,250,378 (GRCm39) missense possibly damaging 0.78
R7301:Myo3a UTSW 2 22,436,504 (GRCm39) critical splice donor site probably null
R7318:Myo3a UTSW 2 22,448,332 (GRCm39) nonsense probably null
R7447:Myo3a UTSW 2 22,436,464 (GRCm39) missense probably benign 0.27
R7456:Myo3a UTSW 2 22,412,255 (GRCm39) missense probably benign 0.08
R7528:Myo3a UTSW 2 22,270,925 (GRCm39) nonsense probably null
R7731:Myo3a UTSW 2 22,287,400 (GRCm39) missense probably damaging 1.00
R7768:Myo3a UTSW 2 22,245,954 (GRCm39) missense probably damaging 0.99
R8054:Myo3a UTSW 2 22,464,329 (GRCm39) missense probably benign 0.00
R8140:Myo3a UTSW 2 22,412,157 (GRCm39) missense probably damaging 1.00
R8143:Myo3a UTSW 2 22,287,476 (GRCm39) critical splice donor site probably null
R8346:Myo3a UTSW 2 22,448,434 (GRCm39) critical splice donor site probably null
R8421:Myo3a UTSW 2 22,366,935 (GRCm39) missense probably benign 0.07
R8495:Myo3a UTSW 2 22,401,084 (GRCm39) missense probably damaging 0.96
R8551:Myo3a UTSW 2 22,337,277 (GRCm39) missense probably benign 0.00
R8708:Myo3a UTSW 2 22,296,607 (GRCm39) splice site probably benign
R8757:Myo3a UTSW 2 22,448,319 (GRCm39) missense possibly damaging 0.49
R8759:Myo3a UTSW 2 22,448,319 (GRCm39) missense possibly damaging 0.49
R8779:Myo3a UTSW 2 22,250,404 (GRCm39) nonsense probably null
R8828:Myo3a UTSW 2 22,245,864 (GRCm39) missense probably benign 0.01
R8910:Myo3a UTSW 2 22,464,280 (GRCm39) missense probably benign 0.01
R8916:Myo3a UTSW 2 22,457,704 (GRCm39) missense probably damaging 1.00
R8926:Myo3a UTSW 2 22,401,074 (GRCm39) missense possibly damaging 0.95
R9028:Myo3a UTSW 2 22,490,099 (GRCm39) missense possibly damaging 0.79
R9046:Myo3a UTSW 2 22,448,367 (GRCm39) missense probably damaging 0.99
R9120:Myo3a UTSW 2 22,436,464 (GRCm39) missense probably benign 0.27
R9153:Myo3a UTSW 2 22,404,744 (GRCm39) missense probably benign 0.02
R9191:Myo3a UTSW 2 22,469,841 (GRCm39) missense probably benign 0.24
R9258:Myo3a UTSW 2 22,467,545 (GRCm39) missense possibly damaging 0.60
R9436:Myo3a UTSW 2 22,412,235 (GRCm39) nonsense probably null
R9464:Myo3a UTSW 2 22,232,383 (GRCm39) start gained probably benign
R9487:Myo3a UTSW 2 22,245,862 (GRCm39) missense probably benign
R9719:Myo3a UTSW 2 22,436,493 (GRCm39) missense probably benign 0.02
R9799:Myo3a UTSW 2 22,490,181 (GRCm39) missense probably damaging 1.00
Z1177:Myo3a UTSW 2 22,508,152 (GRCm39) missense possibly damaging 0.58
Predicted Primers PCR Primer
(F):5'- TTCCTTGGAGAAGAAGACACTGG -3'
(R):5'- TGGGCATAAAAGTACATGGCTAC -3'

Sequencing Primer
(F):5'- ACTGGACCAGTGCCTCAG -3'
(R):5'- ACAATCCCCCAGCTATTGATTATTTG -3'
Posted On 2014-08-25