ANXA5

protein-coding

annexin A5, the group of Annexins

Gene summary

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]

Previous symbols:
  • ENX2
  • ANX5

MANE transcript

NM_001154.4

Inheritance

AD

ClinVar variants

U:54B:4

Top phenotype

Pregnancy loss, recurrent, susceptibility to, 3

gnomAD constraint

pLI —, LoF o/e 1.01

Max pathogenic AF

—

Genomic locus

chr4:121,667,946-121,696,995

External References & Databases

Transcript & Mutation Effects

hg38 • Region Span ~29.0 kb
Loading mutation effect viewer...

GenCC Phenotypes & Disease Associations

Curated gene-disease validity assertions and inheritance patterns

pregnancy loss, recurrent, susceptibility to, 3MODERATE

Inheritance Pattern: AD

Disease ID:MONDO:0013729

Submitter: PanelApp Australia

pregnancy loss, recurrent, susceptibility to, 3NO_KNOWN

Inheritance Pattern: Unknown

Disease ID:MONDO:0013729

Submitter: Ambry Genetics

ClinVar Associated Diseases & Phenotypes

Reported disease conditions connected to ANXA5 variants in ClinVar

4 Conditions Cataloged
not specifiedTotal: 42
not providedTotal: 3
Pregnancy loss, recurrent, susceptibility to, 3Total: 2
ANXA5-related disorderTotal: 1

ClinVar Variants & Pathogenicity by Type

Statistics based on transcript NM_001154.4. Only rare variants are included.

We include only reliable ClinVar variants with their consequences to MANE Select, MANE Plus Clinical transcripts, or transcripts with TSL equal to 1. Click a count to filter the variants table below.

Slight differences between displayed counts and ClinVar may occur due to a different transcript/consequence chosen by our variant effect predictor, or because we classify Benign/Likely benign as Likely benign and Pathogenic/Likely pathogenic as Likely pathogenic.

EffectPLPVUSLBBSum
synonymous
1
clinvar
1
clinvar
2
missense
47
clinvar
2
clinvar
49
nonsense
1
clinvar
1
start loss
0
frameshift
0
splice donor/acceptor (+/-2bp)
6
clinvar
6
Total00543158
Loading ClinVar variants...

Transcript Catalog

Annotated transcript isoforms across RefSeq and Ensembl databases

Showing 4 of 73 transcripts
Transcript IDSourceProtein IDCoding ExonsMANE Status
NM_001154.4RefSeqNP_001145.112MANE Select
ENST00000296511.10EnsemblENSP00000296511.512MANE Select
ENST00000501272.6EnsemblENSP00000424106.110Standard
ENST00000501272.7EnsemblENSP00000424106.110Standard

Gene Ontology (GO) Annotations & Pathways

Biological processes, molecular functions, cellular components and pathways

Pathways ConsensusPathDB

  • Apoptosis-related network due to altered Notch3 in ovarian cancer
  • Simplified Interaction Map Between LOXL4 and Oxidative Stress Pathway
  • Prostaglandin Synthesis and Regulation
  • Platelet degranulation
  • Response to elevated platelet cytosolic Ca2+

Biological Process

  • platelet degranulation
  • signal transduction
  • blood coagulation
  • response to organic substance
  • negative regulation of blood coagulation

Molecular Function

  • phospholipase inhibitor activity
  • calcium-transporting ATPase activity
  • calcium ion binding
  • protein binding
  • phospholipid binding

Cellular Component

  • extracellular region
  • cytoplasm
  • cytosol
  • focal adhesion
  • external side of plasma membrane

gnomAD Constraint

Source: gnomAD

Gene type
protein_coding
Transcript type
protein_coding
Transcript
ENST00000296511
Coding exons
12
Length
29159
Individuals with no LoFs
125520
Homozygous LoFs
1
Heterozygous LoFs
224
Defined
125745
p
0.000895
Z-ScoreObservedExpectedObserved/ExpectedMutation RateTotal Possible
Missense0.5511491690.8810.000008472068
Missense (PolyPhen)6372.4590.86946891
Synonymous0.2585557.50.9570.00000257611
Loss of Function-0.05622221.71.010.00000117254

Population LoF Frequency

PopulationCAFp-valueStatus
African0.000750.00074rare
Latino/Admixed American0.000170.00017rare
Ashkenazi Jewish0.00670.0068notable
East Asian0.000380.00038rare
Finnish0.000650.00065rare
European (Non-Finnish)0.000720.00072rare
South Asian0.00110.0011notable
Other0.000490.00049rare

dbNSFP Gene Annotations

Source: dbNSFP

Function
FUNCTION: This protein is an anticoagulant protein that acts as an indirect inhibitor of the thromboplastin-specific complex, which is involved in the blood coagulation cascade.;
Disease
DISEASE: Pregnancy loss, recurrent, 3 (RPRGL3) [MIM:614391]: A common complication of pregnancy, resulting in spontaneous abortion before the fetus has reached viability. The term includes all miscarriages from the time of conception until 24 weeks of gestation. Recurrent pregnancy loss is defined as 3 or more consecutive spontaneous abortions. {ECO:0000269|PubMed:17339269}. Note=Disease susceptibility is associated with variations affecting the gene represented in this entry.;

Recessive Scores

pRec
0.464

Intolerance Scores

LoFtool
0.896
RVIS EVS
0.13
RVIS percentile EVS
63.2

Essentials

Essential (CRISPR)
N
Essential (CRISPR2)
N
Essential (gene trap)
N
Indispensability pred.
E
Indispensability score
0.801

Gene Damage Prediction

AllRecessiveDominant
MendelianMediumMediumMedium
Primary ImmunodeficiencyMediumMediumMedium
CancerMediumMediumMedium
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