NM_000025.3:c.1123G>C

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_000025.3(ADRB3):​c.1123G>C​(p.Ala375Pro) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000259 in 1,542,570 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/22 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: 33)
Exomes 𝑓: 0.0000022 ( 0 hom. )

Consequence

ADRB3
NM_000025.3 missense

Scores

2
17

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.0310

Publications

0 publications found
Variant links:
Genes affected
ADRB3 (HGNC:288): (adrenoceptor beta 3) The protein encoded by this gene belongs to the family of beta adrenergic receptors, which mediate catecholamine-induced activation of adenylate cyclase through the action of G proteins. This receptor is located mainly in the adipose tissue and is involved in the regulation of lipolysis and thermogenesis. Obesity and bodyweight-related disorders are correlated with certain polymorphisms in three subtypes of beta-adrenoceptor, among them, the ADRB3 gene.[provided by RefSeq, Oct 2019]

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.11873442).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
ADRB3NM_000025.3 linkc.1123G>C p.Ala375Pro missense_variant Exon 1 of 2 ENST00000345060.5 NP_000016.1 P13945A8KAG8

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
ADRB3ENST00000345060.5 linkc.1123G>C p.Ala375Pro missense_variant Exon 1 of 2 1 NM_000025.3 ENSP00000343782.3 P13945
ENSG00000285880ENST00000647937.1 linkc.607G>C p.Ala203Pro missense_variant Exon 1 of 2 ENSP00000497740.1 A0A3B3IT50
ADRB3ENST00000520341.2 linkn.1251G>C non_coding_transcript_exon_variant Exon 1 of 1 6

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152188
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000241
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.00000216
AC:
3
AN:
1390382
Hom.:
0
Cov.:
31
AF XY:
0.00000146
AC XY:
1
AN XY:
685578
show subpopulations
African (AFR)
AF:
0.0000324
AC:
1
AN:
30894
American (AMR)
AF:
0.00
AC:
0
AN:
33688
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
24822
East Asian (EAS)
AF:
0.00
AC:
0
AN:
35508
South Asian (SAS)
AF:
0.00
AC:
0
AN:
78554
European-Finnish (FIN)
AF:
0.0000209
AC:
1
AN:
47762
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
4910
European-Non Finnish (NFE)
AF:
9.29e-7
AC:
1
AN:
1076732
Other (OTH)
AF:
0.00
AC:
0
AN:
57512
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.458
Heterozygous variant carriers
0
1
1
2
2
3
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152188
Hom.:
0
Cov.:
33
AF XY:
0.0000135
AC XY:
1
AN XY:
74346
show subpopulations
African (AFR)
AF:
0.0000241
AC:
1
AN:
41462
American (AMR)
AF:
0.00
AC:
0
AN:
15282
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3472
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5186
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4836
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10616
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
314
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
68018
Other (OTH)
AF:
0.00
AC:
0
AN:
2090
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.575
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
Alfa
AF:
0.00
Hom.:
0

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Uncertain:1
Jun 25, 2024
Ambry Genetics
Significance:Uncertain significance
Review Status:criteria provided, single submitter
Collection Method:clinical testing

The c.1123G>C (p.A375P) alteration is located in exon 1 (coding exon 1) of the ADRB3 gene. This alteration results from a G to C substitution at nucleotide position 1123, causing the alanine (A) at amino acid position 375 to be replaced by a proline (P). 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
-0.15
T
BayesDel_noAF
Benign
-0.45
CADD
Benign
15
DANN
Uncertain
0.99
DEOGEN2
Benign
0.075
.;T
Eigen
Benign
-0.86
Eigen_PC
Benign
-0.85
FATHMM_MKL
Benign
0.47
N
LIST_S2
Benign
0.32
T;T
M_CAP
Benign
0.042
D
MetaRNN
Benign
0.12
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
1.8
.;L
PhyloP100
-0.031
PrimateAI
Uncertain
0.58
T
PROVEAN
Benign
-0.93
.;N
REVEL
Benign
0.045
Sift
Benign
0.054
.;T
Sift4G
Benign
0.26
.;T
Polyphen
0.12
.;B
Vest4
0.13
MutPred
0.22
.;Gain of glycosylation at A375 (P = 0.0306);
MVP
0.66
MPC
1.5
ClinPred
0.15
T
GERP RS
1.1
Varity_R
0.14
gMVP
0.35
Mutation Taster
=96/4
polymorphism

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

Other links and lift over

dbSNP: rs143480096; hg19: chr8-37822865; API