chr12-20815946-A-T

Variant summary

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

The NM_019844.4(SLCO1B3):​c.84+124A>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0345 in 491,284 control chromosomes in the GnomAD database, including 431 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.036 ( 127 hom., cov: 33)
Exomes 𝑓: 0.034 ( 304 hom. )

Consequence

SLCO1B3
NM_019844.4 intron

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 0.219
Variant links:
Genes affected
SLCO1B3 (HGNC:10961): (solute carrier organic anion transporter family member 1B3) This gene encodes a liver-specific member of the organic anion transporter family. The encoded protein is a transmembrane receptor that mediates the sodium-independent uptake of endogenous and xenobiotic compounds and plays a critical role in bile acid and bilirubin transport. Mutations in this gene are a cause of Rotor type hyperbilirubinemia. Alternative splicing of this gene and the use of alternative promoters results in transcript variants encoding different isoforms that differ in their tissue specificity. [provided by RefSeq, Mar 2017]

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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=-0.82).
BP6
Variant 12-20815946-A-T is Benign according to our data. Variant chr12-20815946-A-T is described in ClinVar as [Benign]. Clinvar id is 1287212.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.0917 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLCO1B3NM_019844.4 linkuse as main transcriptc.84+124A>T intron_variant ENST00000381545.8
SLCO1B3-SLCO1B7NM_001371097.1 linkuse as main transcriptc.84+124A>T intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLCO1B3ENST00000381545.8 linkuse as main transcriptc.84+124A>T intron_variant 2 NM_019844.4 P1Q9NPD5-1
SLCO1B3ENST00000261196.6 linkuse as main transcriptc.84+124A>T intron_variant 1 P1Q9NPD5-1
SLCO1B3ENST00000540853.5 linkuse as main transcriptc.84+124A>T intron_variant 1

Frequencies

GnomAD3 genomes
AF:
0.0359
AC:
5459
AN:
152244
Hom.:
127
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0373
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0186
Gnomad ASJ
AF:
0.0712
Gnomad EAS
AF:
0.0991
Gnomad SAS
AF:
0.0312
Gnomad FIN
AF:
0.0644
Gnomad MID
AF:
0.0633
Gnomad NFE
AF:
0.0286
Gnomad OTH
AF:
0.0320
GnomAD4 exome
AF:
0.0339
AC:
11476
AN:
338922
Hom.:
304
AF XY:
0.0327
AC XY:
5830
AN XY:
178188
show subpopulations
Gnomad4 AFR exome
AF:
0.0350
Gnomad4 AMR exome
AF:
0.0124
Gnomad4 ASJ exome
AF:
0.0583
Gnomad4 EAS exome
AF:
0.104
Gnomad4 SAS exome
AF:
0.0139
Gnomad4 FIN exome
AF:
0.0571
Gnomad4 NFE exome
AF:
0.0246
Gnomad4 OTH exome
AF:
0.0299
GnomAD4 genome
AF:
0.0358
AC:
5458
AN:
152362
Hom.:
127
Cov.:
33
AF XY:
0.0374
AC XY:
2786
AN XY:
74506
show subpopulations
Gnomad4 AFR
AF:
0.0374
Gnomad4 AMR
AF:
0.0186
Gnomad4 ASJ
AF:
0.0712
Gnomad4 EAS
AF:
0.0988
Gnomad4 SAS
AF:
0.0304
Gnomad4 FIN
AF:
0.0644
Gnomad4 NFE
AF:
0.0286
Gnomad4 OTH
AF:
0.0312
Alfa
AF:
0.0196
Hom.:
9
Bravo
AF:
0.0319
Asia WGS
AF:
0.0590
AC:
205
AN:
3474

ClinVar

Significance: Benign
Submissions summary: Benign:2
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 testingGeneDxNov 12, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.82
CADD
Benign
1.9
DANN
Benign
0.64

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: rs74464403; hg19: chr12-20968880; COSMIC: COSV104370122; API