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GeneBe

10-79351541-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_005729.4(PPIF):c.370C>T(p.Arg124Cys) variant causes a missense change. The variant allele was found at a frequency of 0.0000124 in 1,614,118 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000046 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000089 ( 0 hom. )

Consequence

PPIF
NM_005729.4 missense

Scores

3
9
7

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.37
Variant links:
Genes affected
PPIF (HGNC:9259): (peptidylprolyl isomerase F) The protein encoded by this gene is a member of the peptidyl-prolyl cis-trans isomerase (PPIase) family. PPIases catalyze the cis-trans isomerization of proline imidic peptide bonds in oligopeptides and accelerate the folding of proteins. This protein is part of the mitochondrial permeability transition pore in the inner mitochondrial membrane. Activation of this pore is thought to be involved in the induction of apoptotic and necrotic cell death. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PPIFNM_005729.4 linkuse as main transcriptc.370C>T p.Arg124Cys missense_variant 4/6 ENST00000225174.8
PPIFXM_005269379.3 linkuse as main transcriptc.370C>T p.Arg124Cys missense_variant 4/6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PPIFENST00000225174.8 linkuse as main transcriptc.370C>T p.Arg124Cys missense_variant 4/61 NM_005729.4 P1P30405-1
PPIFENST00000448165.1 linkuse as main transcriptc.262C>T p.Arg88Cys missense_variant 4/62
PPIFENST00000498681.5 linkuse as main transcriptn.450C>T non_coding_transcript_exon_variant 4/42
PPIFENST00000472580.6 linkuse as main transcriptc.370C>T p.Arg124Cys missense_variant, NMD_transcript_variant 4/65

Frequencies

GnomAD3 genomes
AF:
0.0000526
AC:
8
AN:
152182
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.000121
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00633
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000279
AC:
7
AN:
251176
Hom.:
0
AF XY:
0.0000294
AC XY:
4
AN XY:
135846
show subpopulations
Gnomad AFR exome
AF:
0.0000615
Gnomad AMR exome
AF:
0.000116
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:
0.00000881
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000889
AC:
13
AN:
1461818
Hom.:
0
Cov.:
30
AF XY:
0.0000110
AC XY:
8
AN XY:
727214
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.0000894
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.0000464
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000460
AC:
7
AN:
152300
Hom.:
0
Cov.:
33
AF XY:
0.0000537
AC XY:
4
AN XY:
74462
show subpopulations
Gnomad4 AFR
AF:
0.000120
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000208
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000658
Hom.:
0
Bravo
AF:
0.0000189
ExAC
AF:
0.0000165
AC:
2

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJan 23, 2024The c.370C>T (p.R124C) alteration is located in exon 4 (coding exon 4) of the PPIF gene. This alteration results from a C to T substitution at nucleotide position 370, causing the arginine (R) at amino acid position 124 to be replaced by a cysteine (C). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.33
BayesDel_addAF
Benign
-0.12
T
BayesDel_noAF
Benign
-0.19
Cadd
Pathogenic
29
Dann
Pathogenic
1.0
DEOGEN2
Benign
0.28
T
Eigen
Uncertain
0.67
Eigen_PC
Uncertain
0.63
FATHMM_MKL
Uncertain
0.89
D
LIST_S2
Uncertain
0.97
D
M_CAP
Benign
0.049
D
MetaRNN
Uncertain
0.72
D
MetaSVM
Benign
-0.50
T
MutationAssessor
Uncertain
2.5
M
MutationTaster
Benign
1.0
D;D
PrimateAI
Uncertain
0.61
T
PROVEAN
Pathogenic
-5.3
D
REVEL
Uncertain
0.30
Sift
Pathogenic
0.0
D
Sift4G
Uncertain
0.018
D
Polyphen
1.0
D
Vest4
0.71
MVP
0.84
MPC
0.33
ClinPred
0.99
D
GERP RS
5.7
Varity_R
0.85
gMVP
0.65

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: rs779687777; hg19: chr10-81111297; COSMIC: COSV56551168; COSMIC: COSV56551168; API