11-46719726-G-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_000506.5(F2):​c.104G>T​(p.Arg35Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000693 in 1,442,206 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 6.9e-7 ( 0 hom. )

Consequence

F2
NM_000506.5 missense

Scores

1
18

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.30
Variant links:
Genes affected
F2 (HGNC:3535): (coagulation factor II, thrombin) This gene encodes the prothrombin protein (also known as coagulation factor II). This protein is proteolytically cleaved in multiple steps to form the activated serine protease thrombin. The activated thrombin enzyme plays an important role in thrombosis and hemostasis by converting fibrinogen to fibrin during blood clot formation, by stimulating platelet aggregation, and by activating additional coagulation factors. Thrombin also plays a role in cell proliferation, tissue repair, and angiogenesis as well as maintaining vascular integrity during development and postnatal life. Peptides derived from the C-terminus of this protein have antimicrobial activity against E. coli and P. aeruginosa. Mutations in this gene lead to various forms of thrombosis and dysprothrombinemia. Rapid increases in cytokine levels following coronavirus infections can dysregulate the coagulation cascade and produce thrombosis, compromised blood supply, and organ failure. [provided by RefSeq, May 2020]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.030934006).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
F2NM_000506.5 linkc.104G>T p.Arg35Leu missense_variant Exon 2 of 14 ENST00000311907.10 NP_000497.1 P00734

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
F2ENST00000311907.10 linkc.104G>T p.Arg35Leu missense_variant Exon 2 of 14 1 NM_000506.5 ENSP00000308541.5 P00734
F2ENST00000530231.5 linkc.104G>T p.Arg35Leu missense_variant Exon 2 of 14 5 ENSP00000433907.1 E9PIT3
F2ENST00000442468.1 linkc.74G>T p.Arg25Leu missense_variant Exon 2 of 8 3 ENSP00000387413.1 C9JV37
F2ENST00000469189.1 linkn.144G>T non_coding_transcript_exon_variant Exon 2 of 2 2

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000919
AC:
2
AN:
217702
Hom.:
0
AF XY:
0.0000171
AC XY:
2
AN XY:
117226
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:
0.0000377
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000103
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.93e-7
AC:
1
AN:
1442206
Hom.:
0
Cov.:
31
AF XY:
0.00000140
AC XY:
1
AN XY:
715470
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:
9.06e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.054
BayesDel_addAF
Benign
-0.018
T
BayesDel_noAF
Benign
-0.26
CADD
Benign
8.4
DANN
Benign
0.76
DEOGEN2
Benign
0.036
T;T;T
Eigen
Benign
-1.7
Eigen_PC
Benign
-1.6
FATHMM_MKL
Benign
0.040
N
LIST_S2
Benign
0.015
T;T;T
M_CAP
Uncertain
0.19
D
MetaRNN
Benign
0.031
T;T;T
MetaSVM
Benign
-0.60
T
MutationAssessor
Benign
-2.4
N;.;.
PrimateAI
Benign
0.38
T
PROVEAN
Benign
0.26
N;N;N
REVEL
Benign
0.27
Sift
Benign
1.0
.;.;T
Sift4G
Benign
1.0
T;T;T
Polyphen
0.0
B;.;.
Vest4
0.094
MutPred
0.48
Loss of MoRF binding (P = 0.0096);Loss of MoRF binding (P = 0.0096);.;
MVP
0.36
MPC
0.72
ClinPred
0.048
T
GERP RS
0.30
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.0
Varity_R
0.12
gMVP
0.79

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.11
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: rs1296934945; hg19: chr11-46741276; API