Incidental Mutation 'R7500:Smo'
ID 581417
Institutional Source Beutler Lab
Gene Symbol Smo
Ensembl Gene ENSMUSG00000001761
Gene Name smoothened, frizzled class receptor
Synonyms E130215L21Rik
MMRRC Submission 045573-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R7500 (G1)
Quality Score 225.009
Status Validated
Chromosome 6
Chromosomal Location 29735502-29761364 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 29755534 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Leucine at position 402 (R402L)
Ref Sequence ENSEMBL: ENSMUSP00000001812 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000001812]
AlphaFold P56726
Predicted Effect probably benign
Transcript: ENSMUST00000001812
AA Change: R402L

PolyPhen 2 Score 0.086 (Sensitivity: 0.93; Specificity: 0.85)
SMART Domains Protein: ENSMUSP00000001812
Gene: ENSMUSG00000001761
AA Change: R402L

DomainStartEndE-ValueType
signal peptide 1 32 N/A INTRINSIC
low complexity region 55 66 N/A INTRINSIC
FRI 73 187 5.48e-49 SMART
Frizzled 224 559 2.82e-148 SMART
low complexity region 641 652 N/A INTRINSIC
low complexity region 671 684 N/A INTRINSIC
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.2%
Validation Efficiency 98% (49/50)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a G protein-coupled receptor that interacts with the patched protein, a receptor for hedgehog proteins. The encoded protein tranduces signals to other proteins after activation by a hedgehog protein/patched protein complex. [provided by RefSeq, Jul 2010]
PHENOTYPE: Both an ENU-induced mutation and a null mutation are midgestation lethal. Observed defects include failure of neural tube closure and heart and gut defects. Conditional knockouts in chondrocytes and dental epithelium result in short long bones and dentalepithelium derivative defects, respectively. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 49 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acaa1a A G 9: 119,173,564 (GRCm39) M146V probably benign Het
Adcy1 C T 11: 7,094,762 (GRCm39) R563C probably damaging Het
Ambn A T 5: 88,609,493 (GRCm39) Y67F possibly damaging Het
Ankrd42 T A 7: 92,241,080 (GRCm39) E426D probably benign Het
Ankzf1 A G 1: 75,174,623 (GRCm39) T538A probably benign Het
Arhgap20 A G 9: 51,751,802 (GRCm39) I418V probably benign Het
Arhgef28 A G 13: 98,115,003 (GRCm39) Y616H probably benign Het
B4galt4 T C 16: 38,588,376 (GRCm39) F340S probably damaging Het
Bmp1 C T 14: 70,727,562 (GRCm39) E674K probably benign Het
Ccr9 T A 9: 123,608,534 (GRCm39) V72D probably damaging Het
Chd2 T A 7: 73,101,556 (GRCm39) K1390I probably damaging Het
Col5a3 C T 9: 20,711,585 (GRCm39) R513Q unknown Het
Cracd A G 5: 76,805,905 (GRCm39) R126G unknown Het
Cttnbp2 G T 6: 18,378,419 (GRCm39) N1472K probably benign Het
Edn3 A G 2: 174,621,328 (GRCm39) probably null Het
Eps15l1 A G 8: 73,136,634 (GRCm39) F331L probably damaging Het
Gm45337 CACAGCCTCCCTTGCAGCCCCCACAGGAGCCACAGCCTCCCTTGCAGCCCCCACAGGAGCTACAGCCTCC CACAGCCTCC 7: 141,698,021 (GRCm39) probably benign Het
Lrrc56 A G 7: 140,789,443 (GRCm39) S487G probably benign Het
Moxd2 A G 6: 40,868,746 (GRCm39) T93A probably benign Het
Ngp G T 9: 110,248,833 (GRCm39) probably null Het
Npr2 T C 4: 43,650,415 (GRCm39) V970A probably damaging Het
Or4a79 T C 2: 89,552,281 (GRCm39) Y58C possibly damaging Het
Or5an10 T C 19: 12,276,041 (GRCm39) S152G probably damaging Het
Or8b9 T C 9: 37,766,314 (GRCm39) S67P probably damaging Het
Or8g28 T G 9: 39,169,762 (GRCm39) I69L probably benign Het
Pacc1 A G 1: 191,078,910 (GRCm39) probably null Het
Pdf A T 8: 107,773,781 (GRCm39) F221I probably damaging Het
Plekhn1 A C 4: 156,317,771 (GRCm39) S205R probably benign Het
Ppp6r1 G A 7: 4,639,129 (GRCm39) A606V probably benign Het
Prpf38b C T 3: 108,812,446 (GRCm39) V256I probably benign Het
Rbbp5 T A 1: 132,421,879 (GRCm39) H291Q probably benign Het
Rnf169 T C 7: 99,629,445 (GRCm39) E66G probably damaging Het
Rp1 T A 1: 4,381,501 (GRCm39) N328Y unknown Het
Skint5 A T 4: 113,417,035 (GRCm39) V1138E unknown Het
Slc27a4 T C 2: 29,702,717 (GRCm39) V539A probably damaging Het
Srgap2 A T 1: 131,364,569 (GRCm39) L4Q probably damaging Het
Tbxas1 A T 6: 38,959,146 (GRCm39) R110* probably null Het
Thoc7 A C 14: 13,951,204 (GRCm38) probably null Het
Tmub1 G A 5: 24,652,507 (GRCm39) probably benign Het
Tnrc6a A G 7: 122,772,673 (GRCm39) probably null Het
Traj19 T A 14: 54,437,860 (GRCm39) H6Q unknown Het
Trim30c T C 7: 104,036,758 (GRCm39) E200G probably benign Het
Ubqlnl A T 7: 103,798,048 (GRCm39) I483N probably damaging Het
Usp25 G T 16: 76,874,089 (GRCm39) R555L probably damaging Het
Vgll4 A G 6: 114,839,293 (GRCm39) S233P probably damaging Het
Vps13b G A 15: 35,910,670 (GRCm39) C3478Y possibly damaging Het
Vwa8 T A 14: 79,162,686 (GRCm39) probably null Het
Zfp977 A G 7: 42,229,629 (GRCm39) Y299H probably damaging Het
Zmynd11 T A 13: 9,785,434 (GRCm39) H17L probably benign Het
Other mutations in Smo
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00772:Smo APN 6 29,758,893 (GRCm39) nonsense probably null
IGL01969:Smo APN 6 29,755,171 (GRCm39) critical splice acceptor site probably null
IGL02078:Smo APN 6 29,754,707 (GRCm39) missense possibly damaging 0.46
IGL02248:Smo APN 6 29,757,291 (GRCm39) missense possibly damaging 0.69
IGL02496:Smo APN 6 29,758,480 (GRCm39) missense probably damaging 0.99
IGL03159:Smo APN 6 29,758,504 (GRCm39) missense probably benign 0.00
knobby UTSW 6 29,736,173 (GRCm39) missense probably benign
R0548:Smo UTSW 6 29,759,585 (GRCm39) missense possibly damaging 0.45
R0606:Smo UTSW 6 29,753,603 (GRCm39) missense possibly damaging 0.69
R1164:Smo UTSW 6 29,754,718 (GRCm39) missense probably benign 0.18
R1438:Smo UTSW 6 29,755,482 (GRCm39) missense possibly damaging 0.89
R1900:Smo UTSW 6 29,736,055 (GRCm39) missense unknown
R2022:Smo UTSW 6 29,754,715 (GRCm39) missense possibly damaging 0.87
R2023:Smo UTSW 6 29,754,715 (GRCm39) missense possibly damaging 0.87
R2129:Smo UTSW 6 29,757,313 (GRCm39) missense probably damaging 1.00
R4033:Smo UTSW 6 29,759,917 (GRCm39) missense probably damaging 0.98
R4795:Smo UTSW 6 29,755,573 (GRCm39) missense probably damaging 0.99
R4878:Smo UTSW 6 29,753,570 (GRCm39) missense probably benign 0.02
R4920:Smo UTSW 6 29,759,593 (GRCm39) missense probably damaging 1.00
R5165:Smo UTSW 6 29,736,077 (GRCm39) missense unknown
R5350:Smo UTSW 6 29,754,466 (GRCm39) missense probably benign 0.02
R5554:Smo UTSW 6 29,736,123 (GRCm39) missense possibly damaging 0.72
R6409:Smo UTSW 6 29,736,113 (GRCm39) missense unknown
R6440:Smo UTSW 6 29,756,813 (GRCm39) missense possibly damaging 0.93
R6707:Smo UTSW 6 29,736,173 (GRCm39) missense probably benign
R6766:Smo UTSW 6 29,736,044 (GRCm39) missense unknown
R7061:Smo UTSW 6 29,760,229 (GRCm39) missense probably damaging 1.00
R7147:Smo UTSW 6 29,758,448 (GRCm39) missense possibly damaging 0.91
R7491:Smo UTSW 6 29,736,119 (GRCm39) missense probably damaging 0.96
R7735:Smo UTSW 6 29,759,851 (GRCm39) missense probably damaging 1.00
R8109:Smo UTSW 6 29,755,522 (GRCm39) missense probably damaging 1.00
R8511:Smo UTSW 6 29,755,531 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- ATTTCCACCTGCTCACGTGG -3'
(R):5'- TTGCACCAAGGTTTAGGTAGATATCAG -3'

Sequencing Primer
(F):5'- GCTCACGTGGTCACTCC -3'
(R):5'- TTTAGGTAGATATCAGAGGAAGGC -3'
Posted On 2019-10-17