Incidental Mutation 'R5972:Smtn'
ID 471478
Institutional Source Beutler Lab
Gene Symbol Smtn
Ensembl Gene ENSMUSG00000020439
Gene Name smoothelin
Synonyms
MMRRC Submission 044155-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.484) question?
Stock # R5972 (G1)
Quality Score 127
Status Validated
Chromosome 11
Chromosomal Location 3467522-3489337 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 3483486 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 30 (I30N)
Ref Sequence ENSEMBL: ENSMUSP00000118750 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020721] [ENSMUST00000075118] [ENSMUST00000110011] [ENSMUST00000136243] [ENSMUST00000156201] [ENSMUST00000170588]
AlphaFold Q921U8
Predicted Effect probably damaging
Transcript: ENSMUST00000020721
AA Change: I30N

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000020721
Gene: ENSMUSG00000020439
AA Change: I30N

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: I30N

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000074621
Gene: ENSMUSG00000020439
AA Change: I30N

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: I30N

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000105638
Gene: ENSMUSG00000020439
AA Change: I30N

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 damaging
Transcript: ENSMUST00000136243
AA Change: I30N

PolyPhen 2 Score 0.979 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000117307
Gene: ENSMUSG00000020439
AA Change: I30N

DomainStartEndE-ValueType
Pfam:Smoothelin 1 41 2.3e-16 PFAM
Pfam:Smoothelin 68 122 6.7e-20 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000154861
Predicted Effect probably damaging
Transcript: ENSMUST00000156201
AA Change: I30N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000118750
Gene: ENSMUSG00000020439
AA Change: I30N

DomainStartEndE-ValueType
Pfam:Smoothelin 1 41 3.4e-13 PFAM
Pfam:Smoothelin 68 122 1e-16 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000170588
AA Change: I30N

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000133155
Gene: ENSMUSG00000020439
AA Change: I30N

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
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.0%
  • 20x: 93.9%
Validation Efficiency 100% (51/51)
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: 45 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcg2 T A 6: 58,649,070 (GRCm39) M305K probably benign Het
Accs G T 2: 93,669,572 (GRCm39) H283N probably damaging Het
Actl6b A T 5: 137,564,818 (GRCm39) H283L possibly damaging Het
Adgra1 T C 7: 139,425,583 (GRCm39) L32P probably damaging Het
Afg3l2 G T 18: 67,554,329 (GRCm39) L458M probably damaging Het
Arfgef2 T C 2: 166,733,756 (GRCm39) I1672T probably damaging Het
Bambi T A 18: 3,512,354 (GRCm39) V246E probably damaging Het
BC048679 A G 7: 81,145,479 (GRCm39) L29P probably damaging Het
Bmal2 A G 6: 146,711,187 (GRCm39) M64V probably damaging Het
Camk4 T C 18: 33,240,979 (GRCm39) L92P probably damaging Het
Ddx11 C A 17: 66,455,085 (GRCm39) Q655K probably benign Het
Ddx52 A G 11: 83,844,051 (GRCm39) probably null Het
Entrep3 T A 3: 89,093,115 (GRCm39) V213D probably damaging Het
Eps8l3 T C 3: 107,791,763 (GRCm39) probably null Het
Erap1 T A 13: 74,810,423 (GRCm39) probably null Het
Flg T A 3: 93,186,849 (GRCm39) N100K probably benign Het
Grip2 A T 6: 91,784,262 (GRCm39) V13E probably benign Het
Iars1 T C 13: 49,863,108 (GRCm39) V520A possibly damaging Het
Impa1 A G 3: 10,394,064 (GRCm39) M1T probably null Het
Ip6k3 T C 17: 27,368,934 (GRCm39) T179A possibly damaging Het
Krt87 T A 15: 101,385,467 (GRCm39) M302L probably benign Het
Lrp8 T C 4: 107,726,267 (GRCm39) Y899H probably damaging Het
Lrpprc A T 17: 85,020,250 (GRCm39) I1145N possibly damaging Het
Mapk11 A T 15: 89,028,387 (GRCm39) D324E probably benign Het
Melk C T 4: 44,351,007 (GRCm39) T516I probably benign Het
Mia2 C T 12: 59,193,723 (GRCm39) H130Y probably damaging Het
Mroh5 C T 15: 73,662,568 (GRCm39) probably null Het
Ncam1 T C 9: 49,418,829 (GRCm39) T824A possibly damaging Het
Neurog1 T C 13: 56,399,211 (GRCm39) S179G probably damaging Het
Ntrk2 T A 13: 58,985,633 (GRCm39) L79Q probably damaging Het
Patj T A 4: 98,457,290 (GRCm39) M46K probably damaging Het
Pdcd6ip T C 9: 113,491,366 (GRCm39) K626E probably benign Het
Pdss2 T A 10: 43,174,922 (GRCm39) Y143N probably damaging Het
Pkhd1l1 G A 15: 44,408,812 (GRCm39) S2433N probably damaging Het
Plekha5 A G 6: 140,518,639 (GRCm39) T309A possibly damaging Het
Prdm4 C T 10: 85,743,365 (GRCm39) V297M probably damaging Het
Rab15 T C 12: 76,847,377 (GRCm39) Y148C probably damaging Het
Ryr3 A T 2: 112,664,409 (GRCm39) N1627K probably damaging Het
Scn1a G T 2: 66,181,454 (GRCm39) A23E possibly damaging Het
Sympk A G 7: 18,780,749 (GRCm39) K751E probably benign Het
Usp24 C T 4: 106,225,264 (GRCm39) P632L probably damaging Het
Vmn2r106 A G 17: 20,498,738 (GRCm39) I391T probably benign Het
Vmn2r54 G A 7: 12,349,279 (GRCm39) P768S probably damaging Het
Vmn2r54 C T 7: 12,369,874 (GRCm39) C63Y probably damaging Het
Zfhx3 T G 8: 109,677,483 (GRCm39) C2844W 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
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
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'- TGCCTCAGTATGAGCTGATCC -3'
(R):5'- CAGGATCTTTGGTGTCATGAGC -3'

Sequencing Primer
(F):5'- AGTATGAGCTGATCCTTGGCACATC -3'
(R):5'- GTTGCCCCTAAAAACCCTGAGTG -3'
Posted On 2017-03-31