Incidental Mutation 'R8925:Smtn'
ID 680199
Institutional Source Beutler Lab
Gene Symbol Smtn
Ensembl Gene ENSMUSG00000020439
Gene Name smoothelin
Synonyms
MMRRC Submission 068708-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.484) question?
Stock # R8925 (G1)
Quality Score 225.009
Status Validated
Chromosome 11
Chromosomal Location 3467522-3489337 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 3479477 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Leucine at position 530 (H530L)
Ref Sequence ENSEMBL: ENSMUSP00000074621 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020718] [ENSMUST00000020721] [ENSMUST00000075118] [ENSMUST00000110011] [ENSMUST00000136243] [ENSMUST00000156201] [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 possibly damaging
Transcript: ENSMUST00000020721
AA Change: H530L

PolyPhen 2 Score 0.619 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000020721
Gene: ENSMUSG00000020439
AA Change: H530L

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 possibly damaging
Transcript: ENSMUST00000075118
AA Change: H530L

PolyPhen 2 Score 0.679 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000074621
Gene: ENSMUSG00000020439
AA Change: H530L

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
SMART Domains Protein: ENSMUSP00000105638
Gene: ENSMUSG00000020439
AA Change: H530L

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 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
Predicted Effect possibly damaging
Transcript: ENSMUST00000170588
AA Change: H530L

PolyPhen 2 Score 0.619 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000133155
Gene: ENSMUSG00000020439
AA Change: H530L

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: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.8%
Validation Efficiency 95% (54/57)
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: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700017B05Rik G A 9: 57,165,805 (GRCm39) R190* probably null Het
Aldh7a1 A T 18: 56,660,060 (GRCm39) S529T probably benign Het
Carmil2 T G 8: 106,415,130 (GRCm39) Y214* probably null Het
Ccdc136 A G 6: 29,406,109 (GRCm39) I152V probably damaging Het
Ccdc88c T C 12: 100,932,676 (GRCm39) D285G possibly damaging Het
Clec4a3 T A 6: 122,946,328 (GRCm39) F191I probably damaging Het
Dlg5 A T 14: 24,206,547 (GRCm39) S1222T Het
Dnaaf9 T A 2: 130,579,300 (GRCm39) R777* probably null Het
Dnah14 T G 1: 181,508,321 (GRCm39) L1833W probably damaging Het
Dsg2 T C 18: 20,725,535 (GRCm39) W549R probably damaging Het
Ezh2 A T 6: 47,510,713 (GRCm39) V632E possibly damaging Het
Fam83a G A 15: 57,873,313 (GRCm39) V381M probably benign Het
Flacc1 A T 1: 58,706,882 (GRCm39) probably null Het
Fmo2 T C 1: 162,704,398 (GRCm39) T503A probably benign Het
Foxo1 T C 3: 52,252,703 (GRCm39) F289L probably damaging Het
Gckr A G 5: 31,456,903 (GRCm39) E96G probably damaging Het
Gm18596 G A 10: 77,578,162 (GRCm39) A104V unknown Het
Gm21680 A T 5: 26,176,347 (GRCm39) N83K probably damaging Het
Gnb5 T C 9: 75,252,236 (GRCm39) V393A possibly damaging Het
Grin2b T G 6: 135,749,339 (GRCm39) Q621P probably damaging Het
Gtsf2 T C 15: 103,352,783 (GRCm39) I79V probably benign Het
Itga1 T C 13: 115,105,055 (GRCm39) I1040V probably benign Het
Kif2b C T 11: 91,468,023 (GRCm39) E87K probably benign Het
Klk1b8 G A 7: 43,604,206 (GRCm39) G225S probably damaging Het
L3mbtl3 A T 10: 26,220,084 (GRCm39) C94S unknown Het
Man2c1 T G 9: 57,048,456 (GRCm39) Y872* probably null Het
Mical3 T A 6: 120,984,325 (GRCm39) M832L probably benign Het
Mrc2 A G 11: 105,216,334 (GRCm39) D41G probably benign Het
Nedd1 T A 10: 92,558,258 (GRCm39) probably benign Het
Nefh TTTGGCCTCAGCTGGTGACTTGGGCTCAGCTGGAGACTTGGCCTCACCTGGTGACTTG TTTGGCCTCACCTGGTGACTTG 11: 4,890,530 (GRCm39) probably benign Het
Nicn1 C T 9: 108,171,708 (GRCm39) R163C possibly damaging Het
Notch3 C T 17: 32,372,792 (GRCm39) R593Q probably benign Het
Nxpe3 T G 16: 55,669,997 (GRCm39) E369D possibly damaging Het
Obscn T A 11: 58,977,695 (GRCm39) T1802S possibly damaging Het
Or1e33 A T 11: 73,738,406 (GRCm39) F182I probably benign Het
Or2a7 T C 6: 43,151,669 (GRCm39) F250L probably benign Het
Or4k51 A T 2: 111,585,107 (GRCm39) H171L probably benign Het
Or9s14 A G 1: 92,536,438 (GRCm39) N293S probably damaging Het
Oscar A C 7: 3,614,747 (GRCm39) V75G probably benign Het
Pcdhb17 G A 18: 37,620,372 (GRCm39) A721T probably benign Het
Pcnx2 T C 8: 126,614,659 (GRCm39) Y264C probably benign Het
Pear1 G T 3: 87,661,890 (GRCm39) A495D probably damaging Het
Peg10 GC GCTCC 6: 4,756,452 (GRCm39) probably benign Het
Plekhf1 C A 7: 37,920,998 (GRCm39) R190L probably damaging Het
Plppr5 T C 3: 117,369,532 (GRCm39) V63A probably benign Het
Pyroxd1 T A 6: 142,300,437 (GRCm39) F189Y probably damaging Het
Rab13 C T 3: 90,128,120 (GRCm39) probably benign Het
Rptor C T 11: 119,782,036 (GRCm39) T1121I probably benign Het
Scgb2b7 T C 7: 31,404,602 (GRCm39) S33G probably benign Het
Slc25a36 A G 9: 96,982,126 (GRCm39) probably null Het
Smc1b A T 15: 84,991,273 (GRCm39) probably null Het
Srrt C T 5: 137,297,070 (GRCm39) C411Y probably benign Het
Stag1 C A 9: 100,587,298 (GRCm39) P7Q possibly damaging Het
Tarm1 G A 7: 3,537,719 (GRCm39) T248I possibly damaging Het
Tektl1 T C 10: 78,588,258 (GRCm39) Y184C probably damaging Het
Trim6 C T 7: 103,881,655 (GRCm39) A328V probably benign Het
Vmn1r189 T C 13: 22,286,811 (GRCm39) I9V probably benign Het
Vmn2r93 A G 17: 18,546,500 (GRCm39) T791A probably damaging Het
Vsig10l A G 7: 43,116,020 (GRCm39) T454A 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
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
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'- TGGGTAACATAGCATGGATCAG -3'
(R):5'- ACTGCCTACATTCCACCTGG -3'

Sequencing Primer
(F):5'- GGATCAGTCTTAGATCAGTCTTAGCC -3'
(R):5'- TTCCACCTGGCCCCAACAG -3'
Posted On 2021-08-31