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GeneBe

2-164694378-T-G

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_001365672.2(COBLL1):c.3014A>C(p.Glu1005Ala) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000762 in 1,614,048 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 14/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00041 ( 1 hom., cov: 32)
Exomes 𝑓: 0.000041 ( 0 hom. )

Consequence

COBLL1
NM_001365672.2 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.266
Variant links:
Genes affected
COBLL1 (HGNC:23571): (cordon-bleu WH2 repeat protein like 1) Enables cadherin binding activity. Located in extracellular exosome. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.012313426).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
COBLL1NM_001365672.2 linkuse as main transcriptc.3014A>C p.Glu1005Ala missense_variant 12/14 ENST00000652658.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
COBLL1ENST00000652658.2 linkuse as main transcriptc.3014A>C p.Glu1005Ala missense_variant 12/14 NM_001365672.2 A2Q53SF7-4

Frequencies

GnomAD3 genomes
AF:
0.000394
AC:
60
AN:
152192
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00128
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000393
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
GnomAD3 exomes
AF:
0.0000995
AC:
25
AN:
251274
Hom.:
0
AF XY:
0.0000663
AC XY:
9
AN XY:
135790
show subpopulations
Gnomad AFR exome
AF:
0.00135
Gnomad AMR exome
AF:
0.0000869
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000410
AC:
60
AN:
1461738
Hom.:
0
Cov.:
32
AF XY:
0.0000399
AC XY:
29
AN XY:
727170
show subpopulations
Gnomad4 AFR exome
AF:
0.00137
Gnomad4 AMR exome
AF:
0.0000895
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:
0.00
Gnomad4 OTH exome
AF:
0.000149
GnomAD4 genome
AF:
0.000414
AC:
63
AN:
152310
Hom.:
1
Cov.:
32
AF XY:
0.000510
AC XY:
38
AN XY:
74474
show subpopulations
Gnomad4 AFR
AF:
0.00135
Gnomad4 AMR
AF:
0.000392
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.0000929
Hom.:
0
Bravo
AF:
0.000487
ESP6500AA
AF:
0.00227
AC:
10
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.000165
AC:
20
Asia WGS
AF:
0.000577
AC:
2
AN:
3478

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsMar 07, 2024The c.3128A>C (p.E1043A) alteration is located in exon 12 (coding exon 12) of the COBLL1 gene. This alteration results from a A to C substitution at nucleotide position 3128, causing the glutamic acid (E) at amino acid position 1043 to be replaced by an alanine (A). 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
0.069
BayesDel_addAF
Benign
-0.48
T
BayesDel_noAF
Benign
-0.49
Cadd
Benign
1.3
Dann
Benign
0.87
DEOGEN2
Benign
0.0044
T;.;.;T
Eigen
Benign
-0.97
Eigen_PC
Benign
-0.98
FATHMM_MKL
Benign
0.099
N
LIST_S2
Benign
0.66
T;T;T;T
M_CAP
Benign
0.010
T
MetaRNN
Benign
0.012
T;T;T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Uncertain
2.3
M;.;.;.
MutationTaster
Benign
1.0
N;N;N;N;N
PrimateAI
Benign
0.35
T
PROVEAN
Benign
-2.2
N;N;N;.
REVEL
Benign
0.063
Sift
Benign
0.15
T;T;T;.
Sift4G
Benign
0.53
T;T;T;T
Polyphen
0.0020
B;.;.;.
Vest4
0.082
MVP
0.36
MPC
0.055
ClinPred
0.011
T
GERP RS
0.93
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.047
gMVP
0.18

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: rs112597395; hg19: chr2-165550888; API