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GeneBe

4-121669691-C-T

Variant summary

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

The NM_001154.4(ANXA5):​c.814G>A​(p.Val272Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000018 in 1,611,020 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. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00012 ( 0 hom., cov: 31)
Exomes 𝑓: 0.0000075 ( 0 hom. )

Consequence

ANXA5
NM_001154.4 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.963
Variant links:
Genes affected
ANXA5 (HGNC:543): (annexin A5) The Annexin 5 gene spans 29 kb containing 13 exons, and encodes a single transcript of approximately 1.6 kb and a protein product with a molecular weight of about 35 kDa.The protein encoded by this gene belongs to the annexin family of calcium-dependent phospholipid binding proteins some of which have been implicated in membrane-related events along exocytotic and endocytotic pathways. Annexin 5 is a phospholipase A2 and protein kinase C inhibitory protein with calcium channel activity and a potential role in cellular signal transduction, inflammation, growth and differentiation. Annexin 5 has also been described as placental anticoagulant protein I, vascular anticoagulant-alpha, endonexin II, lipocortin V, placental protein 4 and anchorin CII. Polymorphisms in this gene have been implicated in various obstetric complications. [provided by RefSeq, Dec 2019]

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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=0.048282087).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ANXA5NM_001154.4 linkuse as main transcriptc.814G>A p.Val272Ile missense_variant 12/13 ENST00000296511.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ANXA5ENST00000296511.10 linkuse as main transcriptc.814G>A p.Val272Ile missense_variant 12/131 NM_001154.4 P1

Frequencies

GnomAD3 genomes
AF:
0.000107
AC:
16
AN:
150076
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.000393
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000240
AC:
6
AN:
250478
Hom.:
0
AF XY:
0.0000148
AC XY:
2
AN XY:
135394
show subpopulations
Gnomad AFR exome
AF:
0.000309
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000885
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000753
AC:
11
AN:
1460834
Hom.:
0
Cov.:
31
AF XY:
0.00000550
AC XY:
4
AN XY:
726734
show subpopulations
Gnomad4 AFR exome
AF:
0.000329
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.000120
AC:
18
AN:
150186
Hom.:
0
Cov.:
31
AF XY:
0.000123
AC XY:
9
AN XY:
73138
show subpopulations
Gnomad4 AFR
AF:
0.000440
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.00000593
Hom.:
0
Bravo
AF:
0.000166
ESP6500AA
AF:
0.000908
AC:
4
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000247
AC:
3

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 GeneticsJan 09, 2024The c.814G>A (p.V272I) alteration is located in exon 12 (coding exon 11) of the ANXA5 gene. This alteration results from a G to A substitution at nucleotide position 814, causing the valine (V) at amino acid position 272 to be replaced by an isoleucine (I). 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
0.097
BayesDel_addAF
Benign
-0.44
T
BayesDel_noAF
Benign
-0.56
CADD
Benign
11
DANN
Benign
0.37
DEOGEN2
Benign
0.068
T;T;T
Eigen
Benign
-0.66
Eigen_PC
Benign
-0.40
FATHMM_MKL
Benign
0.76
D
LIST_S2
Uncertain
0.88
D;D;D
M_CAP
Benign
0.0031
T
MetaRNN
Benign
0.048
T;T;T
MetaSVM
Benign
-0.94
T
MutationAssessor
Benign
-0.34
N;.;.
MutationTaster
Benign
0.93
D;D;D;D
PrimateAI
Benign
0.47
T
PROVEAN
Benign
0.12
N;N;N
REVEL
Benign
0.083
Sift
Benign
1.0
T;T;T
Sift4G
Benign
1.0
T;T;T
Polyphen
0.0
B;B;B
Vest4
0.25
MVP
0.22
MPC
0.16
ClinPred
0.044
T
GERP RS
3.3
Varity_R
0.053
gMVP
0.31

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: rs146496147; hg19: chr4-122590846; API