12-8059976-G-A

Variant summary

Our verdict is Benign. Variant got -11 ACMG points: 0P and 11B. BP4_ModerateBP7BA1

The NM_004054.4(C3AR1):​c.210C>T​(p.Leu70Leu) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.012 in 1,614,098 control chromosomes in the GnomAD database, including 855 homozygotes. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.029 ( 175 hom., cov: 32)
Exomes 𝑓: 0.010 ( 680 hom. )

Consequence

C3AR1
NM_004054.4 synonymous

Scores

2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.65
Variant links:
Genes affected
C3AR1 (HGNC:1319): (complement C3a receptor 1) C3a is an anaphylatoxin released during activation of the complement system. The protein encoded by this gene is an orphan G protein-coupled receptor for C3a. Binding of C3a by the encoded receptor activates chemotaxis, granule enzyme release, superoxide anion production, and bacterial opsonization. [provided by RefSeq, May 2016]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -11 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.42).
BP7
Synonymous conserved (PhyloP=1.65 with no splicing effect.
BA1
GnomAd4 highest subpopulation (SAS) allele frequency at 95% confidence interval = 0.0891 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
C3AR1NM_004054.4 linkuse as main transcriptc.210C>T p.Leu70Leu synonymous_variant 2/2 ENST00000307637.5 NP_004045.1 Q16581A8K2H7
C3AR1NM_001326475.2 linkuse as main transcriptc.210C>T p.Leu70Leu synonymous_variant 2/2 NP_001313404.1 Q16581A8K2H7
C3AR1NM_001326477.2 linkuse as main transcriptc.210C>T p.Leu70Leu synonymous_variant 2/2 NP_001313406.1 Q16581A8K2H7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
C3AR1ENST00000307637.5 linkuse as main transcriptc.210C>T p.Leu70Leu synonymous_variant 2/21 NM_004054.4 ENSP00000302079.4 Q16581
C3AR1ENST00000546241.1 linkuse as main transcriptc.210C>T p.Leu70Leu synonymous_variant 2/24 ENSP00000444500.1 F5GZE6

Frequencies

GnomAD3 genomes
AF:
0.0288
AC:
4379
AN:
152114
Hom.:
175
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0783
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0175
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.0603
Gnomad SAS
AF:
0.0971
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00633
Gnomad NFE
AF:
0.000662
Gnomad OTH
AF:
0.0205
GnomAD3 exomes
AF:
0.0251
AC:
6316
AN:
251332
Hom.:
279
AF XY:
0.0261
AC XY:
3547
AN XY:
135844
show subpopulations
Gnomad AFR exome
AF:
0.0809
Gnomad AMR exome
AF:
0.0227
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0635
Gnomad SAS exome
AF:
0.0944
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000739
Gnomad OTH exome
AF:
0.0126
GnomAD4 exome
AF:
0.0102
AC:
14957
AN:
1461866
Hom.:
680
Cov.:
33
AF XY:
0.0121
AC XY:
8781
AN XY:
727234
show subpopulations
Gnomad4 AFR exome
AF:
0.0797
Gnomad4 AMR exome
AF:
0.0213
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0539
Gnomad4 SAS exome
AF:
0.0897
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000390
Gnomad4 OTH exome
AF:
0.0164
GnomAD4 genome
AF:
0.0288
AC:
4381
AN:
152232
Hom.:
175
Cov.:
32
AF XY:
0.0296
AC XY:
2206
AN XY:
74450
show subpopulations
Gnomad4 AFR
AF:
0.0782
Gnomad4 AMR
AF:
0.0175
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.0605
Gnomad4 SAS
AF:
0.0963
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000662
Gnomad4 OTH
AF:
0.0203
Alfa
AF:
0.00753
Hom.:
34
Bravo
AF:
0.0303
Asia WGS
AF:
0.0680
AC:
238
AN:
3478
EpiCase
AF:
0.000436
EpiControl
AF:
0.000474

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.42
CADD
Benign
9.4
DANN
Benign
0.78

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: rs11567805; hg19: chr12-8212572; COSMIC: COSV50821903; COSMIC: COSV50821903; API