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GeneBe

17-215683-G-C

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_006987.4(RPH3AL):c.847C>G(p.Pro283Ala) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000157 in 1,275,588 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 34)
Exomes 𝑓: 8.9e-7 ( 0 hom. )

Consequence

RPH3AL
NM_006987.4 missense

Scores

1
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.577
Variant links:
Genes affected
RPH3AL (HGNC:10296): (rabphilin 3A like (without C2 domains)) The protein encoded by this gene plays a direct regulatory role in calcium-ion-dependent exocytosis in both endocrine and exocrine cells and plays a key role in insulin secretion by pancreatic cells. This gene is likely a tumor suppressor. Alternative splicing results in multiple transcript variants encoding distinct isoforms. [provided by RefSeq, Jun 2010]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.06952432).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
RPH3ALNM_006987.4 linkuse as main transcriptc.847C>G p.Pro283Ala missense_variant 9/10 ENST00000331302.12
RPH3ALNM_001190411.2 linkuse as main transcriptc.847C>G p.Pro283Ala missense_variant 8/9
RPH3ALNM_001190412.2 linkuse as main transcriptc.760C>G p.Pro254Ala missense_variant 8/9
RPH3ALNM_001190413.2 linkuse as main transcriptc.760C>G p.Pro254Ala missense_variant 7/8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
RPH3ALENST00000331302.12 linkuse as main transcriptc.847C>G p.Pro283Ala missense_variant 9/102 NM_006987.4 P1Q9UNE2-1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152232
Hom.:
0
Cov.:
34
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
8.90e-7
AC:
1
AN:
1123356
Hom.:
0
Cov.:
31
AF XY:
0.00000188
AC XY:
1
AN XY:
532738
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:
0.00000107
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152232
Hom.:
0
Cov.:
34
AF XY:
0.00
AC XY:
0
AN XY:
74372
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:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378

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 GeneticsJan 31, 2024The c.847C>G (p.P283A) alteration is located in exon 9 (coding exon 7) of the RPH3AL gene. This alteration results from a C to G substitution at nucleotide position 847, causing the proline (P) at amino acid position 283 to be replaced by an alanine (A). 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
0.063
BayesDel_addAF
Benign
-0.22
T
BayesDel_noAF
Benign
-0.55
Cadd
Benign
17
Dann
Uncertain
0.98
DEOGEN2
Benign
0.035
T;T;.;.
Eigen
Benign
-0.81
Eigen_PC
Benign
-0.76
FATHMM_MKL
Benign
0.10
N
LIST_S2
Benign
0.36
T;.;.;T
M_CAP
Benign
0.0027
T
MetaRNN
Benign
0.070
T;T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.34
N;N;.;.
MutationTaster
Benign
1.0
N;N;N
PrimateAI
Benign
0.48
T
Sift4G
Benign
0.13
T;T;T;T
Polyphen
0.020
B;B;B;B
Vest4
0.14
MutPred
0.28
Loss of glycosylation at P283 (P = 0.0357);Loss of glycosylation at P283 (P = 0.0357);.;.;
MVP
0.24
MPC
0.29
ClinPred
0.13
T
GERP RS
2.7
Varity_R
0.027
gMVP
0.081

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: rs1170052582; hg19: chr17-65474; API