Incidental Mutation 'R3884:Myl3'
ID 310594
Institutional Source Beutler Lab
Gene Symbol Myl3
Ensembl Gene ENSMUSG00000059741
Gene Name myosin, light polypeptide 3
Synonyms slow skeletal, alkali, Mylc, MLC1s, ventricular, MLC1v
MMRRC Submission 040797-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.341) question?
Stock # R3884 (G1)
Quality Score 225
Status Not validated
Chromosome 9
Chromosomal Location 110592746-110598870 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 110597027 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Arginine at position 129 (H129R)
Ref Sequence ENSEMBL: ENSMUSP00000142530 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000079784] [ENSMUST00000124267] [ENSMUST00000136695] [ENSMUST00000200011]
AlphaFold P09542
Predicted Effect probably damaging
Transcript: ENSMUST00000079784
AA Change: H129R

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000078715
Gene: ENSMUSG00000059741
AA Change: H129R

DomainStartEndE-ValueType
low complexity region 2 45 N/A INTRINSIC
internal_repeat_1 61 124 1.28e-5 PROSPERO
internal_repeat_1 140 198 1.28e-5 PROSPERO
Predicted Effect possibly damaging
Transcript: ENSMUST00000124267
AA Change: H52R

PolyPhen 2 Score 0.879 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000142424
Gene: ENSMUSG00000059741
AA Change: H52R

DomainStartEndE-ValueType
SCOP:d1ggwa_ 1 127 2e-23 SMART
PDB:1W7J|B 2 126 3e-68 PDB
Blast:EFh 64 92 5e-12 BLAST
Blast:EFh 99 126 2e-9 BLAST
Predicted Effect possibly damaging
Transcript: ENSMUST00000136695
AA Change: H52R

PolyPhen 2 Score 0.879 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000142791
Gene: ENSMUSG00000059741
AA Change: H52R

DomainStartEndE-ValueType
SCOP:d1ggwa_ 1 127 2e-23 SMART
PDB:1W7J|B 2 126 3e-68 PDB
Blast:EFh 64 92 5e-12 BLAST
Blast:EFh 99 126 2e-9 BLAST
Predicted Effect noncoding transcript
Transcript: ENSMUST00000153142
Predicted Effect probably damaging
Transcript: ENSMUST00000200011
AA Change: H129R

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000142530
Gene: ENSMUSG00000059741
AA Change: H129R

DomainStartEndE-ValueType
low complexity region 2 45 N/A INTRINSIC
Pfam:EF-hand_6 62 93 4.7e-3 PFAM
internal_repeat_1 140 182 5.24e-5 PROSPERO
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.6%
  • 20x: 95.9%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] MYL3 encodes myosin light chain 3, an alkali light chain also referred to in the literature as both the ventricular isoform and the slow skeletal muscle isoform. Mutations in MYL3 have been identified as a cause of mid-left ventricular chamber type hypertrophic cardiomyopathy. [provided by RefSeq, Jul 2008]
Allele List at MGI
Other mutations in this stock
Total: 37 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adcy6 G A 15: 98,495,055 (GRCm39) S719F probably benign Het
Als2 A G 1: 59,224,727 (GRCm39) V998A probably damaging Het
Ankmy1 T G 1: 92,813,874 (GRCm39) E435A probably damaging Het
Ankrd52 A G 10: 128,224,824 (GRCm39) E820G probably damaging Het
Arsi G A 18: 61,049,723 (GRCm39) G202E probably benign Het
Atp6v0d2 T A 4: 19,910,677 (GRCm39) D71V probably damaging Het
C3 T C 17: 57,524,173 (GRCm39) probably null Het
Cnot7 A T 8: 40,963,171 (GRCm39) M1K probably null Het
Cntn2 A G 1: 132,456,677 (GRCm39) V123A probably damaging Het
Depdc5 G A 5: 33,101,421 (GRCm39) E904K probably damaging Het
Dip2c G T 13: 9,601,894 (GRCm39) L284F probably damaging Het
Epb41l3 C T 17: 69,581,111 (GRCm39) R552* probably null Het
Gabra4 T C 5: 71,814,600 (GRCm39) D40G probably benign Het
Gm9925 T C 18: 74,198,399 (GRCm39) probably benign Het
Igf2r T A 17: 12,928,355 (GRCm39) Q996L probably benign Het
Klk1b16 T C 7: 43,788,887 (GRCm39) V40A possibly damaging Het
Lin9 G T 1: 180,515,630 (GRCm39) G427* probably null Het
Lsmem1 GTACATACATACATACATACATACATACA GTACATACATACATACATACATACA 12: 40,235,260 (GRCm39) probably null Het
Lyg2 C G 1: 37,949,150 (GRCm39) A71P probably damaging Het
Mycbp2 A C 14: 103,532,686 (GRCm39) L390V probably damaging Het
Naa16 T C 14: 79,580,702 (GRCm39) K604R probably damaging Het
Nedd4 C T 9: 72,632,359 (GRCm39) P398S probably benign Het
Neurl1a T C 19: 47,241,885 (GRCm39) V309A probably benign Het
Or10a2 A T 7: 106,673,110 (GRCm39) Q25L possibly damaging Het
Or6c210 T C 10: 129,496,407 (GRCm39) V244A probably damaging Het
Pacs1 T C 19: 5,205,787 (GRCm39) Y301C probably damaging Het
Parl A T 16: 20,101,762 (GRCm39) M90K probably damaging Het
Plxnc1 A T 10: 94,746,549 (GRCm39) probably null Het
Prkd2 C A 7: 16,587,180 (GRCm39) S375R probably benign Het
Prss44 T C 9: 110,643,764 (GRCm39) I136T possibly damaging Het
Rock1 G A 18: 10,122,768 (GRCm39) T351I probably damaging Het
Selenon T C 4: 134,267,081 (GRCm39) N507S possibly damaging Het
Slc38a7 C T 8: 96,572,809 (GRCm39) G141R probably damaging Het
Trpm4 C T 7: 44,971,422 (GRCm39) probably null Het
Ttn T A 2: 76,560,705 (GRCm39) N27486I probably damaging Het
Xylb T C 9: 119,209,753 (GRCm39) M346T probably damaging Het
Zbtb17 T C 4: 141,191,886 (GRCm39) F306L probably damaging Het
Other mutations in Myl3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00822:Myl3 APN 9 110,595,557 (GRCm39) missense possibly damaging 0.95
IGL01292:Myl3 APN 9 110,597,045 (GRCm39) missense probably damaging 1.00
IGL02814:Myl3 APN 9 110,597,059 (GRCm39) nonsense probably null
R0009:Myl3 UTSW 9 110,596,997 (GRCm39) missense probably damaging 1.00
R0010:Myl3 UTSW 9 110,596,997 (GRCm39) missense probably damaging 1.00
R0015:Myl3 UTSW 9 110,596,997 (GRCm39) missense probably damaging 1.00
R0040:Myl3 UTSW 9 110,596,997 (GRCm39) missense probably damaging 1.00
R0045:Myl3 UTSW 9 110,596,997 (GRCm39) missense probably damaging 1.00
R0045:Myl3 UTSW 9 110,596,997 (GRCm39) missense probably damaging 1.00
R0080:Myl3 UTSW 9 110,596,997 (GRCm39) missense probably damaging 1.00
R0081:Myl3 UTSW 9 110,596,997 (GRCm39) missense probably damaging 1.00
R0095:Myl3 UTSW 9 110,596,997 (GRCm39) missense probably damaging 1.00
R0194:Myl3 UTSW 9 110,598,189 (GRCm39) missense probably benign 0.00
R1938:Myl3 UTSW 9 110,595,802 (GRCm39) missense probably damaging 1.00
R2230:Myl3 UTSW 9 110,596,979 (GRCm39) missense probably damaging 1.00
R2231:Myl3 UTSW 9 110,596,979 (GRCm39) missense probably damaging 1.00
R2315:Myl3 UTSW 9 110,595,809 (GRCm39) missense probably damaging 1.00
R5473:Myl3 UTSW 9 110,597,026 (GRCm39) missense probably damaging 1.00
R7059:Myl3 UTSW 9 110,571,105 (GRCm39) splice site probably benign
Predicted Primers PCR Primer
(F):5'- CGTTCCTAAGTAGACCATCAGGG -3'
(R):5'- AAGGTTTCCCTAGGACATCCC -3'

Sequencing Primer
(F):5'- GGTTTGTACACAGCACATGC -3'
(R):5'- GTTTCCCTAGGACATCCCAGAGAAAG -3'
Posted On 2015-04-17