Incidental Mutation 'R4303:Myo1a'
ID 322504
Institutional Source Beutler Lab
Gene Symbol Myo1a
Ensembl Gene ENSMUSG00000025401
Gene Name myosin IA
Synonyms brush border myosin 1, BBM-I, Myhl
MMRRC Submission 041090-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.110) question?
Stock # R4303 (G1)
Quality Score 225
Status Validated
Chromosome 10
Chromosomal Location 127541039-127556809 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 127549602 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 428 (T428A)
Ref Sequence ENSEMBL: ENSMUSP00000078540 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000079590]
AlphaFold O88329
Predicted Effect probably benign
Transcript: ENSMUST00000079590
AA Change: T428A

PolyPhen 2 Score 0.100 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000078540
Gene: ENSMUSG00000025401
AA Change: T428A

DomainStartEndE-ValueType
MYSc 3 695 N/A SMART
IQ 696 718 1.27e-3 SMART
IQ 719 741 1.09e-2 SMART
IQ 742 764 7.52e-6 SMART
Pfam:Myosin_TH1 847 1035 1.4e-42 PFAM
Meta Mutation Damage Score 0.0745 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.8%
  • 10x: 97.6%
  • 20x: 96.1%
Validation Efficiency 98% (44/45)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the myosin superfamily. The protein represents an unconventional myosin; it should not be confused with the conventional skeletal muscle myosin-1 (MYH1). Unconventional myosins contain the basic domains characteristic of conventional myosins and are further distinguished from class members by their tail domains. They function as actin-based molecular motors. Mutations in this gene have been associated with autosomal dominant deafness. Alternatively spliced variants have been found for this gene. [provided by RefSeq, Dec 2011]
PHENOTYPE: Homozygous null mice display abnormal small intestine brush border morphology, but have normal hearing. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 43 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb8 T C 5: 24,606,055 (GRCm39) S247P probably damaging Het
Atg4b A G 1: 93,695,984 (GRCm39) E41G probably benign Het
Bckdk T C 7: 127,504,502 (GRCm39) probably benign Het
Cacna2d1 A G 5: 16,507,246 (GRCm39) probably null Het
Chaf1a A G 17: 56,351,068 (GRCm39) D16G unknown Het
Defb12 A G 8: 19,162,737 (GRCm39) I65T probably benign Het
Dnah7c T C 1: 46,787,738 (GRCm39) Y3264H probably damaging Het
Ehhadh C A 16: 21,581,602 (GRCm39) K463N probably damaging Het
Ehmt2 G A 17: 35,127,724 (GRCm39) R901Q possibly damaging Het
Entrep1 G A 19: 23,952,993 (GRCm39) A439V probably damaging Het
Entrep1 C T 19: 23,953,002 (GRCm39) S436N probably damaging Het
Ern2 T C 7: 121,777,069 (GRCm39) probably null Het
Esp6 A G 17: 40,876,035 (GRCm39) T28A possibly damaging Het
Gm17333 A C 16: 77,649,767 (GRCm39) noncoding transcript Het
Heatr5a T C 12: 52,003,008 (GRCm39) T165A probably benign Het
Hoxa5 T C 6: 52,181,240 (GRCm39) S31G probably benign Het
Ift80 A G 3: 68,801,507 (GRCm39) I744T probably benign Het
Kalrn T C 16: 34,055,761 (GRCm39) K853E probably damaging Het
Krt36 A T 11: 99,994,239 (GRCm39) D279E possibly damaging Het
Map3k11 T A 19: 5,740,852 (GRCm39) V193E probably damaging Het
Mrgpra4 T A 7: 47,630,684 (GRCm39) M306L probably benign Het
Nuggc A G 14: 65,848,621 (GRCm39) H174R possibly damaging Het
Or14c40 G A 7: 86,313,163 (GRCm39) V98M probably benign Het
Or1e29 A T 11: 73,667,664 (GRCm39) M163K possibly damaging Het
Pigr G A 1: 130,769,554 (GRCm39) D122N probably benign Het
Pik3ca C T 3: 32,494,084 (GRCm39) R349* probably null Het
Rfxank T C 8: 70,588,862 (GRCm39) D89G probably damaging Het
Rsf1 CGGCGGCGG CGGCGGCGGTGGCGGCGG 7: 97,229,127 (GRCm39) probably benign Het
Serpina1a A G 12: 103,820,934 (GRCm39) L348P probably damaging Het
Shank1 A G 7: 43,991,898 (GRCm39) Y701C unknown Het
Six4 G T 12: 73,159,314 (GRCm39) D207E possibly damaging Het
Slco3a1 G T 7: 74,204,276 (GRCm39) D21E probably benign Het
Sox6 C T 7: 115,143,704 (GRCm39) probably null Het
Spta1 A G 1: 174,007,418 (GRCm39) N216S probably damaging Het
Stard13 T C 5: 150,986,334 (GRCm39) N392S possibly damaging Het
Tax1bp1 T C 6: 52,704,263 (GRCm39) V81A possibly damaging Het
Trim29 G T 9: 43,222,419 (GRCm39) V83L probably damaging Het
Vmn1r90 C T 7: 14,295,495 (GRCm39) W201* probably null Het
Wdr31 T A 4: 62,378,626 (GRCm39) N7I probably damaging Het
Ypel4 A G 2: 84,567,151 (GRCm39) probably benign Het
Zfp39 T C 11: 58,780,843 (GRCm39) K640E probably damaging Het
Zfp579 A G 7: 4,996,072 (GRCm39) probably benign Het
Zfp974 C A 7: 27,609,657 (GRCm39) K689N possibly damaging Het
Other mutations in Myo1a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01529:Myo1a APN 10 127,556,529 (GRCm39) missense probably benign 0.00
IGL01896:Myo1a APN 10 127,555,773 (GRCm39) missense probably benign
IGL02073:Myo1a APN 10 127,546,094 (GRCm39) missense probably damaging 0.98
IGL02380:Myo1a APN 10 127,550,354 (GRCm39) missense probably benign 0.00
IGL02507:Myo1a APN 10 127,548,478 (GRCm39) missense probably damaging 0.98
R0106:Myo1a UTSW 10 127,555,749 (GRCm39) missense probably benign 0.02
R0326:Myo1a UTSW 10 127,552,166 (GRCm39) missense probably benign 0.00
R0357:Myo1a UTSW 10 127,546,771 (GRCm39) missense probably benign 0.02
R0485:Myo1a UTSW 10 127,555,111 (GRCm39) splice site probably benign
R0676:Myo1a UTSW 10 127,555,749 (GRCm39) missense probably benign 0.02
R0707:Myo1a UTSW 10 127,555,732 (GRCm39) unclassified probably benign
R1241:Myo1a UTSW 10 127,555,148 (GRCm39) missense probably benign 0.00
R1441:Myo1a UTSW 10 127,555,148 (GRCm39) missense probably benign 0.00
R1458:Myo1a UTSW 10 127,555,806 (GRCm39) missense probably benign
R1546:Myo1a UTSW 10 127,548,493 (GRCm39) missense probably damaging 1.00
R1692:Myo1a UTSW 10 127,555,203 (GRCm39) splice site probably null
R1871:Myo1a UTSW 10 127,555,540 (GRCm39) missense probably benign
R2067:Myo1a UTSW 10 127,541,347 (GRCm39) missense probably benign 0.25
R2079:Myo1a UTSW 10 127,556,482 (GRCm39) missense probably benign 0.00
R2151:Myo1a UTSW 10 127,556,050 (GRCm39) missense probably benign 0.18
R2375:Myo1a UTSW 10 127,541,159 (GRCm39) missense probably damaging 1.00
R3014:Myo1a UTSW 10 127,552,214 (GRCm39) missense probably damaging 1.00
R3741:Myo1a UTSW 10 127,550,767 (GRCm39) missense probably benign 0.19
R3812:Myo1a UTSW 10 127,543,284 (GRCm39) missense possibly damaging 0.89
R4306:Myo1a UTSW 10 127,549,950 (GRCm39) missense probably benign
R4472:Myo1a UTSW 10 127,546,327 (GRCm39) missense probably benign 0.06
R4599:Myo1a UTSW 10 127,556,020 (GRCm39) splice site probably null
R4604:Myo1a UTSW 10 127,547,007 (GRCm39) missense probably damaging 1.00
R4649:Myo1a UTSW 10 127,546,086 (GRCm39) missense probably benign 0.05
R4747:Myo1a UTSW 10 127,550,307 (GRCm39) missense probably damaging 1.00
R4755:Myo1a UTSW 10 127,551,557 (GRCm39) missense probably damaging 1.00
R4972:Myo1a UTSW 10 127,552,178 (GRCm39) missense probably benign 0.31
R5072:Myo1a UTSW 10 127,543,288 (GRCm39) critical splice donor site probably null
R5073:Myo1a UTSW 10 127,543,288 (GRCm39) critical splice donor site probably null
R5074:Myo1a UTSW 10 127,543,288 (GRCm39) critical splice donor site probably null
R5386:Myo1a UTSW 10 127,541,766 (GRCm39) nonsense probably null
R5592:Myo1a UTSW 10 127,549,908 (GRCm39) missense probably damaging 1.00
R5619:Myo1a UTSW 10 127,554,413 (GRCm39) missense probably benign 0.00
R6001:Myo1a UTSW 10 127,542,794 (GRCm39) critical splice donor site probably null
R6374:Myo1a UTSW 10 127,543,549 (GRCm39) missense probably damaging 1.00
R6577:Myo1a UTSW 10 127,551,189 (GRCm39) missense possibly damaging 0.94
R6932:Myo1a UTSW 10 127,546,327 (GRCm39) missense probably benign 0.06
R7310:Myo1a UTSW 10 127,541,697 (GRCm39) missense probably damaging 0.98
R7395:Myo1a UTSW 10 127,546,309 (GRCm39) missense probably damaging 0.98
R7429:Myo1a UTSW 10 127,542,716 (GRCm39) missense probably damaging 1.00
R7430:Myo1a UTSW 10 127,542,716 (GRCm39) missense probably damaging 1.00
R8464:Myo1a UTSW 10 127,554,453 (GRCm39) missense probably benign 0.01
R8523:Myo1a UTSW 10 127,547,027 (GRCm39) missense probably damaging 1.00
R8722:Myo1a UTSW 10 127,542,707 (GRCm39) missense probably damaging 1.00
R8803:Myo1a UTSW 10 127,546,856 (GRCm39) missense probably benign 0.19
R8815:Myo1a UTSW 10 127,546,043 (GRCm39) missense probably benign 0.17
R8862:Myo1a UTSW 10 127,548,653 (GRCm39) missense probably benign 0.02
R8913:Myo1a UTSW 10 127,541,710 (GRCm39) missense probably benign 0.06
R8917:Myo1a UTSW 10 127,551,534 (GRCm39) missense possibly damaging 0.88
R9020:Myo1a UTSW 10 127,549,992 (GRCm39) missense probably benign 0.01
R9429:Myo1a UTSW 10 127,543,247 (GRCm39) missense probably damaging 1.00
X0067:Myo1a UTSW 10 127,549,614 (GRCm39) missense probably damaging 1.00
Z1177:Myo1a UTSW 10 127,542,750 (GRCm39) missense possibly damaging 0.69
Z1177:Myo1a UTSW 10 127,542,744 (GRCm39) missense probably benign 0.20
Predicted Primers PCR Primer
(F):5'- CTCCAGCAACTTGGGAGGAATG -3'
(R):5'- GACCTGGTCCTTCACAATGTC -3'

Sequencing Primer
(F):5'- TGAGTTGTAAACTGAATGACGCC -3'
(R):5'- GGTCCTTCACAATGTCCACAG -3'
Posted On 2015-06-20