chr19-48040605-G-T

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_019855.5(CABP5):​c.238C>A​(p.Leu80Met) variant causes a missense, splice region change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000186 in 1,613,624 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/23 in silico tools predict a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. 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. L80P) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 30)
Exomes 𝑓: 0.0000014 ( 0 hom. )

Consequence

CABP5
NM_019855.5 missense, splice_region

Scores

2
17
Splicing: ADA: 0.00001573
2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -0.632
Variant links:
Genes affected
CABP5 (HGNC:13714): (calcium binding protein 5) The product of this gene belongs to a subfamily of calcium binding proteins, which share similarity to calmodulin. Calcium binding proteins are an important component of calcium mediated cellular signal transduction. Expression of this gene is retina-specific. The mouse homolog of this protein has been shown to express in the inner nuclear layer of the retina, suggested its role in neuronal functioning. The specific function of this gene is unknown. [provided by RefSeq, Oct 2009]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.39918756).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CABP5NM_019855.5 linkuse as main transcriptc.238C>A p.Leu80Met missense_variant, splice_region_variant 3/6 ENST00000293255.3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CABP5ENST00000293255.3 linkuse as main transcriptc.238C>A p.Leu80Met missense_variant, splice_region_variant 3/61 NM_019855.5 P1

Frequencies

GnomAD3 genomes
AF:
0.00000658
AC:
1
AN:
151932
Hom.:
0
Cov.:
30
show subpopulations
Gnomad AFR
AF:
0.0000242
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251050
Hom.:
0
AF XY:
0.00000737
AC XY:
1
AN XY:
135686
show subpopulations
Gnomad AFR exome
AF:
0.0000616
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000137
AC:
2
AN:
1461574
Hom.:
0
Cov.:
47
AF XY:
0.00
AC XY:
0
AN XY:
727102
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
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:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000658
AC:
1
AN:
152050
Hom.:
0
Cov.:
30
AF XY:
0.0000135
AC XY:
1
AN XY:
74314
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:
0.00
Gnomad4 OTH
AF:
0.00
ExAC
AF:
0.00000824
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.12
BayesDel_addAF
Benign
-0.49
T
BayesDel_noAF
Benign
-0.75
CADD
Benign
11
DANN
Benign
0.95
DEOGEN2
Benign
0.066
T
Eigen
Benign
-0.86
Eigen_PC
Benign
-0.76
FATHMM_MKL
Uncertain
0.78
D
LIST_S2
Benign
0.71
T
M_CAP
Benign
0.0036
T
MetaRNN
Benign
0.40
T
MetaSVM
Benign
-0.96
T
MutationAssessor
Benign
-0.43
N
MutationTaster
Benign
0.0027
P
PrimateAI
Uncertain
0.60
T
PROVEAN
Benign
0.33
N
REVEL
Benign
0.038
Sift
Benign
0.33
T
Sift4G
Benign
0.25
T
Polyphen
0.0010
B
Vest4
0.33
MutPred
0.56
Gain of disorder (P = 0.1623);
MVP
0.12
MPC
0.26
ClinPred
0.079
T
GERP RS
-3.5
Varity_R
0.082
gMVP
0.34

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000016
dbscSNV1_RF
Benign
0.0060
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: rs8105198; hg19: chr19-48543862; API