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rs762920108

Variant summary

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

The NM_002691.4(POLD1):​c.3121-8G>A variant causes a splice region, splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000257 in 1,595,962 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 34)
Exomes 𝑓: 0.000027 ( 0 hom. )

Consequence

POLD1
NM_002691.4 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.00009586
2

Clinical Significance

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

Conservation

PhyloP100: -3.68
Variant links:
Genes affected
POLD1 (HGNC:9175): (DNA polymerase delta 1, catalytic subunit) This gene encodes the 125-kDa catalytic subunit of DNA polymerase delta. DNA polymerase delta possesses both polymerase and 3' to 5' exonuclease activity and plays a critical role in DNA replication and repair. Alternatively spliced transcript variants have been observed for this gene, and a pseudogene of this gene is located on the long arm of chromosome 6. [provided by RefSeq, Mar 2012]

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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=-0.93).
BP6
Variant 19-50417164-G-A is Benign according to our data. Variant chr19-50417164-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 469325.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS2
High AC in GnomAdExome4 at 39 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
POLD1NM_002691.4 linkuse as main transcriptc.3121-8G>A splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000440232.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
POLD1ENST00000440232.7 linkuse as main transcriptc.3121-8G>A splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 NM_002691.4 P1

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152120
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:
0.000193
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
GnomAD3 exomes
AF:
0.0000136
AC:
3
AN:
220686
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
119988
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:
0.0000358
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000204
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000270
AC:
39
AN:
1443842
Hom.:
0
Cov.:
33
AF XY:
0.0000293
AC XY:
21
AN XY:
716984
show subpopulations
Gnomad4 AFR exome
AF:
0.0000604
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.0000389
Gnomad4 EAS exome
AF:
0.0000516
Gnomad4 SAS exome
AF:
0.0000596
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000254
Gnomad4 OTH exome
AF:
0.0000168
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152120
Hom.:
0
Cov.:
34
AF XY:
0.0000269
AC XY:
2
AN XY:
74308
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000193
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000264

ClinVar

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

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingGeneDxDec 26, 2018- -
Colorectal cancer, susceptibility to, 10 Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeDec 27, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.93
CADD
Benign
0.15
DANN
Benign
0.91
RBP_binding_hub_radar
1.0
RBP_regulation_power_radar
2.3

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000096
dbscSNV1_RF
Benign
0.022
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: rs762920108; hg19: chr19-50920421; API