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GeneBe

12-68871896-C-A

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 3P and 0B. PM2PP3

The NM_198320.5(CPM):c.319G>T(p.Asp107Tyr) variant causes a missense change. The variant allele was found at a frequency of 0.0000979 in 1,614,010 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 Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00011 ( 0 hom. )

Consequence

CPM
NM_198320.5 missense

Scores

3
6
9

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.06
Variant links:
Genes affected
CPM (HGNC:2311): (carboxypeptidase M) The protein encoded by this gene is a membrane-bound arginine/lysine carboxypeptidase. Its expression is associated with monocyte to macrophage differentiation. This encoded protein contains hydrophobic regions at the amino and carboxy termini and has 6 potential asparagine-linked glycosylation sites. The active site residues of carboxypeptidases A and B are conserved in this protein. Three alternatively spliced transcript variants encoding the same protein have been described for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.814

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CPMNM_198320.5 linkuse as main transcriptc.319G>T p.Asp107Tyr missense_variant 4/9 ENST00000551568.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CPMENST00000551568.6 linkuse as main transcriptc.319G>T p.Asp107Tyr missense_variant 4/91 NM_198320.5 P1

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152124
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000241
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:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000557
AC:
14
AN:
251392
Hom.:
0
AF XY:
0.0000368
AC XY:
5
AN XY:
135864
show subpopulations
Gnomad AFR exome
AF:
0.0000615
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:
0.000114
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000105
AC:
154
AN:
1461886
Hom.:
0
Cov.:
33
AF XY:
0.000102
AC XY:
74
AN XY:
727248
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.0000224
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:
0.000123
Gnomad4 OTH exome
AF:
0.000248
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152124
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74310
show subpopulations
Gnomad4 AFR
AF:
0.0000241
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:
0.0000441
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000113
Hom.:
0
Bravo
AF:
0.0000227
ExAC
AF:
0.0000247
AC:
3
EpiCase
AF:
0.000218
EpiControl
AF:
0.0000593

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 GeneticsNov 16, 2021The c.319G>T (p.D107Y) alteration is located in exon 4 (coding exon 3) of the CPM gene. This alteration results from a G to T substitution at nucleotide position 319, causing the aspartic acid (D) at amino acid position 107 to be replaced by a tyrosine (Y). 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
0.13
BayesDel_addAF
Benign
-0.13
T
BayesDel_noAF
Benign
-0.21
Cadd
Uncertain
25
Dann
Uncertain
0.99
DEOGEN2
Benign
0.21
T;T;T;T;T
Eigen
Uncertain
0.62
Eigen_PC
Uncertain
0.46
FATHMM_MKL
Uncertain
0.90
D
M_CAP
Benign
0.051
D
MetaRNN
Pathogenic
0.81
D;D;D;D;D
MetaSVM
Benign
-0.84
T
MutationAssessor
Pathogenic
3.3
M;M;M;.;.
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Benign
0.41
T
PROVEAN
Pathogenic
-8.1
D;D;D;D;D
REVEL
Benign
0.19
Sift
Uncertain
0.0020
D;D;D;D;D
Sift4G
Uncertain
0.0090
D;D;D;.;.
Polyphen
1.0
D;D;D;.;.
Vest4
0.67
MutPred
0.68
Gain of catalytic residue at E109 (P = 0.0112);Gain of catalytic residue at E109 (P = 0.0112);Gain of catalytic residue at E109 (P = 0.0112);Gain of catalytic residue at E109 (P = 0.0112);Gain of catalytic residue at E109 (P = 0.0112);
MVP
0.49
MPC
1.6
ClinPred
0.95
D
GERP RS
5.0
Varity_R
0.94
gMVP
0.93

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: rs749617350; hg19: chr12-69265676; API