Incidental Mutation 'R4081:Mylk3'
ID 368251
Institutional Source Beutler Lab
Gene Symbol Mylk3
Ensembl Gene ENSMUSG00000031698
Gene Name myosin light chain kinase 3
Synonyms D830007F02Rik
MMRRC Submission 040977-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.227) question?
Stock # R4081 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 86050933-86112969 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 86055311 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Phenylalanine at position 549 (L549F)
Ref Sequence ENSEMBL: ENSMUSP00000113389 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034133] [ENSMUST00000121972] [ENSMUST00000122452]
AlphaFold Q3UIZ8
Predicted Effect probably damaging
Transcript: ENSMUST00000034133
AA Change: L682F

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000034133
Gene: ENSMUSG00000031698
AA Change: L682F

DomainStartEndE-ValueType
low complexity region 11 26 N/A INTRINSIC
low complexity region 304 316 N/A INTRINSIC
S_TKc 491 746 6.93e-91 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000121972
AA Change: L619F

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000113960
Gene: ENSMUSG00000031698
AA Change: L619F

DomainStartEndE-ValueType
low complexity region 11 26 N/A INTRINSIC
low complexity region 241 253 N/A INTRINSIC
S_TKc 428 683 6.93e-91 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000122452
AA Change: L549F

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000113389
Gene: ENSMUSG00000031698
AA Change: L549F

DomainStartEndE-ValueType
low complexity region 171 183 N/A INTRINSIC
S_TKc 358 613 6.93e-91 SMART
Meta Mutation Damage Score 0.8331 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 96.0%
Validation Efficiency 98% (58/59)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Phosphorylation of cardiac myosin heavy chains (see MYH7B, MIM 609928) and light chains (see MYL2, MIM 160781) by a kinase, such as MYLK3, potentiates the force and rate of cross-bridge recruitment in cardiac myocytes (Chan et al., 2008 [PubMed 18202317]).[supplied by OMIM, Jul 2008]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit cardiac hypertrophy, reduced cardiac function and increased response of heart to induced stress. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 51 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aass A T 6: 23,109,497 (GRCm39) D324E possibly damaging Het
Adad1 A G 3: 37,118,512 (GRCm39) probably null Het
Aim2 T C 1: 173,287,417 (GRCm39) probably null Het
Arhgef1 G T 7: 24,625,271 (GRCm39) D850Y probably damaging Het
Ccnf T C 17: 24,442,872 (GRCm39) *778W probably null Het
Cd53 T C 3: 106,669,461 (GRCm39) H179R probably benign Het
Cit G T 5: 116,086,109 (GRCm39) R891L probably damaging Het
Clec4b1 T C 6: 123,046,733 (GRCm39) probably null Het
Cntrl C A 2: 35,051,938 (GRCm39) probably benign Het
Cntrl A G 2: 35,065,137 (GRCm39) D2148G probably damaging Het
Cpa5 T C 6: 30,631,228 (GRCm39) S381P probably benign Het
Crybg1 A T 10: 43,851,035 (GRCm39) V1612D probably damaging Het
Cwc25 G T 11: 97,644,744 (GRCm39) Q205K probably benign Het
Cyp2d11 A T 15: 82,276,002 (GRCm39) I193N possibly damaging Het
Gdi2 T A 13: 3,598,866 (GRCm39) C17S probably benign Het
Gm5436 T A 12: 84,305,489 (GRCm39) noncoding transcript Het
Ifit1bl1 T C 19: 34,572,040 (GRCm39) Y139C possibly damaging Het
Insr A T 8: 3,261,391 (GRCm39) M321K probably benign Het
Ippk T A 13: 49,599,852 (GRCm39) L237Q probably damaging Het
Itpr1 T A 6: 108,368,796 (GRCm39) I149N probably damaging Het
Kcnh8 GAGACCAACGAGCAGCTGATGCTTCAGA GAGA 17: 53,032,934 (GRCm39) 74 probably benign Het
Klk14 G A 7: 43,341,501 (GRCm39) C51Y probably damaging Het
Lrp2 T A 2: 69,343,617 (GRCm39) H914L probably damaging Het
Myd88 G T 9: 119,169,053 (GRCm39) probably benign Het
Myh2 T C 11: 67,081,256 (GRCm39) S1291P probably benign Het
Otog T C 7: 45,937,723 (GRCm39) S1811P possibly damaging Het
Phrf1 T C 7: 140,838,970 (GRCm39) probably benign Het
Plod3 G C 5: 137,017,000 (GRCm39) A50P probably benign Het
Prorp G T 12: 55,351,398 (GRCm39) V236F possibly damaging Het
Ptprh T A 7: 4,583,987 (GRCm39) T202S probably damaging Het
Ptprr A T 10: 116,072,615 (GRCm39) K329N probably benign Het
Rgl3 T A 9: 21,898,971 (GRCm39) H156L possibly damaging Het
Sema6b A G 17: 56,435,307 (GRCm39) V312A probably damaging Het
Sez6l T C 5: 112,609,032 (GRCm39) I606V probably benign Het
Slco1a1 T C 6: 141,881,688 (GRCm39) E148G probably damaging Het
Snph T C 2: 151,435,722 (GRCm39) D402G probably damaging Het
Sohlh1 A G 2: 25,735,734 (GRCm39) V135A probably benign Het
Sox14 T C 9: 99,757,277 (GRCm39) E154G possibly damaging Het
Spta1 A G 1: 174,041,632 (GRCm39) D1334G probably benign Het
Stard13 C A 5: 151,016,294 (GRCm39) probably null Het
Szt2 A G 4: 118,230,764 (GRCm39) probably benign Het
Tab2 G A 10: 7,795,595 (GRCm39) P296S probably damaging Het
Tbx15 A G 3: 99,220,370 (GRCm39) D48G possibly damaging Het
Tex10 T C 4: 48,468,873 (GRCm39) S101G probably benign Het
Tex11 C A X: 99,977,021 (GRCm39) A487S possibly damaging Het
Tulp4 C T 17: 6,282,055 (GRCm39) H695Y probably damaging Het
Vmn1r66 A G 7: 10,008,733 (GRCm39) I100T probably damaging Het
Vmn2r106 A T 17: 20,487,818 (GRCm39) Y860* probably null Het
Vwa3b C T 1: 37,074,905 (GRCm39) T24I probably damaging Het
Zfp541 G A 7: 15,806,060 (GRCm39) S65N probably benign Het
Zfp992 C T 4: 146,551,976 (GRCm39) H566Y probably damaging Het
Other mutations in Mylk3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00978:Mylk3 APN 8 86,082,155 (GRCm39) nonsense probably null
IGL01088:Mylk3 APN 8 86,078,586 (GRCm39) splice site probably null
IGL01431:Mylk3 APN 8 86,063,030 (GRCm39) missense probably damaging 1.00
IGL01488:Mylk3 APN 8 86,078,656 (GRCm39) missense probably damaging 1.00
IGL01550:Mylk3 APN 8 86,091,718 (GRCm39) missense probably damaging 1.00
IGL01786:Mylk3 APN 8 86,085,946 (GRCm39) missense probably benign 0.27
IGL01877:Mylk3 APN 8 86,085,671 (GRCm39) missense possibly damaging 0.66
IGL01995:Mylk3 APN 8 86,085,890 (GRCm39) missense possibly damaging 0.83
IGL02003:Mylk3 APN 8 86,085,727 (GRCm39) missense probably benign
IGL02251:Mylk3 APN 8 86,081,805 (GRCm39) missense probably benign 0.04
IGL02252:Mylk3 APN 8 86,082,105 (GRCm39) missense probably benign 0.04
IGL02341:Mylk3 APN 8 86,078,601 (GRCm39) missense probably damaging 1.00
IGL02352:Mylk3 APN 8 86,081,931 (GRCm39) missense probably benign 0.00
IGL02359:Mylk3 APN 8 86,081,931 (GRCm39) missense probably benign 0.00
IGL03000:Mylk3 APN 8 86,085,806 (GRCm39) missense probably damaging 0.97
IGL03185:Mylk3 APN 8 86,053,833 (GRCm39) missense probably damaging 0.97
IGL03404:Mylk3 APN 8 86,069,310 (GRCm39) missense probably damaging 1.00
R0005:Mylk3 UTSW 8 86,053,832 (GRCm39) missense possibly damaging 0.93
R0219:Mylk3 UTSW 8 86,081,873 (GRCm39) missense probably damaging 0.99
R0324:Mylk3 UTSW 8 86,079,535 (GRCm39) missense probably damaging 0.98
R0402:Mylk3 UTSW 8 86,079,539 (GRCm39) missense probably damaging 1.00
R0667:Mylk3 UTSW 8 86,081,794 (GRCm39) critical splice donor site probably null
R1711:Mylk3 UTSW 8 86,091,460 (GRCm39) missense probably damaging 1.00
R1857:Mylk3 UTSW 8 86,055,223 (GRCm39) missense probably damaging 0.98
R1875:Mylk3 UTSW 8 86,079,494 (GRCm39) missense probably damaging 1.00
R1878:Mylk3 UTSW 8 86,082,028 (GRCm39) missense possibly damaging 0.82
R1916:Mylk3 UTSW 8 86,053,821 (GRCm39) missense probably damaging 1.00
R3887:Mylk3 UTSW 8 86,078,676 (GRCm39) missense probably damaging 1.00
R4775:Mylk3 UTSW 8 86,085,689 (GRCm39) nonsense probably null
R4796:Mylk3 UTSW 8 86,077,014 (GRCm39) missense probably damaging 1.00
R4974:Mylk3 UTSW 8 86,091,412 (GRCm39) missense probably damaging 0.97
R5108:Mylk3 UTSW 8 86,085,721 (GRCm39) missense possibly damaging 0.83
R5194:Mylk3 UTSW 8 86,079,495 (GRCm39) missense probably benign 0.26
R5276:Mylk3 UTSW 8 86,082,071 (GRCm39) missense probably damaging 1.00
R5296:Mylk3 UTSW 8 86,082,060 (GRCm39) missense possibly damaging 0.66
R5303:Mylk3 UTSW 8 86,077,105 (GRCm39) missense probably damaging 1.00
R5338:Mylk3 UTSW 8 86,069,350 (GRCm39) missense probably damaging 1.00
R5957:Mylk3 UTSW 8 86,055,266 (GRCm39) missense probably damaging 0.98
R6021:Mylk3 UTSW 8 86,091,442 (GRCm39) missense possibly damaging 0.92
R6294:Mylk3 UTSW 8 86,077,012 (GRCm39) missense probably damaging 1.00
R6305:Mylk3 UTSW 8 86,077,048 (GRCm39) missense probably damaging 1.00
R6376:Mylk3 UTSW 8 86,085,571 (GRCm39) missense possibly damaging 0.53
R6970:Mylk3 UTSW 8 86,085,892 (GRCm39) missense probably damaging 0.97
R7081:Mylk3 UTSW 8 86,091,422 (GRCm39) missense probably benign 0.10
R7170:Mylk3 UTSW 8 86,077,114 (GRCm39) missense probably damaging 1.00
R7318:Mylk3 UTSW 8 86,085,726 (GRCm39) missense probably benign
R7422:Mylk3 UTSW 8 86,081,873 (GRCm39) missense probably benign 0.16
R7503:Mylk3 UTSW 8 86,080,218 (GRCm39) missense probably benign 0.00
R7536:Mylk3 UTSW 8 86,080,233 (GRCm39) missense probably benign 0.05
R8556:Mylk3 UTSW 8 86,053,902 (GRCm39) missense possibly damaging 0.78
R8731:Mylk3 UTSW 8 86,085,634 (GRCm39) missense probably benign 0.01
R8770:Mylk3 UTSW 8 86,091,460 (GRCm39) missense probably damaging 1.00
R8804:Mylk3 UTSW 8 86,085,874 (GRCm39) missense probably benign 0.10
R9064:Mylk3 UTSW 8 86,081,940 (GRCm39) missense probably benign
R9296:Mylk3 UTSW 8 86,085,561 (GRCm39) missense probably benign 0.01
R9418:Mylk3 UTSW 8 86,091,444 (GRCm39) missense possibly damaging 0.67
Z1176:Mylk3 UTSW 8 86,091,808 (GRCm39)
Z1177:Mylk3 UTSW 8 86,091,808 (GRCm39)
Z1177:Mylk3 UTSW 8 86,085,823 (GRCm39) missense probably benign 0.14
Predicted Primers PCR Primer
(F):5'- GCCACTGAATGACCAGCAAG -3'
(R):5'- CCTGATTAGTGGACACATTGTG -3'

Sequencing Primer
(F):5'- TGACCAGCAAGTAAAAATACCTCTTC -3'
(R):5'- ACTCTAGAGCAGTGGTTCTCAAC -3'
Posted On 2016-01-11