Incidental Mutation 'R8214:Unc45b'
ID 636319
Institutional Source Beutler Lab
Gene Symbol Unc45b
Ensembl Gene ENSMUSG00000018845
Gene Name unc-45 myosin chaperone B
Synonyms UNC45, Cmya4, D230041A13Rik
MMRRC Submission 067656-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R8214 (G1)
Quality Score 225.009
Status Validated
Chromosome 11
Chromosomal Location 82802112-82834284 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 82824714 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Methionine at position 629 (I629M)
Ref Sequence ENSEMBL: ENSMUSP00000018989 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000018989] [ENSMUST00000108160] [ENSMUST00000164945]
AlphaFold Q8CGY6
Predicted Effect possibly damaging
Transcript: ENSMUST00000018989
AA Change: I629M

PolyPhen 2 Score 0.499 (Sensitivity: 0.88; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000018989
Gene: ENSMUSG00000018845
AA Change: I629M

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: I631M

PolyPhen 2 Score 0.291 (Sensitivity: 0.91; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000103795
Gene: ENSMUSG00000018845
AA Change: I631M

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: I631M

PolyPhen 2 Score 0.291 (Sensitivity: 0.91; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000129405
Gene: ENSMUSG00000018845
AA Change: I631M

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: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.1%
Validation Efficiency 100% (42/42)
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: 40 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930438A08Rik G A 11: 58,177,447 (GRCm39) R52Q Het
Abcc3 C T 11: 94,254,344 (GRCm39) R718H probably damaging Het
Abcc4 T C 14: 118,738,253 (GRCm39) M1166V probably benign Het
Abhd16b C T 2: 181,135,983 (GRCm39) T295I probably damaging Het
Amph A G 13: 19,288,468 (GRCm39) N319S possibly damaging Het
Ankrd27 A G 7: 35,313,944 (GRCm39) D425G probably damaging Het
Atg4b T C 1: 93,712,609 (GRCm39) S316P probably damaging Het
Brd4 A G 17: 32,431,921 (GRCm39) S649P probably benign Het
Bzw1 T C 1: 58,444,196 (GRCm39) S411P probably damaging Het
Carmil1 T C 13: 24,228,215 (GRCm39) E987G probably damaging Het
Dnah6 T C 6: 73,021,711 (GRCm39) D3537G probably damaging Het
Dnpep A T 1: 75,292,642 (GRCm39) W126R probably damaging Het
Efcab2 T C 1: 178,265,015 (GRCm39) V27A probably benign Het
Kctd21 T C 7: 96,996,548 (GRCm39) L7P probably damaging Het
Kidins220 C T 12: 25,044,854 (GRCm39) T216I probably damaging Het
Lpl T A 8: 69,345,257 (GRCm39) M87K probably damaging Het
Ltn1 A G 16: 87,177,691 (GRCm39) V1646A probably benign Het
Madcam1 A G 10: 79,502,592 (GRCm39) T359A probably benign Het
Muc5ac A G 7: 141,356,685 (GRCm39) K1092E possibly damaging Het
Nrg2 T C 18: 36,329,729 (GRCm39) E162G probably benign Het
Or10ak11 A T 4: 118,687,288 (GRCm39) F117L probably benign Het
Or52e2 A C 7: 102,804,613 (GRCm39) S114A probably damaging Het
Or5p54 T A 7: 107,554,174 (GRCm39) S109T probably benign Het
Pcdhb5 G T 18: 37,454,636 (GRCm39) V339L probably benign Het
Plec A G 15: 76,076,484 (GRCm39) W145R unknown Het
Polr3f A G 2: 144,378,230 (GRCm39) N201D probably benign Het
Skint5 T C 4: 113,662,139 (GRCm39) probably null Het
Slc12a2 A G 18: 58,070,791 (GRCm39) I1048V probably benign Het
Sult2a4 A G 7: 13,723,401 (GRCm39) I39T probably benign Het
Tenm4 T C 7: 96,544,614 (GRCm39) V2247A probably damaging Het
Tg C T 15: 66,645,247 (GRCm39) R2385C probably damaging Het
Tomm70a G T 16: 56,942,330 (GRCm39) A36S unknown Het
Top2b G A 14: 16,383,177 (GRCm38) R55H probably damaging Het
Tut4 A G 4: 108,369,347 (GRCm39) I636V probably benign Het
Vmn1r16 T C 6: 57,300,424 (GRCm39) E66G noncoding transcript Het
Vmn1r189 C T 13: 22,286,301 (GRCm39) V179I probably benign Het
Vmn2r105 T G 17: 20,448,775 (GRCm39) E134A probably benign Het
Wdr70 G A 15: 7,916,851 (GRCm39) A522V probably benign Het
Zfp184 T A 13: 22,142,995 (GRCm39) C234S probably damaging Het
Zscan5b C T 7: 6,236,946 (GRCm39) P232S 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
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
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'- TGTGAGGTTTAAGCACATTTCCAG -3'
(R):5'- ACCTCCCAGATGCAAGTTTTC -3'

Sequencing Primer
(F):5'- TTTCCAGAGAGTATGCACCATGC -3'
(R):5'- CCCAGATGCAAGTTTTCAACTGTGG -3'
Posted On 2020-07-13