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GeneBe

13-39655727-A-G

Variant summary

Our verdict is Pathogenic. Variant got 12 ACMG points: 12P and 0B. PVS1PM2PP5_Moderate

The NM_020751.3(COG6):c.1A>G(p.Met1?) variant causes a start lost change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000879 in 1,592,862 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Pathogenic (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 34)
Exomes 𝑓: 0.0000090 ( 0 hom. )

Consequence

COG6
NM_020751.3 start_lost

Scores

5
2
8

Clinical Significance

Pathogenic criteria provided, single submitter P:1

Conservation

PhyloP100: 2.95
Variant links:
Genes affected
COG6 (HGNC:18621): (component of oligomeric golgi complex 6) This gene encodes a subunit of the conserved oligomeric Golgi complex that is required for maintaining normal structure and activity of the Golgi apparatus. The encoded protein is organized with conserved oligomeric Golgi complex components 5, 7 and 8 into a sub-complex referred to as lobe B. Alternative splicing results in multiple transcript variants.[provided by RefSeq, Feb 2009]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Pathogenic. Variant got 12 ACMG points.

PVS1
Start lost variant, no new inframe start found.
PM2
Very rare variant in population databases, with high coverage;
PP5
Variant 13-39655727-A-G is Pathogenic according to our data. Variant chr13-39655727-A-G is described in ClinVar as [Pathogenic]. Clinvar id is 487579.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
COG6NM_020751.3 linkuse as main transcriptc.1A>G p.Met1? start_lost 1/19 ENST00000455146.8
COG6NM_001145079.2 linkuse as main transcriptc.1A>G p.Met1? start_lost 1/19
COG6XM_011535168.2 linkuse as main transcriptc.1A>G p.Met1? start_lost 1/20
COG6NR_026745.1 linkuse as main transcriptn.101A>G non_coding_transcript_exon_variant 1/20

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
COG6ENST00000455146.8 linkuse as main transcriptc.1A>G p.Met1? start_lost 1/191 NM_020751.3 P1Q9Y2V7-1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152242
Hom.:
0
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000469
AC:
1
AN:
213312
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
116302
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000311
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:
0.00000902
AC:
13
AN:
1440620
Hom.:
0
Cov.:
40
AF XY:
0.0000112
AC XY:
8
AN XY:
714792
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000233
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:
0.0000109
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152242
Hom.:
0
Cov.:
34
AF XY:
0.00
AC XY:
0
AN XY:
74374
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378
TwinsUK
AF:
0.000270
AC:
1
ALSPAC
AF:
0.00
AC:
0
ExAC
AF:
0.00000832
AC:
1

ClinVar

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

Submissions by phenotype

COG6-ongenital disorder of glycosylation Pathogenic:1
Pathogenic, criteria provided, single submitterresearchDepartment of Medical Genetics and Molecular Diagnostic Laboratory, Shanghai Children's Medical CenterDec 20, 2017- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Pathogenic
0.34
D
BayesDel_noAF
Pathogenic
0.24
Cadd
Benign
19
Dann
Benign
0.97
Eigen
Benign
-0.18
Eigen_PC
Benign
-0.076
FATHMM_MKL
Benign
0.73
D
LIST_S2
Uncertain
0.90
D;D;D
M_CAP
Uncertain
0.26
D
MetaRNN
Pathogenic
0.98
D;D;D
MetaSVM
Benign
-1.1
T
MutationTaster
Benign
1.0
D;D
PROVEAN
Benign
-0.59
N;N;.
REVEL
Benign
0.24
Sift
Pathogenic
0.0
D;D;.
Sift4G
Pathogenic
0.0
D;D;D
Polyphen
0.014
.;B;.
Vest4
0.91
MutPred
0.98
Gain of catalytic residue at E3 (P = 0.0926);Gain of catalytic residue at E3 (P = 0.0926);Gain of catalytic residue at E3 (P = 0.0926);
MVP
0.15
ClinPred
1.0
D
GERP RS
4.3
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.95
gMVP
0.56

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: rs752232501; hg19: chr13-40229864; API