Incidental Mutation 'R4328:Ttyh1'
ID 371123
Institutional Source Beutler Lab
Gene Symbol Ttyh1
Ensembl Gene ENSMUSG00000030428
Gene Name tweety family member 1
Synonyms tty, 4930459B04Rik, 6330408P11Rik
MMRRC Submission 041098-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4328 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 4122418-4139206 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 4133580 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Valine at position 295 (D295V)
Ref Sequence ENSEMBL: ENSMUSP00000120182 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000032594] [ENSMUST00000079415] [ENSMUST00000119661] [ENSMUST00000129423] [ENSMUST00000206869] [ENSMUST00000206987] [ENSMUST00000153673]
AlphaFold Q9D3A9
Predicted Effect probably benign
Transcript: ENSMUST00000032594
SMART Domains Protein: ENSMUSP00000032594
Gene: ENSMUSG00000030428

DomainStartEndE-ValueType
Pfam:Tweety 1 72 4.7e-17 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000079415
AA Change: D295V

PolyPhen 2 Score 0.992 (Sensitivity: 0.70; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000078384
Gene: ENSMUSG00000030428
AA Change: D295V

DomainStartEndE-ValueType
Pfam:Tweety 26 428 3.2e-165 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000119661
AA Change: D295V

PolyPhen 2 Score 0.992 (Sensitivity: 0.70; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000113937
Gene: ENSMUSG00000030428
AA Change: D295V

DomainStartEndE-ValueType
Pfam:Tweety 26 435 1.9e-167 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000126971
Predicted Effect noncoding transcript
Transcript: ENSMUST00000128317
Predicted Effect probably damaging
Transcript: ENSMUST00000129423
AA Change: D295V

PolyPhen 2 Score 0.992 (Sensitivity: 0.70; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000120182
Gene: ENSMUSG00000030428
AA Change: D295V

DomainStartEndE-ValueType
Pfam:Tweety 26 435 1.9e-167 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000130150
Predicted Effect noncoding transcript
Transcript: ENSMUST00000148951
Predicted Effect noncoding transcript
Transcript: ENSMUST00000134536
Predicted Effect probably damaging
Transcript: ENSMUST00000206869
AA Change: D199V

PolyPhen 2 Score 0.989 (Sensitivity: 0.72; Specificity: 0.97)
Predicted Effect noncoding transcript
Transcript: ENSMUST00000205971
Predicted Effect probably benign
Transcript: ENSMUST00000206987
Predicted Effect noncoding transcript
Transcript: ENSMUST00000148760
Predicted Effect noncoding transcript
Transcript: ENSMUST00000139789
Predicted Effect noncoding transcript
Transcript: ENSMUST00000140637
Predicted Effect noncoding transcript
Transcript: ENSMUST00000132400
Predicted Effect noncoding transcript
Transcript: ENSMUST00000148318
Predicted Effect probably benign
Transcript: ENSMUST00000153673
SMART Domains Protein: ENSMUSP00000115623
Gene: ENSMUSG00000030428

DomainStartEndE-ValueType
Pfam:Tweety 26 103 1.3e-23 PFAM
Meta Mutation Damage Score 0.8711 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.5%
Validation Efficiency 98% (56/57)
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: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2300009A05Rik T C 9: 63,306,238 (GRCm39) K89R probably damaging Het
Aadacl4fm2 T A 4: 144,282,164 (GRCm39) K209N possibly damaging Het
Alcam T C 16: 52,073,579 (GRCm39) N549S possibly damaging Het
Arap2 A T 5: 62,779,206 (GRCm39) H1461Q possibly damaging Het
Bin3 A G 14: 70,356,054 (GRCm39) I4V probably benign Het
Brd10 G T 19: 29,720,961 (GRCm39) T688K probably benign Het
C9orf72 T A 4: 35,225,985 (GRCm39) probably benign Het
Cd55 C T 1: 130,375,104 (GRCm39) probably benign Het
Cd55 A T 1: 130,380,220 (GRCm39) C253S probably damaging Het
Col12a1 T A 9: 79,607,671 (GRCm39) T386S possibly damaging Het
Col13a1 T C 10: 61,699,758 (GRCm39) T476A unknown Het
Crym C T 7: 119,794,562 (GRCm39) G219E probably damaging Het
Cwf19l2 A T 9: 3,458,878 (GRCm39) I776F probably damaging Het
Eif1ad16 T A 12: 87,985,285 (GRCm39) D86V possibly damaging Het
Erlec1 C T 11: 30,899,972 (GRCm39) E166K probably benign Het
Gm3336 C T 8: 71,173,234 (GRCm39) T82I probably benign Het
Gm3604 A T 13: 62,517,079 (GRCm39) S425R possibly damaging Het
Gpn2 T C 4: 133,315,919 (GRCm39) V203A probably benign Het
Gskip T C 12: 105,666,960 (GRCm39) Y113H probably damaging Het
Hcn2 T C 10: 79,560,445 (GRCm39) Y259H probably damaging Het
Hira C A 16: 18,715,362 (GRCm39) Q87K probably benign Het
Ip6k2 G A 9: 108,682,847 (GRCm39) R319Q probably benign Het
Kirrel1 T C 3: 86,992,081 (GRCm39) probably benign Het
Klhl40 A G 9: 121,607,956 (GRCm39) D372G probably benign Het
Lingo2 T A 4: 35,708,462 (GRCm39) D506V probably damaging Het
Ly6e C A 15: 74,830,370 (GRCm39) N73K probably damaging Het
Med12l T C 3: 59,172,688 (GRCm39) S1813P probably benign Het
Med24 A G 11: 98,597,942 (GRCm39) probably null Het
Niban1 T C 1: 151,512,169 (GRCm39) S24P possibly damaging Het
Nup210l C A 3: 90,083,142 (GRCm39) probably null Het
Or2t1 T A 14: 14,328,193 (GRCm38) F27L probably damaging Het
Or5w12 C A 2: 87,502,008 (GRCm39) R234S possibly damaging Het
Or7g34 T A 9: 19,478,318 (GRCm39) M121L possibly damaging Het
Or8d1 T C 9: 38,767,132 (GRCm39) M258T possibly damaging Het
Pafah1b1 T C 11: 74,573,066 (GRCm39) T333A probably benign Het
Pak3 T C X: 142,516,205 (GRCm39) probably null Het
Palm G A 10: 79,643,520 (GRCm39) G83S probably benign Het
Pax8 A G 2: 24,331,663 (GRCm39) F140S possibly damaging Het
Ppargc1b A T 18: 61,515,540 (GRCm39) C34* probably null Het
Ppp3cb A T 14: 20,581,016 (GRCm39) I136K probably damaging Het
Prep T C 10: 44,996,745 (GRCm39) V341A probably benign Het
Prickle4 C A 17: 47,999,543 (GRCm39) G337C probably damaging Het
Rabgap1 T A 2: 37,422,627 (GRCm39) Y627N probably damaging Het
Ryr1 T C 7: 28,782,484 (GRCm39) Y1953C probably damaging Het
Snrnp200 T A 2: 127,064,137 (GRCm39) V708D probably damaging Het
Tent5b C T 4: 133,213,914 (GRCm39) Q262* probably null Het
Tmem107 G T 11: 68,962,301 (GRCm39) probably null Het
Tmem62 T A 2: 120,810,991 (GRCm39) N156K probably damaging Het
Twsg1 T C 17: 66,255,733 (GRCm39) T14A probably benign Het
Zfp184 T C 13: 22,144,072 (GRCm39) Y593H probably damaging Het
Zfp239 T C 6: 117,848,745 (GRCm39) L161P probably damaging Het
Zpbp2 A G 11: 98,448,432 (GRCm39) T199A probably benign 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
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
R6823:Ttyh1 UTSW 7 4,125,528 (GRCm39) missense probably damaging 0.97
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'- AGCAGAAGGGATGAACGTCT -3'
(R):5'- CTCGGGTCAAGGTGTGGC -3'

Sequencing Primer
(F):5'- GCTGTAAGTTTGATCCCTAGCAACAC -3'
(R):5'- TGGCCTTGGCACCCTCC -3'
Posted On 2016-02-22