Incidental Mutation 'R0218:Unc45b'
ID 33672
Institutional Source Beutler Lab
Gene Symbol Unc45b
Ensembl Gene ENSMUSG00000018845
Gene Name unc-45 myosin chaperone B
Synonyms UNC45, Cmya4, D230041A13Rik
MMRRC Submission 038467-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R0218 (G1)
Quality Score 212
Status Validated
Chromosome 11
Chromosomal Location 82802112-82834284 bp(+) (GRCm39)
Type of Mutation splice site
DNA Base Change (assembly) A to G at 82802686 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000129405 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000018989] [ENSMUST00000103213] [ENSMUST00000108160] [ENSMUST00000164945]
AlphaFold Q8CGY6
Predicted Effect probably benign
Transcript: ENSMUST00000018989
SMART Domains Protein: ENSMUSP00000018989
Gene: ENSMUSG00000018845

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: ENSMUST00000103213
SMART Domains Protein: ENSMUSP00000099502
Gene: ENSMUSG00000020692

DomainStartEndE-ValueType
low complexity region 2 11 N/A INTRINSIC
Pfam:NLE 17 77 3.6e-15 PFAM
WD40 103 142 5.22e-12 SMART
WD40 145 184 1.48e-11 SMART
WD40 188 232 1.66e-5 SMART
WD40 235 273 3.11e-10 SMART
WD40 276 357 1.14e-3 SMART
WD40 361 400 8.81e-10 SMART
WD40 403 442 1.69e-11 SMART
WD40 445 484 9.44e-10 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000108160
SMART Domains Protein: ENSMUSP00000103795
Gene: ENSMUSG00000018845

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: ENSMUST00000126202
SMART Domains Protein: ENSMUSP00000130605
Gene: ENSMUSG00000020692

DomainStartEndE-ValueType
SCOP:d1flga_ 12 46 2e-5 SMART
Blast:WD40 22 48 2e-10 BLAST
Predicted Effect noncoding transcript
Transcript: ENSMUST00000147915
Predicted Effect probably benign
Transcript: ENSMUST00000164945
SMART Domains Protein: ENSMUSP00000129405
Gene: ENSMUSG00000018845

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: 99.0%
  • 3x: 98.2%
  • 10x: 96.0%
  • 20x: 91.7%
Validation Efficiency 98% (53/54)
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: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam34l T G 8: 44,079,477 (GRCm39) Q249P probably benign Het
Adgrv1 C T 13: 81,255,017 (GRCm39) probably null Het
Ccdc110 A G 8: 46,387,761 (GRCm39) probably benign Het
Cd200r1 T A 16: 44,609,106 (GRCm39) probably benign Het
Cdkl1 A T 12: 69,836,809 (GRCm39) D40E probably benign Het
Cdx1 A G 18: 61,153,436 (GRCm39) probably benign Het
Cenpp T A 13: 49,801,108 (GRCm39) K103N possibly damaging Het
Cep162 A G 9: 87,093,862 (GRCm39) Y839H possibly damaging Het
Chac1 T A 2: 119,183,941 (GRCm39) L181* probably null Het
Ciapin1 G T 8: 95,554,938 (GRCm39) Q173K probably damaging Het
Cmklr2 T A 1: 63,222,690 (GRCm39) N182Y probably benign Het
Dgcr2 A G 16: 17,667,650 (GRCm39) C270R probably damaging Het
Dlc1 A G 8: 37,317,383 (GRCm39) S431P probably benign Het
Efcab12 T C 6: 115,791,611 (GRCm39) probably benign Het
Ehbp1 A T 11: 22,181,992 (GRCm39) probably benign Het
Enpp3 A T 10: 24,652,767 (GRCm39) V730D possibly damaging Het
Fam174b A G 7: 73,390,512 (GRCm39) T88A probably benign Het
Fancl A G 11: 26,421,337 (GRCm39) K364E probably benign Het
Fbp2 A T 13: 63,001,862 (GRCm39) F118I probably damaging Het
Galc A G 12: 98,188,906 (GRCm39) Y402H probably damaging Het
Gga2 T C 7: 121,598,123 (GRCm39) N324D possibly damaging Het
Hc G T 2: 34,918,086 (GRCm39) F732L probably damaging Het
Heca T C 10: 17,791,463 (GRCm39) M198V probably benign Het
Herc6 C A 6: 57,596,586 (GRCm39) H509N probably benign Het
Irf2bpl A T 12: 86,929,398 (GRCm39) M425K probably benign Het
Mael C T 1: 166,066,159 (GRCm39) G26D probably damaging Het
Map1a A G 2: 121,135,906 (GRCm39) T2241A probably benign Het
Mcc C G 18: 44,652,583 (GRCm39) probably benign Het
Mdga2 A G 12: 66,701,894 (GRCm39) S505P probably damaging Het
Mdm1 A G 10: 117,992,783 (GRCm39) probably benign Het
Mex3b A T 7: 82,518,312 (GRCm39) E209V probably damaging Het
Mrgprx3-ps T C 7: 46,959,154 (GRCm39) E279G possibly damaging Het
Ms4a20 A T 19: 11,093,801 (GRCm39) Y10* probably null Het
Nfe2l1 A T 11: 96,718,439 (GRCm39) L32Q probably damaging Het
Npas1 C T 7: 16,195,818 (GRCm39) V285I probably benign Het
Or5e1 T A 7: 108,354,781 (GRCm39) C239* probably null Het
Or5h19 C T 16: 58,856,456 (GRCm39) V215I probably benign Het
Or9i14 T C 19: 13,792,342 (GRCm39) N204S probably benign Het
Osr1 A G 12: 9,629,639 (GRCm39) T171A probably benign Het
Ppp3cb A T 14: 20,574,044 (GRCm39) C265S probably damaging Het
Pramel27 A G 4: 143,578,401 (GRCm39) I220M probably damaging Het
Sephs1 A G 2: 4,904,371 (GRCm39) T250A probably benign Het
Simc1 T C 13: 54,674,417 (GRCm39) Y922H probably damaging Het
Slc25a39 A G 11: 102,297,056 (GRCm39) F56L probably benign Het
Smg8 A G 11: 86,976,948 (GRCm39) L211P probably damaging Het
Sncaip A G 18: 53,040,400 (GRCm39) S805G probably benign Het
Sra1 T C 18: 36,809,662 (GRCm39) probably benign Het
Tas2r104 T G 6: 131,662,055 (GRCm39) D218A probably damaging Het
Unc79 A G 12: 103,075,040 (GRCm39) probably null Het
Washc2 T A 6: 116,225,007 (GRCm39) L785* probably null Het
Zfp30 A G 7: 29,493,063 (GRCm39) E439G probably damaging Het
Zfp518a A G 19: 40,901,072 (GRCm39) T334A probably benign 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
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
R1666:Unc45b UTSW 11 82,808,565 (GRCm39) missense probably benign 0.31
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'- CTACACTGCGAAGAGGGAAACCTG -3'
(R):5'- GCCAACTGTGACTGGTGAATTCCTG -3'

Sequencing Primer
(F):5'- AGGCTAAAAGCCTTGTCCTG -3'
(R):5'- GACTGGTGAATTCCTGCTTCTC -3'
Posted On 2013-05-09