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2-140233299-C-T

Variant summary

Our verdict is Benign. Variant got -7 ACMG points: 1P and 8B. PP2BP4_ModerateBP6_ModerateBS2

The NM_018557.3(LRP1B):​c.13687G>A​(p.Ala4563Thr) variant causes a missense change. The variant allele was found at a frequency of 0.000692 in 1,601,124 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 (★).

Frequency

Genomes: 𝑓 0.00045 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00072 ( 0 hom. )

Consequence

LRP1B
NM_018557.3 missense

Scores

3
6
10

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 5.72
Variant links:
Genes affected
LRP1B (HGNC:6693): (LDL receptor related protein 1B) This gene encodes a member of the low density lipoprotein (LDL) receptor family. These receptors play a wide variety of roles in normal cell function and development due to their interactions with multiple ligands. Disruption of this gene has been reported in several types of cancer. [provided by RefSeq, Jun 2016]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -7 ACMG points.

PP2
Missense variant where missense usually causes diseases, LRP1B
BP4
Computational evidence support a benign effect (MetaRNN=0.117675036).
BP6
Variant 2-140233299-C-T is Benign according to our data. Variant chr2-140233299-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 3045191.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High AC in GnomAd4 at 68 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
LRP1BNM_018557.3 linkuse as main transcriptc.13687G>A p.Ala4563Thr missense_variant 91/91 ENST00000389484.8
LRP1BXM_017004341.2 linkuse as main transcriptc.13297G>A p.Ala4433Thr missense_variant 91/91
LRP1BXM_017004342.1 linkuse as main transcriptc.8539G>A p.Ala2847Thr missense_variant 62/62

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
LRP1BENST00000389484.8 linkuse as main transcriptc.13687G>A p.Ala4563Thr missense_variant 91/911 NM_018557.3 P1
LRP1BENST00000437977.5 linkuse as main transcriptc.2284G>A p.Ala762Thr missense_variant 17/175

Frequencies

GnomAD3 genomes
AF:
0.000451
AC:
68
AN:
150932
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000242
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000399
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000756
Gnomad OTH
AF:
0.000484
GnomAD3 exomes
AF:
0.000313
AC:
77
AN:
246288
Hom.:
0
AF XY:
0.000308
AC XY:
41
AN XY:
133288
show subpopulations
Gnomad AFR exome
AF:
0.000126
Gnomad AMR exome
AF:
0.000178
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000602
Gnomad OTH exome
AF:
0.000337
GnomAD4 exome
AF:
0.000717
AC:
1040
AN:
1450074
Hom.:
0
Cov.:
29
AF XY:
0.000647
AC XY:
467
AN XY:
721612
show subpopulations
Gnomad4 AFR exome
AF:
0.000152
Gnomad4 AMR exome
AF:
0.000181
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:
0.000904
Gnomad4 OTH exome
AF:
0.000452
GnomAD4 genome
AF:
0.000450
AC:
68
AN:
151050
Hom.:
0
Cov.:
32
AF XY:
0.000393
AC XY:
29
AN XY:
73722
show subpopulations
Gnomad4 AFR
AF:
0.000242
Gnomad4 AMR
AF:
0.000398
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000757
Gnomad4 OTH
AF:
0.000479
Alfa
AF:
0.000516
Hom.:
0
Bravo
AF:
0.000404
TwinsUK
AF:
0.000539
AC:
2
ALSPAC
AF:
0.000778
AC:
3
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00116
AC:
10
ExAC
AF:
0.000313
AC:
38

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

LRP1B-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesFeb 28, 2019This 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
AlphaMissense
Benign
0.32
BayesDel_addAF
Benign
-0.19
T
BayesDel_noAF
Benign
-0.10
CADD
Benign
23
DANN
Uncertain
1.0
DEOGEN2
Benign
0.15
T
Eigen
Uncertain
0.48
Eigen_PC
Uncertain
0.55
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Uncertain
0.92
D
M_CAP
Benign
0.021
T
MetaRNN
Benign
0.12
T
MetaSVM
Benign
-0.41
T
MutationAssessor
Uncertain
2.1
M
MutationTaster
Benign
1.0
D
PrimateAI
Pathogenic
0.80
T
PROVEAN
Benign
-0.93
N
REVEL
Benign
0.27
Sift
Uncertain
0.0090
D
Sift4G
Pathogenic
0.0010
D
Polyphen
1.0
D
Vest4
0.62
MVP
0.20
MPC
0.40
ClinPred
0.083
T
GERP RS
5.7
Varity_R
0.16
gMVP
0.29

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.070
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: rs140358724; hg19: chr2-140990868; COSMIC: COSV67256023; COSMIC: COSV67256023; API