Incidental Mutation 'R6823:Ttyh1'
ID 537726
Institutional Source Beutler Lab
Gene Symbol Ttyh1
Ensembl Gene ENSMUSG00000030428
Gene Name tweety family member 1
Synonyms tty, 4930459B04Rik, 6330408P11Rik
MMRRC Submission 044935-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6823 (G1)
Quality Score 225.009
Status Validated
Chromosome 7
Chromosomal Location 4122418-4139206 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 4125528 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 60 (I60T)
Ref Sequence ENSEMBL: ENSMUSP00000120182 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000032594] [ENSMUST00000079415] [ENSMUST00000119661] [ENSMUST00000129423] [ENSMUST00000153673] [ENSMUST00000206869] [ENSMUST00000206987]
AlphaFold Q9D3A9
Predicted Effect possibly damaging
Transcript: ENSMUST00000032594
AA Change: I27T

PolyPhen 2 Score 0.890 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000032594
Gene: ENSMUSG00000030428
AA Change: I27T

DomainStartEndE-ValueType
Pfam:Tweety 1 72 4.7e-17 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000079415
AA Change: I60T

PolyPhen 2 Score 0.931 (Sensitivity: 0.81; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000078384
Gene: ENSMUSG00000030428
AA Change: I60T

DomainStartEndE-ValueType
Pfam:Tweety 26 428 3.2e-165 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000119661
AA Change: I60T

PolyPhen 2 Score 0.972 (Sensitivity: 0.77; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000113937
Gene: ENSMUSG00000030428
AA Change: I60T

DomainStartEndE-ValueType
Pfam:Tweety 26 435 1.9e-167 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000129423
AA Change: I60T

PolyPhen 2 Score 0.972 (Sensitivity: 0.77; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000120182
Gene: ENSMUSG00000030428
AA Change: I60T

DomainStartEndE-ValueType
Pfam:Tweety 26 435 1.9e-167 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000153673
AA Change: I60T

PolyPhen 2 Score 0.969 (Sensitivity: 0.77; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000115623
Gene: ENSMUSG00000030428
AA Change: I60T

DomainStartEndE-ValueType
Pfam:Tweety 26 103 1.3e-23 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000206869
Predicted Effect probably damaging
Transcript: ENSMUST00000206987
AA Change: I60T

PolyPhen 2 Score 0.969 (Sensitivity: 0.77; Specificity: 0.95)
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.5%
  • 20x: 98.4%
Validation Efficiency 98% (81/83)
MGI Phenotype FUNCTION: This gene encodes a member of the Tweety family of membrane proteins. Members of this family contain five predicted transmembrane regions that are arranged in a characteristic pattern. In mouse, the protein is predominantly localized to the endoplasmic reticulum and displays calcium binding activity. Targeted knock out of this gene results in early embryonic lethality prior to the blastocyst stage. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Apr 2015]
PHENOTYPE: Mice homozygous for a null mutation display embryonic lethality before implantation with arrest before the blastocyst stage and mitotic failure. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 81 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adcy8 T G 15: 64,626,735 (GRCm39) probably null Het
Adgrv1 A G 13: 81,705,200 (GRCm39) F1537L probably damaging Het
Aggf1 T C 13: 95,501,231 (GRCm39) S384G probably benign Het
Anxa8 A T 14: 33,816,722 (GRCm39) D204V possibly damaging Het
Asap3 A T 4: 135,954,883 (GRCm39) E71V possibly damaging Het
BC024139 T C 15: 76,003,946 (GRCm39) *773W probably null Het
Bckdhb T C 9: 83,835,814 (GRCm39) V106A possibly damaging Het
Cep250 A G 2: 155,823,379 (GRCm39) D1010G probably benign Het
Chrd T A 16: 20,553,486 (GRCm39) L243Q probably damaging Het
Cib2 G T 9: 54,457,175 (GRCm39) L30I possibly damaging Het
Cpsf7 T A 19: 10,510,248 (GRCm39) L113* probably null Het
Cubn T A 2: 13,449,840 (GRCm39) I895L probably benign Het
Cyp24a1 C A 2: 170,329,899 (GRCm39) R351I probably benign Het
Cyp2a12 A T 7: 26,733,581 (GRCm39) D320V possibly damaging Het
Dact1 C G 12: 71,364,713 (GRCm39) P498R probably benign Het
Diaph1 T A 18: 38,009,436 (GRCm39) probably null Het
Dnah7a A T 1: 53,495,863 (GRCm39) I3198N probably benign Het
Dop1b A T 16: 93,552,373 (GRCm39) I271F possibly damaging Het
Elp1 A G 4: 56,787,939 (GRCm39) Y331H probably damaging Het
Erich3 C A 3: 154,433,074 (GRCm39) F349L probably damaging Het
Fam187b G C 7: 30,688,715 (GRCm39) V358L probably benign Het
Fat4 T A 3: 39,038,088 (GRCm39) H3913Q probably benign Het
Fbxw7 G C 3: 84,865,934 (GRCm39) E118D probably benign Het
Fgf1 A G 18: 38,980,161 (GRCm39) I71T probably damaging Het
Fryl A T 5: 73,222,560 (GRCm39) I2007K probably damaging Het
Galnt2 C G 8: 125,050,750 (GRCm39) P130A probably benign Het
H1f10 G A 6: 87,958,284 (GRCm39) R19C probably damaging Het
Hmga2 A C 10: 120,311,929 (GRCm39) S14A possibly damaging Het
Hoxb4 C T 11: 96,209,480 (GRCm39) probably benign Het
Hr A T 14: 70,802,814 (GRCm39) I756F probably damaging Het
Hspa1b A T 17: 35,177,161 (GRCm39) S275T probably benign Het
Kcnh1 T C 1: 192,187,597 (GRCm39) *99R probably null Het
Kit C A 5: 75,813,309 (GRCm39) L864I probably benign Het
Klk14 A T 7: 43,343,880 (GRCm39) K196* probably null Het
Lmod1 A G 1: 135,252,905 (GRCm39) N53S probably damaging Het
Myh13 T C 11: 67,246,984 (GRCm39) M1235T probably benign Het
Neurl3 T A 1: 36,307,785 (GRCm39) K175* probably null Het
Nlgn2 T A 11: 69,716,750 (GRCm39) K597M probably damaging Het
Npdc1 T C 2: 25,299,121 (GRCm39) M306T probably damaging Het
Obscn C T 11: 58,958,769 (GRCm39) probably null Het
Or1p1b T C 11: 74,130,522 (GRCm39) L44P probably damaging Het
Or52m2 G A 7: 102,263,693 (GRCm39) L168F probably damaging Het
Or8b49 T C 9: 38,506,201 (GRCm39) I228T possibly damaging Het
Pbrm1 A T 14: 30,806,747 (GRCm39) Y1042F probably damaging Het
Pclo T A 5: 14,727,921 (GRCm39) probably benign Het
Peg10 CATCAGGATCCCCATCAGGATGCACATCAGGATCCACATCAGGATGCACATCAGGATC CATC 6: 4,756,431 (GRCm39) probably benign Het
Phf12 C T 11: 77,913,337 (GRCm39) Q430* probably null Het
Plaat5 A T 19: 7,616,861 (GRCm39) probably benign Het
Pld3 C T 7: 27,235,322 (GRCm39) R302H probably damaging Het
Plekha5 T C 6: 140,471,584 (GRCm39) S112P probably benign Het
Pmfbp1 T A 8: 110,256,939 (GRCm39) S548T possibly damaging Het
Ppa1 A T 10: 61,503,382 (GRCm39) I220F probably damaging Het
Ppp2r3d A G 9: 124,439,078 (GRCm38) probably benign Het
Psmg2 A T 18: 67,781,927 (GRCm39) E164D possibly damaging Het
Rarb T C 14: 16,443,824 (GRCm38) R155G probably damaging Het
Rnf215 T C 11: 4,086,609 (GRCm39) L162S probably damaging Het
Rsf1 GGCG GGCGACGGCCGCG 7: 97,229,113 (GRCm39) probably benign Het
Rtkn2 G A 10: 67,862,462 (GRCm39) V330M probably damaging Het
Slc16a4 A T 3: 107,218,814 (GRCm39) I472F probably benign Het
Snx14 T C 9: 88,276,435 (GRCm39) N617D possibly damaging Het
Spire2 T C 8: 124,083,466 (GRCm39) V150A probably damaging Het
Sptbn1 C A 11: 30,064,787 (GRCm39) R1904M probably damaging Het
Swap70 A G 7: 109,880,510 (GRCm39) E575G possibly damaging Het
Tbxas1 A T 6: 38,896,087 (GRCm39) M1L possibly damaging Het
Tenm3 A T 8: 48,709,872 (GRCm39) V1688D probably damaging Het
Tgfbr3 A T 5: 107,297,780 (GRCm39) S207T probably damaging Het
Timm44 A G 8: 4,317,282 (GRCm39) F248L probably damaging Het
Tmem161a T C 8: 70,633,849 (GRCm39) L170P probably damaging Het
Tmem63a A T 1: 180,788,035 (GRCm39) Y263F possibly damaging Het
Tnfsf9 C A 17: 57,412,513 (GRCm39) L28I probably benign Het
Tph2 T A 10: 115,010,011 (GRCm39) N183I probably benign Het
Ubn1 T G 16: 4,882,411 (GRCm39) S48A probably damaging Het
Ubr5 T C 15: 37,989,842 (GRCm39) N2019S probably benign Het
Wbp2 T C 11: 115,977,736 (GRCm39) N6D probably benign Het
Wdr59 T A 8: 112,185,672 (GRCm39) E810V possibly damaging Het
Wiz T C 17: 32,579,395 (GRCm39) D220G probably damaging Het
Yipf7 A G 5: 69,674,413 (GRCm39) L244P probably damaging Het
Zdhhc17 T C 10: 110,790,972 (GRCm39) T366A possibly damaging Het
Zfp169 A T 13: 48,644,472 (GRCm39) probably benign Het
Zfp707 C T 15: 75,841,572 (GRCm39) probably benign Het
Zfp788 A G 7: 41,298,984 (GRCm39) H540R probably damaging Het
Other mutations in Ttyh1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01410:Ttyh1 APN 7 4,127,656 (GRCm39) missense probably damaging 1.00
IGL01730:Ttyh1 APN 7 4,128,720 (GRCm39) missense possibly damaging 0.90
IGL02052:Ttyh1 APN 7 4,133,573 (GRCm39) unclassified probably benign
IGL02410:Ttyh1 APN 7 4,136,898 (GRCm39) utr 3 prime probably benign
IGL02651:Ttyh1 APN 7 4,127,678 (GRCm39) missense probably damaging 1.00
PIT4468001:Ttyh1 UTSW 7 4,122,771 (GRCm39) missense possibly damaging 0.49
R0137:Ttyh1 UTSW 7 4,127,719 (GRCm39) missense possibly damaging 0.95
R1699:Ttyh1 UTSW 7 4,122,695 (GRCm39) missense possibly damaging 0.79
R1739:Ttyh1 UTSW 7 4,132,348 (GRCm39) missense probably benign 0.18
R1865:Ttyh1 UTSW 7 4,122,730 (GRCm39) missense probably damaging 1.00
R2258:Ttyh1 UTSW 7 4,131,183 (GRCm39) missense probably damaging 0.98
R2259:Ttyh1 UTSW 7 4,131,183 (GRCm39) missense probably damaging 0.98
R2260:Ttyh1 UTSW 7 4,131,183 (GRCm39) missense probably damaging 0.98
R3027:Ttyh1 UTSW 7 4,122,721 (GRCm39) missense probably benign 0.31
R3426:Ttyh1 UTSW 7 4,136,218 (GRCm39) critical splice donor site probably null
R3939:Ttyh1 UTSW 7 4,132,317 (GRCm39) missense probably damaging 0.97
R3941:Ttyh1 UTSW 7 4,132,317 (GRCm39) missense probably damaging 0.97
R4328:Ttyh1 UTSW 7 4,133,580 (GRCm39) missense probably damaging 0.99
R4329:Ttyh1 UTSW 7 4,133,580 (GRCm39) missense probably damaging 0.99
R4527:Ttyh1 UTSW 7 4,122,763 (GRCm39) missense probably damaging 1.00
R4849:Ttyh1 UTSW 7 4,125,533 (GRCm39) missense possibly damaging 0.84
R4898:Ttyh1 UTSW 7 4,136,735 (GRCm39) missense probably benign 0.03
R4931:Ttyh1 UTSW 7 4,136,943 (GRCm39) utr 3 prime probably benign
R4960:Ttyh1 UTSW 7 4,131,225 (GRCm39) missense probably damaging 1.00
R6158:Ttyh1 UTSW 7 4,128,561 (GRCm39) missense probably benign 0.00
R6362:Ttyh1 UTSW 7 4,132,323 (GRCm39) missense possibly damaging 0.67
R6799:Ttyh1 UTSW 7 4,136,221 (GRCm39) splice site probably null
R6897:Ttyh1 UTSW 7 4,127,649 (GRCm39) utr 3 prime probably benign
R7070:Ttyh1 UTSW 7 4,136,363 (GRCm39) missense probably damaging 0.99
R7236:Ttyh1 UTSW 7 4,136,663 (GRCm39) missense probably benign 0.00
R7287:Ttyh1 UTSW 7 4,128,657 (GRCm39) missense probably benign 0.02
R8039:Ttyh1 UTSW 7 4,125,540 (GRCm39) missense probably benign 0.01
R8056:Ttyh1 UTSW 7 4,127,622 (GRCm39) intron probably benign
R8236:Ttyh1 UTSW 7 4,128,547 (GRCm39) missense probably benign 0.02
R8684:Ttyh1 UTSW 7 4,133,791 (GRCm39) splice site probably benign
Predicted Primers PCR Primer
(F):5'- TGTTCTCCCGAAATACAGACACG -3'
(R):5'- TATAGGAATCTCTGTCCCCGCC -3'

Sequencing Primer
(F):5'- TATTCCCATACAGTTCAGAGAGCAG -3'
(R):5'- TTACCAGCCCACGAGAAG -3'
Posted On 2018-10-18