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GeneBe

chrX-66188411-C-A

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 3P and 0B. PM2PP3

The NM_001367233.3(HEPH):​c.678C>A​(p.Phe226Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000917 in 1,090,668 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 1 hemizygotes in GnomAD. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 22)
Exomes 𝑓: 9.2e-7 ( 0 hom. 1 hem. )

Consequence

HEPH
NM_001367233.3 missense

Scores

8
6
1

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.93
Variant links:
Genes affected
HEPH (HGNC:4866): (hephaestin) This gene encodes a member of the multicopper oxidase protein family. The encoded protein is involved in the transport of dietary iron from epithelial cells of the intestinal lumen into the circulatory system, and may be involved in copper transport and homeostasis. In mouse, defects in this gene can lead to severe microcytic anemia. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Aug 2013]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.798

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
HEPHNM_001367233.3 linkuse as main transcriptc.678C>A p.Phe226Leu missense_variant 5/21 ENST00000343002.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
HEPHENST00000343002.7 linkuse as main transcriptc.678C>A p.Phe226Leu missense_variant 5/211 NM_001367233.3 P5Q9BQS7-1

Frequencies

GnomAD3 genomes
Cov.:
22
GnomAD4 exome
AF:
9.17e-7
AC:
1
AN:
1090668
Hom.:
0
Cov.:
29
AF XY:
0.00000280
AC XY:
1
AN XY:
357172
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:
0.00000119
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
22
Bravo
AF:
0.00000378

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.80
BayesDel_addAF
Pathogenic
0.28
D
BayesDel_noAF
Pathogenic
0.17
CADD
Benign
20
DANN
Uncertain
1.0
FATHMM_MKL
Uncertain
0.92
D
LIST_S2
Uncertain
0.88
D;D;D;D;D
M_CAP
Pathogenic
0.84
D
MetaRNN
Pathogenic
0.80
D;D;D;D;D
MetaSVM
Pathogenic
1.1
D
MutationTaster
Benign
0.82
D;D;D;D;D;D
PrimateAI
Uncertain
0.50
T
PROVEAN
Pathogenic
-5.0
D;D;D;D;D
REVEL
Pathogenic
0.72
Sift
Uncertain
0.0040
D;D;D;D;D
Sift4G
Uncertain
0.038
D;D;D;D;D
Polyphen
0.65, 0.53
.;.;P;P;.
Vest4
0.64
MutPred
0.44
.;.;.;Gain of disorder (P = 0.2033);Gain of disorder (P = 0.2033);
MVP
0.51
MPC
0.49
ClinPred
0.99
D
GERP RS
4.8
Varity_R
0.78
gMVP
0.76

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: rs754282849; hg19: chrX-65408253; API