chr5-112815554-C-G

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_000038.6(APC):ā€‹c.894C>Gā€‹(p.His298Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000137 in 1,460,004 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. H298Y) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 32)
Exomes š‘“: 0.0000014 ( 0 hom. )

Consequence

APC
NM_000038.6 missense

Scores

5
14

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.543
Variant links:
Genes affected
APC (HGNC:583): (APC regulator of WNT signaling pathway) This gene encodes a tumor suppressor protein that acts as an antagonist of the Wnt signaling pathway. It is also involved in other processes including cell migration and adhesion, transcriptional activation, and apoptosis. Defects in this gene cause familial adenomatous polyposis (FAP), an autosomal dominant pre-malignant disease that usually progresses to malignancy. Mutations in the APC gene have been found to occur in most colorectal cancers, where disease-associated mutations tend to be clustered in a small region designated the mutation cluster region (MCR) and result in a truncated protein product. [provided by RefSeq, Jun 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.2181913).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
APCNM_000038.6 linkuse as main transcriptc.894C>G p.His298Gln missense_variant 9/16 ENST00000257430.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
APCENST00000257430.9 linkuse as main transcriptc.894C>G p.His298Gln missense_variant 9/165 NM_000038.6 P1P25054-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251118
Hom.:
0
AF XY:
0.00000737
AC XY:
1
AN XY:
135706
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:
0.00
Gnomad NFE exome
AF:
0.00000881
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000137
AC:
2
AN:
1460004
Hom.:
0
Cov.:
30
AF XY:
0.00000138
AC XY:
1
AN XY:
726372
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:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.11
BayesDel_addAF
Uncertain
0.016
T
BayesDel_noAF
Benign
-0.22
CADD
Benign
20
DANN
Benign
0.97
DEOGEN2
Benign
0.37
.;T;T;T
Eigen
Benign
-0.17
Eigen_PC
Benign
-0.048
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Uncertain
0.88
D;.;D;D
M_CAP
Benign
0.065
D
MetaRNN
Benign
0.22
T;T;T;T
MetaSVM
Uncertain
0.16
D
MutationAssessor
Benign
0.69
.;N;N;.
MutationTaster
Benign
0.50
D;D;D
PrimateAI
Uncertain
0.60
T
PROVEAN
Benign
-0.33
N;N;N;N
REVEL
Benign
0.28
Sift
Benign
0.080
T;T;T;T
Sift4G
Benign
0.29
T;T;T;T
Polyphen
0.39
.;B;B;.
Vest4
0.43, 0.59
MutPred
0.12
.;Gain of solvent accessibility (P = 0.0338);Gain of solvent accessibility (P = 0.0338);Gain of solvent accessibility (P = 0.0338);
MVP
0.83
ClinPred
0.47
T
GERP RS
3.2
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.20
gMVP
0.30

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: rs143341972; hg19: chr5-112151251; API