8-107958108-G-A

Variant summary

Our verdict is Benign. Variant got -17 ACMG points: 0P and 17B. BP4_StrongBP6_Very_StrongBP7BS2

The NM_178565.5(RSPO2):​c.588C>T​(p.Cys196=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00172 in 1,613,338 control chromosomes in the GnomAD database, including 15 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.0042 ( 4 hom., cov: 32)
Exomes 𝑓: 0.0015 ( 11 hom. )

Consequence

RSPO2
NM_178565.5 synonymous

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 2.23
Variant links:
Genes affected
RSPO2 (HGNC:28583): (R-spondin 2) This gene encodes a member of the R-spondin family of proteins. These proteins are secreted ligands of leucine-rich repeat containing G protein-coupled receptors that enhance Wnt signaling through the inhibition of ubiquitin E3 ligases. A chromosomal translocation including this locus that results in the formation of a gene fusion has been identified in multiple human cancers. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Dec 2015]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -17 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.48).
BP6
Variant 8-107958108-G-A is Benign according to our data. Variant chr8-107958108-G-A is described in ClinVar as [Benign]. Clinvar id is 716774.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=2.23 with no splicing effect.
BS2
High Homozygotes in GnomAd4 at 4 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
RSPO2NM_178565.5 linkuse as main transcriptc.588C>T p.Cys196= synonymous_variant 5/6 ENST00000276659.10
RSPO2NM_001282863.2 linkuse as main transcriptc.396C>T p.Cys132= synonymous_variant 4/5
RSPO2NM_001317942.2 linkuse as main transcriptc.387C>T p.Cys129= synonymous_variant 4/5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
RSPO2ENST00000276659.10 linkuse as main transcriptc.588C>T p.Cys196= synonymous_variant 5/61 NM_178565.5 P1Q6UXX9-1
ENST00000665144.1 linkuse as main transcriptn.326-1102G>A intron_variant, non_coding_transcript_variant

Frequencies

GnomAD3 genomes
AF:
0.00424
AC:
644
AN:
152060
Hom.:
3
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0115
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00249
Gnomad ASJ
AF:
0.00806
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000414
Gnomad FIN
AF:
0.000377
Gnomad MID
AF:
0.0127
Gnomad NFE
AF:
0.00119
Gnomad OTH
AF:
0.00621
GnomAD3 exomes
AF:
0.00233
AC:
585
AN:
250884
Hom.:
1
AF XY:
0.00232
AC XY:
314
AN XY:
135572
show subpopulations
Gnomad AFR exome
AF:
0.0135
Gnomad AMR exome
AF:
0.00136
Gnomad ASJ exome
AF:
0.00725
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.000948
Gnomad FIN exome
AF:
0.0000926
Gnomad NFE exome
AF:
0.00172
Gnomad OTH exome
AF:
0.00311
GnomAD4 exome
AF:
0.00146
AC:
2126
AN:
1461162
Hom.:
11
Cov.:
30
AF XY:
0.00146
AC XY:
1058
AN XY:
726914
show subpopulations
Gnomad4 AFR exome
AF:
0.0124
Gnomad4 AMR exome
AF:
0.00157
Gnomad4 ASJ exome
AF:
0.00678
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.000812
Gnomad4 FIN exome
AF:
0.000187
Gnomad4 NFE exome
AF:
0.00107
Gnomad4 OTH exome
AF:
0.00278
GnomAD4 genome
AF:
0.00425
AC:
646
AN:
152176
Hom.:
4
Cov.:
32
AF XY:
0.00413
AC XY:
307
AN XY:
74412
show subpopulations
Gnomad4 AFR
AF:
0.0115
Gnomad4 AMR
AF:
0.00249
Gnomad4 ASJ
AF:
0.00806
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000415
Gnomad4 FIN
AF:
0.000377
Gnomad4 NFE
AF:
0.00119
Gnomad4 OTH
AF:
0.00615
Alfa
AF:
0.00312
Hom.:
1
Bravo
AF:
0.00505
Asia WGS
AF:
0.00404
AC:
15
AN:
3478
EpiCase
AF:
0.00224
EpiControl
AF:
0.00285

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJan 14, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.48
CADD
Benign
6.7
DANN
Benign
0.46

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: rs34627831; hg19: chr8-108970336; API