7-16527028-C-A

Variant summary

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

The NM_001195280.2(LRRC72):​c.76C>A​(p.Gln26Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000325 in 1,538,562 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000022 ( 0 hom. )

Consequence

LRRC72
NM_001195280.2 missense

Scores

19

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.0700

Publications

0 publications found
Variant links:
Genes affected
LRRC72 (HGNC:42972): (leucine rich repeat containing 72)
SOSTDC1 (HGNC:21748): (sclerostin domain containing 1) This gene is a member of the sclerostin family and encodes an N-glycosylated, secreted protein with a C-terminal cystine knot-like domain. This protein functions as a bone morphogenetic protein (BMP) antagonist. Specifically, it directly associates with BMPs, prohibiting them from binding their receptors, thereby regulating BMP signaling during cellular proliferation, differentiation, and programmed cell death. [provided by RefSeq, Jul 2008]

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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=0.0688377).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
LRRC72NM_001195280.2 linkc.76C>A p.Gln26Lys missense_variant Exon 1 of 9 ENST00000401542.3 NP_001182209.1 A6NJI9
LRRC72XM_011515057.2 linkc.76C>A p.Gln26Lys missense_variant Exon 1 of 10 XP_011513359.1

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
LRRC72ENST00000401542.3 linkc.76C>A p.Gln26Lys missense_variant Exon 1 of 9 5 NM_001195280.2 ENSP00000384971.2 A6NJI9
LRRC72ENST00000382124.7 linkn.76C>A non_coding_transcript_exon_variant Exon 1 of 4 3 ENSP00000371558.3 F8VSY1
LRRC72ENST00000482711.1 linkn.139C>A non_coding_transcript_exon_variant Exon 1 of 3 2
SOSTDC1ENST00000396652.1 linkc.-320+3159G>T intron_variant Intron 1 of 4 2 ENSP00000379889.1 Q6X4U4-2

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152238
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
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:
0.000478
GnomAD4 exome
AF:
0.00000216
AC:
3
AN:
1386324
Hom.:
0
Cov.:
31
AF XY:
0.00000292
AC XY:
2
AN XY:
684170
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
31592
American (AMR)
AF:
0.0000280
AC:
1
AN:
35700
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
25182
East Asian (EAS)
AF:
0.00
AC:
0
AN:
35736
South Asian (SAS)
AF:
0.00
AC:
0
AN:
79230
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
36402
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5696
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
1078868
Other (OTH)
AF:
0.0000345
AC:
2
AN:
57918
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.458
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152238
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74374
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
41472
American (AMR)
AF:
0.0000654
AC:
1
AN:
15290
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3472
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5178
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4838
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10628
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
68040
Other (OTH)
AF:
0.000478
AC:
1
AN:
2094
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.525
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
Bravo
AF:
0.0000416

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Nov 14, 2023
Ambry Genetics
Significance:Uncertain significance
Review Status:criteria provided, single submitter
Collection Method:clinical testing

The c.76C>A (p.Q26K) alteration is located in exon 1 (coding exon 1) of the LRRC72 gene. This alteration results from a C to A substitution at nucleotide position 76, causing the glutamine (Q) at amino acid position 26 to be replaced by a lysine (K). 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
0.090
BayesDel_addAF
Benign
-0.38
T
BayesDel_noAF
Benign
-0.79
CADD
Benign
2.8
DANN
Benign
0.87
DEOGEN2
Benign
0.0019
T
Eigen
Benign
-0.60
Eigen_PC
Benign
-0.69
FATHMM_MKL
Benign
0.023
N
LIST_S2
Benign
0.48
T
M_CAP
Benign
0.0021
T
MetaRNN
Benign
0.069
T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.0
N
PhyloP100
0.070
PrimateAI
Benign
0.33
T
PROVEAN
Benign
-0.27
N
REVEL
Benign
0.053
Sift
Benign
0.67
T
Sift4G
Benign
0.70
T
Vest4
0.037
MutPred
0.29
Gain of ubiquitination at Q26 (P = 0.0325);
MVP
0.061
ClinPred
0.049
T
GERP RS
2.6
PromoterAI
-0.0019
Neutral
Varity_R
0.041
gMVP
0.14
Mutation Taster
=98/2
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: rs1562733508; hg19: chr7-16566653; API