chr4-158647171-G-T

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_021634.4(RXFP1):​c.1726G>T​(p.Ala576Ser) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000000693 in 1,442,058 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

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

Consequence

RXFP1
NM_021634.4 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.60
Variant links:
Genes affected
RXFP1 (HGNC:19718): (relaxin family peptide receptor 1) This gene encodes a member of the leucine-rich repeat-containing subgroup of the G protein-coupled 7-transmembrane receptor superfamily. The encoded protein plays a critical role in sperm motility, pregnancy and parturition as a receptor for the protein hormone relaxin. Decreased expression of this gene may play a role in endometriosis. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Dec 2011]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.3652972).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
RXFP1NM_021634.4 linkuse as main transcriptc.1726G>T p.Ala576Ser missense_variant 16/18 ENST00000307765.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
RXFP1ENST00000307765.10 linkuse as main transcriptc.1726G>T p.Ala576Ser missense_variant 16/181 NM_021634.4 P1Q9HBX9-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
6.93e-7
AC:
1
AN:
1442058
Hom.:
0
Cov.:
31
AF XY:
0.00000140
AC XY:
1
AN XY:
716118
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.0000168
GnomAD4 genome
Cov.:
32

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 GeneticsJul 13, 2021The c.1726G>T (p.A576S) alteration is located in exon 16 (coding exon 16) of the RXFP1 gene. This alteration results from a G to T substitution at nucleotide position 1726, causing the alanine (A) at amino acid position 576 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
0.080
BayesDel_addAF
Benign
-0.15
T
BayesDel_noAF
Benign
-0.45
CADD
Benign
21
DANN
Benign
0.97
DEOGEN2
Benign
0.0099
.;T;T;T;T;.;.
Eigen
Benign
-0.12
Eigen_PC
Benign
0.11
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Benign
0.84
T;T;T;T;T;T;T
M_CAP
Benign
0.0073
T
MetaRNN
Benign
0.37
T;T;T;T;T;T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
0.83
.;.;.;.;L;.;.
MutationTaster
Benign
1.0
D;D;D;D;D
PrimateAI
Benign
0.40
T
PROVEAN
Benign
-0.86
N;.;.;.;N;N;N
REVEL
Benign
0.13
Sift
Benign
0.51
T;.;.;.;T;T;T
Sift4G
Benign
0.55
T;.;T;T;T;T;T
Polyphen
0.0020
B;.;B;.;B;B;B
Vest4
0.25
MutPred
0.84
.;.;.;.;Gain of disorder (P = 0.0203);.;.;
MVP
0.45
MPC
0.14
ClinPred
0.71
D
GERP RS
5.6
Varity_R
0.16
gMVP
0.71

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: chr4-159568323; API