ArticleNeurology. Genetics2018
Molecular pathogenesis of human CD59 deficiency.
Article in Neurology. Genetics, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.
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Who cites it
14 citing papers in PubMed, 29 citations in OpenAlex.
- CD59 drives diet-induced obesity and glucose intolerance, insulin resistance, and metabolic dysfunction-associated steatotic liver disease.npj metabolic health and disease · 2026Article
- Genetic variants in the CD59 gene: An exploratory study of large genome databases.Transfusion · 2025Article
- Neuronal CD59 isoforms IRIS-1 and IRIS-2 as regulators of neurotransmitter release with implications for Alzheimer's disease.Alzheimer's research & therapy · 2025Article
- Complement activation in immunological neurological disorders: mechanisms and therapeutic strategies.Frontiers in neurology · 2025Review
- CD59 Protects Primary Human Cerebrovascular Smooth Muscle Cells from Cytolytic Membrane Attack Complex.Brain sciences · 2024Article
- CD59 Protects Primary Human Cerebrovascular Smooth Muscle Cells from Cytolytic Membrane Attack Complex.Research square · 2024Article
- Intracellular complement: Evidence, definitions, controversies, and solutions.Immunological reviews · 2023Review
- Article
- A Splice Site Mutation Associated with Congenital CD59 Deficiency.Hematology reports · 2022Article
- Association of Blood Group Antigen CD59 with Disease.Transfusion medicine and hemotherapy : offizielles Organ der Deutschen Gesellschaft fur Transfusionsmedizin und Immunhamatologie · 2022Review
- Complement in neurological disorders and emerging complement-targeted therapeutics.Nature reviews. Neurology · 2020Review
- Therapeutic Lessons to be Learned From the Role of Complement Regulators as Double-Edged Sword in Health and Disease.Frontiers in immunology · 2020Review
- A cryptic non-GPI-anchored cytosolic isoform of CD59 controls insulin exocytosis in pancreatic β-cells by interaction with SNARE proteins.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2019Article
- Evolution and Medical Significance of LU Domain-Containing Proteins.International journal of molecular sciences · 2019Review
Corrections and comments
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Authors and funding
8 authors at 2 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
objectiveTo characterize all 4 mutations described for CD59 congenital deficiency.
methodsThe 4 mutations, p.Cys64Tyr, p.Asp24Val, p.Asp24Valfs*, and p.Ala16Alafs*, were described in 13 individuals with CD59 malfunction. All 13 presented with recurrent Guillain-Barré syndrome or chronic inflammatory demyelinating polyneuropathy, recurrent strokes, and chronic hemolysis. Here, we track the molecular consequences of the 4 mutations and their effects on CD59 expression, localization, glycosylation, degradation, secretion, and function. Mutants were cloned and inserted into plasmids to analyze their expression, localization, and functionality.
resultsImmunolabeling of myc-tagged wild-type (WT) and mutant CD59 proteins revealed cell surface expression of p.Cys64Tyr and p.Asp24Val detected with the myc antibody, but no labeling by anti-CD59 antibodies. In contrast, frameshift mutants p.Asp24Valfs* and p.Ala16Alafs* were detected only intracellularly and did not reach the cell surface. Western blot analysis showed normal glycosylation but mutant-specific secretion patterns. All mutants significantly increased MAC-dependent cell lysis compared with WT. In contrast to CD59 knockout mice previously used to characterize phenotypic effects of CD59 perturbation, all 4 hCD59 mutations generate CD59 proteins that are expressed and may function intracellularly (4) or on the cell membrane (2). None of the 4 CD59 mutants are detected by known anti-CD59 antibodies, including the 2 variants present on the cell membrane. None of the 4 inhibits membrane attack complex (MAC) formation.
conclusionsAll 4 mutants generate nonfunctional CD59, 2 are expressed as cell surface proteins that may function in non-MAC-related interactions and 2 are expressed only intracellularly. Distinct secretion of soluble CD59 may have also a role in disease pathogenesis.
Identifiers
What OpenQuestion holds
Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.