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rs886044183

Variant summary

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

The NM_024301.5(FKRP):c.970G>A(p.Glu324Lys) variant causes a missense change. The variant allele was found at a frequency of 0.00000317 in 1,578,100 control chromosomes in the GnomAD database, with no homozygous occurrence. 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. E324D) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000028 ( 0 hom. )

Consequence

FKRP
NM_024301.5 missense

Scores

4
6
8

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 5.29
Variant links:
Genes affected
FKRP (HGNC:17997): (fukutin related protein) This gene encodes a protein which is targeted to the medial Golgi apparatus and is necessary for posttranslational modification of dystroglycan. Mutations in this gene have been associated with congenital muscular dystrophy, cognitive disability, and cerebellar cysts. Several alternatively spliced transcript variants of this gene have been described, but the full-length nature of some of these variants has not been determined. [provided by RefSeq, Oct 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PM1
In a hotspot region, there are 5 aminoacids with missense pathogenic changes in the window of +-8 aminoacids around while only 0 benign, 10 uncertain in NM_024301.5
PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FKRPNM_024301.5 linkuse as main transcriptc.970G>A p.Glu324Lys missense_variant 4/4 ENST00000318584.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FKRPENST00000318584.10 linkuse as main transcriptc.970G>A p.Glu324Lys missense_variant 4/41 NM_024301.5 P1
FKRPENST00000391909.7 linkuse as main transcriptc.970G>A p.Glu324Lys missense_variant 4/42 P1
FKRPENST00000597339.5 linkuse as main transcriptn.247-5413G>A intron_variant, non_coding_transcript_variant 5
FKRPENST00000600646.5 linkuse as main transcriptn.247+7755G>A intron_variant, non_coding_transcript_variant 3

Frequencies

GnomAD3 genomes
AF:
0.00000658
AC:
1
AN:
151896
Hom.:
0
Cov.:
33
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:
0.000208
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.00000280
AC:
4
AN:
1426084
Hom.:
0
Cov.:
32
AF XY:
0.00000142
AC XY:
1
AN XY:
705788
show subpopulations
Gnomad4 AFR exome
AF:
0.00
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:
0.00000365
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000658
AC:
1
AN:
152016
Hom.:
0
Cov.:
33
AF XY:
0.0000135
AC XY:
1
AN XY:
74330
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:
0.000208
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.48
BayesDel_addAF
Pathogenic
0.19
D
BayesDel_noAF
Uncertain
0.040
Cadd
Uncertain
24
Dann
Uncertain
0.99
DEOGEN2
Benign
0.34
T;T
Eigen
Benign
0.047
Eigen_PC
Benign
0.082
FATHMM_MKL
Uncertain
0.94
D
M_CAP
Pathogenic
0.86
D
MetaRNN
Uncertain
0.64
D;D
MetaSVM
Pathogenic
0.94
D
MutationAssessor
Benign
1.3
L;L
MutationTaster
Benign
0.98
D;D
PrimateAI
Pathogenic
0.92
D
PROVEAN
Benign
-0.87
N;N
REVEL
Uncertain
0.63
Sift
Benign
0.37
T;T
Sift4G
Benign
0.40
T;T
Polyphen
0.91
P;P
Vest4
0.54
MutPred
0.49
Gain of MoRF binding (P = 0.0023);Gain of MoRF binding (P = 0.0023);
MVP
0.99
MPC
1.7
ClinPred
0.75
D
GERP RS
4.2
Varity_R
0.43
gMVP
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: rs886044183; hg19: chr19-47259677; API