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chr1-218285410-G-T

Variant summary

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

The NM_016052.4(RRP15):​c.94G>T​(p.Ala32Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000991 in 1,614,086 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. A32V) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000010 ( 0 hom. )

Consequence

RRP15
NM_016052.4 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.0470
Variant links:
Genes affected
RRP15 (HGNC:24255): (ribosomal RNA processing 15 homolog) This gene encodes a protein that co-purifies with human nucleoli. A similar protein in budding yeast is a component of pre-60S ribosomal particles, and is required for the early maturation steps of the 60S subunit. [provided by RefSeq, Jul 2008]

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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=0.041490704).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
RRP15NM_016052.4 linkuse as main transcriptc.94G>T p.Ala32Ser missense_variant 1/5 ENST00000366932.4
RRP15XM_047421797.1 linkuse as main transcriptc.94G>T p.Ala32Ser missense_variant 1/5
RRP15XM_011509597.4 linkuse as main transcriptc.94G>T p.Ala32Ser missense_variant 1/5
RRP15XM_047421798.1 linkuse as main transcriptc.94G>T p.Ala32Ser missense_variant 1/5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
RRP15ENST00000366932.4 linkuse as main transcriptc.94G>T p.Ala32Ser missense_variant 1/51 NM_016052.4 P1
RRP15ENST00000491428.1 linkuse as main transcriptn.69G>T non_coding_transcript_exon_variant 1/21

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152194
Hom.:
0
Cov.:
32
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:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000159
AC:
4
AN:
251482
Hom.:
0
AF XY:
0.0000294
AC XY:
4
AN XY:
135916
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:
0.000131
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000103
AC:
15
AN:
1461892
Hom.:
0
Cov.:
31
AF XY:
0.0000151
AC XY:
11
AN XY:
727246
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:
0.000174
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152194
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74346
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:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
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 GeneticsJun 07, 2023The c.94G>T (p.A32S) alteration is located in exon 1 (coding exon 1) of the RRP15 gene. This alteration results from a G to T substitution at nucleotide position 94, causing the alanine (A) at amino acid position 32 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
-0.50
T
BayesDel_noAF
Benign
-0.72
CADD
Benign
6.3
DANN
Benign
0.75
DEOGEN2
Benign
0.0038
T
Eigen
Benign
-1.3
Eigen_PC
Benign
-1.4
FATHMM_MKL
Benign
0.013
N
LIST_S2
Benign
0.47
T
M_CAP
Benign
0.0021
T
MetaRNN
Benign
0.041
T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
0.95
L
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.26
T
PROVEAN
Benign
-0.49
N
REVEL
Benign
0.011
Sift
Benign
0.10
T
Sift4G
Uncertain
0.042
D
Polyphen
0.0010
B
Vest4
0.19
MutPred
0.078
Gain of phosphorylation at A32 (P = 0.0298);
MVP
0.067
MPC
0.052
ClinPred
0.033
T
GERP RS
-1.6
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.067
gMVP
0.041

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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: rs777699031; hg19: chr1-218458752; API