chr14-75633653-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 5 ACMG points: 5P and 0B. PM2PP3_ModeratePP5

The NM_017791.3(FLVCR2):​c.977C>T​(p.Ala326Val) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,712 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 Pathogenic (no stars).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

FLVCR2
NM_017791.3 missense

Scores

6
8
5

Clinical Significance

Pathogenic no assertion criteria provided P:1

Conservation

PhyloP100: 7.58
Variant links:
Genes affected
FLVCR2 (HGNC:20105): (FLVCR choline and putative heme transporter 2) This gene encodes a member of the major facilitator superfamily. The encoded transmembrane protein is a calcium transporter. Unlike the related protein feline leukemia virus subgroup C receptor 1, the protein encoded by this locus does not bind to feline leukemia virus subgroup C envelope protein. The encoded protein may play a role in development of brain vascular endothelial cells, as mutations at this locus have been associated with proliferative vasculopathy and hydranencephaly-hydrocephaly syndrome. Alternatively spliced transcript variants have been described.[provided by RefSeq, Aug 2010]
TTLL5 (HGNC:19963): (tubulin tyrosine ligase like 5) This gene encodes a member of the tubulin tyrosine ligase like protein family. This protein interacts with two glucocorticoid receptor coactivators, transcriptional intermediary factor 2 and steroid receptor coactivator 1. This protein may function as a coregulator of glucocorticoid receptor mediated gene induction and repression. This protein may also function as an alpha tubulin polyglutamylase.[provided by RefSeq, Feb 2010]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 5 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.865
PP5
Variant 14-75633653-C-T is Pathogenic according to our data. Variant chr14-75633653-C-T is described in ClinVar as [Pathogenic]. Clinvar id is 1092.Status of the report is no_assertion_criteria_provided, 0 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
FLVCR2NM_017791.3 linkuse as main transcriptc.977C>T p.Ala326Val missense_variant 4/10 ENST00000238667.9 NP_060261.2
FLVCR2NM_001195283.2 linkuse as main transcriptc.362C>T p.Ala121Val missense_variant 4/10 NP_001182212.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
FLVCR2ENST00000238667.9 linkuse as main transcriptc.977C>T p.Ala326Val missense_variant 4/101 NM_017791.3 ENSP00000238667 P1Q9UPI3-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461712
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
727184
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:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
Alfa
AF:
0.00152
Hom.:
0
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

ClinVar

Significance: Pathogenic
Submissions summary: Pathogenic:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

Fowler syndrome Pathogenic:1
Pathogenic, no assertion criteria providedliterature onlyOMIMAug 01, 2010- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.73
BayesDel_addAF
Pathogenic
0.28
D
BayesDel_noAF
Pathogenic
0.17
CADD
Pathogenic
28
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.37
T;.;T;.;.;T;T
Eigen
Uncertain
0.59
Eigen_PC
Uncertain
0.65
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.89
D;D;T;D;T;D;D
M_CAP
Benign
0.043
D
MetaRNN
Pathogenic
0.87
D;D;D;D;D;D;D
MetaSVM
Benign
-0.48
T
MutationAssessor
Uncertain
2.1
M;.;.;.;.;.;.
MutationTaster
Benign
1.0
D;D;D;D;D
PrimateAI
Uncertain
0.67
T
PROVEAN
Uncertain
-3.5
D;D;D;D;D;D;D
REVEL
Uncertain
0.41
Sift
Benign
0.066
T;D;D;T;T;T;D
Sift4G
Uncertain
0.0030
D;D;D;D;D;D;D
Polyphen
0.42
B;.;.;.;.;.;.
Vest4
0.81
MutPred
0.74
Gain of catalytic residue at A321 (P = 2e-04);.;.;.;.;.;.;
MVP
0.70
MPC
0.89
ClinPred
0.99
D
GERP RS
5.8
Varity_R
0.55
gMVP
0.88

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs267606824; hg19: chr14-76099996; COSMIC: COSV99471146; API