5-177404979-T-C

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBA1

The NM_000505.4(F12):​c.530-65A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.977 in 1,588,580 control chromosomes in the GnomAD database, including 759,476 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.97 ( 70972 hom., cov: 31)
Exomes 𝑓: 0.98 ( 688504 hom. )

Consequence

F12
NM_000505.4 intron

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: -3.85
Variant links:
Genes affected
F12 (HGNC:3530): (coagulation factor XII) This gene encodes coagulation factor XII which circulates in blood as a zymogen. This single chain zymogen is converted to a two-chain serine protease with an heavy chain (alpha-factor XIIa) and a light chain. The heavy chain contains two fibronectin-type domains, two epidermal growth factor (EGF)-like domains, a kringle domain and a proline-rich domain, whereas the light chain contains only a catalytic domain. On activation, further cleavages takes place in the heavy chain, resulting in the production of beta-factor XIIa light chain and the alpha-factor XIIa light chain becomes beta-factor XIIa heavy chain. Prekallikrein is cleaved by factor XII to form kallikrein, which then cleaves factor XII first to alpha-factor XIIa and then to beta-factor XIIa. The active factor XIIa participates in the initiation of blood coagulation, fibrinolysis, and the generation of bradykinin and angiotensin. It activates coagulation factors VII and XI. Defects in this gene do not cause any clinical symptoms and the sole effect is that whole-blood clotting time is prolonged. [provided by RefSeq, Jul 2008]
GRK6 (HGNC:4545): (G protein-coupled receptor kinase 6) This gene encodes a member of the guanine nucleotide-binding protein (G protein)-coupled receptor kinase subfamily of the Ser/Thr protein kinase family. The protein phosphorylates the activated forms of G protein-coupled receptors thus initiating their deactivation. Several transcript variants encoding different isoforms have been described for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -14 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.88).
BP6
Variant 5-177404979-T-C is Benign according to our data. Variant chr5-177404979-T-C is described in ClinVar as [Benign]. Clinvar id is 1249273.Status of the report is criteria_provided_single_submitter, 1 stars.
BA1
GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.982 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
F12NM_000505.4 linkuse as main transcriptc.530-65A>G intron_variant ENST00000253496.4 NP_000496.2 P00748Q8IZZ5
F12XM_011534462.3 linkuse as main transcriptc.194-65A>G intron_variant XP_011532764.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
F12ENST00000253496.4 linkuse as main transcriptc.530-65A>G intron_variant 1 NM_000505.4 ENSP00000253496.3 P00748

Frequencies

GnomAD3 genomes
AF:
0.965
AC:
146749
AN:
152034
Hom.:
70934
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.960
Gnomad AMI
AF:
0.882
Gnomad AMR
AF:
0.887
Gnomad ASJ
AF:
0.990
Gnomad EAS
AF:
0.899
Gnomad SAS
AF:
0.955
Gnomad FIN
AF:
0.989
Gnomad MID
AF:
0.987
Gnomad NFE
AF:
0.988
Gnomad OTH
AF:
0.967
GnomAD4 exome
AF:
0.979
AC:
1405651
AN:
1436428
Hom.:
688504
Cov.:
50
AF XY:
0.979
AC XY:
698510
AN XY:
713848
show subpopulations
Gnomad4 AFR exome
AF:
0.956
Gnomad4 AMR exome
AF:
0.828
Gnomad4 ASJ exome
AF:
0.987
Gnomad4 EAS exome
AF:
0.915
Gnomad4 SAS exome
AF:
0.958
Gnomad4 FIN exome
AF:
0.989
Gnomad4 NFE exome
AF:
0.988
Gnomad4 OTH exome
AF:
0.974
GnomAD4 genome
AF:
0.965
AC:
146841
AN:
152152
Hom.:
70972
Cov.:
31
AF XY:
0.963
AC XY:
71628
AN XY:
74380
show subpopulations
Gnomad4 AFR
AF:
0.960
Gnomad4 AMR
AF:
0.886
Gnomad4 ASJ
AF:
0.990
Gnomad4 EAS
AF:
0.898
Gnomad4 SAS
AF:
0.955
Gnomad4 FIN
AF:
0.989
Gnomad4 NFE
AF:
0.988
Gnomad4 OTH
AF:
0.964
Alfa
AF:
0.975
Hom.:
9701
Bravo
AF:
0.956
Asia WGS
AF:
0.926
AC:
3223
AN:
3478

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxNov 11, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.88
CADD
Benign
0.23
DANN
Benign
0.52

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: rs17876029; hg19: chr5-176831980; API