Incidental Mutation 'R4944:Smtn'
ID 383362
Institutional Source Beutler Lab
Gene Symbol Smtn
Ensembl Gene ENSMUSG00000020439
Gene Name smoothelin
Synonyms
MMRRC Submission 042541-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.515) question?
Stock # R4944 (G1)
Quality Score 225
Status Validated
Chromosome 11
Chromosomal Location 3467522-3489337 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 3472916 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Histidine at position 737 (R737H)
Ref Sequence ENSEMBL: ENSMUSP00000105638 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020718] [ENSMUST00000020721] [ENSMUST00000075118] [ENSMUST00000110011] [ENSMUST00000170588]
AlphaFold Q921U8
Predicted Effect probably damaging
Transcript: ENSMUST00000020718
AA Change: R252H

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000020718
Gene: ENSMUSG00000020439
AA Change: R252H

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 damaging
Transcript: ENSMUST00000020721
AA Change: R737H

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000020721
Gene: ENSMUSG00000020439
AA Change: R737H

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: R737H

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000074621
Gene: ENSMUSG00000020439
AA Change: R737H

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 damaging
Transcript: ENSMUST00000110011
AA Change: R737H

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000105638
Gene: ENSMUSG00000020439
AA Change: R737H

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: ENSMUST00000144635
Predicted Effect noncoding transcript
Transcript: ENSMUST00000154861
Predicted Effect probably damaging
Transcript: ENSMUST00000170588
AA Change: R737H

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000133155
Gene: ENSMUSG00000020439
AA Change: R737H

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 0.6467 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.2%
  • 20x: 94.9%
Validation Efficiency 100% (67/67)
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: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb4 G A 5: 8,984,327 (GRCm39) probably null Het
Angptl7 C G 4: 148,584,534 (GRCm39) Q71H probably damaging Het
Arhgap30 A T 1: 171,229,822 (GRCm39) N176Y probably damaging Het
Armc9 T A 1: 86,202,256 (GRCm39) S805T probably damaging Het
Atxn1 T G 13: 45,720,407 (GRCm39) H496P probably damaging Het
Cabin1 C T 10: 75,557,197 (GRCm39) G1147D probably damaging Het
Cabin1 A G 10: 75,575,255 (GRCm39) S597P probably damaging Het
Catsperd T C 17: 56,969,744 (GRCm39) S613P probably damaging Het
Cdh2 A G 18: 16,783,466 (GRCm39) Y88H probably damaging Het
Cntn1 C A 15: 92,126,549 (GRCm39) P47Q probably damaging Het
Col11a2 T C 17: 34,261,164 (GRCm39) L38P possibly damaging Het
Col5a2 T G 1: 45,415,855 (GRCm39) I1431L possibly damaging Het
Csmd1 C T 8: 16,048,772 (GRCm39) G2310D probably damaging Het
Dhcr7 T A 7: 143,391,528 (GRCm39) I39N probably damaging Het
Dnajc13 C T 9: 104,044,586 (GRCm39) probably benign Het
Drgx G T 14: 32,330,206 (GRCm39) Q136H probably damaging Het
Folr2 T C 7: 101,489,497 (GRCm39) probably null Het
Galnt11 T C 5: 25,470,336 (GRCm39) I595T probably damaging Het
Gp5 G A 16: 30,128,326 (GRCm39) A116V possibly damaging Het
Gpn3 T C 5: 122,520,303 (GRCm39) probably benign Het
Gprin3 T C 6: 59,331,644 (GRCm39) N221S probably benign Het
Hfm1 T C 5: 107,022,079 (GRCm39) E989G possibly damaging Het
Ints1 T C 5: 139,743,847 (GRCm39) probably null Het
Josd2 T C 7: 44,120,592 (GRCm39) S110P probably damaging Het
Kat14 C A 2: 144,217,873 (GRCm39) T123K probably damaging Het
Lamtor1 C T 7: 101,558,971 (GRCm39) T48I probably damaging Het
Lrrc24 A G 15: 76,602,546 (GRCm39) L113P probably damaging Het
Lrrc37 T C 11: 103,504,286 (GRCm39) T2561A possibly damaging Het
Mog T C 17: 37,331,433 (GRCm39) E89G probably damaging Het
Mon2 A G 10: 122,874,364 (GRCm39) probably null Het
Mtx1 T C 3: 89,121,205 (GRCm39) Y143C probably benign Het
Nacad T C 11: 6,548,507 (GRCm39) E1409G possibly damaging Het
Ndst3 T C 3: 123,400,676 (GRCm39) H410R probably damaging Het
Nkx6-2 T C 7: 139,161,486 (GRCm39) E233G possibly damaging Het
Oas1h A G 5: 121,000,846 (GRCm39) E152G probably damaging Het
Or8g22 A G 9: 38,958,158 (GRCm39) S186P probably damaging Het
Ovgp1 T C 3: 105,887,269 (GRCm39) F222L possibly damaging Het
Pkhd1 T C 1: 20,358,429 (GRCm39) S2716G probably null Het
Pla2g4e T C 2: 120,001,718 (GRCm39) T644A probably benign Het
Plxnd1 A G 6: 115,932,726 (GRCm39) I1918T probably damaging Het
Psmg1 A T 16: 95,790,812 (GRCm39) probably benign Het
Ptprd G A 4: 76,047,136 (GRCm39) R364C probably damaging Het
Rgs22 T C 15: 36,026,088 (GRCm39) I945V possibly damaging Het
Rgs7bp T C 13: 105,088,072 (GRCm39) N234S probably benign Het
Rrp7a T C 15: 83,004,010 (GRCm39) probably benign Het
Scg2 T A 1: 79,414,193 (GRCm39) R177* probably null Het
Sema4c C A 1: 36,589,392 (GRCm39) C578F probably damaging Het
Slc1a5 T A 7: 16,531,668 (GRCm39) probably benign Het
Slc5a3 A G 16: 91,875,571 (GRCm39) T543A possibly damaging Het
Slx4ip T A 2: 136,888,687 (GRCm39) F123I probably benign Het
Stox2 A G 8: 47,866,300 (GRCm39) I14T possibly damaging Het
Stradb T C 1: 59,019,599 (GRCm39) F43L probably benign Het
Szt2 T C 4: 118,245,866 (GRCm39) D1029G probably benign Het
Taar6 T C 10: 23,860,613 (GRCm39) Y311C probably damaging Het
Tcea3 A T 4: 135,995,404 (GRCm39) N249I probably damaging Het
Tecta A G 9: 42,241,573 (GRCm39) M2134T probably benign Het
Tg G A 15: 66,636,186 (GRCm39) G591D probably damaging Het
Tm4sf20 T A 1: 82,746,084 (GRCm39) I19F probably benign Het
Top2a T C 11: 98,888,676 (GRCm39) K1262E probably benign Het
Ube2r2 A G 4: 41,190,742 (GRCm39) probably benign Het
Usp29 T C 7: 6,964,927 (GRCm39) S257P possibly damaging Het
Usp40 T C 1: 87,880,077 (GRCm39) N1038S probably benign Het
Utp25 A T 1: 192,797,262 (GRCm39) M530K probably damaging Het
Vmn1r121 C T 7: 20,831,538 (GRCm39) E301K probably benign Het
Vmn2r49 T A 7: 9,722,959 (GRCm39) H105L probably benign Het
Zgrf1 C T 3: 127,355,517 (GRCm39) Q248* probably null 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
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
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'- GTCACATTGGTACCTTGCATC -3'
(R):5'- TTCTAAACACTGCCCCGGAG -3'

Sequencing Primer
(F):5'- TCTGGCTCCAACCACTGAG -3'
(R):5'- AGGACCCCATGCAGCTGTAG -3'
Posted On 2016-04-27