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GeneBe

19-45064086-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM1PM2

The NM_007056.3(CLASRP):c.980C>T(p.Thr327Met) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000311 in 1,610,182 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 31)
Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

CLASRP
NM_007056.3 missense

Scores

3
8
7

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 2.31
Variant links:
Genes affected
CLASRP (HGNC:17731): (CLK4 associating serine/arginine rich protein) Predicted to be involved in RNA splicing and mRNA processing. Located in nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PM1
In a modified_residue Phosphothreonine (size 0) in uniprot entity CLASR_HUMAN
PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CLASRPNM_007056.3 linkuse as main transcriptc.980C>T p.Thr327Met missense_variant 12/21 ENST00000221455.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CLASRPENST00000221455.8 linkuse as main transcriptc.980C>T p.Thr327Met missense_variant 12/211 NM_007056.3 P2

Frequencies

GnomAD3 genomes
AF:
0.00000664
AC:
1
AN:
150586
Hom.:
0
Cov.:
31
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:
0.0000148
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000407
AC:
1
AN:
245846
Hom.:
0
AF XY:
0.00000745
AC XY:
1
AN XY:
134276
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000291
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:
0.00000274
AC:
4
AN:
1459596
Hom.:
0
Cov.:
34
AF XY:
0.00000413
AC XY:
3
AN XY:
726184
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000448
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
9.00e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000664
AC:
1
AN:
150586
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
73512
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:
0.0000148
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378
ExAC
AF:
0.00000826
AC:
1

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 03, 2023The c.980C>T (p.T327M) alteration is located in exon 12 (coding exon 11) of the CLASRP gene. This alteration results from a C to T substitution at nucleotide position 980, causing the threonine (T) at amino acid position 327 to be replaced by a methionine (M). 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
Pathogenic
0.81
BayesDel_addAF
Benign
-0.098
T
BayesDel_noAF
Benign
-0.30
Cadd
Pathogenic
31
Dann
Pathogenic
1.0
DEOGEN2
Benign
0.12
T;.;.
Eigen
Uncertain
0.68
Eigen_PC
Uncertain
0.64
FATHMM_MKL
Uncertain
0.95
D
LIST_S2
Uncertain
0.95
D;.;D
M_CAP
Benign
0.046
D
MetaRNN
Uncertain
0.65
D;D;D
MetaSVM
Benign
-1.1
T
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Pathogenic
0.89
D
PROVEAN
Uncertain
-3.5
D;D;D
REVEL
Benign
0.14
Sift
Uncertain
0.0050
D;D;D
Sift4G
Uncertain
0.0020
D;D;D
Polyphen
1.0
.;.;D
Vest4
0.74
MutPred
0.30
Loss of phosphorylation at T327 (P = 0.0418);.;Loss of phosphorylation at T327 (P = 0.0418);
MVP
0.26
MPC
1.8
ClinPred
0.94
D
GERP RS
4.8
gMVP
0.63

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: rs570991097; hg19: chr19-45567344; API