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rs757403373

Variant summary

Our verdict is Benign. Variant got -16 ACMG points: 0P and 16B. BP4_StrongBP6_Very_StrongBS2

The NM_001034853.2(RPGR):​c.155-10C>T variant causes a splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000105 in 1,156,118 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 40 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.000036 ( 0 hom., 1 hem., cov: 23)
Exomes 𝑓: 0.00011 ( 0 hom. 39 hem. )

Consequence

RPGR
NM_001034853.2 splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.00001389
2

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 0.467
Variant links:
Genes affected
RPGR (HGNC:10295): (retinitis pigmentosa GTPase regulator) This gene encodes a protein with a series of six RCC1-like domains (RLDs), characteristic of the highly conserved guanine nucleotide exchange factors. The encoded protein is found in the Golgi body and interacts with RPGRIP1. This protein localizes to the outer segment of rod photoreceptors and is essential for their viability. Mutations in this gene have been associated with X-linked retinitis pigmentosa (XLRP). Multiple alternatively spliced transcript variants that encode different isoforms of this gene have been reported, but the full-length natures of only some have been determined. [provided by RefSeq, Dec 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -16 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.83).
BP6
Variant X-38322955-G-A is Benign according to our data. Variant chrX-38322955-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 237681.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS2
High Hemizygotes in GnomAdExome4 at 39 XL gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
RPGRNM_001034853.2 linkuse as main transcriptc.155-10C>T splice_polypyrimidine_tract_variant, intron_variant ENST00000645032.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
RPGRENST00000645032.1 linkuse as main transcriptc.155-10C>T splice_polypyrimidine_tract_variant, intron_variant NM_001034853.2 A2Q92834-6

Frequencies

GnomAD3 genomes
AF:
0.0000358
AC:
4
AN:
111711
Hom.:
0
Cov.:
23
AF XY:
0.0000295
AC XY:
1
AN XY:
33923
show subpopulations
Gnomad AFR
AF:
0.00
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:
0.0000753
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000327
AC:
6
AN:
183319
Hom.:
0
AF XY:
0.0000885
AC XY:
6
AN XY:
67811
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:
0.0000733
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000112
AC:
117
AN:
1044407
Hom.:
0
Cov.:
24
AF XY:
0.000123
AC XY:
39
AN XY:
317503
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:
0.000144
Gnomad4 OTH exome
AF:
0.0000676
GnomAD4 genome
AF:
0.0000358
AC:
4
AN:
111711
Hom.:
0
Cov.:
23
AF XY:
0.0000295
AC XY:
1
AN XY:
33923
show subpopulations
Gnomad4 AFR
AF:
0.00
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:
0.0000753
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000174
Hom.:
2
Bravo
AF:
0.0000378

ClinVar

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

Submissions by phenotype

Primary ciliary dyskinesia Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeOct 10, 2021- -
not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesJul 26, 2019- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.83
CADD
Benign
2.2
DANN
Benign
0.35

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000014
dbscSNV1_RF
Benign
0.0040
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: rs757403373; hg19: chrX-38182208; API