Incidental Mutation 'R1080:Smtn'
ID 85831
Institutional Source Beutler Lab
Gene Symbol Smtn
Ensembl Gene ENSMUSG00000020439
Gene Name smoothelin
Synonyms
MMRRC Submission 039166-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.515) question?
Stock # R1080 (G1)
Quality Score 202
Status Not validated
Chromosome 11
Chromosomal Location 3467522-3489337 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 3467693 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Leucine at position 942 (R942L)
Ref Sequence ENSEMBL: ENSMUSP00000105638 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020718] [ENSMUST00000020721] [ENSMUST00000075118] [ENSMUST00000094469] [ENSMUST00000110011] [ENSMUST00000170588]
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
SMART Domains Protein: ENSMUSP00000020721
Gene: ENSMUSG00000020439

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 damaging
Transcript: ENSMUST00000075118
AA Change: R919L

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000074621
Gene: ENSMUSG00000020439
AA Change: R919L

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: ENSMUST00000094469
SMART Domains Protein: ENSMUSP00000092041
Gene: ENSMUSG00000075702

DomainStartEndE-ValueType
signal peptide 1 23 N/A INTRINSIC
Pfam:Sep15_SelM 40 114 3.5e-30 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000110011
AA Change: R942L

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000105638
Gene: ENSMUSG00000020439
AA Change: R942L

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: ENSMUST00000123677
Predicted Effect noncoding transcript
Transcript: ENSMUST00000131865
Predicted Effect noncoding transcript
Transcript: ENSMUST00000154861
Predicted Effect noncoding transcript
Transcript: ENSMUST00000144635
Predicted Effect probably benign
Transcript: ENSMUST00000170588
SMART Domains Protein: ENSMUSP00000133155
Gene: ENSMUSG00000020439

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
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.8%
  • 10x: 97.5%
  • 20x: 95.2%
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: 32 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2310022A10Rik A G 7: 27,265,109 (GRCm39) N87S probably benign Het
Agbl3 A T 6: 34,805,170 (GRCm39) N679I probably benign Het
Akp3 T A 1: 87,054,723 (GRCm39) F353I probably damaging Het
Bltp1 A G 3: 37,042,404 (GRCm39) T2797A probably damaging Het
Calu A G 6: 29,366,919 (GRCm39) T44A possibly damaging Het
Cd180 G A 13: 102,842,728 (GRCm39) W591* probably null Het
Cnbd2 A G 2: 156,181,193 (GRCm39) N209S probably benign Het
Fam120a G T 13: 49,039,219 (GRCm39) A979E possibly damaging Het
Fam136b-ps T C 15: 31,276,739 (GRCm39) probably benign Het
Fbln5 A T 12: 101,717,131 (GRCm39) M419K possibly damaging Het
Galr1 A C 18: 82,423,632 (GRCm39) I215S probably damaging Het
Kcnma1 G C 14: 23,544,675 (GRCm39) Q436E probably damaging Het
Khsrp GTCATT GT 17: 57,331,410 (GRCm39) probably null Het
Klhdc8b T C 9: 108,326,837 (GRCm39) N175S probably benign Het
Lrrk2 T C 15: 91,557,892 (GRCm39) V76A probably benign Het
Mnat1 T C 12: 73,319,292 (GRCm39) F305S probably damaging Het
Nck2 T C 1: 43,572,741 (GRCm39) V5A probably benign Het
Nkd1 T A 8: 89,318,647 (GRCm39) M428K probably benign Het
Or4e5 A T 14: 52,728,042 (GRCm39) Y43* probably null Het
Pcdh7 T C 5: 57,876,768 (GRCm39) C108R probably damaging Het
Rtf2 G T 2: 172,310,666 (GRCm39) W299L probably damaging Het
Svil C T 18: 5,058,147 (GRCm39) P265S possibly damaging Het
Tdrd3 T C 14: 87,743,834 (GRCm39) L588P probably benign Het
Tecpr1 A G 5: 144,153,747 (GRCm39) Y169H probably damaging Het
Tktl2 G A 8: 66,964,999 (GRCm39) V186M probably damaging Het
Tmprss2 G A 16: 97,392,698 (GRCm39) S83L probably benign Het
Tut4 A G 4: 108,336,696 (GRCm39) E140G possibly damaging Het
Vmn2r112 T C 17: 22,837,980 (GRCm39) S814P probably damaging Het
Zfp386 T A 12: 116,023,426 (GRCm39) C381* probably null Het
Zfp809 T G 9: 22,146,405 (GRCm39) D31E probably damaging Het
Zfy2 T A Y: 2,121,645 (GRCm39) T83S probably benign Het
Zswim6 A G 13: 107,924,186 (GRCm39) noncoding transcript 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
R1218:Smtn UTSW 11 3,480,021 (GRCm39) missense probably benign
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'- CGCGGAGTCTCTTCTTATTTGCAGC -3'
(R):5'- TGTGGGTTTCCCTTCCTGGAAAGC -3'

Sequencing Primer
(F):5'- GGGGATAATTCACAGTCTAATGCC -3'
(R):5'- TGCGTCTTCACCTATGTGCA -3'
Posted On 2013-11-18