Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B ( RHOA_HUMAN | P61586)
molecular function |
| GO:0005525 | | GTP binding | | Interacting selectively and non-covalently with GTP, guanosine triphosphate. |
| GO:0003924 | | GTPase activity | | Catalysis of the reaction: GTP + H2O = GDP + phosphate. |
| GO:0017022 | | myosin binding | | Interacting selectively and non-covalently with any part of a myosin complex; myosins are any of a superfamily of molecular motor proteins that bind to actin and use the energy of ATP hydrolysis to generate force and movement along actin filaments. |
| GO:0000166 | | nucleotide binding | | Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose. |
| GO:0005515 | | protein binding | | Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules). |
biological process |
| GO:0007266 | | Rho protein signal transduction | | A series of molecular signals within the cell that are mediated by a member of the Rho family of proteins switching to a GTP-bound active state. |
| GO:0035385 | | Roundabout signaling pathway | | A series of molecular signals initiated by the binding of a SLIT protein to a Roundabout (ROBO) family receptor on the surface of a target cell, and ending with regulation of a downstream cellular process, e.g. transcription. |
| GO:0060071 | | Wnt signaling pathway, planar cell polarity pathway | | The series of molecular signals initiated by binding of a Wnt protein to a receptor on the surface of the target cell where activated receptors signal via downstream effectors including C-Jun N-terminal kinase (JNK) to modulate cytoskeletal elements and control cell polarity. |
| GO:0030036 | | actin cytoskeleton organization | | A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of cytoskeletal structures comprising actin filaments and their associated proteins. |
| GO:0031532 | | actin cytoskeleton reorganization | | A process that is carried out at the cellular level which results in dynamic structural changes to the arrangement of constituent parts of cytoskeletal structures comprising actin filaments and their associated proteins. |
| 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. |
| GO:0038027 | | apolipoprotein A-I-mediated signaling pathway | | A series of molecular signals initiated by the binding of apolipoprotein A-I to a receptor on the surface of a cell, and ending with regulation of a downstream cellular process, e.g. transcription. |
| GO:0007049 | | cell cycle | | The progression of biochemical and morphological phases and events that occur in a cell during successive cell replication or nuclear replication events. Canonically, the cell cycle comprises the replication and segregation of genetic material followed by the division of the cell, but in endocycles or syncytial cells nuclear replication or nuclear division may not be followed by cell division. |
| GO:0051301 | | cell division | | The process resulting in division and partitioning of components of a cell to form more cells; may or may not be accompanied by the physical separation of a cell into distinct, individually membrane-bounded daughter cells. |
| GO:0016477 | | cell migration | | The controlled self-propelled movement of a cell from one site to a destination guided by molecular cues. Cell migration is a central process in the development and maintenance of multicellular organisms. |
| GO:0036089 | | cleavage furrow formation | | Generation of the cleavage furrow, a shallow groove in the cell surface near the old metaphase plate that marks the site of cytokinesis. This process includes the recruitment and localized activation of signals such as RhoA at the site of the future furrow to ensure that furrowing initiates at the correct site in the cell. |
| GO:0043542 | | endothelial cell migration | | The orderly movement of an endothelial cell into the extracellular matrix to form an endothelium. |
| GO:0097498 | | endothelial tube lumen extension | | Any endothelial tube morphogenesis process by which the tube is increased in length. |
| GO:0048013 | | ephrin receptor signaling pathway | | The series of molecular signals generated as a consequence of an ephrin receptor binding to an ephrin. |
| GO:1903673 | | mitotic cleavage furrow formation | | Any cleavage furrow formation that is involved in mitotic cell cycle. |
| GO:0090307 | | mitotic spindle assembly | | The aggregation, arrangement and bonding together of a set of components to form the spindle that contributes to the process of mitosis. |
| GO:0050919 | | negative chemotaxis | | The directed movement of a motile cell or organism towards a lower concentration of a chemical. |
| GO:0050771 | | negative regulation of axonogenesis | | Any process that stops, prevents, or reduces the frequency, rate or extent of axonogenesis. |
| GO:0090051 | | negative regulation of cell migration involved in sprouting angiogenesis | | Any process that decreases the frequency, rate or extent of cell migration involved in sprouting angiogenesis. Cell migration involved in sprouting angiogenesis is the orderly movement of endothelial cells into the extracellular matrix in order to form new blood vessels contributing to the process of sprouting angiogenesis. |
| GO:0043931 | | ossification involved in bone maturation | | The formation of bone or of a bony substance, or the conversion of fibrous tissue or of cartilage into bone, involved in the progression of the skeleton from its formation to its mature state. |
| GO:0048015 | | phosphatidylinositol-mediated signaling | | A series of molecular signals in which a cell uses a phosphatidylinositol-mediated signaling to convert a signal into a response. Phosphatidylinositols include phosphatidylinositol (PtdIns) and its phosphorylated derivatives. |
| GO:0030168 | | platelet activation | | A series of progressive, overlapping events triggered by exposure of the platelets to subendothelial tissue. These events include shape change, adhesiveness, aggregation, and release reactions. When carried through to completion, these events lead to the formation of a stable hemostatic plug. |
| GO:0043123 | | positive regulation of I-kappaB kinase/NF-kappaB signaling | | Any process that activates or increases the frequency, rate or extent of I-kappaB kinase/NF-kappaB signaling. |
| GO:0042346 | | positive regulation of NF-kappaB import into nucleus | | Any process that activates or increases the frequency, rate or extent of transfer of NF-kappaB, a transcription factor for eukaryotic RNA polymerase II promoters, from the cytoplasm into the nucleus, across the nuclear membrane. |
| GO:0050772 | | positive regulation of axonogenesis | | Any process that activates or increases the frequency, rate or extent of axonogenesis. |
| GO:0032467 | | positive regulation of cytokinesis | | Any process that activates or increases the frequency, rate or extent of the division of the cytoplasm of a cell, and its separation into two daughter cells. |
| GO:0060193 | | positive regulation of lipase activity | | Any process that increases the frequency, rate or extent of lipase activity, the hydrolysis of a lipid or phospholipid. |
| GO:0045666 | | positive regulation of neuron differentiation | | Any process that activates or increases the frequency, rate or extent of neuron differentiation. |
| GO:0071902 | | positive regulation of protein serine/threonine kinase activity | | Any process that increases the rate, frequency, or extent of protein serine/threonine kinase activity. |
| GO:0051496 | | positive regulation of stress fiber assembly | | Any process that activates or increases the frequency, rate or extent of the assembly of a stress fiber, a bundle of microfilaments and other proteins found in fibroblasts. |
| GO:0032956 | | regulation of actin cytoskeleton organization | | Any process that modulates the frequency, rate or extent of the formation, arrangement of constituent parts, or disassembly of cytoskeletal structures comprising actin filaments and their associated proteins. |
| GO:0030334 | | regulation of cell migration | | Any process that modulates the frequency, rate or extent of cell migration. |
| GO:2000145 | | regulation of cell motility | | Any process that modulates the frequency, rate or extent of cell motility. |
| GO:0033688 | | regulation of osteoblast proliferation | | Any process that modulates the frequency, rate or extent of osteoblast proliferation. |
| GO:0051056 | | regulation of small GTPase mediated signal transduction | | Any process that modulates the frequency, rate or extent of small GTPase mediated signal transduction. |
| GO:1902766 | | skeletal muscle satellite cell migration | | The orderly movement of a skeletal muscle satellite cell from one site to another. Migration of these cells is a key step in the process of growth and repair of skeletal muscle cells. |
| GO:0007264 | | small GTPase mediated signal transduction | | Any series of molecular signals in which a small monomeric GTPase relays one or more of the signals. |
| 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. |
| GO:0021762 | | substantia nigra development | | The progression of the substantia nigra over time from its initial formation until its mature state. The substantia nigra is the layer of gray substance that separates the posterior parts of the cerebral peduncles (tegmentum mesencephali) from the anterior parts; it normally includes a posterior compact part with many pigmented cells (pars compacta) and an anterior reticular part whose cells contain little pigment (pars reticularis). |
| GO:0061383 | | trabecula morphogenesis | | The process of shaping a trabecula in an organ. A trabecula is a small, often microscopic, tissue element in the form of a small beam, strut or rod, which generally has a mechanical function. Trabecula are usually but not necessarily, composed of dense collagenous tissue. |
| GO:0007179 | | transforming growth factor beta receptor signaling pathway | | A series of molecular signals initiated by the binding of an extracellular ligand to a transforming growth factor beta receptor on the surface of a target cell, and ending with regulation of a downstream cellular process, e.g. transcription. |
| GO:0048010 | | vascular endothelial growth factor receptor signaling pathway | | Any series of molecular signals initiated by the binding of an extracellular ligand to a vascular endothelial growth factor receptor (VEGFR) located on the surface of the receiving cell, and ending with regulation of a downstream cellular process, e.g. transcription. |
| GO:0016032 | | viral process | | A multi-organism process in which a virus is a participant. The other participant is the host. Includes infection of a host cell, replication of the viral genome, and assembly of progeny virus particles. In some cases the viral genetic material may integrate into the host genome and only subsequently, under particular circumstances, 'complete' its life cycle. |
| GO:0044319 | | wound healing, spreading of cells | | The migration of a cell along or through a wound gap that contributes to the reestablishment of a continuous surface. |
cellular component |
| GO:0043296 | | apical junction complex | | A functional unit located near the cell apex at the points of contact between epithelial cells, which in vertebrates is composed of the tight junction, the zonula adherens, and desmosomes and in some invertebrates, such as Drosophila, is composed of the subapical complex (SAC), the zonula adherens and the septate junction. Functions in the regulation of cell polarity, tissue integrity and intercellular adhesion and permeability. |
| GO:0005938 | | cell cortex | | The region of a cell that lies just beneath the plasma membrane and often, but not always, contains a network of actin filaments and associated proteins. |
| GO:0030054 | | cell junction | | A cellular component that forms a specialized region of connection between two or more cells or between a cell and the extracellular matrix. At a cell junction, anchoring proteins extend through the plasma membrane to link cytoskeletal proteins in one cell to cytoskeletal proteins in neighboring cells or to proteins in the extracellular matrix. |
| GO:0071944 | | cell periphery | | The part of a cell encompassing the cell cortex, the plasma membrane, and any external encapsulating structures. |
| GO:0042995 | | cell projection | | A prolongation or process extending from a cell, e.g. a flagellum or axon. |
| GO:0032154 | | cleavage furrow | | The cleavage furrow is a plasma membrane invagination at the cell division site. The cleavage furrow begins as a shallow groove and eventually deepens to divide the cytoplasm. |
| GO:0005737 | | cytoplasm | | All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures. |
| GO:0005856 | | cytoskeleton | | Any of the various filamentous elements that form the internal framework of cells, and typically remain after treatment of the cells with mild detergent to remove membrane constituents and soluble components of the cytoplasm. The term embraces intermediate filaments, microfilaments, microtubules, the microtrabecular lattice, and other structures characterized by a polymeric filamentous nature and long-range order within the cell. The various elements of the cytoskeleton not only serve in the maintenance of cellular shape but also have roles in other cellular functions, including cellular movement, cell division, endocytosis, and movement of organelles. |
| GO:0005829 | | cytosol | | The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes. |
| GO:0005789 | | endoplasmic reticulum membrane | | The lipid bilayer surrounding the endoplasmic reticulum. |
| GO:0005768 | | endosome | | A vacuole to which materials ingested by endocytosis are delivered. |
| GO:0070062 | | extracellular exosome | | A vesicle that is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. Extracellular exosomes, also simply called exosomes, have a diameter of about 40-100 nm. |
| GO:0031234 | | extrinsic component of cytoplasmic side of plasma membrane | | The component of a plasma membrane consisting of gene products and protein complexes that are loosely bound to its cytoplasmic surface, but not integrated into the hydrophobic region. |
| GO:0005925 | | focal adhesion | | Small region on the surface of a cell that anchors the cell to the extracellular matrix and that forms a point of termination of actin filaments. |
| GO:0030027 | | lamellipodium | | A thin sheetlike process extended by the leading edge of a migrating cell or extending cell process; contains a dense meshwork of actin filaments. |
| GO:0016020 | | membrane | | A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it. |
| GO:0030496 | | midbody | | A thin cytoplasmic bridge formed between daughter cells at the end of cytokinesis. The midbody forms where the contractile ring constricts, and may persist for some time before finally breaking to complete cytokinesis. |
| GO:0005886 | | plasma membrane | | The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins. |
| GO:0031982 | | vesicle | | Any small, fluid-filled, spherical organelle enclosed by membrane. |
Chain X,Y ( ROCK1_HUMAN | Q13464)
molecular function |
| GO:0005524 | | ATP binding | | Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator. |
| GO:0017049 | | GTP-Rho binding | | Interacting selectively and non-covalently with the GTP-bound form of the Rho protein. |
| GO:0017048 | | Rho GTPase binding | | Interacting selectively and non-covalently with Rho protein, any member of the Rho subfamily of the Ras superfamily of monomeric GTPases. Proteins in the Rho subfamily are involved in relaying signals from cell-surface receptors to the actin cytoskeleton. |
| GO:0016301 | | kinase activity | | Catalysis of the transfer of a phosphate group, usually from ATP, to a substrate molecule. |
| GO:0046872 | | metal ion binding | | Interacting selectively and non-covalently with any metal ion. |
| GO:0000166 | | nucleotide binding | | Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose. |
| GO:0005515 | | protein binding | | Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules). |
| GO:0004672 | | protein kinase activity | | Catalysis of the phosphorylation of an amino acid residue in a protein, usually according to the reaction: a protein + ATP = a phosphoprotein + ADP. |
| GO:0004674 | | protein serine/threonine kinase activity | | Catalysis of the reactions: ATP + protein serine = ADP + protein serine phosphate, and ATP + protein threonine = ADP + protein threonine phosphate. |
| GO:0016740 | | transferase activity | | Catalysis of the transfer of a group, e.g. a methyl group, glycosyl group, acyl group, phosphorus-containing, or other groups, from one compound (generally regarded as the donor) to another compound (generally regarded as the acceptor). Transferase is the systematic name for any enzyme of EC class 2. |
biological process |
| GO:0007249 | | I-kappaB kinase/NF-kappaB signaling | | The process in which a signal is passed on to downstream components within the cell through the I-kappaB-kinase (IKK)-dependent activation of NF-kappaB. The cascade begins with activation of a trimeric IKK complex (consisting of catalytic kinase subunits IKKalpha and/or IKKbeta, and the regulatory scaffold protein NEMO) and ends with the regulation of transcription of target genes by NF-kappaB. In a resting state, NF-kappaB dimers are bound to I-kappaB proteins, sequestering NF-kappaB in the cytoplasm. Phosphorylation of I-kappaB targets I-kappaB for ubiquitination and proteasomal degradation, thus releasing the NF-kappaB dimers, which can translocate to the nucleus to bind DNA and regulate transcription. |
| GO:0007266 | | Rho protein signal transduction | | A series of molecular signals within the cell that are mediated by a member of the Rho family of proteins switching to a GTP-bound active state. |
| GO:0030036 | | actin cytoskeleton organization | | A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of cytoskeletal structures comprising actin filaments and their associated proteins. |
| GO:0003383 | | apical constriction | | The actin-mediated process that results in the contraction of the apical end of a polarized columnar epithelial cell. |
| GO:0006915 | | apoptotic process | | A programmed cell death process which begins when a cell receives an internal (e.g. DNA damage) or external signal (e.g. an extracellular death ligand), and proceeds through a series of biochemical events (signaling pathway phase) which trigger an execution phase. The execution phase is the last step of an apoptotic process, and is typically characterized by rounding-up of the cell, retraction of pseudopodes, reduction of cellular volume (pyknosis), chromatin condensation, nuclear fragmentation (karyorrhexis), plasma membrane blebbing and fragmentation of the cell into apoptotic bodies. When the execution phase is completed, the cell has died. |
| GO:0032060 | | bleb assembly | | The assembly of a bleb, a cell extension caused by localized decoupling of the cytoskeleton from the plasma membrane and characterized by rapid formation, rounded shape, and scarcity of organelles within the protrusion. Plasma membrane blebbing occurs during apoptosis and other cellular processes, including cell locomotion, cell division, and as a result of physical or chemical stresses. |
| GO:0006921 | | cellular component disassembly involved in execution phase of apoptosis | | The breakdown of structures such as organelles, proteins, or other macromolecular structures during apoptosis. |
| GO:0030866 | | cortical actin cytoskeleton organization | | A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of actin-based cytoskeletal structures in the cell cortex, i.e. just beneath the plasma membrane. |
| GO:0048013 | | ephrin receptor signaling pathway | | The series of molecular signals generated as a consequence of an ephrin receptor binding to an ephrin. |
| GO:0090002 | | establishment of protein localization to plasma membrane | | The directed movement of a protein to a specific location in the plasma membrane. |
| GO:0035556 | | intracellular signal transduction | | The process in which a signal is passed on to downstream components within the cell, which become activated themselves to further propagate the signal and finally trigger a change in the function or state of the cell. |
| GO:0007159 | | leukocyte cell-cell adhesion | | The attachment of a leukocyte to another cell via adhesion molecules. |
| GO:0050900 | | leukocyte migration | | The movement of a leukocyte within or between different tissues and organs of the body. |
| GO:0050901 | | leukocyte tethering or rolling | | Transient adhesive interactions between leukocytes and endothelial cells lining blood vessels. Carbohydrates on circulating leukocytes bind selectins on the vessel wall causing the leukocytes to slow down and roll along the inner surface of the vessel wall. During this rolling motion, transitory bonds are formed and broken between selectins and their ligands. Typically the first step in cellular extravasation (the movement of leukocytes out of the circulatory system, towards the site of tissue damage or infection). |
| GO:0022614 | | membrane to membrane docking | | The initial attachment of a membrane to a target membrane, mediated by proteins protruding from the two membranes. Docking requires only that the membranes come close enough for the proteins to interact and adhere. |
| GO:0051451 | | myoblast migration | | The orderly movement of a myoblast from one site to another, often during the development of a multicellular organism. A myoblast is a cell type that, by fusion with other myoblasts, gives rise to the myotubes that eventually develop into skeletal muscle fibers. |
| GO:0016525 | | negative regulation of angiogenesis | | Any process that stops, prevents, or reduces the frequency, rate or extent of angiogenesis. |
| GO:1903347 | | negative regulation of bicellular tight junction assembly | | Any process that stops, prevents or reduces the frequency, rate or extent of tight junction assembly. |
| GO:0035509 | | negative regulation of myosin-light-chain-phosphatase activity | | Any process that stops, prevents, or reduces the frequency, rate or extent of myosin-light-chain-phosphatase activity. |
| GO:0043524 | | negative regulation of neuron apoptotic process | | Any process that stops, prevents, or reduces the frequency, rate or extent of cell death by apoptotic process in neurons. |
| GO:0032091 | | negative regulation of protein binding | | Any process that stops, prevents, or reduces the frequency, rate or extent of protein binding. |
| GO:0016310 | | phosphorylation | | The process of introducing a phosphate group into a molecule, usually with the formation of a phosphoric ester, a phosphoric anhydride or a phosphoric amide. |
| GO:0051894 | | positive regulation of focal adhesion assembly | | Any process that activates or increases the frequency, rate or extent of focal adhesion assembly, the establishment and maturation of focal adhesions. |
| GO:0006468 | | protein phosphorylation | | The process of introducing a phosphate group on to a protein. |
| GO:0032956 | | regulation of actin cytoskeleton organization | | Any process that modulates the frequency, rate or extent of the formation, arrangement of constituent parts, or disassembly of cytoskeletal structures comprising actin filaments and their associated proteins. |
| GO:0032970 | | regulation of actin filament-based process | | Any process that modulates the frequency, rate or extent of any cellular process that depends upon or alters the actin cytoskeleton. |
| GO:0030155 | | regulation of cell adhesion | | Any process that modulates the frequency, rate or extent of attachment of a cell to another cell or to the extracellular matrix. |
| GO:2000145 | | regulation of cell motility | | Any process that modulates the frequency, rate or extent of cell motility. |
| GO:0051493 | | regulation of cytoskeleton organization | | Any process that modulates the frequency, rate or extent of the formation, arrangement of constituent parts, or disassembly of cytoskeletal structures. |
| GO:2000114 | | regulation of establishment of cell polarity | | Any process that modulates the frequency, rate or extent of establishment of cell polarity. |
| GO:1903140 | | regulation of establishment of endothelial barrier | | Any process that modulates the frequency, rate or extent of establishment of endothelial barrier. |
| GO:0051893 | | regulation of focal adhesion assembly | | Any process that modulates the frequency, rate or extent of focal adhesion formation, the establishment and maturation of focal adhesions. |
| GO:0045616 | | regulation of keratinocyte differentiation | | Any process that modulates the frequency, rate or extent of keratinocyte differentiation. |
| GO:0051492 | | regulation of stress fiber assembly | | Any process that modulates the frequency, rate or extent of the assembly of a stress fiber, a bundle of microfilaments and other proteins found in fibroblasts. |
| GO:0007165 | | signal transduction | | The cellular process in which a signal is conveyed to trigger a change in the activity or state of a cell. Signal transduction begins with reception of a signal (e.g. a ligand binding to a receptor or receptor activation by a stimulus such as light), or for signal transduction in the absence of ligand, signal-withdrawal or the activity of a constitutively active receptor. Signal transduction ends with regulation of a downstream cellular process, e.g. regulation of transcription or regulation of a metabolic process. Signal transduction covers signaling from receptors located on the surface of the cell and signaling via molecules located within the cell. For signaling between cells, signal transduction is restricted to events at and within the receiving cell. |
| GO:0006939 | | smooth muscle contraction | | A process in which force is generated within smooth muscle tissue, resulting in a change in muscle geometry. Force generation involves a chemo-mechanical energy conversion step that is carried out by the actin/myosin complex activity, which generates force through ATP hydrolysis. Smooth muscle differs from striated muscle in the much higher actin/myosin ratio, the absence of conspicuous sarcomeres and the ability to contract to a much smaller fraction of its resting length. |
| GO:0048010 | | vascular endothelial growth factor receptor signaling pathway | | Any series of molecular signals initiated by the binding of an extracellular ligand to a vascular endothelial growth factor receptor (VEGFR) located on the surface of the receiving cell, and ending with regulation of a downstream cellular process, e.g. transcription. |
cellular component |
| GO:0005794 | | Golgi apparatus | | A compound membranous cytoplasmic organelle of eukaryotic cells, consisting of flattened, ribosome-free vesicles arranged in a more or less regular stack. The Golgi apparatus differs from the endoplasmic reticulum in often having slightly thicker membranes, appearing in sections as a characteristic shallow semicircle so that the convex side (cis or entry face) abuts the endoplasmic reticulum, secretory vesicles emerging from the concave side (trans or exit face). In vertebrate cells there is usually one such organelle, while in invertebrates and plants, where they are known usually as dictyosomes, there may be several scattered in the cytoplasm. The Golgi apparatus processes proteins produced on the ribosomes of the rough endoplasmic reticulum; such processing includes modification of the core oligosaccharides of glycoproteins, and the sorting and packaging of proteins for transport to a variety of cellular locations. Three different regions of the Golgi are now recognized both in terms of structure and function: cis, in the vicinity of the cis face, trans, in the vicinity of the trans face, and medial, lying between the cis and trans regions. |
| GO:0000139 | | Golgi membrane | | The lipid bilayer surrounding any of the compartments of the Golgi apparatus. |
| GO:0032059 | | bleb | | A cell extension caused by localized decoupling of the cytoskeleton from the plasma membrane and characterized by rapid formation, rounded shape, and scarcity of organelles within the protrusion. Blebs are formed during apoptosis and other cellular processes, including cell locomotion, cell division, and as a result of physical or chemical stresses. |
| GO:0042995 | | cell projection | | A prolongation or process extending from a cell, e.g. a flagellum or axon. |
| GO:0005814 | | centriole | | A cellular organelle, found close to the nucleus in many eukaryotic cells, consisting of a small cylinder with microtubular walls, 300-500 nm long and 150-250 nm in diameter. It contains nine short, parallel, peripheral microtubular fibrils, each fibril consisting of one complete microtubule fused to two incomplete microtubules. Cells usually have two centrioles, lying at right angles to each other. At division, each pair of centrioles generates another pair and the twin pairs form the pole of the mitotic spindle. |
| GO:0005737 | | cytoplasm | | All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures. |
| GO:0005856 | | cytoskeleton | | Any of the various filamentous elements that form the internal framework of cells, and typically remain after treatment of the cells with mild detergent to remove membrane constituents and soluble components of the cytoplasm. The term embraces intermediate filaments, microfilaments, microtubules, the microtrabecular lattice, and other structures characterized by a polymeric filamentous nature and long-range order within the cell. The various elements of the cytoskeleton not only serve in the maintenance of cellular shape but also have roles in other cellular functions, including cellular movement, cell division, endocytosis, and movement of organelles. |
| GO:0005829 | | cytosol | | The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes. |
| GO:0030027 | | lamellipodium | | A thin sheetlike process extended by the leading edge of a migrating cell or extending cell process; contains a dense meshwork of actin filaments. |
| GO:0016020 | | membrane | | A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it. |
| GO:0005886 | | plasma membrane | | The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins. |
| GO:0001726 | | ruffle | | Projection at the leading edge of a crawling cell; the protrusions are supported by a microfilament meshwork. |
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