| GOID Link to GO |
Functional Category | Description | Protein Count link to protein list |
|---|---|---|---|
| GO:0045214 | sarcomere organization | The myofibril assembly process that results in the organization of muscle actomyosin into sarcomeres. The sarcomere is the repeating unit of a myofibril in a muscle cell, composed of an array of overlapping thick and thin filaments between two adjacent Z discs. | 48 |
| GO:0051017 | actin filament bundle assembly | The assembly of actin filament bundles; actin filaments are on the same axis but may be oriented with the same or opposite polarities and may be packed with different levels of tightness. | 41 |
| GO:0007416 | synapse assembly | The aggregation, arrangement and bonding together of a set of components to form a synapse. | 35 |
| GO:0046847 | filopodium assembly | The assembly of a filopodium, a thin, stiff protrusion extended by the leading edge of a motile cell such as a crawling fibroblast or amoeba, or an axonal growth cone. | 32 |
| GO:0042384 | cilium assembly | The assembly of a cilium, a specialized eukaryotic organelle that consists of a filiform extrusion of the cell surface. Each cilium is bounded by an extrusion of the cytoplasmic membrane, and contains a regular longitudinal array of microtubules, anchored basally in a centriole. | 30 |
| GO:0051124 | synaptic growth at neuromuscular junction | The growth of a synapse at a neuromuscular junction, the site of apposition of a motor end plate and the subneural cleft of the skeletal muscle fiber that it innervates. | 30 |
| GO:0030239 | myofibril assembly | Formation of myofibrils, the repeating units of striated muscle. | 26 |
| GO:0045451 | pole plasm oskar mRNA localization | Any process in which oskar mRNA is transported to, or maintained in, the oocyte pole plasm. | 24 |
| GO:0030032 | lamellipodium assembly | Formation of a lamellipodium, a thin sheetlike extension of the surface of a migrating cell. | 23 |
| GO:0000915 | cytokinesis, actomyosin contractile ring assembly | The process of assembly of a ring composed of actin, myosin, and associated proteins that will function in cytokinesis. | 23 |
| GO:0055003 | cardiac myofibril assembly | The process whose specific outcome is the progression of the cardiac myofibril over time, from its formation to the mature structure. A cardiac myofibril is a myofibril specific to cardiac muscle cells. | 22 |
| GO:0030240 | skeletal muscle thin filament assembly | The aggregation, arrangement and bonding together of proteins to form the actin-based thin filaments of myofibrils in skeletal muscle. | 22 |
| GO:0019991 | septate junction assembly | The assembly of a septate junction, an intercellular junction found in invertebrate epithelia that is characterized by a ladder like appearance in electron micrographs and thought to provide structural strength and to provide a barrier to diffusion of solutes through the intercellular space. | 20 |
| GO:0071709 | membrane assembly | The aggregation, arrangement and bonding together of a set of components to form a membrane. | 16 |
| GO:0043149 | stress fiber assembly | The aggregation, arrangement and bonding together of a set of components to form a stress fiber. A stress fiber is a contractile actin filament bundle that consists of short actin filaments with alternating polarity. | 16 |
| GO:0016584 | nucleosome positioning | Ordering of successions of nucleosomes into regular arrays so that nucleosomes are positioned at defined distances from one another. | 15 |
| GO:0070830 | tight junction assembly | The aggregation, arrangement and bonding together of a set of components to form a tight junction, an occluding cell-cell junction that is composed of a branching network of sealing strands that completely encircles the apical end of each cell in an epithelial sheet. | 15 |
| GO:0016226 | iron-sulfur cluster assembly | The incorporation of iron and exogenous sulfur into a metallo-sulfur cluster. | 14 |
| GO:0048769 | sarcomerogenesis | The process in which sarcomeres are added in series within a fiber. | 12 |
| GO:0000045 | autophagic vacuole assembly | The formation of a double membrane-bounded structure, the autophagosome, that occurs when a specialized membrane sac, called the isolation membrane, starts to enclose a portion of the cytoplasm. | 12 |
| GO:0070925 | organelle assembly | The aggregation, arrangement and bonding together of a set of components to form an organelle. An organelle is an organized structure of distinctive morphology and function. Includes the nucleus, mitochondria, plastids, vacuoles, vesicles, ribosomes and the cytoskeleton. Excludes the plasma membrane. | 11 |
| GO:0097105 | presynaptic membrane assembly | The aggregation, arrangement and bonding together of a set of components to form a presynaptic membrane, a specialized area of membrane of the axon terminal that faces the plasma membrane of the neuron or muscle fiber with which the axon terminal establishes a synaptic junction. | 10 |
| GO:0030031 | cell projection assembly | Formation of a prolongation or process extending from a cell, e.g. a flagellum or axon. | 9 |
| GO:0034329 | cell junction assembly | A cellular process that results in the aggregation, arrangement and bonding together of a set of components to form a cell junction. | 9 |
| GO:0007318 | pole plasm protein localization | Any process in which a protein is transported to, or maintained in, the oocyte pole plasm. An example of this is found in Drosophila melanogaster. | 8 |
| GO:0097104 | postsynaptic membrane assembly | The aggregation, arrangement and bonding together of a set of components to form a postsynaptic membrane, a specialized area of membrane facing the presynaptic membrane on the tip of the nerve ending and separated from it by a minute cleft (the synaptic cleft). | 8 |
| GO:0006930 | substrate-dependent cell migration, cell extension | The formation of a cell surface protrusion, such as a lamellipodium or filopodium, at the leading edge of a migrating cell. | 8 |
| GO:0030476 | ascospore wall assembly | The aggregation, arrangement and bonding together of a set of components to form an ascospore wall. During sporulation in Ascomycota, each ascospore nucleus becomes surrounded by a specialized spore wall, formed by deposition of spore wall components in the lumenal space between the outer and inner leaflets of the prospore membrane. An example of this process is found in Saccharomyces cerevisiae. | 8 |
| GO:0071770 | DIM/DIP cell wall layer assembly | The aggregation, arrangement and bonding together of a set of components, including (phenyl)phthiocerol, phthiodiolone, phthiotriol dimycocerosate and diphthioceranate, to form the DIM/DIP layer of the Actinobacterium-type cell wall. | 8 |
| GO:0043297 | apical junction assembly | The formation of an apical junction, a functional unit located near the cell apex at the points of contact between epithelial cells composed of the tight junction, the zonula adherens junction and the desmosomes, by the aggregation, arrangement and bonding together of its constituents. | 8 |
| GO:0097114 | N-methyl-D-aspartate receptor clustering | The receptor clustering process in which N-methyl-D-aspartate (NMDA) receptors are localized to distinct domains in the cell membrane. | 7 |
| GO:0001845 | phagolysosome assembly | The process that results in the fusion of a phagosome, a vesicle formed by phagocytosis, with a lysosome. | 6 |
| GO:0030033 | microvillus assembly | Formation of a microvillus, a thin cylindrical membrane-covered projection on the surface of a cell. | 6 |
| GO:0048041 | focal adhesion assembly | The aggregation and bonding together of a set of components to form a focal adhesion, a complex of intracellular signaling and structural proteins that provides a structural link between the internal actin cytoskeleton and the ECM, and also function as a locus of signal transduction activity. | 6 |
| GO:0002159 | desmosome assembly | A cellular process that results in the aggregation, arrangement and bonding together of a set of components to form a desmosome. A desmosome is a patch-like intercellular junction found in vertebrate tissues, consisting of parallel zones of two cell membranes, separated by an space of 25-35 nm, and having dense fibrillar plaques in the subjacent cytoplasm. | 6 |
| GO:0048251 | elastic fiber assembly | Assembly of the extracellular matrix fibers that enables the matrix to recoil after transient stretching. | 6 |
| GO:0070842 | aggresome assembly | The aggregation, arrangement and bonding together of a set of components to form an aggresome; requires the microtubule cytoskeleton and dynein. | 6 |
| GO:0034333 | adherens junction assembly | The aggregation, arrangement and bonding together of a set of components to form an adherens junction. An adherens junction is a cell junction at which the cytoplasmic face of the plasma membrane is attached to actin filaments. | 6 |
| GO:0090385 | phagosome-lysosome fusion | The creation of a phagolysosome from a phagosome and a lysosome. | 6 |
| GO:0097178 | ruffle assembly | The aggregation, arrangement and bonding together of a set of components to form a ruffle, a projection at the leading edge of a crawling cell; the protrusions are supported by a microfilament meshwork. The formation of ruffles (also called membrane ruffling) is thought to be controlled by a group of enzymes known as Rho GTPases, specifically RhoA, Rac1 and cdc42. | 6 |
| GO:0065003 | macromolecular complex assembly | The aggregation, arrangement and bonding together of a set of macromolecules to form a complex. | 5 |
| GO:0014866 | skeletal myofibril assembly | The process whose specific outcome is the progression of the skeletal myofibril over time, from its formation to the mature structure. A skeletal myofibril is a myofibril specific to skeletal muscle cells. | 5 |
| GO:0016264 | gap junction assembly | Assembly of gap junctions, which are found in most animal tissues, and serve as direct connections between the cytoplasms of adjacent cells. They provide open channels through the plasma membrane, allowing ions and small molecules (less than approximately a thousand daltons) to diffuse freely between neighboring cells, but preventing the passage of proteins and nucleic acids. | 5 |
| GO:0035038 | female pronucleus assembly | Assembly of the haploid nucleus of the unfertilized egg. | 5 |
| GO:0031497 | chromatin assembly | The assembly of DNA, histone proteins, other associated proteins, and sometimes RNA, into chromatin structure, beginning with the formation of the basic unit, the nucleosome, followed by organization of the nucleosomes into higher order structures, ultimately giving rise to a complex organization of specific domains within the nucleus. | 4 |
| GO:0018283 | iron incorporation into metallo-sulfur cluster | The incorporation of iron into a metallo-sulfur cluster. | 4 |
| GO:0000147 | actin cortical patch assembly | Assembly of an actin cortical patch, a discrete actin-containing structure found at the plasma membrane of fungal cells. | 4 |
| GO:0007130 | synaptonemal complex assembly | The cell cycle process in which the synaptonemal complex is formed. This is a structure that holds paired chromosomes together during prophase I of meiosis and that promotes genetic recombination. | 4 |
| GO:0031247 | actin rod assembly | The assembly of actin rods, a cellular structure consisting of parallel, hexagonally arranged actin tubules. | 4 |
| GO:0032060 | bleb assembly | The assembly of a bleb, a cell extension characterized by rapid formation, rounded shape, and scarcity of organelles within the protrusions. | 3 |
| GO:0044458 | motile cilium assembly | The assembly of a motile cilium, a cilium that contains a regular longitudinal array of axonemal microtubules. In vertebrates, motile cilia are usually formed around a 9 + 2 microtubule core structure. Motile cilia are often found in tissues where propagation of fluid is necessary for proper organ development or function. | 3 |
| GO:0032120 | ascospore-type prospore membrane assembly | The process in which the nascent membrane forms at the meiotic outer plaque and grows until closure occurs and forespores, or prospores, are formed. | 3 |
| GO:0007288 | sperm axoneme assembly | The assembly and organization of the sperm flagellar axoneme, the bundle of microtubules and associated proteins that forms the core of the eukaryotic sperm flagellum, and is responsible for movement. | 3 |
| GO:0045186 | zonula adherens assembly | Assembly of the zonula adherens, a cell-cell adherens junction which forms a continuous belt near the apex of epithelial cells. | 3 |
| GO:0030035 | microspike assembly | Formation of a microspike, a dynamic, actin-rich projection extending from the surface of a migrating animal cell. | 3 |
| GO:0031581 | hemidesmosome assembly | Assembly of hemidesmosomes, integrin-containing protein complexes that bind to laminin in the basal lamina. Hemidesmosomes form the contact between the basal surface of epithelial cells and the underlying basal lamina. | 3 |
| GO:0051026 | chiasma assembly | The cell cycle process in which a connection between chromatids assembles, indicating where an exchange of homologous segments has taken place by the crossing-over of non-sister chromatids. | 3 |
| GO:0001675 | acrosome assembly | The formation of the acrosome from the spermatid Golgi. | 3 |
| GO:0046594 | maintenance of pole plasm mRNA location | The process of maintaining mRNA in a specific location in the oocyte pole plasm. An example of this process is found in Drosophila melanogaster. | 2 |
| GO:0090387 | phagolysosome assembly involved in apoptotic cell clearance | The process in which a phagosome, a vesicle formed by phagocytosis, fuses with a lysosome as a part of apoptotic cell clearance. | 2 |
| GO:0000914 | phragmoplast assembly | The formation of a structure composed of actin, myosin, and associated proteins that will function in cytokinesis in cells that perform cytokinesis by cell plate formation. The structure usually contains antiparallel microtubules and membrane (often visible as vesicles). | 2 |
| GO:0030046 | parallel actin filament bundle assembly | Assembly of actin filament bundles in which the filaments are tightly packed (approximately 10-20 nm apart) and oriented with the same polarity. | 2 |
| GO:0030704 | vitelline membrane formation | Construction of the vitelline membrane portion of the egg shell, a rigid structure required to maintain the shape of the egg. | 2 |
| GO:0030038 | contractile actin filament bundle assembly | Assembly of actin filament bundles in which the filaments are loosely packed (approximately 30-60 nm apart) and arranged with opposing polarities; the loose packing allows myosin (usually myosin-II) to enter the bundle. | 2 |
| GO:0055005 | ventricular cardiac myofibril development | The process whose specific outcome is the progression of the ventricular cardiac myofibril over time, from its formation to the mature structure. A cardiac myofibril is a myofibril specific to cardiac muscle cells. | 2 |
| GO:0070831 | basement membrane assembly | The aggregation, arrangement and bonding together of a set of components to form a basement membrane, a part of the extracellular region that consists of a thin layer of dense material found in various animal tissues interposed between the cells and the adjacent connective tissue. | 2 |
| GO:0019068 | virion assembly | A late phase of viral replication during which all the components necessary for the formation of a mature virion collect at a particular site in the cell and the basic structure of the virus particle is formed. | 2 |
| GO:0007043 | cell-cell junction assembly | The aggregation, arrangement and bonding together of a set of components to form a junction between cells. | 2 |
| GO:0030719 | P granule organization | A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of polar granules, cytoplasmic, non-membranous RNA/protein complex aggregates in the primordial germ cells of many higher eukaryotes. | 2 |
| GO:0019094 | pole plasm mRNA localization | Any process in which mRNA is transported to, or maintained in, the oocyte pole plasm. An example of this is found in Drosophila melanogaster. | 2 |
| GO:0031507 | heterochromatin assembly | The assembly of chromatin into heterochromatin, a compact and highly condensed form that is often, but not always, transcriptionally silent. | 1 |
| GO:0030913 | paranodal junction assembly | Formation of the junction between an axon and the glial cell that forms the myelin sheath. Paranodal junctions form at each paranode, i.e. at the ends of the unmyelinated nodes of Ranvier. | 1 |
| GO:0035231 | cytoneme assembly | Formation of a cytoneme, a long, thin and polarized actin-based cytoplasmic extension that projects from a cell. | 1 |
| GO:0035058 | nonmotile primary cilium assembly | The assembly of a primary cilium which contains a variable array of axonemal microtubules but does not contain molecular motors. Nonmotile primary cilia are found on many different cell types and function as sensory organelles that concentrate and organize sensory signaling molecules. | 1 |
| GO:0046595 | establishment of pole plasm mRNA localization | Any process that results in the directed movement of mRNA to the oocyte pole plasm. | 1 |
| GO:0035041 | sperm chromatin decondensation | Unwinding of the condensed nuclear chromatin of an inactive sperm nucleus. | 1 |
| GO:0035083 | cilium axoneme assembly | The assembly of a the bundle of microtubules and associated proteins that forms the core of cilia in eukaryotic cells and is responsible for their movements. | 1 |
| GO:0097107 | postsynaptic density assembly | The aggregation, arrangement and bonding together of a set of components to form a postsynaptic density, a region that lies adjacent to the cytoplasmic face of the postsynaptic membrane at excitatory synapse. | 1 |
| GO:0060386 | synapse assembly involved in innervation | The assembly of a synapse within a target tissue in which a nerve is invading. | 1 |
| GO:0097113 | alpha-amino-3-hydroxy-5-methyl-4-isoxazole propionate receptor clustering | The receptor clustering process in which alpha-amino-3-hydroxy-5-methyl-4-isoxazole propionate (AMPA) receptors are localized to distinct domains in the cell membrane. | 1 |
| GO:0030034 | microvillar actin bundle assembly | Assembly of the parallel bundle of actin filaments at the core of a microvillus. | 1 |
| GO:0007315 | pole plasm assembly | Establishment of the specialized cytoplasm found at the poles of the egg. An example of this is found in Drosophila melanogaster. | 1 |