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GeneBe

5-141640107-G-A

Variant summary

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

The NM_173828.5(RELL2):c.691G>A(p.Val231Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000137 in 1,461,624 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: 33)
Exomes 𝑓: 0.0000014 ( 0 hom. )

Consequence

RELL2
NM_173828.5 missense

Scores

3
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.232
Variant links:
Genes affected
RELL2 (HGNC:26902): (RELT like 2) Predicted to enable collagen binding activity. Involved in positive regulation of p38MAPK cascade. Predicted to be located in extracellular matrix. [provided by Alliance of Genome Resources, Apr 2022]
FCHSD1 (HGNC:25463): (FCH and double SH3 domains 1) Predicted to enable lipid binding activity. Predicted to be involved in neuromuscular synaptic transmission and positive regulation of actin filament polymerization. Predicted to be located in cell projection and perikaryon. Predicted to be active in neuromuscular junction and recycling endosome. Predicted to colocalize with cuticular plate. [provided by Alliance of Genome Resources, Apr 2022]

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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=0.056670368).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
RELL2NM_173828.5 linkuse as main transcriptc.691G>A p.Val231Ile missense_variant 5/7 ENST00000297164.8
FCHSD1NM_033449.3 linkuse as main transcriptc.*1391C>T 3_prime_UTR_variant 20/20 ENST00000435817.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
RELL2ENST00000297164.8 linkuse as main transcriptc.691G>A p.Val231Ile missense_variant 5/71 NM_173828.5 P1
FCHSD1ENST00000435817.7 linkuse as main transcriptc.*1391C>T 3_prime_UTR_variant 20/201 NM_033449.3 P1Q86WN1-1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.00000806
AC:
2
AN:
248240
Hom.:
0
AF XY:
0.0000149
AC XY:
2
AN XY:
134408
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
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:
0.0000180
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000137
AC:
2
AN:
1461624
Hom.:
0
Cov.:
35
AF XY:
0.00000275
AC XY:
2
AN XY:
727112
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:
0.00000180
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33
Alfa
AF:
0.0000936
Hom.:
0
Bravo
AF:
0.00000756
ExAC
AF:
0.00000824
AC:
1
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

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 GeneticsNov 08, 2022The c.691G>A (p.V231I) alteration is located in exon 5 (coding exon 5) of the RELL2 gene. This alteration results from a G to A substitution at nucleotide position 691, causing the valine (V) at amino acid position 231 to be replaced by an isoleucine (I). 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
0.083
BayesDel_addAF
Benign
-0.29
T
BayesDel_noAF
Benign
-0.65
Cadd
Benign
8.3
Dann
Uncertain
0.98
DEOGEN2
Benign
0.0017
T;.;T;.
Eigen
Benign
-0.73
Eigen_PC
Benign
-0.71
FATHMM_MKL
Benign
0.15
N
LIST_S2
Benign
0.67
T;T;.;T
M_CAP
Benign
0.0057
T
MetaRNN
Benign
0.057
T;T;T;T
MetaSVM
Benign
-0.98
T
MutationAssessor
Benign
0.69
N;.;N;.
MutationTaster
Benign
1.0
N;N;N;N;N;N
PrimateAI
Benign
0.33
T
PROVEAN
Benign
-0.34
N;N;N;N
REVEL
Benign
0.13
Sift
Uncertain
0.0060
D;D;D;D
Sift4G
Uncertain
0.034
D;D;D;D
Polyphen
0.034
B;B;B;.
Vest4
0.032
MutPred
0.085
Loss of sheet (P = 0.0817);.;Loss of sheet (P = 0.0817);.;
MVP
0.043
MPC
0.16
ClinPred
0.077
T
GERP RS
2.2
Varity_R
0.060
gMVP
0.057

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs779178806; hg19: chr5-141019674; API