Incidental Mutation 'R1666:Unc45b'
ID 187213
Institutional Source Beutler Lab
Gene Symbol Unc45b
Ensembl Gene ENSMUSG00000018845
Gene Name unc-45 myosin chaperone B
Synonyms UNC45, Cmya4, D230041A13Rik
MMRRC Submission 039702-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1666 (G1)
Quality Score 205
Status Not validated
Chromosome 11
Chromosomal Location 82802112-82834284 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 82808565 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 217 (I217N)
Ref Sequence ENSEMBL: ENSMUSP00000129405 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000018989] [ENSMUST00000108160] [ENSMUST00000164945]
AlphaFold Q8CGY6
Predicted Effect probably benign
Transcript: ENSMUST00000018989
AA Change: I217N

PolyPhen 2 Score 0.313 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000018989
Gene: ENSMUSG00000018845
AA Change: I217N

DomainStartEndE-ValueType
TPR 6 39 1.02e1 SMART
TPR 43 76 7.47e0 SMART
TPR 77 110 2.52e-1 SMART
Blast:ARM 167 208 3e-16 BLAST
Blast:ARM 210 250 1e-10 BLAST
Pfam:UNC45-central 298 489 1.7e-41 PFAM
Blast:ARM 541 582 7e-7 BLAST
Blast:ARM 661 701 2e-14 BLAST
Blast:ARM 704 746 5e-11 BLAST
Blast:ARM 747 788 1e-20 BLAST
Blast:ARM 789 820 1e-11 BLAST
low complexity region 821 832 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000108160
AA Change: I217N

PolyPhen 2 Score 0.313 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000103795
Gene: ENSMUSG00000018845
AA Change: I217N

DomainStartEndE-ValueType
TPR 6 39 1.02e1 SMART
TPR 43 76 7.47e0 SMART
TPR 77 110 2.52e-1 SMART
Blast:ARM 167 208 3e-16 BLAST
Blast:ARM 210 250 1e-10 BLAST
Pfam:UNC45-central 271 489 2.2e-52 PFAM
Blast:ARM 663 703 2e-14 BLAST
Blast:ARM 706 748 5e-11 BLAST
Blast:ARM 749 790 1e-20 BLAST
Blast:ARM 791 822 1e-11 BLAST
low complexity region 823 834 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000164945
AA Change: I217N

PolyPhen 2 Score 0.313 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000129405
Gene: ENSMUSG00000018845
AA Change: I217N

DomainStartEndE-ValueType
TPR 6 39 1.02e1 SMART
TPR 43 76 7.47e0 SMART
TPR 77 110 2.52e-1 SMART
Blast:ARM 167 208 3e-16 BLAST
Blast:ARM 210 250 1e-10 BLAST
Pfam:UNC45-central 298 489 1.7e-41 PFAM
Blast:ARM 663 703 2e-14 BLAST
Blast:ARM 706 748 5e-11 BLAST
Blast:ARM 749 790 1e-20 BLAST
Blast:ARM 791 822 1e-11 BLAST
low complexity region 823 834 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.7%
  • 20x: 93.6%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a co-chaperone required for folding and accumulation of type II myosins. The protein consists of three tetratricopeptide repeat motifs at the N-terminus that form a complex with heat shock protein 90, a central region of unknown function that is conserved in all Unc-45 proteins, and a C-terminal Unc-45/Cro1/She4 domain. The protein is expressed at high levels in striated muscle, where its muscle myosin chaperone activity is dependent on heat shock protein 90 acting as a co-chaperone. A missense mutation in this gene has been associated with cataract development. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Apr 2015]
PHENOTYPE: Mice homozygous for a transgenic gene disruption exhibit embryonic lethality at E9 without placental abnormalities. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 79 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acvrl1 G A 15: 101,035,458 (GRCm39) R328H probably damaging Het
Afp T C 5: 90,652,927 (GRCm39) S466P probably damaging Het
Arhgap45 A G 10: 79,864,584 (GRCm39) S879G possibly damaging Het
Asic1 A G 15: 99,597,006 (GRCm39) D556G probably damaging Het
Atp2a3 T A 11: 72,869,633 (GRCm39) probably null Het
Brinp2 C A 1: 158,074,128 (GRCm39) E664D probably damaging Het
Cap2 C A 13: 46,768,799 (GRCm39) H147N probably damaging Het
Cd209f G A 8: 4,154,862 (GRCm39) Q79* probably null Het
Chrna7 T C 7: 62,861,890 (GRCm39) Y54C possibly damaging Het
Clec1a T C 6: 129,413,967 (GRCm39) D40G probably benign Het
Col11a1 A G 3: 113,855,184 (GRCm39) E148G unknown Het
Comp A T 8: 70,831,607 (GRCm39) probably null Het
Cpz A G 5: 35,665,460 (GRCm39) probably null Het
Cyfip1 T A 7: 55,521,646 (GRCm39) N13K probably damaging Het
Cyp2c50 A T 19: 40,079,499 (GRCm39) M198L probably benign Het
Deup1 A T 9: 15,486,487 (GRCm39) Y398N possibly damaging Het
Elapor1 A G 3: 108,377,313 (GRCm39) S434P probably benign Het
Epb41l4a A G 18: 34,054,962 (GRCm39) L42P probably damaging Het
Exo1 T C 1: 175,736,052 (GRCm39) I812T possibly damaging Het
Fbxl17 A T 17: 63,692,060 (GRCm39) probably null Het
Fxn A G 19: 24,239,377 (GRCm39) Y172H probably damaging Het
Gabra6 A G 11: 42,208,461 (GRCm39) S124P probably damaging Het
Gje1 C A 10: 14,592,551 (GRCm39) W77L possibly damaging Het
Glra1 A G 11: 55,465,225 (GRCm39) S23P probably damaging Het
Gm6811 T C 17: 21,314,529 (GRCm39) noncoding transcript Het
Greb1l T A 18: 10,501,080 (GRCm39) probably null Het
Greb1l T C 18: 10,529,708 (GRCm39) probably null Het
Grm6 A T 11: 50,750,711 (GRCm39) I625F probably damaging Het
Guca1a A G 17: 47,711,167 (GRCm39) F60L probably damaging Het
Hectd1 T A 12: 51,800,607 (GRCm39) E2070D possibly damaging Het
Itga5 G A 15: 103,256,329 (GRCm39) T910I probably benign Het
Kctd10 A G 5: 114,507,051 (GRCm39) V142A probably benign Het
Kif1c C T 11: 70,619,223 (GRCm39) L953F probably damaging Het
Lmtk3 A T 7: 45,443,588 (GRCm39) D757V probably benign Het
Lpcat1 T C 13: 73,658,242 (GRCm39) probably null Het
Lrrc30 A T 17: 67,939,200 (GRCm39) C127S probably benign Het
Mc4r A G 18: 66,992,480 (GRCm39) L211P probably damaging Het
Mgat5b T A 11: 116,874,474 (GRCm39) N635K probably benign Het
Mms19 A T 19: 41,940,995 (GRCm39) M443K possibly damaging Het
Mroh5 T C 15: 73,659,754 (GRCm39) N359S probably benign Het
Nlrc4 G A 17: 74,752,901 (GRCm39) T494M probably damaging Het
Ntf3 T C 6: 126,079,401 (GRCm39) D35G possibly damaging Het
Or5g25 A T 2: 85,478,157 (GRCm39) C169* probably null Het
Osbpl5 T C 7: 143,262,776 (GRCm39) H192R probably damaging Het
Parp4 A T 14: 56,861,620 (GRCm39) K984N possibly damaging Het
Pdgfra G A 5: 75,349,681 (GRCm39) G892D possibly damaging Het
Pik3c2g A T 6: 139,612,634 (GRCm39) probably benign Het
Ppcdc T A 9: 57,321,998 (GRCm39) M181L possibly damaging Het
Pramel7 G A 2: 87,322,747 (GRCm39) P6S probably damaging Het
Prkcz G T 4: 155,374,208 (GRCm39) F69L probably damaging Het
Prkd1 G A 12: 50,441,709 (GRCm39) H277Y probably damaging Het
Ptgs2 A G 1: 149,977,021 (GRCm39) Y44C probably damaging Het
Rbck1 T A 2: 152,158,819 (GRCm39) S488C probably damaging Het
Rbl1 T C 2: 157,001,654 (GRCm39) Y878C probably damaging Het
Rbm6 G A 9: 107,669,055 (GRCm39) T619I probably benign Het
Rp1 A G 1: 4,420,086 (GRCm39) I342T probably damaging Het
Rpn2 C T 2: 157,136,075 (GRCm39) T161M possibly damaging Het
Rufy4 G A 1: 74,186,837 (GRCm39) V542I probably benign Het
Sema5b C T 16: 35,478,852 (GRCm39) P559S probably benign Het
Serpinb3d A G 1: 107,008,481 (GRCm39) V128A probably benign Het
Slc35f3 T A 8: 127,115,960 (GRCm39) S296T probably damaging Het
Slco1a8 T A 6: 141,927,775 (GRCm39) probably null Het
Smarca2 A G 19: 26,624,434 (GRCm39) I365V possibly damaging Het
Spdya T A 17: 71,885,235 (GRCm39) C230S probably damaging Het
Sv2b G A 7: 74,856,089 (GRCm39) A67V probably benign Het
Tapbpl A G 6: 125,207,164 (GRCm39) V175A probably benign Het
Tmt1a3 A G 15: 100,233,099 (GRCm39) I97V probably benign Het
Ttn T C 2: 76,642,095 (GRCm39) T13373A probably damaging Het
Tubb5 A T 17: 36,147,530 (GRCm39) N52K probably benign Het
Tyr T A 7: 87,142,149 (GRCm39) Y137F probably damaging Het
Vmn1r202 A T 13: 22,685,540 (GRCm39) D292E possibly damaging Het
Vmn1r22 A G 6: 57,877,704 (GRCm39) M91T probably benign Het
Washc2 T A 6: 116,200,215 (GRCm39) probably null Het
Zfp566 A T 7: 29,777,901 (GRCm39) H93Q probably benign Het
Zfp740 A G 15: 102,116,753 (GRCm39) D56G probably damaging Het
Zfp804b A C 5: 6,821,323 (GRCm39) L580R possibly damaging Het
Zmiz2 T G 11: 6,346,836 (GRCm39) S148R probably benign Het
Zmym6 T A 4: 127,016,652 (GRCm39) I719N probably damaging Het
Zyx T A 6: 42,332,966 (GRCm39) V372E possibly damaging Het
Other mutations in Unc45b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01320:Unc45b APN 11 82,803,219 (GRCm39) critical splice acceptor site probably null
IGL01983:Unc45b APN 11 82,827,687 (GRCm39) missense probably benign
IGL02083:Unc45b APN 11 82,813,745 (GRCm39) missense probably damaging 0.96
IGL02159:Unc45b APN 11 82,831,007 (GRCm39) splice site probably benign
IGL02160:Unc45b APN 11 82,831,007 (GRCm39) splice site probably benign
IGL02165:Unc45b APN 11 82,831,007 (GRCm39) splice site probably benign
IGL02166:Unc45b APN 11 82,831,007 (GRCm39) splice site probably benign
IGL02986:Unc45b APN 11 82,808,005 (GRCm39) missense probably damaging 0.98
fife UTSW 11 82,827,678 (GRCm39) missense probably benign 0.00
R0195:Unc45b UTSW 11 82,828,654 (GRCm39) missense probably damaging 1.00
R0197:Unc45b UTSW 11 82,831,031 (GRCm39) missense possibly damaging 0.78
R0218:Unc45b UTSW 11 82,802,686 (GRCm39) splice site probably benign
R0436:Unc45b UTSW 11 82,820,393 (GRCm39) splice site probably benign
R0569:Unc45b UTSW 11 82,827,638 (GRCm39) splice site probably benign
R0701:Unc45b UTSW 11 82,831,031 (GRCm39) missense possibly damaging 0.78
R0883:Unc45b UTSW 11 82,831,031 (GRCm39) missense possibly damaging 0.78
R1146:Unc45b UTSW 11 82,813,733 (GRCm39) missense probably damaging 0.99
R1146:Unc45b UTSW 11 82,813,733 (GRCm39) missense probably damaging 0.99
R1378:Unc45b UTSW 11 82,827,678 (GRCm39) missense probably benign 0.00
R1446:Unc45b UTSW 11 82,819,496 (GRCm39) missense probably damaging 1.00
R1532:Unc45b UTSW 11 82,827,700 (GRCm39) missense probably benign 0.12
R1559:Unc45b UTSW 11 82,808,672 (GRCm39) missense possibly damaging 0.66
R1582:Unc45b UTSW 11 82,816,771 (GRCm39) missense probably benign 0.30
R1628:Unc45b UTSW 11 82,820,206 (GRCm39) splice site probably null
R1677:Unc45b UTSW 11 82,802,531 (GRCm39) splice site probably null
R1759:Unc45b UTSW 11 82,820,325 (GRCm39) missense probably benign 0.33
R1909:Unc45b UTSW 11 82,816,913 (GRCm39) missense probably damaging 1.00
R2067:Unc45b UTSW 11 82,802,515 (GRCm39) missense probably benign 0.01
R2111:Unc45b UTSW 11 82,802,515 (GRCm39) missense probably benign 0.01
R2145:Unc45b UTSW 11 82,808,580 (GRCm39) missense probably benign 0.30
R2258:Unc45b UTSW 11 82,808,625 (GRCm39) missense probably benign 0.01
R2259:Unc45b UTSW 11 82,808,625 (GRCm39) missense probably benign 0.01
R2497:Unc45b UTSW 11 82,827,269 (GRCm39) missense probably damaging 1.00
R2507:Unc45b UTSW 11 82,830,963 (GRCm39) splice site probably null
R4352:Unc45b UTSW 11 82,804,035 (GRCm39) missense probably damaging 0.99
R4569:Unc45b UTSW 11 82,827,315 (GRCm39) critical splice donor site probably null
R4624:Unc45b UTSW 11 82,816,835 (GRCm39) missense probably benign 0.30
R5236:Unc45b UTSW 11 82,805,888 (GRCm39) missense possibly damaging 0.53
R5512:Unc45b UTSW 11 82,805,898 (GRCm39) missense possibly damaging 0.47
R5688:Unc45b UTSW 11 82,813,643 (GRCm39) missense possibly damaging 0.88
R6029:Unc45b UTSW 11 82,804,153 (GRCm39) missense probably damaging 1.00
R6616:Unc45b UTSW 11 82,802,645 (GRCm39) missense probably damaging 1.00
R6857:Unc45b UTSW 11 82,804,038 (GRCm39) missense probably benign 0.00
R6876:Unc45b UTSW 11 82,813,738 (GRCm39) missense probably benign 0.00
R7197:Unc45b UTSW 11 82,831,013 (GRCm39) critical splice acceptor site probably null
R7368:Unc45b UTSW 11 82,833,321 (GRCm39) missense probably benign 0.01
R7531:Unc45b UTSW 11 82,819,838 (GRCm39) missense probably damaging 1.00
R7743:Unc45b UTSW 11 82,813,726 (GRCm39) missense probably damaging 1.00
R8198:Unc45b UTSW 11 82,816,814 (GRCm39) frame shift probably null
R8214:Unc45b UTSW 11 82,824,714 (GRCm39) missense possibly damaging 0.50
R8235:Unc45b UTSW 11 82,810,681 (GRCm39) missense probably benign 0.01
R8916:Unc45b UTSW 11 82,804,038 (GRCm39) missense probably benign 0.00
R9004:Unc45b UTSW 11 82,819,515 (GRCm39) missense probably damaging 1.00
R9521:Unc45b UTSW 11 82,808,586 (GRCm39) missense probably benign 0.09
R9687:Unc45b UTSW 11 82,810,562 (GRCm39) missense probably damaging 1.00
R9757:Unc45b UTSW 11 82,810,558 (GRCm39) missense probably damaging 0.99
R9784:Unc45b UTSW 11 82,816,986 (GRCm39) missense probably damaging 1.00
T0970:Unc45b UTSW 11 82,813,714 (GRCm39) missense probably benign 0.00
Z1176:Unc45b UTSW 11 82,833,541 (GRCm39) missense probably damaging 1.00
Z1176:Unc45b UTSW 11 82,819,480 (GRCm39) critical splice acceptor site probably null
Z1177:Unc45b UTSW 11 82,833,379 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TGAATCACGGCTCAAGACTGCTC -3'
(R):5'- GGAATTGCCAGTGTAAGGTGGTGAC -3'

Sequencing Primer
(F):5'- TTCCCTGCAAGCTGGAAGTG -3'
(R):5'- TGATCCAGAACAGAAGAATATCTCC -3'
Posted On 2014-05-09