12-21141606-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_006446.5(SLCO1B1):​c.32C>T​(p.Ala11Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000687 in 1,456,630 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. A11S) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 6.9e-7 ( 0 hom. )

Consequence

SLCO1B1
NM_006446.5 missense

Scores

19

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.447
Variant links:
Genes affected
SLCO1B1 (HGNC:10959): (solute carrier organic anion transporter family member 1B1) 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 numerous endogenous compounds including bilirubin, 17-beta-glucuronosyl estradiol and leukotriene C4. This protein is also involved in the removal of drug compounds such as statins, bromosulfophthalein and rifampin from the blood into the hepatocytes. Polymorphisms in the gene encoding this protein are associated with impaired transporter function. [provided by RefSeq, Mar 2009]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.10714379).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLCO1B1NM_006446.5 linkuse as main transcriptc.32C>T p.Ala11Val missense_variant 2/15 ENST00000256958.3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLCO1B1ENST00000256958.3 linkuse as main transcriptc.32C>T p.Ala11Val missense_variant 2/151 NM_006446.5 P1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
6.87e-7
AC:
1
AN:
1456630
Hom.:
0
Cov.:
28
AF XY:
0.00
AC XY:
0
AN XY:
724832
show subpopulations
Gnomad4 AFR exome
AF:
0.0000300
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Cardiovascular phenotype Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsMar 01, 2023The c.32C>T (p.A11V) alteration is located in exon 2 (coding exon 1) of the SLCO1B1 gene. This alteration results from a C to T substitution at nucleotide position 32, causing the alanine (A) at amino acid position 11 to be replaced by a valine (V). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.097
BayesDel_addAF
Benign
-0.23
T
BayesDel_noAF
Benign
-0.57
CADD
Benign
9.4
DANN
Benign
0.97
DEOGEN2
Benign
0.034
T
Eigen
Benign
-0.41
Eigen_PC
Benign
-0.45
FATHMM_MKL
Benign
0.17
N
LIST_S2
Benign
0.66
T
M_CAP
Benign
0.0031
T
MetaRNN
Benign
0.11
T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
1.8
L
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.28
T
PROVEAN
Benign
-0.95
N
REVEL
Benign
0.049
Sift
Benign
0.059
T
Sift4G
Benign
0.24
T
Polyphen
0.14
B
Vest4
0.19
MutPred
0.13
Gain of sheet (P = 0.0344);
MVP
0.18
MPC
0.011
ClinPred
0.12
T
GERP RS
3.6
Varity_R
0.055
gMVP
0.36

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: chr12-21294540; API