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rs104894173

Variant summary

Our verdict is Likely pathogenic. Variant got 8 ACMG points: 8P and 0B. PM2PP3_StrongPP5_Moderate

The NM_006214.4(PHYH):c.610G>A(p.Gly204Ser) variant causes a missense change. The variant allele was found at a frequency of 0.0000161 in 1,614,054 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 Likely pathogenic (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 31)
Exomes 𝑓: 0.000017 ( 0 hom. )

Consequence

PHYH
NM_006214.4 missense

Scores

10
6
1

Clinical Significance

Likely pathogenic criteria provided, single submitter P:2

Conservation

PhyloP100: 6.07
Variant links:
Genes affected
PHYH (HGNC:8940): (phytanoyl-CoA 2-hydroxylase) This gene is a member of the PhyH family and encodes a peroxisomal protein that is involved in the alpha-oxidation of 3-methyl branched fatty acids. Specifically, this protein converts phytanoyl-CoA to 2-hydroxyphytanoyl-CoA. Mutations in this gene have been associated with Refsum disease (RD) and deficient protein activity has been associated with Zellweger syndrome and rhizomelic chondrodysplasia punctata. Alternate transcriptional splice variants, encoding different isoforms, have been characterized. [provided by RefSeq, Jul 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 8 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.994
PP5
Variant 10-13288428-C-T is Pathogenic according to our data. Variant chr10-13288428-C-T is described in ClinVar as [Likely_pathogenic]. Clinvar id is 7587.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PHYHNM_006214.4 linkuse as main transcriptc.610G>A p.Gly204Ser missense_variant 6/9 ENST00000263038.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PHYHENST00000263038.9 linkuse as main transcriptc.610G>A p.Gly204Ser missense_variant 6/91 NM_006214.4 P1O14832-1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152196
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000796
AC:
2
AN:
251360
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135912
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000880
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000171
AC:
25
AN:
1461858
Hom.:
0
Cov.:
33
AF XY:
0.00000963
AC XY:
7
AN XY:
727224
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:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000198
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152196
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
74354
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:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378
ExAC
AF:
0.00000824
AC:
1
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

ClinVar

Significance: Likely pathogenic
Submissions summary: Pathogenic:2
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Phytanic acid storage disease Pathogenic:1
Likely pathogenic, criteria provided, single submitterclinical testingBaylor GeneticsSep 09, 2023- -
Refsum disease, adult, 1 Pathogenic:1
Pathogenic, no assertion criteria providedliterature onlyOMIMMay 01, 2000- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.77
BayesDel_addAF
Pathogenic
0.49
D
BayesDel_noAF
Pathogenic
0.56
Cadd
Uncertain
24
Dann
Uncertain
1.0
Eigen
Pathogenic
0.77
Eigen_PC
Uncertain
0.63
FATHMM_MKL
Uncertain
0.95
D
LIST_S2
Pathogenic
0.98
D;D;D;D;D
M_CAP
Uncertain
0.18
D
MetaRNN
Pathogenic
0.99
D;D;D;D;D
MetaSVM
Pathogenic
1.0
D
MutationTaster
Benign
1.0
A;A;A
PrimateAI
Uncertain
0.57
T
PROVEAN
Pathogenic
-5.9
D;D;D;D;D
REVEL
Pathogenic
0.95
Sift
Uncertain
0.0030
D;D;D;D;D
Sift4G
Pathogenic
0.0
D;D;D;D;.
Polyphen
1.0
.;D;D;.;.
Vest4
0.85
MutPred
0.98
.;Gain of catalytic residue at G204 (P = 0.0178);.;.;.;
MVP
0.99
MPC
0.63
ClinPred
0.99
D
GERP RS
5.7
Varity_R
0.94
gMVP
0.91

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: rs104894173; hg19: chr10-13330428; COSMIC: COSV53816696; COSMIC: COSV53816696; API