13-100368573-C-G

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_000282.4(PCCA):ā€‹c.1745C>Gā€‹(p.Ser582Trp) variant causes a missense, splice region change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000659 in 151,694 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/23 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.

Frequency

Genomes: š‘“ 0.0000066 ( 0 hom., cov: 31)

Consequence

PCCA
NM_000282.4 missense, splice_region

Scores

8
11
Splicing: ADA: 0.0004734
2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.397
Variant links:
Genes affected
PCCA (HGNC:8653): (propionyl-CoA carboxylase subunit alpha) The protein encoded by this gene is the alpha subunit of the heterodimeric mitochondrial enzyme Propionyl-CoA carboxylase. PCCA encodes the biotin-binding region of this enzyme. Mutations in either PCCA or PCCB (encoding the beta subunit) lead to an enzyme deficiency resulting in propionic acidemia. Multiple transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq, May 2010]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.24435207).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
PCCANM_000282.4 linkuse as main transcriptc.1745C>G p.Ser582Trp missense_variant, splice_region_variant 19/24 ENST00000376285.6 NP_000273.2 P05165-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
PCCAENST00000376285.6 linkuse as main transcriptc.1745C>G p.Ser582Trp missense_variant, splice_region_variant 19/241 NM_000282.4 ENSP00000365462.1 P05165-1

Frequencies

GnomAD3 genomes
AF:
0.00000659
AC:
1
AN:
151694
Hom.:
0
Cov.:
31
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:
251170
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135764
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
Cov.:
24
GnomAD4 genome
AF:
0.00000659
AC:
1
AN:
151694
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
74050
show subpopulations
Gnomad4 AFR
AF:
0.0000242
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
Bravo
AF:
0.00000378
ExAC
AF:
0.00000824
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.17
BayesDel_addAF
Benign
-0.13
T
BayesDel_noAF
Benign
-0.25
CADD
Benign
20
DANN
Uncertain
0.98
DEOGEN2
Uncertain
0.74
.;.;D;T
Eigen
Benign
-0.58
Eigen_PC
Benign
-0.66
FATHMM_MKL
Benign
0.22
N
LIST_S2
Uncertain
0.94
D;D;D;D
M_CAP
Uncertain
0.11
D
MetaRNN
Benign
0.24
T;T;T;T
MetaSVM
Benign
-0.51
T
MutationAssessor
Benign
1.4
.;L;L;.
PrimateAI
Benign
0.38
T
PROVEAN
Uncertain
-2.5
D;N;N;D
REVEL
Uncertain
0.40
Sift
Uncertain
0.026
D;D;D;D
Sift4G
Uncertain
0.044
D;D;T;T
Polyphen
0.95
P;.;P;.
Vest4
0.51
MutPred
0.47
.;Loss of disorder (P = 0.0085);Loss of disorder (P = 0.0085);.;
MVP
0.71
MPC
0.47
ClinPred
0.70
D
GERP RS
0.53
Varity_R
0.085
gMVP
0.67

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.00047
dbscSNV1_RF
Benign
0.030
SpliceAI score (max)
0.080
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: rs16957356; hg19: chr13-101020827; COSMIC: COSV66188168; API