NM_145038.5:c.1510-6C>A

Variant names:

Variant summary

Our verdict is Benign. The variant received -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS1

The NM_145038.5(DRC1):c.1510-6C>A variant causes a splice region, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000837 in 1,613,476 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00047 ( 0 hom., cov: 33)

Exomes 𝑓: 0.000044 ( 0 hom. )

Consequence

DRC1
NM_145038.5 splice_region, intron

Scores

Splicing: ADA: 0.04224

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.499

Publications

1 publications found

Variant links:

Genes affected

DRC1 (HGNC:24245): (dynein regulatory complex subunit 1) This gene encodes a central component of the nexin-dynein complex (N-DRC), which regulates the assembly of ciliary dynein. Mutations in this gene can cause ciliary dyskinesia. [provided by RefSeq, Aug 2015]

DRC1 Gene-Disease associations (from GenCC):

primary ciliary dyskinesia 21
Inheritance: AR Classification: STRONG, MODERATE, LIMITED Submitted by: Ambry Genetics, G2P, PanelApp Australia, Labcorp Genetics (formerly Invitae)
primary ciliary dyskinesia
Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
spermatogenic failure 80
Inheritance: AR Classification: LIMITED Submitted by: Ambry Genetics

DRC1 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -10 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.66).

BP6

Variant 2-26449990-C-A is Benign according to our data. Variant chr2-26449990-C-A is described in CliVar as Likely_benign. Clinvar id is 525474.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr2-26449990-C-A is described in CliVar as Likely_benign. Clinvar id is 525474.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr2-26449990-C-A is described in CliVar as Likely_benign. Clinvar id is 525474.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr2-26449990-C-A is described in CliVar as Likely_benign. Clinvar id is 525474.Status of the report is criteria_provided_single_submitter, 1 stars.

BS1

Variant frequency is greater than expected in population afr. GnomAd4 allele frequency = 0.000466 (71/152272) while in subpopulation AFR AF = 0.00164 (68/41566). AF 95% confidence interval is 0.00132. There are 0 homozygotes in GnomAd4. There are 31 alleles in the male GnomAd4 subpopulation. Median coverage is 33. This position passed quality control check.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
DRC1	NM_145038.5 link	c.1510-6C>A		splice_region_variant, intron_variant	Intron 11 of 16	ENST00000288710.7	NP_659475.2	Q96MC2
DRC1	XM_047446339.1 link	c.490-6C>A		splice_region_variant, intron_variant	Intron 4 of 9		XP_047302295.1

Ensembl

Gene	Transcript	HGVSc	Effect	Exon rank	TSL	MANE	Protein	UniProt
DRC1	ENST00000288710.7 link	c.1510-6C>A	splice_region_variant, intron_variant	Intron 11 of 16	2	NM_145038.5	ENSP00000288710.2	Q96MC2
DRC1	ENST00000439066.2 link	n.240-6C>A	splice_region_variant, intron_variant	Intron 2 of 4	3
DRC1	ENST00000649059.1 link	n.*473-6C>A	splice_region_variant, intron_variant	Intron 10 of 15			ENSP00000497543.1	A0A3B3IT12

Frequencies

GnomAD3 genomes

AF:

0.000467

AC:

AN:

152154

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00164

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.000131

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000147

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.0000959

AC:

AN:

250260

AF XY:

0.0000813

show subpopulations

Gnomad AFR exome

AF:

0.00136

Gnomad AMR exome

AF:

0.0000580

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000438

AC:

AN:

1461204

Hom.:

Cov.:

AF XY:

0.0000303

AC XY:

AN XY:

726888

show subpopulations

African (AFR)

AF:

0.00155

AC:

AN:

33466

American (AMR)

AF:

0.0000672

AC:

AN:

44672

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26106

East Asian (EAS)

AF:

0.0000252

AC:

AN:

39682

South Asian (SAS)

AF:

0.00

AC:

AN:

86164

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53172

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5766

European-Non Finnish (NFE)

AF:

8.99e-7

AC:

AN:

1111792

Other (OTH)

AF:

0.000116

AC:

AN:

60384

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.505

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.000466

AC:

AN:

152272

Hom.:

Cov.:

AF XY:

0.000416

AC XY:

AN XY:

74452

show subpopulations

African (AFR)

AF:

0.00164

AC:

AN:

41566

American (AMR)

AF:

0.000131

AC:

AN:

15294

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.00

AC:

AN:

5162

South Asian (SAS)

AF:

0.00

AC:

AN:

4824

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10620

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.0000147

AC:

AN:

68016

Other (OTH)

AF:

0.00

AC:

AN:

2114

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.498

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.000408

Hom.:

Bravo

AF:

0.000563

ClinVar

Significance: Likely benign

Submissions summary: Benign:1

Revision: criteria provided, single submitter

LINK: link

Submissions by phenotype

Primary ciliary dyskinesia

Benign:1

Aug 04, 2023

Labcorp Genetics (formerly Invitae), Labcorp

Significance:Likely benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.66

CADD

Benign

(source)

DANN

Benign

0.63

PhyloP100

0.50

Splicing

Name

Calibrated prediction

Score

Prediction

dbscSNV1_ADA

Benign

0.042

dbscSNV1_RF

Benign

0.19

Splicevardb

1.0

SpliceAI score (max)

0.19

Details are displayed if max score is > 0.2

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

Publications

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

Age Distribution

Age Distribution

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

Other links and lift over