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GeneBe

4-109844103-C-A

Variant summary

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

The NM_006583.5(RRH):c.920C>A(p.Ala307Asp) variant causes a missense change. The variant allele was found at a frequency of 0.000000684 in 1,460,942 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 Uncertain significance (★).

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

RRH
NM_006583.5 missense

Scores

6
13

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.90
Variant links:
Genes affected
RRH (HGNC:10450): (retinal pigment epithelium-derived rhodopsin homolog) Opsins are members of the guanine nucleotide-binding protein (G protein)-coupled receptor superfamily. This gene belongs to the seven-exon subfamily of mammalian opsin genes that includes opsin 5 and retinal G protein coupled receptor. [provided by RefSeq, Jul 2008]

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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=0.3355416).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
RRHNM_006583.5 linkuse as main transcriptc.920C>A p.Ala307Asp missense_variant 7/7 ENST00000317735.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
RRHENST00000317735.7 linkuse as main transcriptc.920C>A p.Ala307Asp missense_variant 7/71 NM_006583.5 P1
RRHENST00000652276.1 linkuse as main transcriptc.467C>A p.Ala156Asp missense_variant 4/4
RRHENST00000650907.1 linkuse as main transcriptn.1978C>A non_coding_transcript_exon_variant 6/6

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251390
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135870
show subpopulations
Gnomad AFR exome
AF:
0.0000615
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1460942
Hom.:
0
Cov.:
30
AF XY:
0.00
AC XY:
0
AN XY:
726862
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
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:
0.00
GnomAD4 genome
Cov.:
33
ExAC
AF:
0.00000824
AC:
1

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 GeneticsMay 10, 2022The c.920C>A (p.A307D) alteration is located in exon 7 (coding exon 7) of the RRH gene. This alteration results from a C to A substitution at nucleotide position 920, causing the alanine (A) at amino acid position 307 to be replaced by an aspartic acid (D). 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
0.19
BayesDel_addAF
Benign
-0.22
T
BayesDel_noAF
Benign
-0.37
Cadd
Benign
23
Dann
Uncertain
1.0
DEOGEN2
Benign
0.043
T
Eigen
Benign
0.039
Eigen_PC
Benign
0.19
FATHMM_MKL
Uncertain
0.95
D
LIST_S2
Uncertain
0.89
D
M_CAP
Benign
0.017
T
MetaRNN
Benign
0.34
T
MetaSVM
Benign
-1.0
T
MutationAssessor
Uncertain
2.1
M
MutationTaster
Benign
0.99
D
PrimateAI
Uncertain
0.53
T
PROVEAN
Benign
-0.96
N
REVEL
Benign
0.091
Sift
Uncertain
0.0090
D
Sift4G
Benign
0.18
T
Polyphen
0.038
B
Vest4
0.58
MutPred
0.48
Loss of MoRF binding (P = 0.0707);
MVP
0.42
MPC
0.031
ClinPred
0.55
D
GERP RS
5.0
Varity_R
0.31
gMVP
0.82

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: rs770455855; hg19: chr4-110765259; API