4-165379541-C-T

Variant summary

Our verdict is Benign. Variant got -8 ACMG points: 2P and 10B. PM2BP4_StrongBP6_ModerateBS1

The NM_001873.4(CPE):​c.307+13C>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000601 in 1,547,090 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000060 ( 0 hom. )

Consequence

CPE
NM_001873.4 intron

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.169
Variant links:
Genes affected
CPE (HGNC:2303): (carboxypeptidase E) This gene encodes a member of the M14 family of metallocarboxypeptidases. The encoded preproprotein is proteolytically processed to generate the mature peptidase. This peripheral membrane protein cleaves C-terminal amino acid residues and is involved in the biosynthesis of peptide hormones and neurotransmitters, including insulin. This protein may also function independently of its peptidase activity, as a neurotrophic factor that promotes neuronal survival, and as a sorting receptor that binds to regulated secretory pathway proteins, including prohormones. Mutations in this gene are implicated in type 2 diabetes. [provided by RefSeq, Nov 2015]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -8 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.54).
BP6
Variant 4-165379541-C-T is Benign according to our data. Variant chr4-165379541-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 3627729.Status of the report is criteria_provided_single_submitter, 1 stars.
BS1
Variant frequency is greater than expected in population eas. gnomad4 allele frequency = 0.0000657 (10/152186) while in subpopulation EAS AF= 0.00117 (6/5128). AF 95% confidence interval is 0.000509. There are 0 homozygotes in gnomad4. There are 4 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
CPENM_001873.4 linkc.307+13C>T intron_variant ENST00000402744.9 NP_001864.1 P16870-1A0A384N679

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
CPEENST00000402744.9 linkc.307+13C>T intron_variant 1 NM_001873.4 ENSP00000386104.4 P16870-1
CPEENST00000513982.5 linkc.-30+18230C>T intron_variant 4 ENSP00000424830.1 D6RF88
CPEENST00000480404.1 linkn.243+13C>T intron_variant 2

Frequencies

GnomAD3 genomes
AF:
0.0000658
AC:
10
AN:
152080
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000724
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00117
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:
0.000100
AC:
19
AN:
189510
Hom.:
0
AF XY:
0.0000955
AC XY:
10
AN XY:
104756
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00103
Gnomad SAS exome
AF:
0.0000428
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000363
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000595
AC:
83
AN:
1394904
Hom.:
0
Cov.:
33
AF XY:
0.0000581
AC XY:
40
AN XY:
688030
show subpopulations
Gnomad4 AFR exome
AF:
0.000381
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00118
Gnomad4 SAS exome
AF:
0.0000763
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000131
Gnomad4 OTH exome
AF:
0.0000878
GnomAD4 genome
AF:
0.0000657
AC:
10
AN:
152186
Hom.:
0
Cov.:
32
AF XY:
0.0000538
AC XY:
4
AN XY:
74382
show subpopulations
Gnomad4 AFR
AF:
0.0000722
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00117
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000960
Hom.:
0
Bravo
AF:
0.0000869
Asia WGS
AF:
0.000866
AC:
3
AN:
3478

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJan 10, 2025- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.54
CADD
Benign
11
DANN
Benign
0.92

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: rs752930489; hg19: chr4-166300693; API