chr4-186274239-C-T
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Variant summary
Our verdict is Likely pathogenic. Variant got 9 ACMG points: 9P and 0B. PM1PM2PP3_StrongPP5
The NM_000128.4(F11):c.449C>T(p.Thr150Met) variant causes a missense change. The variant allele was found at a frequency of 0.00000743 in 1,614,078 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 Conflicting classifications of pathogenicity (no stars).
Frequency
Genomes: 𝑓 0.000013 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000068 ( 0 hom. )
Consequence
F11
NM_000128.4 missense
NM_000128.4 missense
Scores
12
5
2
Clinical Significance
Conservation
PhyloP100: 5.13
Genes affected
F11 (HGNC:3529): (coagulation factor XI) This gene encodes coagulation factor XI of the blood coagulation cascade. This protein is present in plasma as a zymogen, which is a unique plasma coagulation enzyme because it exists as a homodimer consisting of two identical polypeptide chains linked by disulfide bonds. During activation of the plasma factor XI, an internal peptide bond is cleaved by factor XIIa (or XII) in each of the two chains, resulting in activated factor XIa, a serine protease composed of two heavy and two light chains held together by disulfide bonds. This activated plasma factor XI triggers the middle phase of the intrisic pathway of blood coagulation by activating factor IX. Defects in this factor lead to Rosenthal syndrome, a blood coagulation abnormality. [provided by RefSeq, Jul 2008]
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ACMG classification
Classification made for transcript
Verdict is Likely_pathogenic. Variant got 9 ACMG points.
PM1
In a domain Apple 2 (size 83) in uniprot entity FA11_HUMAN there are 5 pathogenic changes around while only 0 benign (100%) in NM_000128.4
PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.947
PP5
Variant 4-186274239-C-T is Pathogenic according to our data. Variant chr4-186274239-C-T is described in ClinVar as [Conflicting_classifications_of_pathogenicity]. Clinvar id is 555711.We mark this variant Likely_pathogenic, oryginal submissions are: {Uncertain_significance=1, Likely_pathogenic=3}. Variant chr4-186274239-C-T is described in Lovd as [Pathogenic].
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
F11 | NM_000128.4 | c.449C>T | p.Thr150Met | missense_variant | 5/15 | ENST00000403665.7 | NP_000119.1 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
F11 | ENST00000403665.7 | c.449C>T | p.Thr150Met | missense_variant | 5/15 | 1 | NM_000128.4 | ENSP00000384957.2 | ||
F11 | ENST00000492972.6 | c.449C>T | p.Thr150Met | missense_variant | 5/5 | 2 | ENSP00000424479.1 | |||
F11 | ENST00000514715.1 | n.321C>T | non_coding_transcript_exon_variant | 2/2 | 3 |
Frequencies
GnomAD3 genomes AF: 0.0000131 AC: 2AN: 152186Hom.: 0 Cov.: 33
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GnomAD3 exomes AF: 0.00000398 AC: 1AN: 251286Hom.: 0 AF XY: 0.00 AC XY: 0AN XY: 135802
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GnomAD4 exome AF: 0.00000684 AC: 10AN: 1461892Hom.: 0 Cov.: 31 AF XY: 0.00000688 AC XY: 5AN XY: 727248
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GnomAD4 genome AF: 0.0000131 AC: 2AN: 152186Hom.: 0 Cov.: 33 AF XY: 0.0000135 AC XY: 1AN XY: 74344
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ClinVar
Significance: Conflicting classifications of pathogenicity
Submissions summary: Pathogenic:3Uncertain:1
Revision: criteria provided, conflicting classifications
LINK: link
Submissions by phenotype
Hereditary factor XI deficiency disease Pathogenic:3Uncertain:1
Likely pathogenic, criteria provided, single submitter | clinical testing | Center for Genomic Medicine, King Faisal Specialist Hospital and Research Center | Apr 04, 2024 | - - |
Likely pathogenic, criteria provided, single submitter | research | NIHR Bioresource Rare Diseases, University of Cambridge | Feb 01, 2019 | - - |
Likely pathogenic, criteria provided, single submitter | clinical testing | Laboratory for Molecular Medicine, Mass General Brigham Personalized Medicine | Jun 30, 2022 | The p.Thr150Met variant in F11 has been reported in one heterozygous individual and one compound heterozygous individual both with Factor XI defieciency (Mitchell 2006 PMID: 16835901, Saunders 2009 PMID: 19652879), and Factor XI assays for both individuals showed dimished activity. The variant has been in 0.02% (1/4828) South Asian chromosomes by gnomAD (https://gnomad.broadinstitute.org/); however this frequency is low enough to be consistent with a carrier frequency for pathogenic F11 variants. Computational prediction tools and conservation analysis suggest that the p.Thr150Met variant may impact the protein, though this information is not predictive enough to determine pathogenicity. In summary, although additional studies are required to fully establish its clinical significance, this variant meets criteria to be classified as likely pathogenic for autosomal dominant Factor XI deficiency. ACMG/AMP Criteria applied: PS3, PM3, PP3, PS4_Supporting. - |
Uncertain significance, criteria provided, single submitter | clinical testing | Counsyl | Dec 28, 2017 | - - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
BayesDel_addAF
Pathogenic
D
BayesDel_noAF
Pathogenic
CADD
Uncertain
DANN
Pathogenic
DEOGEN2
Pathogenic
D;D
Eigen
Pathogenic
Eigen_PC
Pathogenic
FATHMM_MKL
Uncertain
D
LIST_S2
Uncertain
D;D
M_CAP
Uncertain
D
MetaRNN
Pathogenic
D;D
MetaSVM
Pathogenic
D
MutationAssessor
Pathogenic
M;.
PrimateAI
Benign
T
PROVEAN
Uncertain
N;D
REVEL
Pathogenic
Sift
Pathogenic
D;D
Sift4G
Pathogenic
D;D
Polyphen
D;.
Vest4
MVP
MPC
ClinPred
D
GERP RS
RBP_binding_hub_radar
RBP_regulation_power_radar
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SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at