chr17-35148360-C-T

Variant summary

Our verdict is Benign. Variant got -9 ACMG points: 0P and 9B. BP4_ModerateBP6_ModerateBP7BS2

The NM_001267052.2(UNC45B):​c.97C>T​(p.Leu33=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000213 in 1,614,060 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.00018 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00022 ( 0 hom. )

Consequence

UNC45B
NM_001267052.2 synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.614
Variant links:
Genes affected
UNC45B (HGNC:14304): (unc-45 myosin chaperone B) 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]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -9 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.43).
BP6
Variant 17-35148360-C-T is Benign according to our data. Variant chr17-35148360-C-T is described in ClinVar as [Benign]. Clinvar id is 2065709.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=0.614 with no splicing effect.
BS2
High AC in GnomAd4 at 28 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
UNC45BNM_001267052.2 linkuse as main transcriptc.97C>T p.Leu33= synonymous_variant 2/20 ENST00000394570.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
UNC45BENST00000394570.7 linkuse as main transcriptc.97C>T p.Leu33= synonymous_variant 2/201 NM_001267052.2 P4Q8IWX7-3
UNC45BENST00000591048.2 linkuse as main transcriptc.97C>T p.Leu33= synonymous_variant 1/171 Q8IWX7-2
UNC45BENST00000268876.9 linkuse as main transcriptc.97C>T p.Leu33= synonymous_variant 2/205 A1Q8IWX7-1

Frequencies

GnomAD3 genomes
AF:
0.000184
AC:
28
AN:
152228
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00317
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000413
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000191
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.000358
AC:
90
AN:
251268
Hom.:
0
AF XY:
0.000376
AC XY:
51
AN XY:
135816
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000116
Gnomad ASJ exome
AF:
0.00318
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000849
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000238
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
0.000216
AC:
316
AN:
1461832
Hom.:
0
Cov.:
31
AF XY:
0.000261
AC XY:
190
AN XY:
727218
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.0000894
Gnomad4 ASJ exome
AF:
0.00344
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000800
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000102
Gnomad4 OTH exome
AF:
0.000364
GnomAD4 genome
AF:
0.000184
AC:
28
AN:
152228
Hom.:
0
Cov.:
32
AF XY:
0.000202
AC XY:
15
AN XY:
74368
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00317
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000413
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000191
Gnomad4 OTH
AF:
0.000478
Alfa
AF:
0.000411
Hom.:
0
Bravo
AF:
0.000246
EpiCase
AF:
0.000273
EpiControl
AF:
0.000237

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpAug 17, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.43
CADD
Benign
12
DANN
Benign
0.75

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs150050433; hg19: chr17-33475379; API