Incidental Mutation 'R1776:Mylk'
ID 197068
Institutional Source Beutler Lab
Gene Symbol Mylk
Ensembl Gene ENSMUSG00000022836
Gene Name myosin, light polypeptide kinase
Synonyms Mlck, telokin, nmMlck, 9530072E15Rik, A930019C19Rik, MLCK108, MLCK210
MMRRC Submission 039807-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1776 (G1)
Quality Score 225
Status Validated
Chromosome 16
Chromosomal Location 34565580-34822790 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 34773152 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 1250 (D1250G)
Ref Sequence ENSEMBL: ENSMUSP00000023538 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000023538]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000023538
AA Change: D1250G

PolyPhen 2 Score 0.157 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000023538
Gene: ENSMUSG00000022836
AA Change: D1250G

DomainStartEndE-ValueType
IGc2 54 122 9.05e-11 SMART
IGc2 177 244 3.94e-11 SMART
Pfam:23ISL 255 409 3.6e-60 PFAM
IGc2 423 491 1.55e-9 SMART
IGc2 523 587 3.32e-18 SMART
IGc2 632 699 6.02e-7 SMART
IGc2 730 798 1.36e-5 SMART
low complexity region 827 844 N/A INTRINSIC
IGc2 1141 1208 2.42e-11 SMART
low complexity region 1251 1269 N/A INTRINSIC
IG 1275 1359 4.56e-7 SMART
FN3 1362 1444 2.33e-11 SMART
low complexity region 1457 1479 N/A INTRINSIC
S_TKc 1495 1750 4.23e-95 SMART
IGc2 1852 1920 5.92e-15 SMART
low complexity region 1934 1950 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000231694
Predicted Effect noncoding transcript
Transcript: ENSMUST00000231998
Predicted Effect noncoding transcript
Transcript: ENSMUST00000232066
Predicted Effect noncoding transcript
Transcript: ENSMUST00000232399
Predicted Effect noncoding transcript
Transcript: ENSMUST00000232482
Meta Mutation Damage Score 0.0739 question?
Coding Region Coverage
  • 1x: 97.4%
  • 3x: 96.8%
  • 10x: 94.9%
  • 20x: 91.3%
Validation Efficiency 98% (86/88)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene, a muscle member of the immunoglobulin gene superfamily, encodes myosin light chain kinase which is a calcium/calmodulin dependent enzyme. This kinase phosphorylates myosin regulatory light chains to facilitate myosin interaction with actin filaments to produce contractile activity. This gene encodes both smooth muscle and nonmuscle isoforms. In addition, using a separate promoter in an intron in the 3' region, it encodes telokin, a small protein identical in sequence to the C-terminus of myosin light chain kinase, that is independently expressed in smooth muscle and functions to stabilize unphosphorylated myosin filaments. A pseudogene is located on the p arm of chromosome 3. Four transcript variants that produce four isoforms of the calcium/calmodulin dependent enzyme have been identified as well as two transcripts that produce two isoforms of telokin. Additional variants have been identified but lack full length transcripts. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice that lack the isoform abundant in endothelial cells show a reduced susceptibility to acute lung injury. Mice lacking the smooth muscle isoform exhibit partial pre- or neonatal lethality, short small intestine and impaired smooth muscle contraction in the colon. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 85 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930533K18Rik T C 10: 70,711,058 (GRCm39) noncoding transcript Het
9430097D07Rik T C 2: 32,464,767 (GRCm39) probably benign Het
A2m C G 6: 121,618,383 (GRCm39) F225L probably damaging Het
Adamts19 T A 18: 59,087,692 (GRCm39) I574N probably damaging Het
Ankfn1 T C 11: 89,417,300 (GRCm39) D104G possibly damaging Het
Ankhd1 T A 18: 36,780,361 (GRCm39) N1804K probably benign Het
Ankle1 G T 8: 71,861,918 (GRCm39) V474F probably damaging Het
Arfgap3 A G 15: 83,227,340 (GRCm39) V24A probably benign Het
Asph A T 4: 9,598,773 (GRCm39) S149R probably damaging Het
Cass4 A T 2: 172,269,615 (GRCm39) I568L probably benign Het
Cd84 A G 1: 171,700,317 (GRCm39) T145A possibly damaging Het
Cdx1 G A 18: 61,169,086 (GRCm39) A36V probably benign Het
Cep57 A T 9: 13,730,170 (GRCm39) S123T probably damaging Het
Clca3a2 T A 3: 144,519,681 (GRCm39) Q231L probably damaging Het
Clcnkb T C 4: 141,142,500 (GRCm39) probably benign Het
Crabp2 C A 3: 87,860,301 (GRCm39) T125K probably benign Het
Dennd3 A G 15: 73,426,950 (GRCm39) T776A possibly damaging Het
Dnajb6 T C 5: 29,990,091 (GRCm39) probably benign Het
Dsp T A 13: 38,380,593 (GRCm39) I1847N probably damaging Het
Dync1h1 T C 12: 110,599,362 (GRCm39) probably benign Het
Ecpas A G 4: 58,879,100 (GRCm39) I63T probably damaging Het
Fbn1 A C 2: 125,163,654 (GRCm39) F2067L possibly damaging Het
Fbxo16 T A 14: 65,532,835 (GRCm39) probably null Het
Gm3604 C A 13: 62,517,888 (GRCm39) G157* probably null Het
Gm5250 A G 1: 13,132,564 (GRCm39) noncoding transcript Het
Gpam A G 19: 55,067,007 (GRCm39) S503P possibly damaging Het
Herc4 T A 10: 63,099,950 (GRCm39) C124* probably null Het
Ift27 T C 15: 78,050,181 (GRCm39) D76G probably null Het
Igdcc3 C T 9: 65,090,034 (GRCm39) Q550* probably null Het
Igsf6 T A 7: 120,667,522 (GRCm39) I165F probably damaging Het
Il31ra T C 13: 112,677,773 (GRCm39) I173M probably damaging Het
Kbtbd6 G A 14: 79,690,045 (GRCm39) D247N probably benign Het
Kcnq2 T A 2: 180,742,350 (GRCm39) T394S probably benign Het
Mia2 A G 12: 59,196,361 (GRCm39) probably benign Het
Mvp T C 7: 126,591,933 (GRCm39) Q419R probably benign Het
Necab1 A G 4: 15,111,267 (GRCm39) Y54H probably damaging Het
Nlk T A 11: 78,477,853 (GRCm39) M297L probably benign Het
Nsl1 G T 1: 190,795,385 (GRCm39) M50I probably benign Het
Numa1 A G 7: 101,660,257 (GRCm39) T441A probably damaging Het
Ofd1 A G X: 165,189,002 (GRCm39) Y755H probably benign Het
Or10d1c G A 9: 38,894,190 (GRCm39) S50F probably damaging Het
Or6c69b C T 10: 129,627,000 (GRCm39) V153I probably benign Het
Or8b12i G A 9: 20,082,105 (GRCm39) T254I probably benign Het
Ovgp1 A T 3: 105,885,114 (GRCm39) H151L possibly damaging Het
Pigz G A 16: 31,763,397 (GRCm39) E152K probably damaging Het
Plxna1 A T 6: 89,312,446 (GRCm39) D779E probably benign Het
Ppil4 A T 10: 7,686,201 (GRCm39) E353V probably benign Het
Ptprq C T 10: 107,520,950 (GRCm39) G741S probably damaging Het
Rplp0 T C 5: 115,700,524 (GRCm39) Y231H probably benign Het
Rps24 A G 14: 24,541,830 (GRCm39) T6A probably damaging Het
Rundc3b T C 5: 8,629,050 (GRCm39) E117G probably damaging Het
Ryr2 A C 13: 11,760,062 (GRCm39) probably null Het
Ryr3 A T 2: 112,787,598 (GRCm39) M198K probably damaging Het
Sdhd T C 9: 50,508,500 (GRCm39) K122R probably benign Het
Senp2 T C 16: 21,861,810 (GRCm39) probably benign Het
Setd3 C A 12: 108,131,420 (GRCm39) G2V probably damaging Het
Sfxn5 A G 6: 85,244,927 (GRCm39) probably benign Het
She T A 3: 89,739,345 (GRCm39) S179T possibly damaging Het
Slc24a2 G A 4: 87,094,526 (GRCm39) T331I probably benign Het
Slc45a3 T C 1: 131,904,694 (GRCm39) W6R possibly damaging Het
Slc9a4 T C 1: 40,668,447 (GRCm39) S697P probably benign Het
Soat1 C T 1: 156,269,991 (GRCm39) V143I probably benign Het
Sp8 T A 12: 118,813,302 (GRCm39) F386I probably damaging Het
Spata31d1b A G 13: 59,864,381 (GRCm39) T510A probably benign Het
Srgap2 T A 1: 131,339,588 (GRCm39) I125F probably damaging Het
Stab2 T A 10: 86,793,680 (GRCm39) I472F possibly damaging Het
Taar7f C T 10: 23,925,546 (GRCm39) R47C probably benign Het
Tbc1d19 T A 5: 54,046,653 (GRCm39) probably null Het
Tbc1d21 T A 9: 58,274,011 (GRCm39) probably benign Het
Tcaf1 A G 6: 42,655,389 (GRCm39) I529T possibly damaging Het
Tgfbr2 A T 9: 116,004,035 (GRCm39) I24N possibly damaging Het
Tgm1 T C 14: 55,946,854 (GRCm39) T385A probably damaging Het
Tgm2 T C 2: 157,973,379 (GRCm39) N244S probably benign Het
Thoc5 T C 11: 4,864,517 (GRCm39) probably benign Het
Tmc2 A T 2: 130,076,789 (GRCm39) I372F probably damaging Het
Tnrc6a A G 7: 122,770,520 (GRCm39) D222G probably damaging Het
Trhde T G 10: 114,636,508 (GRCm39) N233T probably benign Het
Tstd3 T C 4: 21,759,475 (GRCm39) Y99C probably damaging Het
Ttc22 A T 4: 106,496,237 (GRCm39) D429V possibly damaging Het
Ugcg A G 4: 59,207,775 (GRCm39) N38S probably benign Het
Ush2a A G 1: 188,460,400 (GRCm39) I2554V possibly damaging Het
Usp16 A G 16: 87,276,204 (GRCm39) D513G probably damaging Het
Vip T C 10: 5,594,992 (GRCm39) probably null Het
Vmn1r4 A G 6: 56,934,023 (GRCm39) I176V probably benign Het
Zfp804b T C 5: 6,819,806 (GRCm39) T1050A probably damaging Het
Other mutations in Mylk
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01384:Mylk APN 16 34,759,322 (GRCm39) missense probably benign 0.36
IGL01386:Mylk APN 16 34,791,610 (GRCm39) critical splice acceptor site probably null
IGL01684:Mylk APN 16 34,792,310 (GRCm39) missense possibly damaging 0.55
IGL01884:Mylk APN 16 34,809,247 (GRCm39) splice site probably benign
IGL02079:Mylk APN 16 34,681,001 (GRCm39) missense possibly damaging 0.87
IGL02104:Mylk APN 16 34,635,805 (GRCm39) missense probably benign 0.06
IGL02624:Mylk APN 16 34,750,266 (GRCm39) missense probably benign 0.29
IGL02756:Mylk APN 16 34,784,016 (GRCm39) missense probably benign 0.42
IGL02794:Mylk APN 16 34,806,911 (GRCm39) missense probably benign 0.21
IGL02833:Mylk APN 16 34,735,270 (GRCm39) missense probably benign 0.01
IGL02946:Mylk APN 16 34,742,158 (GRCm39) missense probably benign 0.10
IGL03012:Mylk APN 16 34,773,151 (GRCm39) missense probably benign 0.03
IGL03093:Mylk APN 16 34,732,562 (GRCm39) missense possibly damaging 0.62
IGL03272:Mylk APN 16 34,799,559 (GRCm39) missense probably benign 0.09
billy UTSW 16 34,695,990 (GRCm39) missense probably damaging 0.97
brutus UTSW 16 34,774,065 (GRCm39) missense probably benign 0.12
Club UTSW 16 34,732,645 (GRCm39) nonsense probably null
popeye UTSW 16 34,783,947 (GRCm39) missense probably benign 0.29
F5770:Mylk UTSW 16 34,815,574 (GRCm39) critical splice donor site probably null
P4717OSA:Mylk UTSW 16 34,797,483 (GRCm39) splice site probably benign
PIT4382001:Mylk UTSW 16 34,696,012 (GRCm39) missense probably damaging 0.99
R0131:Mylk UTSW 16 34,695,874 (GRCm39) missense probably benign 0.03
R0309:Mylk UTSW 16 34,732,667 (GRCm39) splice site probably benign
R0358:Mylk UTSW 16 34,699,845 (GRCm39) missense possibly damaging 0.74
R0381:Mylk UTSW 16 34,605,344 (GRCm39) splice site probably null
R0390:Mylk UTSW 16 34,695,990 (GRCm39) missense probably damaging 0.97
R0413:Mylk UTSW 16 34,742,314 (GRCm39) missense probably benign 0.01
R0536:Mylk UTSW 16 34,820,757 (GRCm39) missense possibly damaging 0.95
R0544:Mylk UTSW 16 34,699,845 (GRCm39) missense possibly damaging 0.74
R0545:Mylk UTSW 16 34,699,845 (GRCm39) missense possibly damaging 0.74
R0546:Mylk UTSW 16 34,699,845 (GRCm39) missense possibly damaging 0.74
R0547:Mylk UTSW 16 34,699,845 (GRCm39) missense possibly damaging 0.74
R0548:Mylk UTSW 16 34,699,845 (GRCm39) missense possibly damaging 0.74
R0627:Mylk UTSW 16 34,820,799 (GRCm39) missense probably damaging 1.00
R0726:Mylk UTSW 16 34,699,845 (GRCm39) missense possibly damaging 0.74
R0755:Mylk UTSW 16 34,699,845 (GRCm39) missense possibly damaging 0.74
R0782:Mylk UTSW 16 34,699,845 (GRCm39) missense possibly damaging 0.74
R0783:Mylk UTSW 16 34,699,845 (GRCm39) missense possibly damaging 0.74
R0784:Mylk UTSW 16 34,699,845 (GRCm39) missense possibly damaging 0.74
R1136:Mylk UTSW 16 34,820,688 (GRCm39) missense probably damaging 1.00
R1170:Mylk UTSW 16 34,694,409 (GRCm39) missense probably benign 0.20
R1222:Mylk UTSW 16 34,681,022 (GRCm39) missense probably benign 0.12
R1445:Mylk UTSW 16 34,635,835 (GRCm39) missense possibly damaging 0.57
R1583:Mylk UTSW 16 34,695,956 (GRCm39) missense probably benign 0.29
R1618:Mylk UTSW 16 34,699,845 (GRCm39) missense possibly damaging 0.74
R1643:Mylk UTSW 16 34,696,005 (GRCm39) missense probably benign 0.03
R1702:Mylk UTSW 16 34,742,314 (GRCm39) missense probably benign 0.00
R1865:Mylk UTSW 16 34,732,600 (GRCm39) missense probably benign 0.03
R1975:Mylk UTSW 16 34,700,673 (GRCm39) splice site probably null
R2016:Mylk UTSW 16 34,817,187 (GRCm39) missense probably damaging 1.00
R2045:Mylk UTSW 16 34,774,023 (GRCm39) missense probably benign 0.29
R2134:Mylk UTSW 16 34,806,846 (GRCm39) missense probably benign 0.13
R3547:Mylk UTSW 16 34,700,538 (GRCm39) missense possibly damaging 0.61
R3844:Mylk UTSW 16 34,742,247 (GRCm39) missense probably benign 0.01
R4003:Mylk UTSW 16 34,783,947 (GRCm39) missense probably benign 0.29
R4396:Mylk UTSW 16 34,732,645 (GRCm39) nonsense probably null
R4470:Mylk UTSW 16 34,732,522 (GRCm39) missense probably benign 0.09
R4507:Mylk UTSW 16 34,774,065 (GRCm39) missense probably benign 0.12
R4700:Mylk UTSW 16 34,742,805 (GRCm39) missense probably benign 0.16
R4751:Mylk UTSW 16 34,699,539 (GRCm39) missense probably benign 0.29
R4815:Mylk UTSW 16 34,715,295 (GRCm39) missense probably damaging 0.97
R4832:Mylk UTSW 16 34,742,737 (GRCm39) missense probably benign 0.36
R4872:Mylk UTSW 16 34,735,360 (GRCm39) missense possibly damaging 0.89
R4953:Mylk UTSW 16 34,809,331 (GRCm39) missense probably damaging 1.00
R4969:Mylk UTSW 16 34,791,810 (GRCm39) missense probably damaging 0.96
R5009:Mylk UTSW 16 34,719,877 (GRCm39) missense probably benign 0.39
R5130:Mylk UTSW 16 34,809,367 (GRCm39) missense probably damaging 1.00
R5173:Mylk UTSW 16 34,797,383 (GRCm39) missense probably benign 0.40
R5195:Mylk UTSW 16 34,799,585 (GRCm39) missense probably damaging 1.00
R5209:Mylk UTSW 16 34,742,995 (GRCm39) missense possibly damaging 0.55
R5311:Mylk UTSW 16 34,742,127 (GRCm39) missense probably benign 0.01
R5418:Mylk UTSW 16 34,732,600 (GRCm39) missense probably benign 0.02
R5481:Mylk UTSW 16 34,741,974 (GRCm39) missense probably benign 0.09
R5590:Mylk UTSW 16 34,699,722 (GRCm39) missense probably benign 0.29
R5603:Mylk UTSW 16 34,776,862 (GRCm39) missense probably benign 0.06
R5823:Mylk UTSW 16 34,715,317 (GRCm39) critical splice donor site probably null
R6290:Mylk UTSW 16 34,715,213 (GRCm39) missense probably benign 0.39
R6351:Mylk UTSW 16 34,742,341 (GRCm39) missense probably benign 0.01
R6365:Mylk UTSW 16 34,680,961 (GRCm39) missense probably benign 0.12
R6490:Mylk UTSW 16 34,750,237 (GRCm39) missense possibly damaging 0.74
R6723:Mylk UTSW 16 34,750,258 (GRCm39) missense possibly damaging 0.74
R6864:Mylk UTSW 16 34,694,520 (GRCm39) missense probably benign 0.03
R6908:Mylk UTSW 16 34,700,643 (GRCm39) missense probably benign 0.18
R6949:Mylk UTSW 16 34,820,688 (GRCm39) missense probably damaging 1.00
R7018:Mylk UTSW 16 34,820,796 (GRCm39) missense possibly damaging 0.88
R7035:Mylk UTSW 16 34,797,352 (GRCm39) missense possibly damaging 0.89
R7162:Mylk UTSW 16 34,742,899 (GRCm39) missense probably damaging 1.00
R7236:Mylk UTSW 16 34,742,899 (GRCm39) missense probably damaging 1.00
R7269:Mylk UTSW 16 34,605,381 (GRCm39) missense probably damaging 0.96
R7475:Mylk UTSW 16 34,734,446 (GRCm39) splice site probably null
R7525:Mylk UTSW 16 34,809,357 (GRCm39) missense probably benign 0.06
R7587:Mylk UTSW 16 34,742,887 (GRCm39) missense probably benign 0.29
R7607:Mylk UTSW 16 34,715,184 (GRCm39) missense probably benign 0.09
R7616:Mylk UTSW 16 34,699,927 (GRCm39) missense probably damaging 0.97
R7647:Mylk UTSW 16 34,699,894 (GRCm39) missense probably benign 0.29
R7648:Mylk UTSW 16 34,699,894 (GRCm39) missense probably benign 0.29
R7764:Mylk UTSW 16 34,742,553 (GRCm39) missense probably benign 0.16
R7890:Mylk UTSW 16 34,784,018 (GRCm39) nonsense probably null
R7892:Mylk UTSW 16 34,699,894 (GRCm39) missense probably benign 0.29
R7893:Mylk UTSW 16 34,699,894 (GRCm39) missense probably benign 0.29
R8065:Mylk UTSW 16 34,792,389 (GRCm39) missense probably benign 0.08
R8067:Mylk UTSW 16 34,792,389 (GRCm39) missense probably benign 0.08
R8143:Mylk UTSW 16 34,734,525 (GRCm39) missense possibly damaging 0.87
R8210:Mylk UTSW 16 34,820,721 (GRCm39) missense probably damaging 1.00
R8271:Mylk UTSW 16 34,742,949 (GRCm39) missense probably damaging 0.97
R8540:Mylk UTSW 16 34,750,257 (GRCm39) missense possibly damaging 0.87
R8721:Mylk UTSW 16 34,817,176 (GRCm39) missense probably damaging 1.00
R8743:Mylk UTSW 16 34,741,427 (GRCm39) missense probably benign 0.03
R8798:Mylk UTSW 16 34,719,772 (GRCm39) missense possibly damaging 0.89
R8956:Mylk UTSW 16 34,791,779 (GRCm39) missense probably benign 0.01
R9131:Mylk UTSW 16 34,776,835 (GRCm39) missense probably benign 0.29
R9403:Mylk UTSW 16 34,696,012 (GRCm39) nonsense probably null
R9624:Mylk UTSW 16 34,699,677 (GRCm39) missense probably benign 0.29
R9735:Mylk UTSW 16 34,735,179 (GRCm39) missense probably benign 0.09
R9756:Mylk UTSW 16 34,734,387 (GRCm39) missense probably damaging 0.96
R9763:Mylk UTSW 16 34,699,482 (GRCm39) nonsense probably null
RF001:Mylk UTSW 16 34,699,741 (GRCm39) missense probably benign 0.03
V7580:Mylk UTSW 16 34,815,574 (GRCm39) critical splice donor site probably null
V7583:Mylk UTSW 16 34,815,574 (GRCm39) critical splice donor site probably null
X0065:Mylk UTSW 16 34,820,811 (GRCm39) missense probably damaging 1.00
Z1177:Mylk UTSW 16 34,743,021 (GRCm39) missense possibly damaging 0.74
Predicted Primers PCR Primer
(F):5'- TCTTTCAGTAGGACTATGAGGGGCG -3'
(R):5'- GCCCAGAATGTGGAGCTTAGACAG -3'

Sequencing Primer
(F):5'- GAGTTTTGAGAACTTCTATCCCACTG -3'
(R):5'- CTTAGACAGGGCAAGGATCTGC -3'
Posted On 2014-05-23