Incidental Mutation 'R1218:Smtn'
ID 99834
Institutional Source Beutler Lab
Gene Symbol Smtn
Ensembl Gene ENSMUSG00000020439
Gene Name smoothelin
Synonyms
MMRRC Submission 039287-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.515) question?
Stock # R1218 (G1)
Quality Score 202
Status Not validated
Chromosome 11
Chromosomal Location 3467522-3489337 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 3480021 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Arginine at position 400 (H400R)
Ref Sequence ENSEMBL: ENSMUSP00000133155 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020718] [ENSMUST00000020721] [ENSMUST00000075118] [ENSMUST00000110011] [ENSMUST00000170588] [ENSMUST00000136243] [ENSMUST00000156201]
AlphaFold Q921U8
Predicted Effect probably benign
Transcript: ENSMUST00000020718
SMART Domains Protein: ENSMUSP00000020718
Gene: ENSMUSG00000020439

DomainStartEndE-ValueType
low complexity region 2 17 N/A INTRINSIC
low complexity region 26 38 N/A INTRINSIC
coiled coil region 41 74 N/A INTRINSIC
low complexity region 75 100 N/A INTRINSIC
low complexity region 118 132 N/A INTRINSIC
Pfam:Smoothelin 154 208 1e-23 PFAM
low complexity region 212 236 N/A INTRINSIC
CH 322 421 1.04e-22 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000020721
AA Change: H400R

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000020721
Gene: ENSMUSG00000020439
AA Change: H400R

DomainStartEndE-ValueType
Pfam:Smoothelin 1 41 1.7e-15 PFAM
Pfam:Smoothelin 68 122 6.8e-19 PFAM
low complexity region 159 180 N/A INTRINSIC
low complexity region 192 205 N/A INTRINSIC
low complexity region 233 257 N/A INTRINSIC
low complexity region 366 391 N/A INTRINSIC
Pfam:Smoothelin 563 617 2.7e-23 PFAM
low complexity region 697 721 N/A INTRINSIC
CH 807 906 1.04e-22 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000075118
AA Change: H400R

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000074621
Gene: ENSMUSG00000020439
AA Change: H400R

DomainStartEndE-ValueType
Pfam:Smoothelin 1 41 1.7e-15 PFAM
Pfam:Smoothelin 68 122 6.8e-19 PFAM
low complexity region 159 180 N/A INTRINSIC
low complexity region 192 205 N/A INTRINSIC
low complexity region 233 257 N/A INTRINSIC
low complexity region 366 391 N/A INTRINSIC
Pfam:Smoothelin 563 617 2.8e-23 PFAM
low complexity region 697 721 N/A INTRINSIC
CH 807 907 9.51e-26 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000110011
AA Change: H400R

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000105638
Gene: ENSMUSG00000020439
AA Change: H400R

DomainStartEndE-ValueType
Pfam:Smoothelin 1 41 2.5e-14 PFAM
Pfam:Smoothelin 72 122 8.5e-19 PFAM
low complexity region 159 180 N/A INTRINSIC
low complexity region 192 205 N/A INTRINSIC
low complexity region 233 257 N/A INTRINSIC
low complexity region 366 391 N/A INTRINSIC
Pfam:Smoothelin 568 617 6e-25 PFAM
low complexity region 697 721 N/A INTRINSIC
CH 807 930 1.62e-19 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000123459
Predicted Effect noncoding transcript
Transcript: ENSMUST00000125275
Predicted Effect noncoding transcript
Transcript: ENSMUST00000128806
Predicted Effect probably benign
Transcript: ENSMUST00000170588
AA Change: H400R

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000133155
Gene: ENSMUSG00000020439
AA Change: H400R

DomainStartEndE-ValueType
Pfam:Smoothelin 1 41 1.7e-15 PFAM
Pfam:Smoothelin 68 122 6.8e-19 PFAM
low complexity region 159 180 N/A INTRINSIC
low complexity region 192 205 N/A INTRINSIC
low complexity region 233 257 N/A INTRINSIC
low complexity region 366 391 N/A INTRINSIC
Pfam:Smoothelin 563 617 2.7e-23 PFAM
low complexity region 697 721 N/A INTRINSIC
CH 807 906 1.04e-22 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000151804
Predicted Effect noncoding transcript
Transcript: ENSMUST00000154861
Predicted Effect probably benign
Transcript: ENSMUST00000136243
SMART Domains Protein: ENSMUSP00000117307
Gene: ENSMUSG00000020439

DomainStartEndE-ValueType
Pfam:Smoothelin 1 41 2.3e-16 PFAM
Pfam:Smoothelin 68 122 6.7e-20 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000156201
SMART Domains Protein: ENSMUSP00000118750
Gene: ENSMUSG00000020439

DomainStartEndE-ValueType
Pfam:Smoothelin 1 41 3.4e-13 PFAM
Pfam:Smoothelin 68 122 1e-16 PFAM
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 97.9%
  • 10x: 93.3%
  • 20x: 80.5%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a structural protein that is found exclusively in contractile smooth muscle cells. It associates with stress fibers and constitutes part of the cytoskeleton. This gene is localized to chromosome 22q12.3, distal to the TUPLE1 locus and outside the DiGeorge syndrome deletion. Alternative splicing of this gene results in multiple transcript variants encoding distinct isoforms. [provided by RefSeq, May 2011]
PHENOTYPE: Mice homozygous for disruptions of both the A and B isoforms of this gene display partial postnatal lethality, impaired intestinal smooth muscle contractility and thus hampered intestinal transit and diverticulosis. Mice lacking only the B isoform appearnormal. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930407I10Rik C T 15: 81,948,353 (GRCm39) T750I probably benign Het
5330417H12Rik T C 7: 107,224,024 (GRCm39) probably benign Het
9230109A22Rik C T 15: 25,139,024 (GRCm39) noncoding transcript Het
Ahnak A G 19: 8,992,983 (GRCm39) K4756E probably damaging Het
Ano5 A T 7: 51,220,169 (GRCm39) probably null Het
Bmp6 ACAGCAGCAGCAGCAGCAGCAGCAGCAGCAG ACAGCAGCAGCAGCAGCAGCAGCAGCAG 13: 38,530,226 (GRCm39) probably benign Het
Car9 G T 4: 43,512,439 (GRCm39) probably null Het
Cbfa2t2 A T 2: 154,365,839 (GRCm39) M350L probably benign Het
Ceacam20 A T 7: 19,710,022 (GRCm39) M349L probably benign Het
Cfap91 A G 16: 38,118,495 (GRCm39) V768A probably benign Het
Chd1 G T 17: 15,945,574 (GRCm39) G33C probably damaging Het
Dhx40 A G 11: 86,690,310 (GRCm39) V237A probably benign Het
Dlst G T 12: 85,170,638 (GRCm39) D256Y probably damaging Het
Dmxl1 T A 18: 50,026,678 (GRCm39) S1929T probably damaging Het
Exosc10 T A 4: 148,654,858 (GRCm39) I551N probably damaging Het
Faap100 T C 11: 120,269,166 (GRCm39) D91G probably benign Het
Fbn1 T G 2: 125,254,669 (GRCm39) Q198P possibly damaging Het
Flrt2 A G 12: 95,745,727 (GRCm39) I22V probably benign Het
Gdf10 G A 14: 33,654,710 (GRCm39) A406T probably benign Het
H2bc3 A G 13: 23,931,142 (GRCm39) Y122C probably benign Het
Inava A T 1: 136,142,140 (GRCm39) V653E probably damaging Het
Kcnn1 T C 8: 71,305,332 (GRCm39) I293V probably benign Het
Kifc1 G A 17: 34,103,685 (GRCm39) R195C probably benign Het
Mcpt9 G T 14: 56,266,125 (GRCm39) Y34* probably null Het
Mepe A T 5: 104,474,939 (GRCm39) M7L probably benign Het
Mprip A G 11: 59,634,640 (GRCm39) Y383C probably damaging Het
Mtrex G A 13: 113,054,156 (GRCm39) A159V probably damaging Het
Myh2 A T 11: 67,083,351 (GRCm39) D1438V probably damaging Het
Napb T C 2: 148,542,345 (GRCm39) Y205C probably damaging Het
Odf2l A G 3: 144,854,693 (GRCm39) D510G probably damaging Het
Olfml2b A G 1: 170,477,351 (GRCm39) D162G probably damaging Het
Oscp1 T C 4: 125,952,532 (GRCm39) V20A probably benign Het
Pcdhb10 T C 18: 37,546,214 (GRCm39) L430P probably damaging Het
Polq A G 16: 36,849,808 (GRCm39) D354G possibly damaging Het
Rims1 C A 1: 22,522,256 (GRCm39) V481F probably damaging Het
Ryr1 A G 7: 28,785,534 (GRCm39) I1719T possibly damaging Het
Snx33 A G 9: 56,833,269 (GRCm39) Y267H probably damaging Het
Sstr1 T A 12: 58,260,406 (GRCm39) M343K possibly damaging Het
Stx6 T C 1: 155,077,737 (GRCm39) V248A probably benign Het
Tbx5 C T 5: 119,976,785 (GRCm39) L58F probably damaging Het
Tmem241 A G 18: 12,197,271 (GRCm39) Y186H probably damaging Het
Tnfaip8l3 T C 9: 53,934,760 (GRCm39) K72E probably damaging Het
Trrap T A 5: 144,753,219 (GRCm39) I1848N probably damaging Het
Xrcc6 G A 15: 81,907,142 (GRCm39) V155I probably benign Het
Zfp458 T C 13: 67,404,273 (GRCm39) E722G probably damaging Het
Zfyve1 G T 12: 83,594,825 (GRCm39) H722Q possibly damaging Het
Other mutations in Smtn
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01124:Smtn APN 11 3,476,326 (GRCm39) critical splice donor site probably null
IGL02335:Smtn APN 11 3,476,215 (GRCm39) missense probably damaging 1.00
IGL02473:Smtn APN 11 3,482,463 (GRCm39) missense probably damaging 1.00
IGL02678:Smtn APN 11 3,476,353 (GRCm39) missense possibly damaging 0.95
IGL02824:Smtn APN 11 3,482,658 (GRCm39) missense probably damaging 1.00
IGL03067:Smtn APN 11 3,480,165 (GRCm39) missense possibly damaging 0.53
IGL03142:Smtn APN 11 3,482,601 (GRCm39) nonsense probably null
runtish UTSW 11 3,481,326 (GRCm39) missense possibly damaging 0.89
R0279:Smtn UTSW 11 3,480,235 (GRCm39) missense probably damaging 0.99
R0523:Smtn UTSW 11 3,474,664 (GRCm39) missense possibly damaging 0.89
R0855:Smtn UTSW 11 3,471,880 (GRCm39) missense probably damaging 1.00
R1080:Smtn UTSW 11 3,467,693 (GRCm39) missense probably damaging 1.00
R1571:Smtn UTSW 11 3,480,102 (GRCm39) missense probably benign 0.00
R1899:Smtn UTSW 11 3,481,326 (GRCm39) missense possibly damaging 0.89
R2033:Smtn UTSW 11 3,467,781 (GRCm39) missense probably benign 0.43
R2126:Smtn UTSW 11 3,480,045 (GRCm39) missense probably benign 0.02
R2358:Smtn UTSW 11 3,482,865 (GRCm39) splice site probably null
R3690:Smtn UTSW 11 3,477,687 (GRCm39) intron probably benign
R3712:Smtn UTSW 11 3,482,865 (GRCm39) splice site probably null
R4108:Smtn UTSW 11 3,476,449 (GRCm39) missense probably benign 0.10
R4709:Smtn UTSW 11 3,474,663 (GRCm39) missense probably damaging 0.99
R4710:Smtn UTSW 11 3,474,663 (GRCm39) missense probably damaging 0.99
R4830:Smtn UTSW 11 3,470,736 (GRCm39) intron probably benign
R4944:Smtn UTSW 11 3,472,916 (GRCm39) missense probably damaging 1.00
R4959:Smtn UTSW 11 3,477,825 (GRCm39) start codon destroyed probably null
R5223:Smtn UTSW 11 3,479,530 (GRCm39) missense probably benign 0.00
R5554:Smtn UTSW 11 3,470,811 (GRCm39) nonsense probably null
R5610:Smtn UTSW 11 3,479,582 (GRCm39) missense probably damaging 1.00
R5636:Smtn UTSW 11 3,467,829 (GRCm39) critical splice acceptor site probably null
R5972:Smtn UTSW 11 3,483,486 (GRCm39) missense probably damaging 1.00
R6108:Smtn UTSW 11 3,479,608 (GRCm39) missense probably damaging 0.99
R6227:Smtn UTSW 11 3,477,624 (GRCm39) intron probably benign
R7016:Smtn UTSW 11 3,480,368 (GRCm39) critical splice donor site probably null
R7423:Smtn UTSW 11 3,481,200 (GRCm39) critical splice donor site probably null
R7426:Smtn UTSW 11 3,480,249 (GRCm39) missense probably benign 0.10
R7447:Smtn UTSW 11 3,480,196 (GRCm39) missense probably benign
R7496:Smtn UTSW 11 3,479,988 (GRCm39) missense probably damaging 0.99
R7716:Smtn UTSW 11 3,474,708 (GRCm39) missense probably benign 0.00
R8762:Smtn UTSW 11 3,476,407 (GRCm39) missense probably benign 0.00
R8925:Smtn UTSW 11 3,479,477 (GRCm39) missense possibly damaging 0.68
R8927:Smtn UTSW 11 3,479,477 (GRCm39) missense possibly damaging 0.68
R8932:Smtn UTSW 11 3,472,908 (GRCm39) missense probably benign 0.01
R9137:Smtn UTSW 11 3,472,838 (GRCm39) missense possibly damaging 0.93
R9502:Smtn UTSW 11 3,482,780 (GRCm39) missense possibly damaging 0.88
Predicted Primers PCR Primer
(F):5'- CCACGGCCATCCTTGATCTCAATG -3'
(R):5'- TATCTGTGCTCAGTCCCCGACAAC -3'

Sequencing Primer
(F):5'- GCCATCCTTGATCTCAATGGTAAAC -3'
(R):5'- AGGTTCTGAGCAGTCCCTATC -3'
Posted On 2014-01-15