Incidental Mutation 'R0090:Acta1'
ID 20153
Institutional Source Beutler Lab
Gene Symbol Acta1
Ensembl Gene ENSMUSG00000031972
Gene Name actin alpha 1, skeletal muscle
Synonyms Actsk-1, Acts
MMRRC Submission 038377-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R0090 (G1)
Quality Score 225
Status Validated (trace)
Chromosome 8
Chromosomal Location 124618508-124621490 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 124620396 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Serine at position 14 (N14S)
Ref Sequence ENSEMBL: ENSMUSP00000148594 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034453] [ENSMUST00000044795] [ENSMUST00000127664] [ENSMUST00000212584]
AlphaFold P68134
Predicted Effect possibly damaging
Transcript: ENSMUST00000034453
AA Change: N14S

PolyPhen 2 Score 0.622 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000034453
Gene: ENSMUSG00000031972
AA Change: N14S

DomainStartEndE-ValueType
ACTIN 7 377 8.06e-237 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000044795
SMART Domains Protein: ENSMUSP00000048084
Gene: ENSMUSG00000039509

DomainStartEndE-ValueType
low complexity region 8 19 N/A INTRINSIC
PDB:1XKS|A 66 513 N/A PDB
Pfam:Nucleoporin_C 593 1052 1.2e-26 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000127664
SMART Domains Protein: ENSMUSP00000118564
Gene: ENSMUSG00000092329

DomainStartEndE-ValueType
Pfam:Glycos_transf_2 104 287 7.4e-31 PFAM
Pfam:Glyco_transf_7C 261 331 4.9e-8 PFAM
RICIN 406 531 9.28e-27 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000212584
AA Change: N14S

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
Predicted Effect noncoding transcript
Transcript: ENSMUST00000212751
Meta Mutation Damage Score 0.7758 question?
Coding Region Coverage
  • 1x: 98.9%
  • 3x: 98.0%
  • 10x: 95.7%
  • 20x: 91.4%
Validation Efficiency 99% (90/91)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The product encoded by this gene belongs to the actin family of proteins, which are highly conserved proteins that play a role in cell motility, structure and integrity. Alpha, beta and gamma actin isoforms have been identified, with alpha actins being a major constituent of the contractile apparatus, while beta and gamma actins are involved in the regulation of cell motility. This actin is an alpha actin that is found in skeletal muscle. Mutations in this gene cause nemaline myopathy type 3, congenital myopathy with excess of thin myofilaments, congenital myopathy with cores, and congenital myopathy with fiber-type disproportion, diseases that lead to muscle fiber defects. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous mutant animals die by postnatal day 10 and display reduced body weight/size, atrophy of brown adipose tissue, depleted glycogen stores of the liver and skeletal muscles, muscle weakness, and scoliosis. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 89 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2010315B03Rik T C 9: 124,057,789 (GRCm39) probably benign Het
4933427I04Rik A G 4: 123,754,775 (GRCm39) T230A possibly damaging Het
Acsm1 T C 7: 119,261,412 (GRCm39) probably benign Het
Aff4 A G 11: 53,283,609 (GRCm39) T362A probably benign Het
Aggf1 A G 13: 95,501,467 (GRCm39) I305T probably benign Het
Ap4b1 A G 3: 103,727,745 (GRCm39) D325G possibly damaging Het
Ap4e1 C T 2: 126,906,905 (GRCm39) T1055I possibly damaging Het
Arhgef2 A T 3: 88,546,655 (GRCm39) Q496L probably damaging Het
Arhgef28 A G 13: 98,211,618 (GRCm39) F122L probably damaging Het
Baiap3 G A 17: 25,469,044 (GRCm39) probably benign Het
Casp8ap2 T A 4: 32,640,327 (GRCm39) H460Q probably damaging Het
Casz1 A G 4: 149,017,868 (GRCm39) T386A probably benign Het
Cd53 A T 3: 106,674,725 (GRCm39) V114E possibly damaging Het
Celsr2 A G 3: 108,300,643 (GRCm39) probably benign Het
Cfap300 T A 9: 8,027,184 (GRCm39) N118I probably benign Het
Chaf1b G T 16: 93,684,012 (GRCm39) A88S possibly damaging Het
Cldn10 A T 14: 119,111,612 (GRCm39) Y194F probably damaging Het
Clec2e A C 6: 129,072,181 (GRCm39) probably null Het
Cmpk2 A T 12: 26,528,021 (GRCm39) T413S probably benign Het
Col9a1 T A 1: 24,262,643 (GRCm39) probably null Het
Dchs1 G T 7: 105,405,139 (GRCm39) Q2468K probably benign Het
Ddx60 A G 8: 62,395,327 (GRCm39) D88G probably damaging Het
Dnah8 A G 17: 31,003,064 (GRCm39) R3588G probably benign Het
Ect2 T C 3: 27,169,625 (GRCm39) T774A probably benign Het
Ect2 C T 3: 27,192,651 (GRCm39) E431K probably null Het
Ern1 A G 11: 106,296,649 (GRCm39) V767A probably damaging Het
Fbln1 A C 15: 85,108,489 (GRCm39) E75A possibly damaging Het
Fgf5 C T 5: 98,409,846 (GRCm39) R132* probably null Het
Folh1 T C 7: 86,375,076 (GRCm39) probably benign Het
Gdf15 A T 8: 71,082,334 (GRCm39) H257Q probably damaging Het
Ghitm T C 14: 36,844,176 (GRCm39) T322A probably benign Het
Gm5709 A G 3: 59,526,192 (GRCm39) noncoding transcript Het
Hbb-y C T 7: 103,501,950 (GRCm39) probably null Het
Hmcn2 A T 2: 31,316,210 (GRCm39) D3771V probably damaging Het
Hspa12a T C 19: 58,787,941 (GRCm39) D627G probably benign Het
Idh2 T C 7: 79,747,662 (GRCm39) E286G probably damaging Het
Idh3b C A 2: 130,122,899 (GRCm39) A297S probably benign Het
Igsf3 A G 3: 101,342,968 (GRCm39) E535G probably damaging Het
Ilf3 T A 9: 21,306,710 (GRCm39) D314E probably damaging Het
Itgb8 A G 12: 119,166,298 (GRCm39) S78P probably benign Het
Itih5 G A 2: 10,169,495 (GRCm39) V31I probably benign Het
Kcnj2 T C 11: 110,963,853 (GRCm39) V415A probably benign Het
Kin A G 2: 10,090,584 (GRCm39) Q53R possibly damaging Het
Krt78 A T 15: 101,856,272 (GRCm39) M513K probably benign Het
Krtap4-8 A T 11: 99,671,312 (GRCm39) probably benign Het
Ltbr T C 6: 125,286,412 (GRCm39) probably benign Het
Mgat4a G A 1: 37,529,414 (GRCm39) T146I probably damaging Het
Mrps2 G C 2: 28,358,268 (GRCm39) W19C probably damaging Het
Mthfs T C 9: 89,093,344 (GRCm39) S33P probably damaging Het
Myh6 T C 14: 55,196,161 (GRCm39) D546G probably damaging Het
Nanos3 C T 8: 84,902,763 (GRCm39) R133Q probably damaging Het
Ndst2 T C 14: 20,777,335 (GRCm39) T553A probably damaging Het
Nlrp12 T C 7: 3,288,664 (GRCm39) E616G probably damaging Het
Nrde2 T C 12: 100,095,545 (GRCm39) probably benign Het
Nup210l G A 3: 90,119,086 (GRCm39) V1832I probably benign Het
Or1e1c G A 11: 73,266,402 (GRCm39) V276I probably benign Het
Or4k77 A T 2: 111,199,639 (GRCm39) I221F probably damaging Het
Pcm1 A T 8: 41,709,078 (GRCm39) E9D probably damaging Het
Pear1 A T 3: 87,661,649 (GRCm39) D541E possibly damaging Het
Peg10 A G 6: 4,756,063 (GRCm39) probably benign Het
Prss1 G A 6: 41,438,166 (GRCm39) R31Q probably benign Het
Ptpn13 T C 5: 103,717,369 (GRCm39) V1837A probably damaging Het
Rasgrp3 A G 17: 75,805,456 (GRCm39) D149G probably damaging Het
Reg3d A T 6: 78,355,466 (GRCm39) H8Q possibly damaging Het
Rhox4f A C X: 36,789,122 (GRCm39) V15G probably benign Het
Sacs T A 14: 61,442,889 (GRCm39) L1645H probably damaging Het
Slc16a5 A T 11: 115,355,751 (GRCm39) S71C probably damaging Het
Slc9a3 A G 13: 74,306,847 (GRCm39) E324G probably damaging Het
Smgc T C 15: 91,743,960 (GRCm39) V574A possibly damaging Het
Stac3 C T 10: 127,339,799 (GRCm39) probably benign Het
Supv3l1 A G 10: 62,265,485 (GRCm39) L685P probably benign Het
Taar2 G A 10: 23,817,393 (GRCm39) R311H probably benign Het
Tas2r125 G T 6: 132,887,361 (GRCm39) A250S probably benign Het
Tdrd6 C T 17: 43,939,132 (GRCm39) V639I probably benign Het
Thap12 T G 7: 98,365,100 (GRCm39) W423G probably damaging Het
Tmem245 T C 4: 56,899,410 (GRCm39) I217V probably benign Het
Trip12 T A 1: 84,709,857 (GRCm39) probably benign Het
Tshz3 T C 7: 36,468,317 (GRCm39) V102A probably benign Het
Ubap1 T C 4: 41,379,826 (GRCm39) S347P probably damaging Het
Usp10 C T 8: 120,679,935 (GRCm39) Q612* probably null Het
Vmn2r72 T C 7: 85,404,084 (GRCm39) I36V probably benign Het
Vps37a T C 8: 40,980,030 (GRCm39) I63T possibly damaging Het
Whrn C A 4: 63,350,969 (GRCm39) R9L possibly damaging Het
Xrcc1 T C 7: 24,269,642 (GRCm39) Y401H probably damaging Het
Ylpm1 GCCTAAGCAGCAACCTAAG GCCTAAG 12: 85,075,814 (GRCm39) probably benign Het
Zfhx3 G A 8: 109,676,689 (GRCm39) D2580N possibly damaging Het
Zfhx4 A G 3: 5,308,685 (GRCm39) N637S probably damaging Het
Zfp268 A T 4: 145,349,195 (GRCm39) K211* probably null Het
Zyg11a A T 4: 108,058,544 (GRCm39) probably benign Het
Other mutations in Acta1
AlleleSourceChrCoordTypePredicted EffectPPH Score
R1901:Acta1 UTSW 8 124,619,900 (GRCm39) missense probably benign 0.18
R2049:Acta1 UTSW 8 124,618,803 (GRCm39) missense probably benign 0.01
R5778:Acta1 UTSW 8 124,618,864 (GRCm39) missense probably benign 0.00
R6353:Acta1 UTSW 8 124,620,426 (GRCm39) missense probably benign 0.00
R6731:Acta1 UTSW 8 124,619,956 (GRCm39) missense probably damaging 1.00
R8070:Acta1 UTSW 8 124,620,360 (GRCm39) missense possibly damaging 0.78
R8336:Acta1 UTSW 8 124,619,310 (GRCm39) missense possibly damaging 0.68
R8826:Acta1 UTSW 8 124,619,978 (GRCm39) missense probably damaging 0.98
R9651:Acta1 UTSW 8 124,619,431 (GRCm39) nonsense probably null
Z1177:Acta1 UTSW 8 124,620,210 (GRCm39) critical splice acceptor site probably null
Predicted Primers PCR Primer
(F):5'- TTGTTACTACAGCCAGGGGTGAGG -3'
(R):5'- GGACTTAGTGTGATCCACAGACAGC -3'

Sequencing Primer
(F):5'- CCAGGGGTGAGGAGAACATTG -3'
(R):5'- CTCAACACCTTGTCTTTGCAGA -3'
Genotyping

R0090:Acta1 genotyping is performed by amplifying the region containing the mutation using PCR, followed by sequencing of the amplified region to detect the single nucleotide transition.
 

PCR Primers

R00900065_Acta1_PCR_F: 5’- TTGTTACTACAGCCAGGGGTGAGG-3’

R00900065_Acta1_PCR_R: 5’- GGACTTAGTGTGATCCACAGACAGC-3’

Sequencing Primers

R00900065_Acta1_SEQ_F: 5’- CCAGGGGTGAGGAGAACATTG-3’
 

PCR program

1) 94°C             2:00

2) 94°C             0:30

3) 55°C             0:30

4) 72°C             1:00

5) repeat steps (2-4) 40X

6) 72°C             10:00

7) 4°C               hold

The following sequence of 419 nucleotides is amplified (Chr.8: 123893494-123893912, GRCm38; NCBI RefSeq: NC_000074):

ttgttactac agccaggggt gaggagaaca ttggctggat tcagagagcc tatctttccc       

tgccagcagc ctgacctggt gacggggtcg gcccacgatg gatgggaaca cagccctggg      

ggcatcatcc ccggcaaagc cagctttcac caggccagag ccgttgtcac acacaagagc      

ggtggtctcg tcttcgtcgc acatggtgtc tagtttctgc aaagacaagg tgttgagtgc      

tgtgtatatg tgatgggggg ggggggttag ggtgaggctc cgcttaaccc atcttcactt      

tggagatcca aaaactcctt tcccccttcc ccttccttgc acgggggtca gaggatgctc      

ttccagctta aggctgtgct ttcgctatgg gggagctgtc tgtggatcac actaagtcc

FASTA sequence

Primer binding sites are underlined and the sequencing primer is highlighted; the mutated T is shown in red text (Chr. + strand, T>C; Sense strand, A>G).

Posted On 2013-04-11