12-7088615-T-G

Variant summary

Our verdict is Benign. Variant got -18 ACMG points: 2P and 20B. PM1BP4_StrongBP6_Very_StrongBA1

The NM_001733.7(C1R):ā€‹c.1033A>Cā€‹(p.Ile345Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0103 in 723,146 control chromosomes in the GnomAD database, including 415 homozygotes. In-silico tool predicts a benign outcome for this variant. 12/14 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (ā˜…ā˜…).

Frequency

Genomes: š‘“ 0.0093 ( 56 hom., cov: 32)
Exomes š‘“: 0.011 ( 359 hom. )

Consequence

C1R
NM_001733.7 missense

Scores

17

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -0.999
Variant links:
Genes affected
C1R (HGNC:1246): (complement C1r) This gene encodes a member of the peptidase S1 protein family. The encoded protein is a proteolytic subunit in the complement system C1 complex. The complement system acts as a mediator in the innate immune response by ultimately triggering phagocytosis, inflammation, and rupturing the bacterial cell wall. Mutations in this gene are associated with Ehlers-Danlos Syndrome. [provided by RefSeq, Dec 2018]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -18 ACMG points.

PM1
In a disulfide_bond (size 49) in uniprot entity C1R_HUMAN there are 8 pathogenic changes around while only 0 benign (100%) in NM_001733.7
BP4
Computational evidence support a benign effect (MetaRNN=0.0021000206).
BP6
Variant 12-7088615-T-G is Benign according to our data. Variant chr12-7088615-T-G is described in ClinVar as [Benign]. Clinvar id is 1268134.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (AMR) allele frequency at 95% confidence interval = 0.0639 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
C1RNM_001733.7 linkuse as main transcriptc.1033A>C p.Ile345Leu missense_variant 7/11 ENST00000647956.2 NP_001724.4 P00736
C1RNM_001354346.2 linkuse as main transcriptc.1075A>C p.Ile359Leu missense_variant 7/11 NP_001341275.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
C1RENST00000647956.2 linkuse as main transcriptc.1033A>C p.Ile345Leu missense_variant 7/11 NM_001733.7 ENSP00000497341.1 A0A3B3ISR2

Frequencies

GnomAD3 genomes
AF:
0.00925
AC:
1408
AN:
152162
Hom.:
56
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00179
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0671
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.0375
Gnomad SAS
AF:
0.0139
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000309
Gnomad OTH
AF:
0.0129
GnomAD3 exomes
AF:
0.0251
AC:
4142
AN:
164968
Hom.:
283
AF XY:
0.0202
AC XY:
1750
AN XY:
86742
show subpopulations
Gnomad AFR exome
AF:
0.00146
Gnomad AMR exome
AF:
0.135
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0422
Gnomad SAS exome
AF:
0.00667
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000227
Gnomad OTH exome
AF:
0.0204
GnomAD4 exome
AF:
0.0106
AC:
6062
AN:
570866
Hom.:
359
Cov.:
0
AF XY:
0.00903
AC XY:
2781
AN XY:
308132
show subpopulations
Gnomad4 AFR exome
AF:
0.00180
Gnomad4 AMR exome
AF:
0.126
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0268
Gnomad4 SAS exome
AF:
0.00745
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000182
Gnomad4 OTH exome
AF:
0.00751
GnomAD4 genome
AF:
0.00927
AC:
1412
AN:
152280
Hom.:
56
Cov.:
32
AF XY:
0.0100
AC XY:
746
AN XY:
74458
show subpopulations
Gnomad4 AFR
AF:
0.00178
Gnomad4 AMR
AF:
0.0674
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.0374
Gnomad4 SAS
AF:
0.0135
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000309
Gnomad4 OTH
AF:
0.0132
Alfa
AF:
0.00285
Hom.:
20
Bravo
AF:
0.0163
TwinsUK
AF:
0.00
AC:
0
ALSPAC
AF:
0.000259
AC:
1
ESP6500AA
AF:
0.00153
AC:
6
ESP6500EA
AF:
0.000605
AC:
5
ExAC
AF:
0.00925
AC:
1059
Asia WGS
AF:
0.0280
AC:
97
AN:
3478

ClinVar

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

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingGeneDxMay 04, 2021This variant is associated with the following publications: (PMID: 33064175) -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.076
BayesDel_addAF
Benign
-0.69
T
BayesDel_noAF
Benign
-0.65
CADD
Benign
5.9
DANN
Benign
0.67
DEOGEN2
Benign
0.0077
.;.;T;T;.
Eigen
Benign
-1.4
Eigen_PC
Benign
-1.4
FATHMM_MKL
Benign
0.11
N
LIST_S2
Benign
0.82
T;.;T;T;T
MetaRNN
Benign
0.0021
T;T;T;T;T
MetaSVM
Benign
-0.92
T
PrimateAI
Benign
0.27
T
PROVEAN
Benign
0.54
.;.;N;N;.
REVEL
Benign
0.077
Sift
Benign
1.0
.;.;T;T;.
Sift4G
Benign
0.40
.;.;T;.;.
Polyphen
0.0010, 0.013
.;.;B;B;.
Vest4
0.22, 0.23, 0.26
MutPred
0.60
Gain of disorder (P = 0.3422);Gain of disorder (P = 0.3422);.;.;.;
ClinPred
0.0025
T
GERP RS
-6.8
gMVP
0.11

Splicing

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: rs117402032; hg19: chr12-7241211; COSMIC: COSV73293814; COSMIC: COSV73293814; API