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GeneBe

2-241852713-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_005018.3(PDCD1):​c.344G>A​(p.Arg115His) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000103 in 1,461,468 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.000010 ( 0 hom. )

Consequence

PDCD1
NM_005018.3 missense

Scores

2
17

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -3.29
Variant links:
Genes affected
PDCD1 (HGNC:8760): (programmed cell death 1) Programmed cell death protein 1 (PDCD1) is an immune-inhibitory receptor expressed in activated T cells; it is involved in the regulation of T-cell functions, including those of effector CD8+ T cells. In addition, this protein can also promote the differentiation of CD4+ T cells into T regulatory cells. PDCD1 is expressed in many types of tumors including melanomas, and has demonstrated to play a role in anti-tumor immunity. Moreover, this protein has been shown to be involved in safeguarding against autoimmunity, however, it can also contribute to the inhibition of effective anti-tumor and anti-microbial immunity. [provided by RefSeq, Aug 2020]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.34587345).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PDCD1NM_005018.3 linkuse as main transcriptc.344G>A p.Arg115His missense_variant 2/5 ENST00000334409.10
PDCD1XM_006712573.3 linkuse as main transcriptc.344G>A p.Arg115His missense_variant 2/4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PDCD1ENST00000334409.10 linkuse as main transcriptc.344G>A p.Arg115His missense_variant 2/51 NM_005018.3 P1
PDCD1ENST00000343705.3 linkuse as main transcriptc.176G>A p.Arg59His missense_variant 1/31
PDCD1ENST00000418831.1 linkuse as main transcriptc.200+144G>A intron_variant, NMD_transcript_variant 1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.0000240
AC:
6
AN:
250366
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135586
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000579
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000980
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000885
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000103
AC:
15
AN:
1461468
Hom.:
0
Cov.:
34
AF XY:
0.00000688
AC XY:
5
AN XY:
727070
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000671
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000696
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000450
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
33
Bravo
AF:
0.0000113
ExAC
AF:
0.0000330
AC:
4

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 GeneticsMar 29, 2023The c.344G>A (p.R115H) alteration is located in exon 2 (coding exon 2) of the PDCD1 gene. This alteration results from a G to A substitution at nucleotide position 344, causing the arginine (R) at amino acid position 115 to be replaced by a histidine (H). 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
0.12
BayesDel_addAF
Benign
-0.30
T
BayesDel_noAF
Benign
-0.47
CADD
Benign
10
DANN
Uncertain
1.0
DEOGEN2
Benign
0.33
T
Eigen
Benign
-0.36
Eigen_PC
Benign
-0.60
FATHMM_MKL
Benign
0.015
N
LIST_S2
Benign
0.55
T
M_CAP
Benign
0.024
T
MetaRNN
Benign
0.35
T
MetaSVM
Benign
-0.79
T
MutationAssessor
Uncertain
2.0
M
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.35
T
PROVEAN
Benign
-2.0
N
REVEL
Benign
0.16
Sift
Benign
0.094
T
Sift4G
Benign
0.12
T
Polyphen
1.0
D
Vest4
0.12
MutPred
0.56
Loss of MoRF binding (P = 0.0185);
MVP
0.80
MPC
0.40
ClinPred
0.084
T
GERP RS
0.54
Varity_R
0.19
gMVP
0.49

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: rs777693230; hg19: chr2-242794865; COSMIC: COSV57692096; API