Incidental Mutation 'R5173:Coch'
ID 398929
Institutional Source Beutler Lab
Gene Symbol Coch
Ensembl Gene ENSMUSG00000020953
Gene Name cochlin
Synonyms Coch-5B2, D12H14S564E
MMRRC Submission 042753-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5173 (G1)
Quality Score 225
Status Validated
Chromosome 12
Chromosomal Location 51640156-51652558 bp(+) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) C to A at 51643290 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Stop codon at position 103 (Y103*)
Ref Sequence ENSEMBL: ENSMUSP00000128127 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000085412] [ENSMUST00000164782]
AlphaFold Q62507
Predicted Effect probably null
Transcript: ENSMUST00000085412
AA Change: Y103*
SMART Domains Protein: ENSMUSP00000082533
Gene: ENSMUSG00000020953
AA Change: Y103*

DomainStartEndE-ValueType
signal peptide 1 26 N/A INTRINSIC
LCCL 32 114 3.64e-47 SMART
VWA 165 337 2.06e-33 SMART
VWA 367 540 6.43e-44 SMART
Predicted Effect probably null
Transcript: ENSMUST00000164782
AA Change: Y103*
SMART Domains Protein: ENSMUSP00000128127
Gene: ENSMUSG00000020953
AA Change: Y103*

DomainStartEndE-ValueType
signal peptide 1 26 N/A INTRINSIC
LCCL 32 114 3.64e-47 SMART
VWA 165 337 2.06e-33 SMART
VWA 367 540 6.43e-44 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000218382
Predicted Effect noncoding transcript
Transcript: ENSMUST00000220173
Meta Mutation Damage Score 0.9755 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.3%
  • 20x: 95.5%
Validation Efficiency 100% (50/50)
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 highly conserved in human, mouse, and chicken, showing 94% and 79% amino acid identity of human to mouse and chicken sequences, respectively. Hybridization to this gene was detected in spindle-shaped cells located along nerve fibers between the auditory ganglion and sensory epithelium. These cells accompany neurites at the habenula perforata, the opening through which neurites extend to innervate hair cells. This and the pattern of expression of this gene in chicken inner ear paralleled the histologic findings of acidophilic deposits, consistent with mucopolysaccharide ground substance, in temporal bones from DFNA9 (autosomal dominant nonsyndromic sensorineural deafness 9) patients. Mutations that cause DFNA9 have been reported in this gene. Alternative splicing results in multiple transcript variants encoding the same protein. Additional splice variants encoding distinct isoforms have been described but their biological validities have not been demonstrated. [provided by RefSeq, Oct 2008]
PHENOTYPE: Homozygotes for a point mutation have vestibular and hearing dysfunctions that worsen with age. Homozyogtes for a null allele have no abnormal phenotype. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 48 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca13 AC A 11: 9,632,032 (GRCm39) probably null Het
Abca6 A T 11: 110,082,546 (GRCm39) F1142L probably benign Het
Ap1g1 T A 8: 110,577,764 (GRCm39) probably null Het
Apob T C 12: 8,058,238 (GRCm39) V2207A probably benign Het
Cenpp CAAACCTGAAAA CAAA 13: 49,618,258 (GRCm39) probably null Het
Chd3 A G 11: 69,260,069 (GRCm39) probably benign Het
Cul3 A T 1: 80,259,133 (GRCm39) D382E possibly damaging Het
Cul5 T C 9: 53,554,034 (GRCm39) T291A probably benign Het
Dab1 T C 4: 104,545,645 (GRCm39) probably null Het
Dmtf1 A G 5: 9,190,356 (GRCm39) probably benign Het
Dpp4 T C 2: 62,217,474 (GRCm39) Y41C probably damaging Het
Eif2ak4 A G 2: 118,238,841 (GRCm39) I45M probably damaging Het
Epn3 T C 11: 94,386,923 (GRCm39) K149R probably damaging Het
Flnc A G 6: 29,455,537 (GRCm39) E2029G probably damaging Het
Gm5799 A G 14: 43,782,116 (GRCm39) N96S probably damaging Het
Gprc5c G T 11: 114,755,093 (GRCm39) V257L possibly damaging Het
Grik5 T C 7: 24,762,319 (GRCm39) H224R possibly damaging Het
Lpar6 A T 14: 73,476,537 (GRCm39) E166V probably benign Het
Mical1 T C 10: 41,360,985 (GRCm39) L683P probably damaging Het
Mis18bp1 T C 12: 65,196,149 (GRCm39) I538M possibly damaging Het
Mobp A G 9: 119,997,311 (GRCm39) R77G possibly damaging Het
Muc21 G T 17: 35,931,633 (GRCm39) probably benign Het
Mylk A G 16: 34,797,383 (GRCm39) H1614R probably benign Het
Or2y16 T C 11: 49,334,713 (GRCm39) F12L probably benign Het
Or4p18 G A 2: 88,233,266 (GRCm39) T4I probably benign Het
Or7c19 T C 8: 85,957,205 (GRCm39) L27P probably damaging Het
Osbpl1a C T 18: 12,895,697 (GRCm39) V390I probably benign Het
Pcdha7 C A 18: 37,107,705 (GRCm39) D243E probably benign Het
Pi4ka A T 16: 17,168,770 (GRCm39) N653K possibly damaging Het
Plin5 T G 17: 56,422,548 (GRCm39) probably null Het
Plod1 A G 4: 148,000,758 (GRCm39) probably benign Het
Psd3 T C 8: 68,149,641 (GRCm39) K372E probably damaging Het
Psmd11 C T 11: 80,351,566 (GRCm39) T263I probably benign Het
Ptprt A T 2: 161,769,676 (GRCm39) N396K probably benign Het
Rab39 T C 9: 53,597,800 (GRCm39) E155G probably damaging Het
Rimbp2 T C 5: 128,874,712 (GRCm39) D293G probably benign Het
Rnf220 T C 4: 117,146,471 (GRCm39) probably benign Het
Rnmt C T 18: 68,454,430 (GRCm39) probably benign Het
Slc10a1 T A 12: 81,002,802 (GRCm39) I279F probably damaging Het
Sp140l1 G A 1: 85,078,288 (GRCm39) R54* probably null Het
Taar6 A G 10: 23,861,250 (GRCm39) Y99H probably damaging Het
Tas2r144 T A 6: 42,193,048 (GRCm39) F263I probably benign Het
Tex15 T A 8: 34,061,768 (GRCm39) N399K possibly damaging Het
Tlr9 T A 9: 106,103,151 (GRCm39) V814D possibly damaging Het
Tmem53 T A 4: 117,122,908 (GRCm39) probably benign Het
Ubap2l T C 3: 89,928,337 (GRCm39) I511V possibly damaging Het
Vmn2r60 T C 7: 41,844,935 (GRCm39) M766T probably damaging Het
Zfp462 T C 4: 55,011,115 (GRCm39) V1027A probably damaging Het
Other mutations in Coch
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01514:Coch APN 12 51,650,136 (GRCm39) missense probably damaging 1.00
IGL01803:Coch APN 12 51,650,082 (GRCm39) missense probably benign 0.15
IGL02613:Coch APN 12 51,642,132 (GRCm39) missense possibly damaging 0.76
IGL02697:Coch APN 12 51,643,821 (GRCm39) missense probably benign 0.00
IGL03351:Coch APN 12 51,649,989 (GRCm39) missense probably benign 0.05
R0732:Coch UTSW 12 51,642,155 (GRCm39) missense probably damaging 1.00
R1485:Coch UTSW 12 51,645,072 (GRCm39) missense probably damaging 1.00
R1757:Coch UTSW 12 51,649,631 (GRCm39) missense probably damaging 1.00
R2073:Coch UTSW 12 51,649,472 (GRCm39) missense probably benign 0.00
R2231:Coch UTSW 12 51,649,648 (GRCm39) missense probably benign
R2440:Coch UTSW 12 51,643,345 (GRCm39) missense probably damaging 0.99
R3104:Coch UTSW 12 51,650,204 (GRCm39) missense probably benign
R3623:Coch UTSW 12 51,649,609 (GRCm39) missense probably benign 0.06
R3624:Coch UTSW 12 51,649,609 (GRCm39) missense probably benign 0.06
R3932:Coch UTSW 12 51,650,121 (GRCm39) missense probably damaging 1.00
R3933:Coch UTSW 12 51,650,121 (GRCm39) missense probably damaging 1.00
R3945:Coch UTSW 12 51,648,595 (GRCm39) critical splice acceptor site probably null
R3946:Coch UTSW 12 51,648,595 (GRCm39) critical splice acceptor site probably null
R4423:Coch UTSW 12 51,644,932 (GRCm39) splice site probably null
R4660:Coch UTSW 12 51,642,268 (GRCm39) missense probably benign 0.21
R4732:Coch UTSW 12 51,651,802 (GRCm39) missense probably benign 0.28
R4733:Coch UTSW 12 51,651,802 (GRCm39) missense probably benign 0.28
R4844:Coch UTSW 12 51,649,477 (GRCm39) missense probably damaging 0.98
R4997:Coch UTSW 12 51,649,964 (GRCm39) splice site probably null
R5152:Coch UTSW 12 51,642,225 (GRCm39) missense probably benign 0.00
R6134:Coch UTSW 12 51,649,536 (GRCm39) missense probably damaging 1.00
R6481:Coch UTSW 12 51,644,956 (GRCm39) missense probably damaging 1.00
R6497:Coch UTSW 12 51,649,504 (GRCm39) missense probably benign 0.06
R6714:Coch UTSW 12 51,649,520 (GRCm39) missense probably damaging 1.00
R6896:Coch UTSW 12 51,649,652 (GRCm39) missense possibly damaging 0.62
R7242:Coch UTSW 12 51,640,344 (GRCm39) start gained probably benign
R7463:Coch UTSW 12 51,640,408 (GRCm39) start codon destroyed probably null 0.02
R7595:Coch UTSW 12 51,645,016 (GRCm39) missense probably damaging 1.00
R7938:Coch UTSW 12 51,643,366 (GRCm39) splice site probably null
R8047:Coch UTSW 12 51,650,496 (GRCm39) critical splice donor site probably null
R8085:Coch UTSW 12 51,650,031 (GRCm39) missense possibly damaging 0.64
R9052:Coch UTSW 12 51,640,408 (GRCm39) start codon destroyed probably null 0.02
R9175:Coch UTSW 12 51,645,060 (GRCm39) missense possibly damaging 0.96
R9533:Coch UTSW 12 51,650,132 (GRCm39) missense possibly damaging 0.69
R9617:Coch UTSW 12 51,645,034 (GRCm39) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- TAAGCAGGTCTTCAAGGGC -3'
(R):5'- TGACTCTGTCCCATGGTTGAC -3'

Sequencing Primer
(F):5'- CTTCAAGGGCCAGCAGCAAG -3'
(R):5'- CCATGGTTGACTTCTTAACCAACAG -3'
Posted On 2016-07-06