Incidental Mutation 'R4108:Smtn'
ID 321482
Institutional Source Beutler Lab
Gene Symbol Smtn
Ensembl Gene ENSMUSG00000020439
Gene Name smoothelin
Synonyms
MMRRC Submission 040987-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.515) question?
Stock # R4108 (G1)
Quality Score 225
Status Validated
Chromosome 11
Chromosomal Location 3467522-3489337 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 3476449 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Isoleucine at position 144 (T144I)
Ref Sequence ENSEMBL: ENSMUSP00000020718 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020718] [ENSMUST00000020721] [ENSMUST00000075118] [ENSMUST00000110011] [ENSMUST00000170588]
AlphaFold Q921U8
Predicted Effect probably benign
Transcript: ENSMUST00000020718
AA Change: T144I

PolyPhen 2 Score 0.100 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000020718
Gene: ENSMUSG00000020439
AA Change: T144I

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: T553I

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000020721
Gene: ENSMUSG00000020439
AA Change: T553I

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: T553I

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000074621
Gene: ENSMUSG00000020439
AA Change: T553I

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: T553I

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000105638
Gene: ENSMUSG00000020439
AA Change: T553I

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: ENSMUST00000128806
Predicted Effect noncoding transcript
Transcript: ENSMUST00000144635
Predicted Effect noncoding transcript
Transcript: ENSMUST00000154861
Predicted Effect probably benign
Transcript: ENSMUST00000170588
AA Change: T553I

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000133155
Gene: ENSMUSG00000020439
AA Change: T553I

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
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.7%
Validation Efficiency 97% (65/67)
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: 60 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700113H08Rik A G 10: 87,061,796 (GRCm39) Y82C probably damaging Het
4930579F01Rik T C 3: 137,889,431 (GRCm39) N62S probably benign Het
Acad10 G T 5: 121,769,527 (GRCm39) S643Y probably damaging Het
Acox3 T C 5: 35,758,896 (GRCm39) F369S probably damaging Het
Arhgap31 A G 16: 38,422,788 (GRCm39) S1093P probably damaging Het
Atp4b A G 8: 13,446,640 (GRCm39) probably null Het
Bmper G A 9: 23,136,059 (GRCm39) V47I probably benign Het
Caskin1 C A 17: 24,721,121 (GRCm39) T487K probably benign Het
Ccr7 C T 11: 99,036,204 (GRCm39) M239I probably damaging Het
Cdh23 C A 10: 60,246,601 (GRCm39) V944L possibly damaging Het
Cenpf A G 1: 189,416,065 (GRCm39) S87P probably damaging Het
Chd9 A T 8: 91,737,304 (GRCm39) D1461V probably benign Het
Col1a2 G A 6: 4,518,822 (GRCm39) probably benign Het
Cyb5r2 A T 7: 107,353,136 (GRCm39) M102K probably damaging Het
Cyp2j7 T C 4: 96,087,687 (GRCm39) T408A possibly damaging Het
Dnajb2 G T 1: 75,213,543 (GRCm39) E6* probably null Het
Dtx4 G A 19: 12,478,487 (GRCm39) A32V probably damaging Het
Eml5 T C 12: 98,807,807 (GRCm39) probably null Het
Eml6 A C 11: 29,755,136 (GRCm39) S880A probably damaging Het
Fsd2 C T 7: 81,194,715 (GRCm39) V483I probably benign Het
Inf2 T C 12: 112,574,015 (GRCm39) L773P unknown Het
Kif26b A G 1: 178,744,530 (GRCm39) Q1095R possibly damaging Het
Leprotl1 A G 8: 34,607,913 (GRCm39) probably null Het
Lrp1b A G 2: 40,555,099 (GRCm39) V340A unknown Het
Myh1 T C 11: 67,102,403 (GRCm39) V898A probably benign Het
Ncstn G T 1: 171,900,111 (GRCm39) N254K probably damaging Het
Nfatc1 T A 18: 80,741,583 (GRCm39) H139L possibly damaging Het
Nfe2l1 C T 11: 96,710,220 (GRCm39) probably null Het
Nfya G T 17: 48,699,912 (GRCm39) Y37* probably null Het
Obscn T C 11: 59,022,472 (GRCm39) R758G possibly damaging Het
Or2b6 A G 13: 21,822,952 (GRCm39) V247A probably damaging Het
Or7g26 T A 9: 19,230,608 (GRCm39) Y265* probably null Het
Otogl C T 10: 107,607,105 (GRCm39) V2093I probably benign Het
Phc2 A G 4: 128,601,776 (GRCm39) Y77C probably damaging Het
Pik3c2g C A 6: 139,676,096 (GRCm39) A80E probably benign Het
Plxnd1 G T 6: 115,936,276 (GRCm39) H1675N probably damaging Het
Pou4f3 A G 18: 42,528,987 (GRCm39) K310R probably damaging Het
Ppp1r12c T C 7: 4,489,565 (GRCm39) D199G probably damaging Het
Prss22 A G 17: 24,212,847 (GRCm39) Y297H probably benign Het
Psmb7 T A 2: 38,532,211 (GRCm39) H78L probably damaging Het
Rad51ap2 T C 12: 11,508,396 (GRCm39) C773R probably damaging Het
Rpl12 A T 2: 32,851,836 (GRCm39) N8Y probably damaging Het
Ryr3 C G 2: 112,506,218 (GRCm39) R3443P probably damaging Het
Sbf1 T C 15: 89,172,788 (GRCm39) probably benign Het
Scn3a A G 2: 65,325,379 (GRCm39) I1046T probably benign Het
Setd1a G A 7: 127,398,374 (GRCm39) probably benign Het
Slc15a2 G T 16: 36,602,755 (GRCm39) probably benign Het
Slc34a2 G A 5: 53,221,351 (GRCm39) V266I possibly damaging Het
Spta1 A G 1: 174,002,122 (GRCm39) N84S probably benign Het
Sult6b1 G T 17: 79,214,291 (GRCm39) T6N probably damaging Het
Supt16 T C 14: 52,400,188 (GRCm39) E985G probably damaging Het
Tbcd T A 11: 121,384,637 (GRCm39) H39Q probably benign Het
Tpo G A 12: 30,142,585 (GRCm39) P713L probably damaging Het
Tsg101 T A 7: 46,542,242 (GRCm39) D99V probably damaging Het
Ttn G C 2: 76,581,215 (GRCm39) A23226G probably damaging Het
Ttn C T 2: 76,608,809 (GRCm39) V15990I probably benign Het
Ubald1 C A 16: 4,693,731 (GRCm39) M61I probably benign Het
Ush1c C T 7: 45,847,869 (GRCm39) D465N probably damaging Het
Vmn2r129 G T 4: 156,686,692 (GRCm39) noncoding transcript Het
Vps54 A G 11: 21,262,877 (GRCm39) I655V probably benign 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
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
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'- AGTTCGTAGTCTGGTCCAGC -3'
(R):5'- ATGGCCAACCTATATTAGCAGG -3'

Sequencing Primer
(F):5'- TCTGGTCCAGCTGTAGACAGAG -3'
(R):5'- ACCTATATTAGCAGGCCTGGCAG -3'
Posted On 2015-06-12