chr12-20901435-G-A

Variant summary

Our verdict is Benign. Variant got -21 ACMG points: 0P and 21B. BP4_StrongBP6_Very_StrongBP7BA1

The NM_019844.4(SLCO1B3):​c.1833G>A​(p.Gly611=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.854 in 1,561,636 control chromosomes in the GnomAD database, including 582,197 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.71 ( 42957 hom., cov: 32)
Exomes 𝑓: 0.87 ( 539240 hom. )

Consequence

SLCO1B3
NM_019844.4 synonymous

Scores

2

Clinical Significance

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

Conservation

PhyloP100: -1.38
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 -21 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.89).
BP6
Variant 12-20901435-G-A is Benign according to our data. Variant chr12-20901435-G-A is described in ClinVar as [Benign]. Clinvar id is 440286.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr12-20901435-G-A is described in Lovd as [Benign].
BP7
Synonymous conserved (PhyloP=-1.38 with no splicing effect.
BA1
GnomAd4 highest subpopulation (SAS) allele frequency at 95% confidence interval = 0.915 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLCO1B3NM_019844.4 linkuse as main transcriptc.1833G>A p.Gly611= synonymous_variant 15/16 ENST00000381545.8
SLCO1B3-SLCO1B7NM_001371097.1 linkuse as main transcriptc.1833G>A p.Gly611= synonymous_variant 13/16
LOC124902894XM_047429949.1 linkuse as main transcriptc.-90G>A 5_prime_UTR_variant 1/10
SLCO1B3NM_001349920.2 linkuse as main transcriptc.1749G>A p.Gly583= synonymous_variant 13/14

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLCO1B3ENST00000381545.8 linkuse as main transcriptc.1833G>A p.Gly611= synonymous_variant 15/162 NM_019844.4 P1Q9NPD5-1
SLCO1B3ENST00000261196.6 linkuse as main transcriptc.1833G>A p.Gly611= synonymous_variant 13/141 P1Q9NPD5-1
SLCO1B3ENST00000544370.1 linkuse as main transcriptc.1305G>A p.Gly435= synonymous_variant 9/105

Frequencies

GnomAD3 genomes
AF:
0.714
AC:
108446
AN:
151900
Hom.:
42953
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.341
Gnomad AMI
AF:
0.900
Gnomad AMR
AF:
0.762
Gnomad ASJ
AF:
0.895
Gnomad EAS
AF:
0.762
Gnomad SAS
AF:
0.937
Gnomad FIN
AF:
0.769
Gnomad MID
AF:
0.867
Gnomad NFE
AF:
0.887
Gnomad OTH
AF:
0.760
GnomAD3 exomes
AF:
0.817
AC:
171302
AN:
209728
Hom.:
72283
AF XY:
0.836
AC XY:
95699
AN XY:
114476
show subpopulations
Gnomad AFR exome
AF:
0.319
Gnomad AMR exome
AF:
0.765
Gnomad ASJ exome
AF:
0.893
Gnomad EAS exome
AF:
0.742
Gnomad SAS exome
AF:
0.935
Gnomad FIN exome
AF:
0.776
Gnomad NFE exome
AF:
0.885
Gnomad OTH exome
AF:
0.837
GnomAD4 exome
AF:
0.870
AC:
1225839
AN:
1409618
Hom.:
539240
Cov.:
28
AF XY:
0.873
AC XY:
611656
AN XY:
700460
show subpopulations
Gnomad4 AFR exome
AF:
0.317
Gnomad4 AMR exome
AF:
0.761
Gnomad4 ASJ exome
AF:
0.898
Gnomad4 EAS exome
AF:
0.771
Gnomad4 SAS exome
AF:
0.936
Gnomad4 FIN exome
AF:
0.784
Gnomad4 NFE exome
AF:
0.892
Gnomad4 OTH exome
AF:
0.848
GnomAD4 genome
AF:
0.714
AC:
108481
AN:
152018
Hom.:
42957
Cov.:
32
AF XY:
0.712
AC XY:
52881
AN XY:
74322
show subpopulations
Gnomad4 AFR
AF:
0.341
Gnomad4 AMR
AF:
0.762
Gnomad4 ASJ
AF:
0.895
Gnomad4 EAS
AF:
0.763
Gnomad4 SAS
AF:
0.938
Gnomad4 FIN
AF:
0.769
Gnomad4 NFE
AF:
0.887
Gnomad4 OTH
AF:
0.763
Alfa
AF:
0.860
Hom.:
129270
Bravo
AF:
0.697
Asia WGS
AF:
0.797
AC:
2770
AN:
3476

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Rotor syndrome Benign:2
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabJul 15, 2021- -
Benign, criteria provided, single submitterclinical testingARUP Laboratories, Molecular Genetics and Genomics, ARUP LaboratoriesNov 30, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.89
CADD
Benign
0.65
DANN
Benign
0.86

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: rs3764006; hg19: chr12-21054369; COSMIC: COSV53947607; API