chr4-154584139-G-A

Variant summary

Our verdict is Benign. Variant got -21 ACMG points: 0P and 21B. BP4_StrongBP6_Very_StrongBP7BA1

The NM_000508.5(FGA):​c.2586C>T​(p.Pro862=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0054 in 1,269,898 control chromosomes in the GnomAD database, including 229 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.035 ( 111 hom., cov: 28)
Exomes 𝑓: 0.0030 ( 118 hom. )

Consequence

FGA
NM_000508.5 synonymous

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:4

Conservation

PhyloP100: -1.17
Variant links:
Genes affected
FGA (HGNC:3661): (fibrinogen alpha chain) This gene encodes the alpha subunit of the coagulation factor fibrinogen, which is a component of the blood clot. Following vascular injury, the encoded preproprotein is proteolytically processed by thrombin during the conversion of fibrinogen to fibrin. Mutations in this gene lead to several disorders, including dysfibrinogenemia, hypofibrinogenemia, afibrinogenemia and renal amyloidosis. Alternative splicing results in multiple transcript variants, at least one of which encodes an isoform that undergoes proteolytic processing. [provided by RefSeq, Jan 2016]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -21 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.85).
BP6
Variant 4-154584139-G-A is Benign according to our data. Variant chr4-154584139-G-A is described in ClinVar as [Benign]. Clinvar id is 256329.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=-1.17 with no splicing effect.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.124 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FGANM_000508.5 linkuse as main transcriptc.2586C>T p.Pro862= synonymous_variant 6/6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FGAENST00000651975.2 linkuse as main transcriptc.2586C>T p.Pro862= synonymous_variant 6/6 P1P02671-1

Frequencies

GnomAD3 genomes
AF:
0.0344
AC:
3307
AN:
96046
Hom.:
111
Cov.:
28
show subpopulations
Gnomad AFR
AF:
0.128
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0148
Gnomad ASJ
AF:
0.00189
Gnomad EAS
AF:
0.000430
Gnomad SAS
AF:
0.000690
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.0280
Gnomad NFE
AF:
0.000508
Gnomad OTH
AF:
0.0299
GnomAD3 exomes
AF:
0.00678
AC:
1476
AN:
217590
Hom.:
51
AF XY:
0.00515
AC XY:
609
AN XY:
118332
show subpopulations
Gnomad AFR exome
AF:
0.0933
Gnomad AMR exome
AF:
0.00482
Gnomad ASJ exome
AF:
0.00276
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000231
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000426
Gnomad OTH exome
AF:
0.00342
GnomAD4 exome
AF:
0.00302
AC:
3544
AN:
1173796
Hom.:
118
Cov.:
33
AF XY:
0.00267
AC XY:
1550
AN XY:
579742
show subpopulations
Gnomad4 AFR exome
AF:
0.105
Gnomad4 AMR exome
AF:
0.00614
Gnomad4 ASJ exome
AF:
0.00181
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000306
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000266
Gnomad4 OTH exome
AF:
0.00831
GnomAD4 genome
AF:
0.0345
AC:
3319
AN:
96102
Hom.:
111
Cov.:
28
AF XY:
0.0332
AC XY:
1558
AN XY:
46948
show subpopulations
Gnomad4 AFR
AF:
0.128
Gnomad4 AMR
AF:
0.0148
Gnomad4 ASJ
AF:
0.00189
Gnomad4 EAS
AF:
0.000430
Gnomad4 SAS
AF:
0.000347
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000509
Gnomad4 OTH
AF:
0.0295
Alfa
AF:
0.00736
Hom.:
28
Bravo
AF:
0.0258
Asia WGS
AF:
0.00578
AC:
20
AN:
3476

ClinVar

Significance: Benign
Submissions summary: Benign:4
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:3
Benign, criteria provided, single submitterclinical testingGeneDxMay 24, 2021- -
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpDec 13, 2018- -
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
not specified Benign:1
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact Sciences-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.85
CADD
Benign
0.028
DANN
Benign
0.59
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.6

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: rs2070033; hg19: chr4-155505291; API