GO:0061024 membrane organization: Mechanism, Genes and Research Methods
Research-grade guide for scientists and biopharma professionals
Key Takeaways
• GO:0061024 membrane organization describes the assembly, arrangement of constituent parts, or disassembly of a membrane, including its associated proteins.
• Membrane organization is driven by lipid biophysics and membrane-mediated protein interactions that sort, cluster, and shape membrane components.
• The process spans lipid bilayer assembly, protein partitioning, curvature generation, and membrane remodeling events such as fission and fusion.
• Key protein players include BAR-domain proteins, ESCRT components, SNAREs, flippases, floppases, and scramblases that regulate lipid asymmetry and membrane shape.
• Dysregulated membrane organization contributes to cancer progression, immune cell dysfunction, and tumor microenvironment remodeling.
• CRISPR knockout, point-mutation, knock-in, and overexpression models enable causal dissection of membrane organization genes in human cells.
Description
Membrane organization (GO:0061024) is a biological process that encompasses the assembly, arrangement of constituent parts, or disassembly of a membrane, where a membrane is defined as a double layer of lipid molecules that encloses cells and, in eukaryotes, many organelles, and includes associated proteins. This term captures the dynamic and structural aspects of membrane biology, from the initial formation of lipid bilayers to their controlled remodeling during vesicle trafficking, organelle biogenesis, and cell division. Researchers study membrane organization because it is fundamental to compartmentalization, signaling, and material exchange in all cells, and its disruption is linked to a broad spectrum of human diseases. The process is not a single linear pathway but a collection of coordinated events driven by lipid biophysics and membrane-mediated protein interactions. Lipids themselves influence protein sorting and membrane curvature, while proteins can in turn reshape membranes and recruit specific lipid species. This bidirectional coupling ensures that membranes maintain their identity, integrity, and functional specialization across different cellular contexts. In this article, we integrate the QuickGO definition of GO:0061024 with published literature to outline the molecular mechanisms, key genes, disease relevance, and experimental strategies for studying membrane organization. We emphasize how CRISPR-based cell models and functional genomics can be used to interrogate this process in a hypothesis-driven manner.
membrane organization At A Glance
| GO ID | GO:0061024 |
|---|---|
| GO term | membrane organization |
| Ontology | biological_process |
| Synonym | cellular membrane organisation; cellular membrane organization; membrane organisation; membrane organization and biogenesis; single-organism membrane organization |
| Major function | Assembly, arrangement of constituent parts, or disassembly of a membrane, including associated proteins |
| Definition source | QuickGO definition |
| Related processes | Membrane biogenesis, membrane remodeling, vesicle trafficking, organelle dynamics |
| Key molecular players | Lipids, BAR-domain proteins, ESCRT components, SNAREs, flippases, floppases, scramblases |
| Disease relevance | Cancer, immune dysfunction, tumor microenvironment remodeling |
What Is GO:0061024?
GO:0061024 membrane organization is defined by QuickGO as a process which results in the assembly, arrangement of constituent parts, or disassembly of a membrane. A membrane is a double layer of lipid molecules that encloses all cells, and, in eukaryotes, many organelles; it may be a single or double lipid bilayer and also includes associated proteins. In practice, this term covers events such as lipid bilayer formation, protein-lipid sorting, membrane curvature generation, and membrane remodeling during fission, fusion, and vesicle trafficking.
Why Is membrane organization Important in Cell Biology?
Membrane organization is essential for cellular compartmentalization, signaling, and homeostasis, and its dysregulation is increasingly recognized as a driver of human disease. Because membranes are not passive barriers but dynamic platforms for protein assembly and lipid sorting, defects in membrane organization can alter cell proliferation, migration, and immune recognition. Understanding GO:0061024 therefore provides a mechanistic framework for linking membrane biology to disease phenotypes and for identifying therapeutic targets.
• Membrane organization controls the spatial arrangement of lipids and proteins, which is critical for signal transduction and membrane trafficking.
• Membrane-mediated protein interactions drive the clustering and sorting of membrane proteins, influencing cell adhesion and migration.
• Lipid biophysics determines membrane curvature and rigidity, affecting vesicle formation and organelle shape.
• Disrupted membrane organization is associated with cancer progression and metastasis, including melanoma subtypes with distinct evolutionary pathways.
• Membrane remodeling in immune cells contributes to tertiary lymphoid structure formation in tumors via cancer-associated fibroblasts.
• Membrane organization is required for organelle biogenesis and maintenance, and its failure can lead to cellular stress.
• Experimental modulation of membrane organization genes can reveal causal roles in disease models.
• CRISPR screens targeting membrane organization genes can identify vulnerabilities in cancer and immune cells.
• Membrane organization influences drug delivery and nanoparticle uptake, with implications for therapeutic design.
• Studying membrane organization helps interpret lipidomics and proteomics data in the context of cellular function.
What Happens During membrane organization?
Lipid bilayer assembly and lipid sorting
In simple terms: Cells build and rearrange the fatty membrane that surrounds them and their organelles.
Membrane organization begins with the assembly of lipid bilayers and the sorting of lipid species into distinct domains. Bacterial lipid biophysics studies show that lipid composition and physical properties influence membrane organization, including domain formation and curvature. In eukaryotic cells, lipid sorting is coupled to protein-mediated mechanisms that maintain membrane identity and function.
Membrane-mediated protein interactions and protein partitioning
In simple terms: Proteins stick to membranes and to each other, helping to organize the membrane surface.
Membrane-mediated protein interactions are a central driver of membrane protein organization. Jiang et al. demonstrated that membrane-mediated interactions can drive the clustering and spatial arrangement of membrane proteins, affecting their function and distribution. These interactions depend on membrane curvature, lipid composition, and protein density, and they contribute to the formation of signaling platforms and adhesion sites.
Membrane curvature generation and remodeling
In simple terms: Membranes bend and change shape to form vesicles and organelles.
Membrane organization includes the generation of curvature and remodeling of membrane shape. Proteins with BAR domains, ESCRT components, and other curvature-sensing or curvature-generating modules participate in bending membranes during vesicle budding, fission, and fusion. Lipid biophysics also contributes to curvature, as reviewed in the context of bacterial membranes. These events are essential for trafficking and organelle dynamics.
Membrane disassembly and turnover
In simple terms: Membranes are broken down and recycled when they are no longer needed.
Disassembly of membranes is part of GO:0061024 and occurs during processes such as vesicle uncoating, organelle degradation, and membrane recycling. The QuickGO definition explicitly includes disassembly, reflecting the dynamic nature of membrane organization. Turnover of membrane components is coordinated with lipid metabolism and protein degradation pathways to maintain cellular homeostasis.
Integration with cellular trafficking and signaling
In simple terms: Membrane organization works together with the cell's transport and communication systems.
Membrane organization is functionally integrated with vesicle trafficking and signal transduction. Membrane-mediated protein interactions influence the recruitment of signaling molecules and the formation of signaling complexes. In immune and tumor contexts, membrane organization in cancer-associated fibroblasts contributes to tertiary lymphoid structure formation, highlighting its role in tissue-level organization.
Key Genes Involved in GO:0061024 membrane organization
The following genes and protein families are representative of the molecular machinery that executes and regulates membrane organization, based on published literature.
| Gene | Major Role | Research Relevance |
|---|---|---|
| BAR-domain proteins (e.g., BIN1, AMPH) | Sense and generate membrane curvature | Studied for roles in membrane remodeling and trafficking |
| ESCRT components (e.g., CHMP4B, VPS4A) | Mediate membrane scission and sorting | Implicated in vesicle formation and membrane repair |
| SNAREs (e.g., STX1A, VAMP2) | Drive membrane fusion | Key for neurotransmitter release and vesicle fusion |
| Flippases (e.g., ATP8A1, ATP11A) | Maintain lipid asymmetry | Regulate membrane lipid distribution |
| Floppases (e.g., ABCB1, ABCG2) | Transport lipids across bilayers | Linked to drug resistance and lipid homeostasis |
| Scramblases (e.g., TMEM16F, XKR8) | Facilitate lipid scrambling | Important for blood coagulation and apoptosis |
| Caveolins (e.g., CAV1, CAV2) | Form membrane invaginations | Implicated in signaling and endocytosis |
| Tetraspanins (e.g., CD9, CD81) | Organize membrane microdomains | Regulate cell adhesion and immune signaling |
| Rho GTPases (e.g., RHOA, RAC1) | Regulate actin-membrane coupling | Control cell migration and membrane dynamics |
| Phosphoinositide kinases (e.g., PI4KA, PIP5K1A) | Generate phosphoinositides | Recruit proteins to membranes |
| Lipid transfer proteins (e.g., CERT1, OSBP) | Transfer lipids between membranes | Maintain lipid composition |
| Membrane contact site proteins (e.g., VAPA, VAPB) | Tether organelles | Facilitate lipid exchange and signaling |
| Cancer-associated fibroblast markers (e.g., FAP, PDGFRB) | Remodel tumor microenvironment | Linked to tertiary lymphoid structures |
| Immune checkpoint proteins (e.g., PD-L1, MHC-I) | Organize membrane signaling platforms | Relevant to tumor immune evasion |
| Melanoma drivers (e.g., BRAF, NRAS) | Alter membrane signaling | Associated with melanoma subtypes |
| Endocytic machinery (e.g., CLTC, AP2M1) | Mediate membrane invagination | Central to membrane organization |
| Autophagy proteins (e.g., ATG9A, MAP1LC3B) | Form autophagosomal membranes | Link membrane organization to degradation |
| Exocyst complex (e.g., EXOC7, EXOC8) | Tether vesicles to membranes | Regulate polarized secretion |
How Is membrane organization Regulated?
Membrane organization is regulated by lipid composition, membrane tension, and protein-protein interactions that sense and respond to membrane state. Membrane-mediated protein interactions can self-organize into domains, and these are modulated by the lipid environment and by post-translational modifications of membrane proteins. In immune and tumor contexts, cancer-associated fibroblasts influence membrane organization in tertiary lymphoid structures through secreted factors and cell-cell contact. Additionally, lipid biophysics studies in bacteria reveal that membrane organization is sensitive to environmental conditions and lipid availability.
membrane organization and Human Disease
| Gene | Disease / Biology | Potential Experimental Model |
|---|---|---|
| BRAF | Melanoma progression | Knock-in of BRAF V600E in melanoma cell lines |
| CAV1 | Cancer signaling and membrane domains | Knockout in cancer cell lines |
| FAP | Tumor microenvironment and tertiary lymphoid structures | Overexpression in fibroblasts |
| CHMP4B | Membrane scission defects | Point mutation knock-in in HEK293 cells |
| ATP8A1 | Lipid asymmetry and neurological disorders | Knockout in neuronal cells |
Membrane organization in cancer
Altered membrane organization is a hallmark of cancer cells, affecting signaling, adhesion, and invasion. The 2018 WHO classification of melanoma highlights distinct subtypes defined by evolutionary pathways, many of which involve changes in membrane-associated signaling. Membrane-mediated protein interactions can promote oncogenic clustering of receptors and facilitate tumor progression. In the tumor microenvironment, cancer-associated fibroblasts orchestrate tertiary lymphoid structures, a process dependent on membrane organization in immune and stromal cells.
Membrane organization in immune dysfunction
Immune cell function relies on precise membrane organization for antigen presentation, cytokine secretion, and cell migration. Immune mechanisms that orchestrate tertiary lymphoid structures in tumors via cancer-associated fibroblasts depend on membrane remodeling and protein sorting. Disruption of membrane organization can impair immune surveillance and contribute to immune evasion.
Membrane organization in gastrointestinal disease
Although direct links between GO:0061024 and gastrointestinal conditions are less established, membrane organization is fundamental to epithelial barrier function and cellular homeostasis. Clinical guidelines for gastrointestinal evaluation and management emphasize the importance of cellular integrity, which depends on membrane organization. Further research is needed to define specific roles in these diseases.
From membrane organization-Related Genes to Experimental Models
| Research Question | Suitable Model |
|---|---|
| Does loss of a membrane curvature gene affect vesicle trafficking? | CRISPR knockout in HeLa or HEK293 cells |
| Does a specific point mutation in an ESCRT component alter membrane scission? | Point-mutation knock-in in U2OS cells |
| Can a tagged membrane protein be used to track membrane organization? | Tagged knock-in of GFP or HA epitope |
| Does overexpression of a lipid transfer protein change lipid distribution? | Overexpression in cancer cell lines |
| Which membrane organization genes are essential for immune cell function? | CRISPR library screening in primary immune cells |
| How does a melanoma-associated mutation affect membrane signaling? | Knock-in of BRAF V600E in melanocytes |
How to Study the membrane organization Process
| Method | What It Measures | Typical Application |
|---|---|---|
| Confocal microscopy | Membrane morphology and protein localization | Visualizing membrane organization in fixed cells |
| Super-resolution microscopy | Nanoscale protein clustering | Studying membrane microdomains |
| Lipidomics | Lipid composition and abundance | Quantifying membrane lipid changes |
| Proteomics | Protein composition of membrane fractions | Identifying membrane-associated proteins |
| CRISPR knockout screening | Gene essentiality for membrane organization | Identifying novel regulators |
| Live-cell imaging | Dynamic membrane remodeling | Tracking vesicle trafficking |
| Fluorescence correlation spectroscopy | Protein diffusion and interactions | Measuring membrane-mediated interactions |
| Atomic force microscopy | Membrane stiffness and topography | Assessing lipid bilayer properties |
Imaging-based methods
Fluorescence microscopy, including confocal and super-resolution imaging, is widely used to visualize membrane organization, protein clustering, and lipid domains. Live-cell imaging can track membrane remodeling events such as vesicle formation and fusion.
Biochemical and proteomic approaches
Membrane fractionation, lipidomics, and proteomics can quantify lipid composition and identify proteins associated with specific membrane domains. Co-immunoprecipitation and proximity labeling can reveal membrane-mediated protein interactions.
Functional genomics and CRISPR screens
CRISPR knockout and activation screens enable systematic interrogation of genes involved in membrane organization. These screens can identify regulators of membrane protein sorting, lipid asymmetry, and membrane trafficking.
Biophysical assays
Techniques such as fluorescence correlation spectroscopy, atomic force microscopy, and membrane tension measurements provide quantitative insights into membrane biophysics. These methods help link lipid properties to membrane organization.
How CRISPR Can Be Used to Study GO:0061024 membrane organization
Knockout
CRISPR knockout is used to delete genes involved in membrane organization, such as ESCRT components or BAR-domain proteins, to assess their role in membrane remodeling and trafficking. Knockout cell models can reveal loss-of-function phenotypes in membrane morphology and protein sorting.
Point Mutation
Point-mutation knock-in allows the study of specific amino acid changes in membrane organization genes, mimicking disease-associated variants. This approach can dissect the contribution of individual residues to membrane curvature sensing or lipid binding.
Knock-in
Knock-in of tags or reporters, such as GFP or HA, enables live-cell tracking of membrane proteins and their organization. Knock-in of disease-relevant mutations, such as BRAF V600E, can model melanoma-associated membrane signaling changes.
Overexpression
Overexpression of membrane organization genes, such as lipid transfer proteins or caveolins, can drive membrane remodeling and reveal gain-of-function phenotypes. Overexpression models are useful for studying membrane domain formation and signaling.
How EDITGENE Supports membrane organization Research
Researchers studying membrane organization-related genes often need to determine whether a candidate gene is causally involved in membrane assembly, protein sorting, or membrane remodeling. EDITGENE provides a comprehensive suite of CRISPR-based cell model services to enable such causal studies in relevant human cell types.
Contact EDITGENE today to design your custom CRISPR model for membrane organization research.
Related Products
| Product name | Cat.No. | Species | Gene ID | |
|---|---|---|---|---|
| AAK1 Knockout HEK293 Cell Line | EDJ-KQ269 | Human | 22848 | Details Get a Quote |
| SYNJ2 Knockout HEK293 Cell Line | EDJ-KQ1006 | Human | 8871 | Details Get a Quote |
| PRKCI Knockout HEK293 Cell Line | EDJ-KQ1347 | Human | 5584 | Details Get a Quote |
| PIP5K1C Knockout HEK293 Cell Line | EDJ-KQ1650 | Human | 23396 | Details Get a Quote |
| OCRL Knockout HEK293 Cell Line | EDJ-KQ1653 | Human | 4952 | Details Get a Quote |
| SYNJ1 Knockout HEK293 Cell Line | EDJ-KQ1656 | Human | 8867 | Details Get a Quote |
| PIK3C2A Knockout HEK293 Cell Line | EDJ-KQ1678 | Human | 5286 | Details Get a Quote |
| CCDC88A Knockout HEK293 Cell Line | EDJ-KQ2314 | Human | 55704 | Details Get a Quote |
| SAR1B Knockout HEK293 Cell Line | EDJ-KQ2941 | Human | 51128 | Details Get a Quote |
| SAR1A Knockout HEK293 Cell Line | EDJ-KQ3110 | Human | 56681 | Details Get a Quote |
| MBP Knockout HEK293 Cell Line | EDJ-KQ3584 | Human | 4155 | Details Get a Quote |
| STX4 Knockout HEK293 Cell Line | EDJ-KQ3747 | Human | 6810 | Details Get a Quote |
| AGRN Knockout HEK293 Cell Line | EDJ-KQ4025 | Human | 375790 | Details Get a Quote |
| CLN3 Knockout HEK293 Cell Line | EDJ-KQ4292 | Human | 1201 | Details Get a Quote |
| PMP2 Knockout HEK293 Cell Line | EDJ-KQ5495 | Human | 5375 | Details Get a Quote |
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Frequently Asked Questions About membrane organization
What is GO:0061024 membrane organization?
GO:0061024 is a Gene Ontology biological process term defined as the assembly, arrangement of constituent parts, or disassembly of a membrane, including associated proteins.
What genes are involved in membrane organization?
Genes encoding BAR-domain proteins, ESCRT components, SNAREs, flippases, floppases, scramblases, caveolins, and tetraspanins are among the key players in membrane organization.
How is membrane organization studied?
It is studied using imaging, lipidomics, proteomics, biophysical assays, and CRISPR-based functional genomics.
Why is membrane organization important in cancer?
Membrane organization affects signaling, adhesion, and invasion, and its dysregulation is linked to cancer progression, including melanoma subtypes.
What is the role of membrane-mediated protein interactions?
Membrane-mediated protein interactions drive the clustering and spatial organization of membrane proteins, influencing their function.
Can CRISPR be used to study membrane organization?
Yes, CRISPR knockout, point-mutation knock-in, knock-in, and overexpression models are widely used to dissect membrane organization gene function.
What diseases are associated with membrane organization defects?
Membrane organization defects are associated with cancer, immune dysfunction, and potentially gastrointestinal disorders, though direct links require further study.
What are the synonyms for GO:0061024?
Synonyms include cellular membrane organisation, cellular membrane organization, membrane organisation, membrane organization and biogenesis, and single-organism membrane organization.
How does lipid composition affect membrane organization?
Lipid composition influences membrane curvature, rigidity, and domain formation, which in turn affect protein sorting and function.
What experimental models are suitable for membrane organization research?
CRISPR knockout, point-mutation knock-in, knock-in, overexpression cell lines, and CRISPR library screens are suitable models.
Conclusion
GO:0061024 membrane organization is a fundamental biological process that governs the assembly, arrangement, and disassembly of cellular membranes and their associated proteins. Its mechanisms are driven by lipid biophysics and membrane-mediated protein interactions, with broad implications for cancer, immunity, and gastrointestinal health. CRISPR-based cell models and functional genomics provide powerful tools to dissect the causal roles of membrane organization genes, and EDITGENE offers end-to-end services to support such research.
References
- 1. Mitchison-Field LM et al.. 2023. Bacterial lipid biophysics and membrane organization.. Curr Opin Microbiol 74:102315 PMID: 37058914
- 2. Peery AF et al.. 2021. AGA Clinical Practice Update on Medical Management of Colonic Diverticulitis: Expert Review.. Gastroenterology 160(3):906-911.e1 PMID: 33279517
- 3. Elder DE et al.. 2020. The 2018 World Health Organization Classification of Cutaneous, Mucosal, and Uveal Melanoma: Detailed Analysis of 9 Distinct Subtypes Defined by Their Evolutionary Pathway.. Arch Pathol Lab Med 144(4):500-522 PMID: 32057276
- 4. Jiang Y et al.. 2022. Membrane-mediated protein interactions drive membrane protein organization.. Nat Commun 13(1):7373 PMID: 36450733
- 5. Dinis-Ribeiro M et al.. 2025. Management of epithelial precancerous conditions and early neoplasia of the stomach (MAPS III): European Society of Gastrointestinal Endoscopy (ESGE), European Helicobacter and Microbiota Study Group (EHMSG) and European Society of Pathology (ESP) Guideline update 2025.. Endoscopy 57(5):504-554 PMID: 40112834
- 7. Ko CW et al.. 2020. AGA Clinical Practice Guidelines on the Gastrointestinal Evaluation of Iron Deficiency Anemia.. Gastroenterology 159(3):1085-1094 PMID: 32810434
- 8. Rodriguez AB et al.. 2021. Immune mechanisms orchestrate tertiary lymphoid structures in tumors via cancer-associated fibroblasts.. Cell Rep 36(3):109422 PMID: 34289373
