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GeneBe

1-203165257-C-G

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_000674.3(ADORA1):c.342-4C>G 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 0.000076 in 1,591,450 control chromosomes in the GnomAD database, including 1 homozygotes. 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 0.00045 ( 1 hom., cov: 33)
Exomes 𝑓: 0.000037 ( 0 hom. )

Consequence

ADORA1
NM_000674.3 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.00003106
2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -1.27
Variant links:
Genes affected
ADORA1 (HGNC:262): (adenosine A1 receptor) The protein encoded by this gene is an adenosine receptor that belongs to the G-protein coupled receptor 1 family. There are 3 types of adenosine receptors, each with a specific pattern of ligand binding and tissue distribution, and together they regulate a diverse set of physiologic functions. The type A1 receptors inhibit adenylyl cyclase, and play a role in the fertilization process. Animal studies also suggest a role for A1 receptors in kidney function and ethanol intoxication. Transcript variants with alternative splicing in the 5' UTR have been found for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.93).
BP6
Variant 1-203165257-C-G is Benign according to our data. Variant chr1-203165257-C-G is described in ClinVar as [Likely_benign]. Clinvar id is 727201.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High AC in GnomAd at 65 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ADORA1NM_000674.3 linkuse as main transcriptc.342-4C>G splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000337894.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ADORA1ENST00000337894.9 linkuse as main transcriptc.342-4C>G splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 2 NM_000674.3 P1P30542-1

Frequencies

GnomAD3 genomes
AF:
0.000427
AC:
65
AN:
152216
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00154
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000126
AC:
29
AN:
229974
Hom.:
0
AF XY:
0.0000883
AC XY:
11
AN XY:
124642
show subpopulations
Gnomad AFR exome
AF:
0.00181
Gnomad AMR exome
AF:
0.0000325
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:
0.0000368
AC:
53
AN:
1439116
Hom.:
0
Cov.:
31
AF XY:
0.0000336
AC XY:
24
AN XY:
714136
show subpopulations
Gnomad4 AFR exome
AF:
0.00148
Gnomad4 AMR exome
AF:
0.0000243
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:
0.00
Gnomad4 OTH exome
AF:
0.0000675
GnomAD4 genome
AF:
0.000446
AC:
68
AN:
152334
Hom.:
1
Cov.:
33
AF XY:
0.000470
AC XY:
35
AN XY:
74488
show subpopulations
Gnomad4 AFR
AF:
0.00161
Gnomad4 AMR
AF:
0.0000653
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000139
Hom.:
0
Bravo
AF:
0.000468
Asia WGS
AF:
0.000289
AC:
1
AN:
3478

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeNov 20, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.93
Cadd
Benign
0.11
Dann
Benign
0.68

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000031
dbscSNV1_RF
Benign
0.0060
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: rs201201895; hg19: chr1-203134385; API