12-20855096-C-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_ModerateBP6BP7

The NM_019844.4(SLCO1B3):​c.153C>T​(p.Ser51=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000137 in 1,459,526 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (no stars).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000014 ( 0 hom. )

Consequence

SLCO1B3
NM_019844.4 synonymous

Scores

2

Clinical Significance

Likely benign no assertion criteria provided B:1

Conservation

PhyloP100: 0.348
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 Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.46).
BP6
Variant 12-20855096-C-T is Benign according to our data. Variant chr12-20855096-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 3045044.Status of the report is no_assertion_criteria_provided, 0 stars.
BP7
Synonymous conserved (PhyloP=0.348 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
SLCO1B3NM_019844.4 linkuse as main transcriptc.153C>T p.Ser51= synonymous_variant 4/16 ENST00000381545.8 NP_062818.1
SLCO1B3-SLCO1B7NM_001371097.1 linkuse as main transcriptc.153C>T p.Ser51= synonymous_variant 2/16 NP_001358026.1
SLCO1B3NM_001349920.2 linkuse as main transcriptc.69C>T p.Ser23= synonymous_variant 2/14 NP_001336849.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SLCO1B3ENST00000381545.8 linkuse as main transcriptc.153C>T p.Ser51= synonymous_variant 4/162 NM_019844.4 ENSP00000370956 P1Q9NPD5-1
SLCO1B3ENST00000261196.6 linkuse as main transcriptc.153C>T p.Ser51= synonymous_variant 2/141 ENSP00000261196 P1Q9NPD5-1
SLCO1B3ENST00000540853.5 linkuse as main transcriptc.153C>T p.Ser51= synonymous_variant 3/81 ENSP00000442000
SLCO1B3ENST00000545880.1 linkuse as main transcriptn.5C>T non_coding_transcript_exon_variant 1/45

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
0.00000137
AC:
2
AN:
1459526
Hom.:
0
Cov.:
30
AF XY:
0.00000275
AC XY:
2
AN XY:
726142
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

SLCO1B3-related disorder Benign:1
Likely benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesDec 20, 2022This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.46
CADD
Benign
8.7
DANN
Benign
0.48

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

No publications associated with this variant yet.

Other links and lift over

hg19: chr12-21008030; COSMIC: COSV53939471; API