15-80168052-G-T

Variant summary

Our verdict is Likely pathogenic. Variant got 6 ACMG points: 6P and 0B. PM2PP3_Strong

The NM_000137.4(FAH):​c.456G>T​(p.Trp152Cys) variant causes a missense, splice region change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,362 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 31)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

FAH
NM_000137.4 missense, splice_region

Scores

15
2
2
Splicing: ADA: 0.4581
2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 9.23
Variant links:
Genes affected
FAH (HGNC:3579): (fumarylacetoacetate hydrolase) Predicted to enable fumarylacetoacetase activity. Predicted to be involved in L-phenylalanine catabolic process; homogentisate catabolic process; and tyrosine catabolic process. Predicted to act upstream of or within arginine catabolic process. Located in extracellular exosome. Implicated in tyrosinemia type I. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 6 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.986

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
FAHNM_000137.4 linkuse as main transcriptc.456G>T p.Trp152Cys missense_variant, splice_region_variant 6/14 ENST00000561421.6 NP_000128.1
FAHNM_001374377.1 linkuse as main transcriptc.456G>T p.Trp152Cys missense_variant, splice_region_variant 7/15 NP_001361306.1
FAHNM_001374380.1 linkuse as main transcriptc.456G>T p.Trp152Cys missense_variant, splice_region_variant 7/15 NP_001361309.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
FAHENST00000561421.6 linkuse as main transcriptc.456G>T p.Trp152Cys missense_variant, splice_region_variant 6/141 NM_000137.4 ENSP00000453347 P1P16930-1

Frequencies

GnomAD3 genomes
Cov.:
31
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251472
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135908
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:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000879
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461362
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
727048
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:
0.00
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
31
ExAC
AF:
0.00000824
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.98
BayesDel_addAF
Pathogenic
0.57
D
BayesDel_noAF
Pathogenic
0.58
CADD
Pathogenic
32
DANN
Uncertain
0.99
DEOGEN2
Benign
0.37
T;D;D;D
Eigen
Pathogenic
0.88
Eigen_PC
Pathogenic
0.73
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Pathogenic
0.99
D;.;.;D
M_CAP
Pathogenic
0.82
D
MetaRNN
Pathogenic
0.99
D;D;D;D
MetaSVM
Pathogenic
1.1
D
MutationAssessor
Pathogenic
4.4
.;H;H;H
MutationTaster
Benign
1.0
D;D;D;D
PrimateAI
Uncertain
0.70
T
PROVEAN
Pathogenic
-13
D;D;D;D
REVEL
Pathogenic
0.91
Sift
Pathogenic
0.0
D;D;D;D
Sift4G
Pathogenic
0.0
D;D;D;D
Polyphen
1.0
.;D;D;D
Vest4
0.97, 0.96, 0.97
MutPred
0.82
Gain of sheet (P = 0.0344);Gain of sheet (P = 0.0344);Gain of sheet (P = 0.0344);Gain of sheet (P = 0.0344);
MVP
0.96
MPC
1.1
ClinPred
1.0
D
GERP RS
4.2
Varity_R
0.98
gMVP
0.82

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.46
dbscSNV1_RF
Benign
0.57
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: rs370686447; hg19: chr15-80460394; API