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chr13-72795462-C-T

Variant summary

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

The NM_006346.4(PIBF1):​c.457C>T​(p.Arg153Cys) variant causes a missense change. The variant allele was found at a frequency of 0.0000534 in 1,609,720 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 Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000056 ( 0 hom. )

Consequence

PIBF1
NM_006346.4 missense

Scores

7
7
5

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.11
Variant links:
Genes affected
PIBF1 (HGNC:23352): (progesterone immunomodulatory binding factor 1) This gene encodes a protein that is induced by the steroid hormone progesterone and plays a role in the maintenance of pregnancy. The encoded protein regulates multiple facets of the immune system to promote normal pregnancy including cytokine synthesis, natural killer (NK) cell activity, and arachidonic acid metabolism. Low serum levels of this protein have been associated with spontaneous pre-term labor in humans. This protein may promote the proliferation, migration and invasion of glioma. [provided by RefSeq, Mar 2017]

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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, 0.801

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PIBF1NM_006346.4 linkuse as main transcriptc.457C>T p.Arg153Cys missense_variant 4/18 ENST00000326291.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PIBF1ENST00000326291.11 linkuse as main transcriptc.457C>T p.Arg153Cys missense_variant 4/181 NM_006346.4 P1Q8WXW3-1
PIBF1ENST00000617689.4 linkuse as main transcriptc.457C>T p.Arg153Cys missense_variant 4/161
PIBF1ENST00000615625.1 linkuse as main transcriptc.-262+13113C>T intron_variant 1 Q8WXW3-2
PIBF1ENST00000489797.1 linkuse as main transcriptn.401C>T non_coding_transcript_exon_variant 3/43

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152122
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000483
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:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000281
AC:
7
AN:
248858
Hom.:
0
AF XY:
0.0000149
AC XY:
2
AN XY:
134366
show subpopulations
Gnomad AFR exome
AF:
0.000185
Gnomad AMR exome
AF:
0.0000295
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000338
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000177
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000563
AC:
82
AN:
1457598
Hom.:
0
Cov.:
29
AF XY:
0.0000579
AC XY:
42
AN XY:
725046
show subpopulations
Gnomad4 AFR exome
AF:
0.0000901
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000235
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000685
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152122
Hom.:
0
Cov.:
32
AF XY:
0.0000404
AC XY:
3
AN XY:
74324
show subpopulations
Gnomad4 AFR
AF:
0.0000483
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:
0.0000294
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000189
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000330
AC:
4

ClinVar

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

Submissions by phenotype

Inborn genetic diseases Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsDec 27, 2022The c.457C>T (p.R153C) alteration is located in exon 4 (coding exon 3) of the PIBF1 gene. This alteration results from a C to T substitution at nucleotide position 457, causing the arginine (R) at amino acid position 153 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
0.32
BayesDel_addAF
Uncertain
0.022
T
BayesDel_noAF
Uncertain
0.070
CADD
Pathogenic
31
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.22
T;.
Eigen
Pathogenic
0.82
Eigen_PC
Pathogenic
0.80
FATHMM_MKL
Uncertain
0.96
D
LIST_S2
Uncertain
0.97
D;D
M_CAP
Benign
0.024
T
MetaRNN
Pathogenic
0.80
D;D
MetaSVM
Benign
-1.1
T
MutationAssessor
Uncertain
2.6
M;.
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.69
T
PROVEAN
Pathogenic
-5.7
D;.
REVEL
Uncertain
0.33
Sift
Pathogenic
0.0
D;.
Sift4G
Pathogenic
0.0010
D;D
Polyphen
1.0
D;.
Vest4
0.93
MVP
0.60
MPC
0.36
ClinPred
0.94
D
GERP RS
5.7
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.63
gMVP
0.58

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: rs372748341; hg19: chr13-73369600; API