chr6-15627422-T-C

Variant summary

Our verdict is Benign. Variant got -17 ACMG points: 0P and 17B. BP4_StrongBP6_Very_StrongBP7BS2

The NM_032122.5(DTNBP1):ā€‹c.276A>Gā€‹(p.Thr92=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00112 in 1,614,038 control chromosomes in the GnomAD database, including 33 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (ā˜…ā˜…).

Frequency

Genomes: š‘“ 0.0012 ( 2 hom., cov: 32)
Exomes š‘“: 0.0011 ( 31 hom. )

Consequence

DTNBP1
NM_032122.5 synonymous

Scores

2

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: -1.13
Variant links:
Genes affected
DTNBP1 (HGNC:17328): (dystrobrevin binding protein 1) This gene encodes a protein that may play a role in organelle biogenesis associated with melanosomes, platelet dense granules, and lysosomes. A similar protein in mouse is a component of a protein complex termed biogenesis of lysosome-related organelles complex 1 (BLOC-1), and binds to alpha- and beta-dystrobrevins, which are components of the dystrophin-associated protein complex (DPC). Mutations in this gene are associated with Hermansky-Pudlak syndrome type 7. This gene may also be associated with schizophrenia. Multiple transcript variants encoding distinct isoforms have been identified for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -17 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.93).
BP6
Variant 6-15627422-T-C is Benign according to our data. Variant chr6-15627422-T-C is described in ClinVar as [Likely_benign]. Clinvar id is 355974.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=-1.13 with no splicing effect.
BS2
High Homozygotes in GnomAd4 at 2 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
DTNBP1NM_032122.5 linkuse as main transcriptc.276A>G p.Thr92= synonymous_variant 5/10 ENST00000344537.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
DTNBP1ENST00000344537.10 linkuse as main transcriptc.276A>G p.Thr92= synonymous_variant 5/101 NM_032122.5 P1Q96EV8-1

Frequencies

GnomAD3 genomes
AF:
0.00123
AC:
187
AN:
152176
Hom.:
2
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000262
Gnomad ASJ
AF:
0.0395
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000621
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000544
Gnomad OTH
AF:
0.00288
GnomAD3 exomes
AF:
0.00206
AC:
516
AN:
250856
Hom.:
14
AF XY:
0.00213
AC XY:
289
AN XY:
135556
show subpopulations
Gnomad AFR exome
AF:
0.0000615
Gnomad AMR exome
AF:
0.000203
Gnomad ASJ exome
AF:
0.0405
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000261
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000618
Gnomad OTH exome
AF:
0.00359
GnomAD4 exome
AF:
0.00111
AC:
1625
AN:
1461744
Hom.:
31
Cov.:
32
AF XY:
0.00112
AC XY:
812
AN XY:
727170
show subpopulations
Gnomad4 AFR exome
AF:
0.0000896
Gnomad4 AMR exome
AF:
0.000291
Gnomad4 ASJ exome
AF:
0.0416
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000464
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000265
Gnomad4 OTH exome
AF:
0.00290
GnomAD4 genome
AF:
0.00123
AC:
187
AN:
152294
Hom.:
2
Cov.:
32
AF XY:
0.00103
AC XY:
77
AN XY:
74470
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000262
Gnomad4 ASJ
AF:
0.0395
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000621
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000544
Gnomad4 OTH
AF:
0.00285
Alfa
AF:
0.00367
Hom.:
9
Bravo
AF:
0.00143
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.00142
EpiControl
AF:
0.000948

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Likely benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJan 31, 2024- -
not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingGenetic Services Laboratory, University of ChicagoJan 07, 2016- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.93
CADD
Benign
0.83
DANN
Benign
0.46
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7

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: rs148092520; hg19: chr6-15627653; API