16-2299370-T-C

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_001089.3(ABCA3):​c.1741+33A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.504 in 1,611,130 control chromosomes in the GnomAD database, including 207,613 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.45 ( 16323 hom., cov: 32)
Exomes 𝑓: 0.51 ( 191290 hom. )

Consequence

ABCA3
NM_001089.3 intron

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: -2.54
Variant links:
Genes affected
ABCA3 (HGNC:33): (ATP binding cassette subfamily A member 3) The membrane-associated protein encoded by this gene is a member of the superfamily of ATP-binding cassette (ABC) transporters. ABC proteins transport various molecules across extra- and intracellular membranes. ABC genes are divided into seven distinct subfamilies (ABC1, MDR/TAP, MRP, ALD, OABP, GCN20, White). This protein is a member of the ABC1 subfamily. Members of the ABC1 subfamily comprise the only major ABC subfamily found exclusively in multicellular eukaryotes. The full transporter encoded by this gene may be involved in development of resistance to xenobiotics and engulfment during programmed cell death. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.91).
BP6
Variant 16-2299370-T-C is Benign according to our data. Variant chr16-2299370-T-C is described in ClinVar as [Benign]. Clinvar id is 1185446.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.527 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
ABCA3NM_001089.3 linkuse as main transcriptc.1741+33A>G intron_variant ENST00000301732.10 NP_001080.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ABCA3ENST00000301732.10 linkuse as main transcriptc.1741+33A>G intron_variant 1 NM_001089.3 ENSP00000301732 P1Q99758-1
ABCA3ENST00000382381.7 linkuse as main transcriptc.1567+33A>G intron_variant 1 ENSP00000371818
ABCA3ENST00000563623.5 linkuse as main transcriptn.2304+33A>G intron_variant, non_coding_transcript_variant 1

Frequencies

GnomAD3 genomes
AF:
0.450
AC:
68394
AN:
151846
Hom.:
16298
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.283
Gnomad AMI
AF:
0.465
Gnomad AMR
AF:
0.535
Gnomad ASJ
AF:
0.447
Gnomad EAS
AF:
0.543
Gnomad SAS
AF:
0.448
Gnomad FIN
AF:
0.564
Gnomad MID
AF:
0.456
Gnomad NFE
AF:
0.508
Gnomad OTH
AF:
0.481
GnomAD3 exomes
AF:
0.507
AC:
126243
AN:
248760
Hom.:
32844
AF XY:
0.504
AC XY:
67941
AN XY:
134772
show subpopulations
Gnomad AFR exome
AF:
0.280
Gnomad AMR exome
AF:
0.589
Gnomad ASJ exome
AF:
0.457
Gnomad EAS exome
AF:
0.551
Gnomad SAS exome
AF:
0.459
Gnomad FIN exome
AF:
0.555
Gnomad NFE exome
AF:
0.517
Gnomad OTH exome
AF:
0.507
GnomAD4 exome
AF:
0.509
AC:
743207
AN:
1459166
Hom.:
191290
Cov.:
46
AF XY:
0.507
AC XY:
368089
AN XY:
726056
show subpopulations
Gnomad4 AFR exome
AF:
0.271
Gnomad4 AMR exome
AF:
0.583
Gnomad4 ASJ exome
AF:
0.461
Gnomad4 EAS exome
AF:
0.554
Gnomad4 SAS exome
AF:
0.456
Gnomad4 FIN exome
AF:
0.557
Gnomad4 NFE exome
AF:
0.517
Gnomad4 OTH exome
AF:
0.489
GnomAD4 genome
AF:
0.450
AC:
68456
AN:
151964
Hom.:
16323
Cov.:
32
AF XY:
0.455
AC XY:
33839
AN XY:
74292
show subpopulations
Gnomad4 AFR
AF:
0.283
Gnomad4 AMR
AF:
0.536
Gnomad4 ASJ
AF:
0.447
Gnomad4 EAS
AF:
0.543
Gnomad4 SAS
AF:
0.448
Gnomad4 FIN
AF:
0.564
Gnomad4 NFE
AF:
0.508
Gnomad4 OTH
AF:
0.479
Alfa
AF:
0.467
Hom.:
3296
Bravo
AF:
0.446
Asia WGS
AF:
0.457
AC:
1588
AN:
3474

ClinVar

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

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingGeneDxJun 29, 2018- -
Interstitial lung disease due to ABCA3 deficiency Benign:1
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabJul 14, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.91
CADD
Benign
0.27
DANN
Benign
0.18

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: rs170447; hg19: chr16-2349371; COSMIC: COSV57060399; API