chr8-126556498-G-A

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_174911.5(LRATD2):​c.892C>T​(p.Pro298Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000012 in 1,589,288 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 (★).

Frequency

Genomes: 𝑓 0.000059 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000070 ( 0 hom. )

Consequence

LRATD2
NM_174911.5 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.359
Variant links:
Genes affected
LRATD2 (HGNC:24166): (LRAT domain containing 2) Located in cytoplasm and plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]
PCAT1 (HGNC:43022): (prostate cancer associated transcript 1) This gene produces a long non-coding RNA that promotes cell proliferation and is upregulated in prostate, colorectal, and other cancers. This RNA negatively regulates the BRCA2 tumor suppressor protein and positively regulates Myc oncoprotein. It contains binding sites for microRNAs, and may act as a sponge for microRNAs that regulate cell growth pathways. [provided by RefSeq, Dec 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 (MetaRNN=0.03864631).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
LRATD2NM_174911.5 linkuse as main transcriptc.892C>T p.Pro298Ser missense_variant 2/2 ENST00000304916.4
LOC105375751XR_007061097.1 linkuse as main transcript upstream_gene_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
LRATD2ENST00000304916.4 linkuse as main transcriptc.892C>T p.Pro298Ser missense_variant 2/21 NM_174911.5 P1
LRATD2ENST00000652209.1 linkuse as main transcriptc.892C>T p.Pro298Ser missense_variant 1/1 P1
PCAT1ENST00000524320.2 linkuse as main transcriptn.176G>A non_coding_transcript_exon_variant 1/22

Frequencies

GnomAD3 genomes
AF:
0.0000591
AC:
9
AN:
152278
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.000217
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000146
AC:
3
AN:
205956
Hom.:
0
AF XY:
0.00000886
AC XY:
1
AN XY:
112820
show subpopulations
Gnomad AFR exome
AF:
0.0000839
Gnomad AMR exome
AF:
0.0000702
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000696
AC:
10
AN:
1437010
Hom.:
0
Cov.:
31
AF XY:
0.00000421
AC XY:
3
AN XY:
713322
show subpopulations
Gnomad4 AFR exome
AF:
0.000123
Gnomad4 AMR exome
AF:
0.0000762
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:
9.07e-7
Gnomad4 OTH exome
AF:
0.0000337
GnomAD4 genome
AF:
0.0000591
AC:
9
AN:
152278
Hom.:
0
Cov.:
33
AF XY:
0.0000672
AC XY:
5
AN XY:
74394
show subpopulations
Gnomad4 AFR
AF:
0.000217
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000198
Hom.:
0
Bravo
AF:
0.0000756
ExAC
AF:
0.0000167
AC:
2

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsMar 06, 2023The c.892C>T (p.P298S) alteration is located in exon 2 (coding exon 1) of the FAM84B gene. This alteration results from a C to T substitution at nucleotide position 892, causing the proline (P) at amino acid position 298 to be replaced by a serine (S). 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
0.068
BayesDel_addAF
Benign
-0.42
T
BayesDel_noAF
Benign
-0.65
CADD
Benign
18
DANN
Benign
0.95
DEOGEN2
Benign
0.0069
T
Eigen
Benign
-0.88
Eigen_PC
Benign
-0.85
FATHMM_MKL
Benign
0.10
N
LIST_S2
Benign
0.52
T
M_CAP
Benign
0.015
T
MetaRNN
Benign
0.039
T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.0
N
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.44
T
PROVEAN
Benign
-0.13
N
REVEL
Benign
0.026
Sift
Benign
0.46
T
Sift4G
Pathogenic
0.0
D
Polyphen
0.0
B
Vest4
0.16
MVP
0.33
MPC
1.4
ClinPred
0.039
T
GERP RS
1.6
Varity_R
0.027
gMVP
0.31

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: rs770510445; hg19: chr8-127568743; API