Incidental Mutation 'R1771:Letm1'
ID 196569
Institutional Source Beutler Lab
Gene Symbol Letm1
Ensembl Gene ENSMUSG00000005299
Gene Name leucine zipper-EF-hand containing transmembrane protein 1
Synonyms
MMRRC Submission 039802-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.961) question?
Stock # R1771 (G1)
Quality Score 225
Status Not validated
Chromosome 5
Chromosomal Location 33897017-33940061 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 33926811 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Leucine at position 162 (H162L)
Ref Sequence ENSEMBL: ENSMUSP00000005431 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000005431]
AlphaFold Q9Z2I0
Predicted Effect probably damaging
Transcript: ENSMUST00000005431
AA Change: H162L

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000005431
Gene: ENSMUSG00000005299
AA Change: H162L

DomainStartEndE-ValueType
low complexity region 10 30 N/A INTRINSIC
low complexity region 120 135 N/A INTRINSIC
Pfam:LETM1 152 417 1.2e-111 PFAM
coiled coil region 445 493 N/A INTRINSIC
low complexity region 503 513 N/A INTRINSIC
coiled coil region 537 598 N/A INTRINSIC
SCOP:d1c7va_ 647 691 4e-3 SMART
coiled coil region 708 738 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000144071
Predicted Effect probably benign
Transcript: ENSMUST00000200827
Predicted Effect noncoding transcript
Transcript: ENSMUST00000201981
Coding Region Coverage
  • 1x: 97.4%
  • 3x: 96.9%
  • 10x: 95.2%
  • 20x: 92.0%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a protein that is localized to the inner mitochondrial membrane. The protein functions to maintain the mitochondrial tubular shapes and is required for normal mitochondrial morphology and cellular viability. Mutations in this gene cause Wolf-Hirschhorn syndrome, a complex malformation syndrome caused by the deletion of parts of the distal short arm of chromosome 4. Related pseudogenes have been identified on chromosomes 8, 15 and 19. [provided by RefSeq, Oct 2009]
PHENOTYPE: Homozygous deletion of this gene causes embryonic lethality prior to E6.5 while ~50% of heterozygotes die before E13.5. Surviving heterozygous mice show altered glucose metabolism, impaired control of brain ATP levels, and increased susceptibility to kainic acid-induced seizures. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 102 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acss3 A G 10: 106,773,061 (GRCm39) S642P probably damaging Het
Adam30 T C 3: 98,068,835 (GRCm39) S95P possibly damaging Het
Ahnak G A 19: 8,991,117 (GRCm39) V4134I probably benign Het
Ankrd13a T C 5: 114,941,649 (GRCm39) V512A probably benign Het
Asph A T 4: 9,598,773 (GRCm39) S149R probably damaging Het
Atp2b4 C A 1: 133,660,131 (GRCm39) V384L probably damaging Het
Atp8a1 A G 5: 67,805,074 (GRCm39) W1014R probably damaging Het
Cand1 A C 10: 119,044,211 (GRCm39) N1054K probably benign Het
Car15 A T 16: 17,654,730 (GRCm39) V96E probably damaging Het
Cd1d1 T C 3: 86,905,972 (GRCm39) E101G possibly damaging Het
Cd84 A G 1: 171,700,317 (GRCm39) T145A possibly damaging Het
Ceacam1 T A 7: 25,171,469 (GRCm39) T332S probably benign Het
Clca3a2 A T 3: 144,787,171 (GRCm39) V500E probably benign Het
Cul9 A T 17: 46,848,738 (GRCm39) M666K probably benign Het
Dennd3 A G 15: 73,426,950 (GRCm39) T776A possibly damaging Het
Dennd5a T C 7: 109,517,893 (GRCm39) D581G probably damaging Het
Dgkh A G 14: 78,846,967 (GRCm39) V371A probably damaging Het
Dhcr24 A G 4: 106,435,450 (GRCm39) T314A probably benign Het
Diaph1 G T 18: 38,024,071 (GRCm39) P589Q unknown Het
Disp2 C T 2: 118,621,778 (GRCm39) Q837* probably null Het
Dusp3 A T 11: 101,875,561 (GRCm39) M1K probably null Het
Ecpas A G 4: 58,879,100 (GRCm39) I63T probably damaging Het
Eddm13 G T 7: 6,280,541 (GRCm39) probably null Het
Erich3 A C 3: 154,454,109 (GRCm39) D625A possibly damaging Het
Fat2 G A 11: 55,201,691 (GRCm39) S461L probably benign Het
Fmn2 A G 1: 174,436,342 (GRCm39) probably benign Het
Foxi1 A G 11: 34,157,594 (GRCm39) Y144H probably damaging Het
Ftcd G A 10: 76,423,202 (GRCm39) V458M probably damaging Het
Gm3604 C A 13: 62,517,888 (GRCm39) G157* probably null Het
Gnpda1 C T 18: 38,466,380 (GRCm39) R79Q probably benign Het
Gpr65 T A 12: 98,242,259 (GRCm39) I304K probably damaging Het
Grem1 T C 2: 113,580,021 (GRCm39) E160G probably benign Het
Gria2 T A 3: 80,599,608 (GRCm39) K759* probably null Het
Gsg1l A G 7: 125,557,745 (GRCm39) S128P probably damaging Het
Hdac1 A T 4: 129,415,221 (GRCm39) I240N probably damaging Het
Hic2 C T 16: 17,076,578 (GRCm39) T469M probably benign Het
Hoxc10 A C 15: 102,875,522 (GRCm39) D77A probably damaging Het
Itprid1 T C 6: 55,875,132 (GRCm39) S361P probably benign Het
Klhl14 T A 18: 21,784,677 (GRCm39) H250L probably damaging Het
Klk1b24 A G 7: 43,837,653 (GRCm39) probably null Het
Loxl3 A T 6: 83,026,890 (GRCm39) Y573F probably damaging Het
Macf1 A T 4: 123,405,901 (GRCm39) I330N probably damaging Het
Mchr1 T A 15: 81,121,436 (GRCm39) I62N probably damaging Het
Mcm8 C T 2: 132,685,476 (GRCm39) Q803* probably null Het
Msh3 T G 13: 92,349,004 (GRCm39) D1075A probably benign Het
Msh6 T A 17: 88,291,950 (GRCm39) V235D probably benign Het
Mthfd2l A T 5: 91,122,254 (GRCm39) D253V probably damaging Het
Mtor T C 4: 148,555,081 (GRCm39) V901A possibly damaging Het
Muc20 A T 16: 32,614,222 (GRCm39) I385N probably damaging Het
Myo6 G T 9: 80,193,082 (GRCm39) C829F probably damaging Het
Nbea T C 3: 55,841,940 (GRCm39) I1914V probably benign Het
Ncor1 T C 11: 62,217,938 (GRCm39) E1462G probably damaging Het
Necab1 A G 4: 15,111,267 (GRCm39) Y54H probably damaging Het
Nlrp4b A G 7: 10,452,520 (GRCm39) K15R probably damaging Het
Ntrk1 A G 3: 87,696,937 (GRCm39) S139P probably benign Het
Oas1d T C 5: 121,053,900 (GRCm39) F120S probably damaging Het
Ofd1 A G X: 165,189,002 (GRCm39) Y755H probably benign Het
Or10al2 A G 17: 37,983,554 (GRCm39) I213M probably damaging Het
Or13a25 A G 7: 140,248,048 (GRCm39) T276A probably benign Het
Or4f47 T G 2: 111,973,065 (GRCm39) Y258* probably null Het
Or5c1 T A 2: 37,222,430 (GRCm39) F224I probably benign Het
Or5p58 A C 7: 107,694,816 (GRCm39) probably null Het
Or9s27 A G 1: 92,516,837 (GRCm39) I262V probably benign Het
Plekha6 T C 1: 133,201,651 (GRCm39) S355P probably benign Het
Prdm14 T C 1: 13,189,082 (GRCm39) K421E probably damaging Het
Prss36 A G 7: 127,532,625 (GRCm39) L731P probably damaging Het
Rad51d A G 11: 82,774,764 (GRCm39) L97P probably damaging Het
Rbl1 C A 2: 157,005,454 (GRCm39) probably null Het
Rnh1 G T 7: 140,744,519 (GRCm39) A52D possibly damaging Het
Rps24 A G 14: 24,541,830 (GRCm39) T6A probably damaging Het
Ryr2 A C 13: 11,760,062 (GRCm39) probably null Het
Samd4 A T 14: 47,326,532 (GRCm39) N454I probably damaging Het
Sap130 T C 18: 31,769,135 (GRCm39) I32T probably benign Het
Sap30l A T 11: 57,696,925 (GRCm39) N85I probably damaging Het
Sbf2 G A 7: 110,060,353 (GRCm39) Q204* probably null Het
Slc45a3 T C 1: 131,904,694 (GRCm39) W6R possibly damaging Het
Snx16 A G 3: 10,484,221 (GRCm39) V334A probably damaging Het
Soat1 C T 1: 156,269,991 (GRCm39) V143I probably benign Het
Sp8 T A 12: 118,813,302 (GRCm39) F386I probably damaging Het
Spag6 C T 2: 18,738,928 (GRCm39) S286L probably benign Het
Srpra A T 9: 35,124,147 (GRCm39) N31I possibly damaging Het
Ssbp4 A G 8: 71,051,502 (GRCm39) probably null Het
Stxbp2 G T 8: 3,684,064 (GRCm39) A124S probably benign Het
Tacc2 A G 7: 130,343,970 (GRCm39) K700R probably damaging Het
Tatdn2 A T 6: 113,679,060 (GRCm39) probably null Het
Tecrl G A 5: 83,439,134 (GRCm39) T226I probably damaging Het
Timeless T G 10: 128,083,477 (GRCm39) V702G probably benign Het
Tjp1 A T 7: 64,962,753 (GRCm39) S1061R probably benign Het
Tmem39b A T 4: 129,587,011 (GRCm39) C67S probably damaging Het
Tstd3 T C 4: 21,759,475 (GRCm39) Y99C probably damaging Het
Ttc39c T A 18: 12,817,881 (GRCm39) probably null Het
Ttll7 C T 3: 146,600,160 (GRCm39) P23S probably benign Het
Uba5 A G 9: 103,927,107 (GRCm39) F290S probably damaging Het
Ubap2l T C 3: 89,926,538 (GRCm39) Y623C probably damaging Het
Ube3a A G 7: 58,925,714 (GRCm39) E164G probably damaging Het
Ugcg A G 4: 59,207,775 (GRCm39) N38S probably benign Het
Ugp2 G A 11: 21,279,915 (GRCm39) T283I probably damaging Het
Vmn1r55 A T 7: 5,149,919 (GRCm39) I168N probably benign Het
Wdr27 A C 17: 15,112,703 (GRCm39) S668A probably damaging Het
Wnt2 T A 6: 18,008,696 (GRCm39) N247I probably damaging Het
Zfp850 A T 7: 27,684,700 (GRCm39) C15* probably null Het
Zfp959 A G 17: 56,204,677 (GRCm39) probably null Het
Other mutations in Letm1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01013:Letm1 APN 5 33,919,934 (GRCm39) missense possibly damaging 0.82
IGL01073:Letm1 APN 5 33,906,144 (GRCm39) missense possibly damaging 0.89
IGL01882:Letm1 APN 5 33,927,009 (GRCm39) missense probably benign 0.00
IGL02186:Letm1 APN 5 33,902,391 (GRCm39) missense probably benign 0.00
IGL02699:Letm1 APN 5 33,902,492 (GRCm39) missense possibly damaging 0.93
IGL03089:Letm1 APN 5 33,918,202 (GRCm39) missense probably damaging 1.00
R0466:Letm1 UTSW 5 33,919,074 (GRCm39) splice site probably benign
R0639:Letm1 UTSW 5 33,926,770 (GRCm39) missense possibly damaging 0.88
R1370:Letm1 UTSW 5 33,936,026 (GRCm39) splice site probably null
R1415:Letm1 UTSW 5 33,926,906 (GRCm39) missense probably benign 0.06
R1511:Letm1 UTSW 5 33,909,899 (GRCm39) missense probably damaging 1.00
R1714:Letm1 UTSW 5 33,918,228 (GRCm39) missense possibly damaging 0.51
R1990:Letm1 UTSW 5 33,926,859 (GRCm39) frame shift probably null
R1991:Letm1 UTSW 5 33,926,859 (GRCm39) frame shift probably null
R2143:Letm1 UTSW 5 33,926,859 (GRCm39) frame shift probably null
R2145:Letm1 UTSW 5 33,926,859 (GRCm39) frame shift probably null
R2202:Letm1 UTSW 5 33,926,830 (GRCm39) missense possibly damaging 0.64
R2290:Letm1 UTSW 5 33,926,859 (GRCm39) frame shift probably null
R2292:Letm1 UTSW 5 33,926,859 (GRCm39) frame shift probably null
R5574:Letm1 UTSW 5 33,926,730 (GRCm39) missense possibly damaging 0.46
R6954:Letm1 UTSW 5 33,939,851 (GRCm39) missense probably benign 0.35
R7265:Letm1 UTSW 5 33,935,992 (GRCm39) missense possibly damaging 0.62
R8713:Letm1 UTSW 5 33,919,849 (GRCm39) missense probably damaging 1.00
R9028:Letm1 UTSW 5 33,909,847 (GRCm39) missense probably damaging 1.00
R9061:Letm1 UTSW 5 33,918,213 (GRCm39) missense probably damaging 1.00
R9420:Letm1 UTSW 5 33,926,802 (GRCm39) missense probably damaging 1.00
S24628:Letm1 UTSW 5 33,904,790 (GRCm39) missense probably benign
S24628:Letm1 UTSW 5 33,904,788 (GRCm39) missense probably benign 0.00
X0066:Letm1 UTSW 5 33,919,915 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TGTCAGCACTGGCATGACAACTC -3'
(R):5'- AACATGGACACCTGCCTCTGCAAG -3'

Sequencing Primer
(F):5'- ACTCACTTGTAGCATGAGCTAGG -3'
(R):5'- TGGTTACGGGACCTCAGTACC -3'
Posted On 2014-05-23