Incidental Mutation 'R9687:Unc45b'
ID 728926
Institutional Source Beutler Lab
Gene Symbol Unc45b
Ensembl Gene ENSMUSG00000018845
Gene Name unc-45 myosin chaperone B
Synonyms UNC45, Cmya4, D230041A13Rik
MMRRC Submission
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9687 (G1)
Quality Score 225.009
Status Not validated
Chromosome 11
Chromosomal Location 82802112-82834284 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 82810562 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 274 (D274G)
Ref Sequence ENSEMBL: ENSMUSP00000018989 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000018989] [ENSMUST00000108160] [ENSMUST00000164945]
AlphaFold Q8CGY6
Predicted Effect probably damaging
Transcript: ENSMUST00000018989
AA Change: D274G

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000018989
Gene: ENSMUSG00000018845
AA Change: D274G

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 damaging
Transcript: ENSMUST00000108160
AA Change: D274G

PolyPhen 2 Score 0.980 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000103795
Gene: ENSMUSG00000018845
AA Change: D274G

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 damaging
Transcript: ENSMUST00000164945
AA Change: D274G

PolyPhen 2 Score 0.980 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000129405
Gene: ENSMUSG00000018845
AA Change: D274G

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
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: 63 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
9930111J21Rik1 A G 11: 48,839,249 (GRCm39) L446P probably damaging Het
Abcc9 T C 6: 142,578,889 (GRCm39) T927A probably benign Het
Abraxas2 A G 7: 132,482,577 (GRCm39) T258A probably benign Het
Akna A T 4: 63,292,674 (GRCm39) C1078* probably null Het
Arhgap24 T A 5: 102,994,022 (GRCm39) F34L probably benign Het
Cpa5 C T 6: 30,614,041 (GRCm39) T61I probably benign Het
Crebrf A G 17: 26,982,601 (GRCm39) *654W probably null Het
Dchs1 C A 7: 105,407,191 (GRCm39) R2134L probably damaging Het
Dcps T C 9: 35,035,978 (GRCm39) N303D probably damaging Het
Ddhd1 C T 14: 45,848,190 (GRCm39) E527K probably damaging Het
Dnah14 T A 1: 181,425,978 (GRCm39) M174K probably benign Het
Ehd1 A G 19: 6,348,330 (GRCm39) D436G Het
Entrep1 A G 19: 23,957,029 (GRCm39) I327T probably damaging Het
Epha8 G T 4: 136,665,897 (GRCm39) L420M probably damaging Het
Etv1 T C 12: 38,911,361 (GRCm39) Y396H probably damaging Het
Fbxo11 A G 17: 88,316,494 (GRCm39) I293T Het
Gcfc2 T A 6: 81,918,323 (GRCm39) S338T probably damaging Het
Gm10272 T C 10: 77,542,764 (GRCm39) V102A possibly damaging Het
Gm11110 T C 17: 57,410,439 (GRCm39) T20A unknown Het
Gna14 G A 19: 16,582,350 (GRCm39) R206Q Het
Gpm6a T C 8: 55,503,209 (GRCm39) Y153H possibly damaging Het
Grip1 G A 10: 119,874,569 (GRCm39) E778K possibly damaging Het
H2-M10.6 G A 17: 37,125,147 (GRCm39) V313I probably benign Het
Igkv8-19 T C 6: 70,318,005 (GRCm39) I74V probably benign Het
Kif24 A G 4: 41,428,546 (GRCm39) L138P probably damaging Het
Kif26a A G 12: 112,143,625 (GRCm39) E1293G probably damaging Het
Lrp1 A C 10: 127,402,562 (GRCm39) L2203R probably damaging Het
Ms4a6b A G 19: 11,497,806 (GRCm39) D35G possibly damaging Het
Myo1h A T 5: 114,458,769 (GRCm39) D184V Het
Ncdn G A 4: 126,642,467 (GRCm39) R397W probably damaging Het
Ncor1 A T 11: 62,260,193 (GRCm39) I519N possibly damaging Het
Obsl1 A G 1: 75,479,670 (GRCm39) V575A probably damaging Het
Or2y15 T C 11: 49,350,518 (GRCm39) F4S probably benign Het
Or5m8 G T 2: 85,822,220 (GRCm39) V20L probably benign Het
Or7a35 T A 10: 78,853,843 (GRCm39) I229N probably damaging Het
Osbpl5 A G 7: 143,247,598 (GRCm39) Y747H possibly damaging Het
Pcdh18 T A 3: 49,711,036 (GRCm39) D93V probably damaging Het
Ppef2 T A 5: 92,386,746 (GRCm39) D397V probably benign Het
Ppfia4 G A 1: 134,245,694 (GRCm39) T620I probably benign Het
Ppp1r9a T C 6: 4,905,978 (GRCm39) S178P probably damaging Het
Ptchd4 A G 17: 42,813,467 (GRCm39) Y456C probably damaging Het
Pxk A G 14: 8,151,567 (GRCm38) I461V possibly damaging Het
Rab18 T A 18: 6,784,622 (GRCm39) N104K probably benign Het
Sars1 A G 3: 108,343,221 (GRCm39) L90P probably benign Het
Scaf8 T A 17: 3,221,410 (GRCm39) I299N unknown Het
Sh3bp2 C T 5: 34,716,977 (GRCm39) P463S probably benign Het
Slc12a3 A G 8: 95,075,208 (GRCm39) N734S possibly damaging Het
Slc12a7 G T 13: 73,938,796 (GRCm39) R191L probably damaging Het
Slc7a12 A G 3: 14,545,960 (GRCm39) Y35C possibly damaging Het
Spmip2 G A 3: 79,337,299 (GRCm39) D36N possibly damaging Het
Susd4 A G 1: 182,722,762 (GRCm39) probably null Het
Taar7f G A 10: 23,925,727 (GRCm39) R107K probably benign Het
Tarm1 T C 7: 3,544,457 (GRCm39) T237A probably benign Het
Tshr C A 12: 91,504,439 (GRCm39) A459E probably damaging Het
Tubgcp5 G T 7: 55,475,327 (GRCm39) probably null Het
Unc13b T C 4: 43,174,920 (GRCm39) V1916A unknown Het
Vmn1r230 T A 17: 21,067,604 (GRCm39) Y264* probably null Het
Vmn2r109 G T 17: 20,775,332 (GRCm39) Q132K Het
Zbtb20 A G 16: 43,430,160 (GRCm39) S151G possibly damaging Het
Zbtb22 A C 17: 34,136,850 (GRCm39) T332P probably damaging Het
Zc3h6 A G 2: 128,859,281 (GRCm39) D1104G probably damaging Het
Zfp748 A G 13: 67,690,471 (GRCm39) V263A probably benign Het
Zhx3 A C 2: 160,623,678 (GRCm39) V163G 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
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
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
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'- TTTCTAGAGCCCCTCCAAATAGC -3'
(R):5'- GTATGACTGAACCCCAAGCTC -3'

Sequencing Primer
(F):5'- ATCAACTGAAAAGCACTTCTGAGG -3'
(R):5'- TGAACCCCAAGCTCCTTCATC -3'
Posted On 2022-10-06