chr8-22416280-G-A

Variant summary

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

The NM_015359.6(SLC39A14):​c.1147G>A​(p.Gly383Arg) variant causes a missense, splice region change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000000685 in 1,460,328 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. 14/23 in silico tools predict a damaging outcome for this variant. 2/3 splice prediction tools predicting alterations to normal splicing. Variant has been reported in ClinVar as Pathogenic (no stars).

Frequency

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

Consequence

SLC39A14
NM_015359.6 missense, splice_region

Scores

14
3
2
Splicing: ADA: 0.9999
2

Clinical Significance

Pathogenic no assertion criteria provided P:1O:1

Conservation

PhyloP100: 9.83
Variant links:
Genes affected
SLC39A14 (HGNC:20858): (solute carrier family 39 member 14) This gene encodes a member of the the SLC39A family of divalent metal transporters that mediates the cellular uptake of manganese, zinc, iron, and cadmium. The encoded protein contains eight transmembrane domains, a histidine-rich motif, and a metalloprotease motif, and is expressed on the plasma membrane and the endocytic vesicle membrane. It is an important transporter of nontransferrin-bound iron and a critical regulator of manganese homeostasis. Naturally occurring mutations in this gene are associated with neurodegeneration with brain iron accumulation and early-onset parkinsonism-dystonia with hypermanganesemia. [provided by RefSeq, May 2017]

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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
Splicing scoreres supports a deletorius effect: Scorers claiming Pathogenic: dbscSNV1_ADA, dbscSNV1_RF. No scorers claiming Uncertain. Scorers claiming Benign: max_spliceai.
PP5
Variant 8-22416280-G-A is Pathogenic according to our data. Variant chr8-22416280-G-A is described in ClinVar as [Pathogenic]. Clinvar id is 242927.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr8-22416280-G-A is described in Lovd as [Pathogenic].

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
SLC39A14NM_001128431.4 linkuse as main transcriptc.1147G>A p.Gly383Arg missense_variant, splice_region_variant 7/9 ENST00000381237.6 NP_001121903.1
SLC39A14NM_015359.6 linkuse as main transcriptc.1147G>A p.Gly383Arg missense_variant, splice_region_variant 7/9 ENST00000359741.10 NP_056174.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SLC39A14ENST00000359741.10 linkuse as main transcriptc.1147G>A p.Gly383Arg missense_variant, splice_region_variant 7/92 NM_015359.6 ENSP00000352779 A2Q15043-3
SLC39A14ENST00000381237.6 linkuse as main transcriptc.1147G>A p.Gly383Arg missense_variant, splice_region_variant 7/91 NM_001128431.4 ENSP00000370635 P4Q15043-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
6.85e-7
AC:
1
AN:
1460328
Hom.:
0
Cov.:
31
AF XY:
0.00000138
AC XY:
1
AN XY:
726490
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

ClinVar

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

Submissions by phenotype

Hypermanganesemia with dystonia 2 Pathogenic:1Other:1
not provided, no classification providedliterature onlyGeneReviews-- -
Pathogenic, no assertion criteria providedliterature onlyOMIMMay 02, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
1.0
BayesDel_addAF
Pathogenic
0.35
D
BayesDel_noAF
Pathogenic
0.27
CADD
Pathogenic
35
DANN
Pathogenic
1.0
DEOGEN2
Uncertain
0.66
.;.;D;D
Eigen
Pathogenic
1.0
Eigen_PC
Pathogenic
0.92
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Pathogenic
0.99
D;D;.;D
M_CAP
Uncertain
0.12
D
MetaRNN
Pathogenic
0.97
D;D;D;D
MetaSVM
Uncertain
0.28
D
MutationAssessor
Pathogenic
3.7
H;H;H;H
MutationTaster
Benign
1.0
D;D;D;D
PrimateAI
Pathogenic
0.95
D
PROVEAN
Pathogenic
-7.4
D;D;D;D
REVEL
Pathogenic
0.78
Sift
Benign
0.059
T;D;T;T
Sift4G
Pathogenic
0.0
D;D;D;D
Polyphen
1.0, 1.0
.;D;D;D
Vest4
0.94
MutPred
0.89
Gain of methylation at G383 (P = 0.0663);Gain of methylation at G383 (P = 0.0663);Gain of methylation at G383 (P = 0.0663);Gain of methylation at G383 (P = 0.0663);
MVP
0.67
MPC
1.7
ClinPred
1.0
D
GERP RS
6.0
Varity_R
0.60
gMVP
0.99

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Pathogenic
1.0
dbscSNV1_RF
Pathogenic
0.98
SpliceAI score (max)
0.13
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: rs879253766; hg19: chr8-22273793; API