chr19-54123867-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 6P and 4B. PM1PP2PP3_ModeratePP5BS2

The NM_015629.4(PRPF31):​c.646G>A​(p.Ala216Thr) variant causes a missense change. The variant allele was found at a frequency of 0.00000684 in 1,461,640 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Likely pathogenic (no stars).

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.0000068 ( 0 hom. )

Consequence

PRPF31
NM_015629.4 missense

Scores

13
5
1

Clinical Significance

Likely pathogenic no assertion criteria provided P:1

Conservation

PhyloP100: 5.86
Variant links:
Genes affected
PRPF31 (HGNC:15446): (pre-mRNA processing factor 31) This gene encodes a component of the spliceosome complex and is one of several retinitis pigmentosa-causing genes. When the gene product is added to the spliceosome complex, activation occurs.[provided by RefSeq, Jan 2009]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM1
In a domain Nop (size 118) in uniprot entity PRP31_HUMAN there are 20 pathogenic changes around while only 0 benign (100%) in NM_015629.4
PP2
Missense variant in gene, where missense usually causes diseases (based on misZ statistic), PRPF31. . Gene score misZ 3.0492 (greater than the threshold 3.09). Trascript score misZ 3.3753 (greater than threshold 3.09). GenCC has associacion of gene with retinitis pigmentosa 11, PRPF31-related retinopathy, retinitis pigmentosa.
PP3
MetaRNN computational evidence supports a deleterious effect, 0.922
PP5
Variant 19-54123867-G-A is Pathogenic according to our data. Variant chr19-54123867-G-A is described in ClinVar as [Likely_pathogenic]. Clinvar id is 3248916.Status of the report is no_assertion_criteria_provided, 0 stars.
BS2
High AC in GnomAdExome4 at 10 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
PRPF31NM_015629.4 linkuse as main transcriptc.646G>A p.Ala216Thr missense_variant 7/14 ENST00000321030.9 NP_056444.3 Q8WWY3-1
PRPF31XM_006723137.5 linkuse as main transcriptc.646G>A p.Ala216Thr missense_variant 7/14 XP_006723200.1 Q8WWY3-1
PRPF31XM_047438587.1 linkuse as main transcriptc.646G>A p.Ala216Thr missense_variant 7/10 XP_047294543.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
PRPF31ENST00000321030.9 linkuse as main transcriptc.646G>A p.Ala216Thr missense_variant 7/141 NM_015629.4 ENSP00000324122.4 Q8WWY3-1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251258
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135808
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:
0.00000684
AC:
10
AN:
1461640
Hom.:
0
Cov.:
34
AF XY:
0.00000825
AC XY:
6
AN XY:
727128
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:
0.00000899
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33
Alfa
AF:
0.0000329
Hom.:
0
Bravo
AF:
0.00000378
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.00000824
AC:
1

ClinVar

Significance: Likely pathogenic
Submissions summary: Pathogenic:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

Retinal dystrophy Pathogenic:1
Likely pathogenic, no assertion criteria providedclinical testingInstitute of Human Genetics, Univ. Regensburg, Univ. RegensburgJan 01, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.99
BayesDel_addAF
Pathogenic
0.28
D
BayesDel_noAF
Pathogenic
0.16
CADD
Pathogenic
29
DANN
Pathogenic
1.0
DEOGEN2
Uncertain
0.79
.;D;T;.;T;.
Eigen
Pathogenic
0.90
Eigen_PC
Pathogenic
0.80
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Uncertain
0.94
.;.;D;D;D;D
M_CAP
Pathogenic
0.60
D
MetaRNN
Pathogenic
0.92
D;D;D;D;D;D
MetaSVM
Pathogenic
0.80
D
MutationAssessor
Pathogenic
3.9
H;H;.;.;.;.
PrimateAI
Uncertain
0.74
T
PROVEAN
Uncertain
-3.9
D;D;D;D;D;D
REVEL
Pathogenic
0.79
Sift
Pathogenic
0.0
D;D;D;D;D;D
Sift4G
Uncertain
0.0030
D;D;D;D;D;D
Polyphen
1.0
.;D;.;.;.;.
Vest4
0.92
MVP
0.75
MPC
1.9
ClinPred
1.0
D
GERP RS
5.0
Varity_R
0.86
gMVP
0.99

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: rs119475042; hg19: chr19-54627246; COSMIC: COSV58084924; API