Incidental Mutation 'R7368:Unc45b'
ID 571944
Institutional Source Beutler Lab
Gene Symbol Unc45b
Ensembl Gene ENSMUSG00000018845
Gene Name unc-45 myosin chaperone B
Synonyms UNC45, Cmya4, D230041A13Rik
MMRRC Submission 045452-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R7368 (G1)
Quality Score 225.009
Status Validated
Chromosome 11
Chromosomal Location 82802112-82834284 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 82833321 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Isoleucine at position 845 (T845I)
Ref Sequence ENSEMBL: ENSMUSP00000018989 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000018989] [ENSMUST00000108160] [ENSMUST00000164945]
AlphaFold Q8CGY6
Predicted Effect probably benign
Transcript: ENSMUST00000018989
AA Change: T845I

PolyPhen 2 Score 0.013 (Sensitivity: 0.96; Specificity: 0.78)
SMART Domains Protein: ENSMUSP00000018989
Gene: ENSMUSG00000018845
AA Change: T845I

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: T847I

PolyPhen 2 Score 0.028 (Sensitivity: 0.95; Specificity: 0.81)
SMART Domains Protein: ENSMUSP00000103795
Gene: ENSMUSG00000018845
AA Change: T847I

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: T847I

PolyPhen 2 Score 0.028 (Sensitivity: 0.95; Specificity: 0.81)
SMART Domains Protein: ENSMUSP00000129405
Gene: ENSMUSG00000018845
AA Change: T847I

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: 100.0%
  • 10x: 99.7%
  • 20x: 99.1%
Validation Efficiency 98% (61/62)
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: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcd4 A T 12: 84,659,639 (GRCm39) F153I possibly damaging Het
Adcy1 G A 11: 7,094,765 (GRCm39) V564I probably damaging Het
Apol9b T C 15: 77,620,134 (GRCm39) I310T possibly damaging Het
Arhgef28 C A 13: 98,133,370 (GRCm39) V366F probably benign Het
B020004C17Rik C T 14: 57,254,773 (GRCm39) T199I possibly damaging Het
Carmil2 C T 8: 106,417,467 (GRCm39) T575I possibly damaging Het
Catsper1 A T 19: 5,386,691 (GRCm39) Q308L unknown Het
Cpa2 T A 6: 30,551,989 (GRCm39) S239T probably damaging Het
Cyrib A T 15: 63,810,507 (GRCm39) probably null Het
Ddit3 G A 10: 127,131,776 (GRCm39) G108D probably damaging Het
Dnah3 T C 7: 119,628,239 (GRCm39) I1473V probably benign Het
Dscam A G 16: 96,445,131 (GRCm39) V1520A probably benign Het
Edc4 TAGTAGCAGCAGCAGTAGCAGCAGCAG TAGTAGCAGCAGCAG 8: 106,615,037 (GRCm39) probably benign Het
Ednrb T A 14: 104,057,453 (GRCm39) I370F probably benign Het
Ehd3 A G 17: 74,134,457 (GRCm39) E272G possibly damaging Het
Epha7 C T 4: 28,871,937 (GRCm39) S422L probably benign Het
Fkbp11 T C 15: 98,622,307 (GRCm39) K189E unknown Het
Frem1 T A 4: 82,884,381 (GRCm39) E1190D probably benign Het
Gabrg2 A C 11: 41,867,390 (GRCm39) Y76* probably null Het
Gm11437 T A 11: 84,058,298 (GRCm39) probably benign Het
Gm8947 C A 1: 151,068,847 (GRCm39) Q227K probably benign Het
Gm9195 A G 14: 72,717,496 (GRCm39) F279S probably damaging Het
Gpbp1l1 T C 4: 116,430,655 (GRCm39) I42T probably benign Het
Hdac5 A T 11: 102,088,207 (GRCm39) V939E probably null Het
Hivep3 CGG CG 4: 119,955,108 (GRCm39) 1141 probably null Het
Kitl A T 10: 99,851,943 (GRCm39) I21F probably benign Het
Krt1 T C 15: 101,755,307 (GRCm39) D484G probably damaging Het
Larp1 C A 11: 57,938,904 (GRCm39) P527T probably damaging Het
Lrp5 A G 19: 3,670,085 (GRCm39) V673A possibly damaging Het
Lrp6 G T 6: 134,427,781 (GRCm39) P1604T probably damaging Het
Mmp27 G A 9: 7,577,318 (GRCm39) V228M probably damaging Het
Ms4a6d G A 19: 11,567,437 (GRCm39) Q155* probably null Het
Myo15a G T 11: 60,381,741 (GRCm39) probably null Het
Myt1 A G 2: 181,424,384 (GRCm39) K26E possibly damaging Het
Nek1 T A 8: 61,542,741 (GRCm39) I777N probably benign Het
Nlrc5 C T 8: 95,203,021 (GRCm39) R374* probably null Het
Nol8 T C 13: 49,814,695 (GRCm39) S268P probably benign Het
Nynrin T A 14: 56,107,968 (GRCm39) L1025Q probably damaging Het
Or8h9 A G 2: 86,789,602 (GRCm39) S67P probably damaging Het
Osbpl3 A T 6: 50,325,078 (GRCm39) L140H probably damaging Het
Pcnt T C 10: 76,235,835 (GRCm39) N1382S probably benign Het
Pef1 T A 4: 130,021,178 (GRCm39) L244* probably null Het
Phf11a T C 14: 59,518,174 (GRCm39) E191G probably benign Het
Polr3a A T 14: 24,517,144 (GRCm39) D702E probably damaging Het
Ptch1 C T 13: 63,659,798 (GRCm39) G1285D probably benign Het
Ptpn3 T C 4: 57,221,993 (GRCm39) D566G probably damaging Het
Pwp2 C T 10: 78,018,314 (GRCm39) G126R probably damaging Het
Scgb1b12 T C 7: 32,033,992 (GRCm39) I84T probably damaging Het
Sh2b1 A T 7: 126,067,685 (GRCm39) D618E possibly damaging Het
Slc35f5 T A 1: 125,512,256 (GRCm39) V352E probably damaging Het
Sppl2c A G 11: 104,078,430 (GRCm39) E410G probably damaging Het
St6galnac2 T C 11: 116,570,805 (GRCm39) Y261C probably damaging Het
Stra6 G A 9: 58,058,543 (GRCm39) R468Q probably benign Het
Taf3 T C 2: 9,921,188 (GRCm39) H924R unknown Het
Tbx18 C A 9: 87,612,750 (GRCm39) V50L probably benign Het
Tgoln1 G C 6: 72,593,261 (GRCm39) T73R probably benign Het
Usp15 T C 10: 123,032,798 (GRCm39) D8G possibly damaging Het
Vmn2r91 A G 17: 18,356,540 (GRCm39) I736V possibly damaging Het
Vps13c C A 9: 67,821,355 (GRCm39) D1288E probably benign Het
Zfp458 T A 13: 67,405,300 (GRCm39) M380L probably benign Het
Zfp638 A G 6: 83,906,437 (GRCm39) N201D 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
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'- ATTCGTACATTCATGCACAGGC -3'
(R):5'- ACTTGATAAGACACTCCCGGG -3'

Sequencing Primer
(F):5'- CACAGGCAGGATGAATGAATGAATC -3'
(R):5'- ATAAGACACTCCCGGGCTGTC -3'
Posted On 2019-09-13