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20-4221735-A-G

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6_Moderate

The NM_000678.4(ADRA1D):c.1507T>C(p.Phe503Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000249 in 1,604,908 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000026 ( 0 hom. )

Consequence

ADRA1D
NM_000678.4 missense

Scores

1
18

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.471
Variant links:
Genes affected
ADRA1D (HGNC:280): (adrenoceptor alpha 1D) Alpha-1-adrenergic receptors (alpha-1-ARs) are members of the G protein-coupled receptor superfamily. They activate mitogenic responses and regulate growth and proliferation of many cells. There are 3 alpha-1-AR subtypes: alpha-1A, -1B and -1D, all of which signal through the Gq/11 family of G-proteins and different subtypes show different patterns of activation. This gene encodes alpha-1D-adrenergic receptor. Similar to alpha-1B-adrenergic receptor gene, this gene comprises 2 exons and a single intron that interrupts the coding region. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.02156961).
BP6
Variant 20-4221735-A-G is Benign according to our data. Variant chr20-4221735-A-G is described in ClinVar as [Likely_benign]. Clinvar id is 2610132.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ADRA1DNM_000678.4 linkuse as main transcriptc.1507T>C p.Phe503Leu missense_variant 2/2 ENST00000379453.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ADRA1DENST00000379453.6 linkuse as main transcriptc.1507T>C p.Phe503Leu missense_variant 2/21 NM_000678.4 P1
ADRA1DENST00000621688.1 linkuse as main transcriptn.458T>C non_coding_transcript_exon_variant 2/22

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
151910
Hom.:
0
Cov.:
33
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:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000699
AC:
16
AN:
228980
Hom.:
0
AF XY:
0.0000630
AC XY:
8
AN XY:
127066
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:
0.00
Gnomad FIN exome
AF:
0.000116
Gnomad NFE exome
AF:
0.000137
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000262
AC:
38
AN:
1452998
Hom.:
0
Cov.:
31
AF XY:
0.0000180
AC XY:
13
AN XY:
722866
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:
0.0000419
Gnomad4 NFE exome
AF:
0.0000270
Gnomad4 OTH exome
AF:
0.000100
GnomAD4 genome
AF:
0.0000132
AC:
2
AN:
151910
Hom.:
0
Cov.:
33
AF XY:
0.0000135
AC XY:
1
AN XY:
74218
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:
0.0000294
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000283
Hom.:
0
Bravo
AF:
0.0000189
ExAC
AF:
0.000119
AC:
14

ClinVar

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

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingAmbry GeneticsJul 05, 2023This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.16
BayesDel_addAF
Benign
-0.52
T
BayesDel_noAF
Benign
-0.73
Cadd
Benign
1.1
Dann
Benign
0.38
DEOGEN2
Benign
0.029
T
Eigen
Benign
-1.5
Eigen_PC
Benign
-1.5
FATHMM_MKL
Benign
0.028
N
LIST_S2
Benign
0.30
T
M_CAP
Benign
0.034
D
MetaRNN
Benign
0.022
T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
-0.11
N
MutationTaster
Benign
1.0
N
PrimateAI
Uncertain
0.75
T
PROVEAN
Benign
-0.73
N
REVEL
Benign
0.036
Sift
Benign
1.0
T
Sift4G
Benign
0.70
T
Polyphen
0.0
B
Vest4
0.033
MutPred
0.23
Loss of methylation at R504 (P = 0.1152);
MVP
0.20
ClinPred
0.012
T
GERP RS
-0.43
Varity_R
0.076
gMVP
0.20

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: rs748426764; hg19: chr20-4202382; API