The name of this superfamily has been modified since the most recent official CATH+ release (v4_4_0). At the point of the last release, this superfamily was: waiting to be named.

Functional Families

Overview of the Structural Clusters (SC) and Functional Families within this CATH Superfamily. Clusters with a representative structure are represented by a filled circle.
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FunFam 4: Myosin IE

Please note: GO annotations are assigned to the full protein sequence rather than individual protein domains. Since a given protein can contain multiple domains, it is possible that some of the annotations below come from additional domains that occur in the same protein, but have been classified elsewhere in CATH.

There are 26 GO terms relating to "molecular function"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Protein binding GO:0005515
Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
5 P34092 (/IPI) P36006 (/IPI) P36006 (/IPI) Q12965 (/IPI) Q12965 (/IPI)
Microfilament motor activity GO:0000146
Catalysis of movement along a microfilament, coupled to the hydrolysis of a nucleoside triphosphate (usually ATP).
4 P36006 (/TAS) P36006 (/TAS) Q12965 (/TAS) Q12965 (/TAS)
Actin-dependent ATPase activity GO:0030898
Catalysis of the reaction: ATP + H2O = ADP + phosphate. This reaction requires the presence of an actin filament to accelerate release of ADP and phosphate.
3 F1NNT7 (/IDA) P34092 (/IDA) Q90748 (/IDA)
Actin filament binding GO:0051015
Interacting selectively and non-covalently with an actin filament, also known as F-actin, a helical filamentous polymer of globular G-actin subunits.
3 P34092 (/IDA) Q12965 (/IDA) Q12965 (/IDA)
Motor activity GO:0003774
Catalysis of the generation of force resulting either in movement along a microfilament or microtubule, or in torque resulting in membrane scission, coupled to the hydrolysis of a nucleoside triphosphate.
2 Q12965 (/TAS) Q12965 (/TAS)
Actin binding GO:0003779
Interacting selectively and non-covalently with monomeric or multimeric forms of actin, including actin filaments.
2 F1NNT7 (/IDA) Q90748 (/IDA)
Calmodulin binding GO:0005516
Interacting selectively and non-covalently with calmodulin, a calcium-binding protein with many roles, both in the calcium-bound and calcium-free states.
2 Q12965 (/IDA) Q12965 (/IDA)
Calmodulin binding GO:0005516
Interacting selectively and non-covalently with calmodulin, a calcium-binding protein with many roles, both in the calcium-bound and calcium-free states.
2 E9Q634 (/ISS) Q63356 (/ISS)
Myosin binding GO:0017022
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.
2 P36006 (/IPI) P36006 (/IPI)
Phosphatidylinositol binding GO:0035091
Interacting selectively and non-covalently with any inositol-containing glycerophospholipid, i.e. phosphatidylinositol (PtdIns) and its phosphorylated derivatives.
2 Q12965 (/IDA) Q12965 (/IDA)
Phosphatidylinositol binding GO:0035091
Interacting selectively and non-covalently with any inositol-containing glycerophospholipid, i.e. phosphatidylinositol (PtdIns) and its phosphorylated derivatives.
2 E9Q634 (/ISS) Q63356 (/ISS)
ATPase activity, coupled GO:0042623
Catalysis of the reaction: ATP + H2O = ADP + phosphate; this reaction directly drives some other reaction, for example ion transport across a membrane.
2 Q12965 (/IDA) Q12965 (/IDA)
ATPase activity, coupled GO:0042623
Catalysis of the reaction: ATP + H2O = ADP + phosphate; this reaction directly drives some other reaction, for example ion transport across a membrane.
2 E9Q634 (/ISS) Q63356 (/ISS)
ATPase activity, coupled GO:0042623
Catalysis of the reaction: ATP + H2O = ADP + phosphate; this reaction directly drives some other reaction, for example ion transport across a membrane.
2 Q12965 (/TAS) Q12965 (/TAS)
Actin filament binding GO:0051015
Interacting selectively and non-covalently with an actin filament, also known as F-actin, a helical filamentous polymer of globular G-actin subunits.
2 E9Q634 (/ISS) Q63356 (/ISS)
Microfilament motor activity GO:0000146
Catalysis of movement along a microfilament, coupled to the hydrolysis of a nucleoside triphosphate (usually ATP).
1 P34092 (/IDA)
Actin binding GO:0003779
Interacting selectively and non-covalently with monomeric or multimeric forms of actin, including actin filaments.
1 O00160 (/NAS)
Calmodulin binding GO:0005516
Interacting selectively and non-covalently with calmodulin, a calcium-binding protein with many roles, both in the calcium-bound and calcium-free states.
1 E9Q634 (/ISO)
ATP binding GO:0005524
Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
1 P34092 (/IDA)
ATP binding GO:0005524
Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
1 O00160 (/NAS)
Myosin I head/neck binding GO:0032031
Interacting selectively and non-covalently with the head/neck region of a myosin I heavy chain.
1 P34092 (/IDA)
Phosphatidylinositol binding GO:0035091
Interacting selectively and non-covalently with any inositol-containing glycerophospholipid, i.e. phosphatidylinositol (PtdIns) and its phosphorylated derivatives.
1 E9Q634 (/ISO)
ATPase activity, coupled GO:0042623
Catalysis of the reaction: ATP + H2O = ADP + phosphate; this reaction directly drives some other reaction, for example ion transport across a membrane.
1 E9Q634 (/ISO)
Protein-containing complex binding GO:0044877
Interacting selectively and non-covalently with a macromolecular complex.
1 Q63356 (/IDA)
Protein-containing complex binding GO:0044877
Interacting selectively and non-covalently with a macromolecular complex.
1 E9Q634 (/ISO)
Actin filament binding GO:0051015
Interacting selectively and non-covalently with an actin filament, also known as F-actin, a helical filamentous polymer of globular G-actin subunits.
1 E9Q634 (/ISO)

There are 62 GO terms relating to "biological process"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Glomerular filtration GO:0003094
The process in which plasma is filtered through the glomerular membrane which consists of capillary endothelial cells, the basement membrane, and epithelial cells. The glomerular filtrate is the same as plasma except it has no significant amount of protein.
5 A0A2R8QAL9 (/IGI) A0A2R8QQJ0 (/IGI) E7FDV0 (/IGI) F1QJK0 (/IGI) Q6PFT4 (/IGI)
Glomerulus development GO:0032835
The progression of the glomerulus over time from its initial formation until its mature state. The glomerulus is a capillary tuft which forms a close network with the visceral epithelium (podocytes) and the mesangium to form the filtration barrier and is surrounded by Bowman's capsule in nephrons of the vertebrate kidney. The glomerulus is part of the nephron and is restricted to one body segment.
5 A0A2R8QAL9 (/IGI) A0A2R8QQJ0 (/IGI) E7FDV0 (/IGI) F1QJK0 (/IGI) Q6PFT4 (/IGI)
Glomerular filtration GO:0003094
The process in which plasma is filtered through the glomerular membrane which consists of capillary endothelial cells, the basement membrane, and epithelial cells. The glomerular filtrate is the same as plasma except it has no significant amount of protein.
3 Q12965 (/ISS) Q12965 (/ISS) Q63356 (/ISS)
Endocytosis GO:0006897
A vesicle-mediated transport process in which cells take up external materials or membrane constituents by the invagination of a small region of the plasma membrane to form a new membrane-bounded vesicle.
3 Q12965 (/IMP) Q12965 (/IMP) Q59MQ0 (/IMP)
Glomerular basement membrane development GO:0032836
The process whose specific outcome is the progression of the glomerular basement membrane over time, from its formation to the mature structure. The glomerular basement membrane is the basal laminal portion of the glomerulus which performs the actual filtration.
3 Q12965 (/ISS) Q12965 (/ISS) Q63356 (/ISS)
Glomerular visceral epithelial cell development GO:0072015
The process whose specific outcome is the progression of a glomerular visceral epithelial cell over time, from its formation to the mature structure. A glomerular visceral epithelial cell is a specialized epithelial cell that contains \feet\ that interdigitate with the \feet\ of other glomerular epithelial cells.
3 Q12965 (/ISS) Q12965 (/ISS) Q63356 (/ISS)
Exocytosis GO:0006887
A process of secretion by a cell that results in the release of intracellular molecules (e.g. hormones, matrix proteins) contained within a membrane-bounded vesicle. Exocytosis can occur either by full fusion, when the vesicle collapses into the plasma membrane, or by a kiss-and-run mechanism that involves the formation of a transient contact, a pore, between a granule (for exemple of chromaffin cells) and the plasma membrane. The latter process most of the time leads to only partial secretion of the granule content. Exocytosis begins with steps that prepare vesicles for fusion with the membrane (tethering and docking) and ends when molecules are secreted from the cell.
2 P36006 (/TAS) P36006 (/TAS)
Endocytosis GO:0006897
A vesicle-mediated transport process in which cells take up external materials or membrane constituents by the invagination of a small region of the plasma membrane to form a new membrane-bounded vesicle.
2 E9Q634 (/ISS) Q63356 (/ISS)
Endocytosis GO:0006897
A vesicle-mediated transport process in which cells take up external materials or membrane constituents by the invagination of a small region of the plasma membrane to form a new membrane-bounded vesicle.
2 P36006 (/TAS) P36006 (/TAS)
Receptor-mediated endocytosis GO:0006898
An endocytosis process in which cell surface receptors ensure specificity of transport. A specific receptor on the cell surface binds tightly to the extracellular macromolecule (the ligand) that it recognizes; the plasma-membrane region containing the receptor-ligand complex then undergoes endocytosis, forming a transport vesicle containing the receptor-ligand complex and excluding most other plasma-membrane proteins. Receptor-mediated endocytosis generally occurs via clathrin-coated pits and vesicles.
2 Q2US45 (/IMP) Q59MQ0 (/IMP)
Response to osmotic stress GO:0006970
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus indicating an increase or decrease in the concentration of solutes outside the organism or cell.
2 P36006 (/TAS) P36006 (/TAS)
Bipolar cellular bud site selection GO:0007121
The process of defining subsequent sites of bud emergence such that budding takes place at alternating poles of a budding cell.
2 P36006 (/TAS) P36006 (/TAS)
Actin filament-based movement GO:0030048
Movement of organelles or other particles along actin filaments, or sliding of actin filaments past each other, mediated by motor proteins.
2 Q12965 (/TAS) Q12965 (/TAS)
Fungal-type cell wall organization GO:0031505
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of the fungal-type cell wall.
2 P36006 (/TAS) P36006 (/TAS)
Actin cortical patch localization GO:0051666
Any process in which actin cortical patches are transported to, or maintained in, a specific location. An actin cortical patch is a discrete actin-containing structure found just beneath the plasma membrane in fungal cells.
2 P36006 (/IGI) P36006 (/IGI)
Actin cortical patch localization GO:0051666
Any process in which actin cortical patches are transported to, or maintained in, a specific location. An actin cortical patch is a discrete actin-containing structure found just beneath the plasma membrane in fungal cells.
2 Q00647 (/IMP) Q59MQ0 (/IMP)
Positive regulation of Arp2/3 complex-mediated actin nucleation GO:2000601
Any process that activates or increases the frequency, rate or extent of Arp2/3 complex-mediated actin nucleation.
2 P36006 (/IDA) P36006 (/IDA)
Vasculogenesis GO:0001570
The differentiation of endothelial cells from progenitor cells during blood vessel development, and the de novo formation of blood vessels and tubes.
1 E9Q634 (/IMP)
In utero embryonic development GO:0001701
The process whose specific outcome is the progression of the embryo in the uterus over time, from formation of the zygote in the oviduct, to birth. An example of this process is found in Mus musculus.
1 E9Q634 (/IMP)
Kidney development GO:0001822
The process whose specific outcome is the progression of the kidney over time, from its formation to the mature structure. The kidney is an organ that filters the blood and/or excretes the end products of body metabolism in the form of urine.
1 E9Q634 (/IMP)
Neutrophil mediated immunity GO:0002446
Any process involved in the carrying out of an immune response by a neutrophil.
1 P70248 (/IMP)
Glomerular filtration GO:0003094
The process in which plasma is filtered through the glomerular membrane which consists of capillary endothelial cells, the basement membrane, and epithelial cells. The glomerular filtrate is the same as plasma except it has no significant amount of protein.
1 E9Q634 (/IMP)
Nitrogen compound metabolic process GO:0006807
The chemical reactions and pathways involving organic or inorganic compounds that contain nitrogen.
1 E9Q634 (/IMP)
Exocytosis GO:0006887
A process of secretion by a cell that results in the release of intracellular molecules (e.g. hormones, matrix proteins) contained within a membrane-bounded vesicle. Exocytosis can occur either by full fusion, when the vesicle collapses into the plasma membrane, or by a kiss-and-run mechanism that involves the formation of a transient contact, a pore, between a granule (for exemple of chromaffin cells) and the plasma membrane. The latter process most of the time leads to only partial secretion of the granule content. Exocytosis begins with steps that prepare vesicles for fusion with the membrane (tethering and docking) and ends when molecules are secreted from the cell.
1 P34092 (/IEP)
Endocytosis GO:0006897
A vesicle-mediated transport process in which cells take up external materials or membrane constituents by the invagination of a small region of the plasma membrane to form a new membrane-bounded vesicle.
1 E9Q634 (/ISO)
Pinocytosis GO:0006907
An endocytosis process that results in the uptake of liquid material by cells from their external environment; literally 'cell drinking'. Liquid is enclosed in vesicles, called pinosomes, formed by invagination of the plasma membrane.
1 P34092 (/IGI)
Phagocytosis GO:0006909
A vesicle-mediated transport process that results in the engulfment of external particulate material by phagocytes and their delivery to the lysosome. The particles are initially contained within phagocytic vacuoles (phagosomes), which then fuse with primary lysosomes to effect digestion of the particles.
1 P34092 (/IEP)
Phagocytosis GO:0006909
A vesicle-mediated transport process that results in the engulfment of external particulate material by phagocytes and their delivery to the lysosome. The particles are initially contained within phagocytic vacuoles (phagosomes), which then fuse with primary lysosomes to effect digestion of the particles.
1 P34092 (/IMP)
Bipolar cellular bud site selection GO:0007121
The process of defining subsequent sites of bud emergence such that budding takes place at alternating poles of a budding cell.
1 Q59MQ0 (/IMP)
Negative regulation of cell adhesion GO:0007162
Any process that stops, prevents, or reduces the frequency, rate or extent of cell adhesion.
1 P70248 (/IMP)
Cellular response to starvation GO:0009267
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of deprivation of nourishment.
1 Q59MQ0 (/IMP)
Response to bacterium GO:0009617
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus from a bacterium.
1 P70248 (/IEP)
Cell tip growth GO:0009932
Growth that occurs specifically at the tip of a cell.
1 Q00647 (/IMP)
Endosomal transport GO:0016197
The directed movement of substances mediated by an endosome, a membrane-bounded organelle that carries materials enclosed in the lumen or located in the endosomal membrane.
1 P34092 (/IGI)
Actin cytoskeleton organization GO:0030036
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.
1 P34092 (/IGI)
Actin cytoskeleton organization GO:0030036
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.
1 Q59MQ0 (/IMP)
Hemopoiesis GO:0030097
The process whose specific outcome is the progression of the myeloid and lymphoid derived organ/tissue systems of the blood and other parts of the body over time, from formation to the mature structure. The site of hemopoiesis is variable during development, but occurs primarily in bone marrow or kidney in many adult vertebrates.
1 E9Q634 (/IMP)
Positive regulation of cell migration GO:0030335
Any process that activates or increases the frequency, rate or extent of cell migration.
1 P70248 (/IMP)
Filamentous growth GO:0030447
The process in which a multicellular organism, a unicellular organism or a group of unicellular organisms grow in a threadlike, filamentous shape.
1 Q59MQ0 (/IMP)
Negative regulation of lateral pseudopodium assembly GO:0031276
Any process that stops, prevents, or reduces the frequency, rate or extent of the assembly of pseudopodia from the lateral side of the cell.
1 P34092 (/IMP)
Fungal-type cell wall organization GO:0031505
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of the fungal-type cell wall.
1 Q59MQ0 (/IMP)
Glomerular basement membrane development GO:0032836
The process whose specific outcome is the progression of the glomerular basement membrane over time, from its formation to the mature structure. The glomerular basement membrane is the basal laminal portion of the glomerulus which performs the actual filtration.
1 E9Q634 (/IMP)
Regulation of actin cytoskeleton organization GO:0032956
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.
1 P70248 (/IMP)
Actin-myosin filament sliding GO:0033275
The sliding movement of actin thin filaments and myosin thick filaments past each other.
1 P34092 (/IDA)
Post-embryonic hemopoiesis GO:0035166
The stages of blood cell formation that take place after completion of embryonic development.
1 E9Q634 (/IMP)
Phenotypic switching GO:0036166
A reversible switch of a cell from one cell type or form to another, at a frequency above the expected frequency for somatic mutations. Phenotypic switching involves changes in cell morphology and altered gene expression patterns. For example, Candida albicans switches from white cells to opaque cells for sexual mating. Phenotypic switching also occurs in multicellular organisms; smooth muscle cells (SMCs) exhibit phenotypic transitions to allow rapid adaption to fluctuating environmental cues.
1 Q59MQ0 (/IMP)
Filamentous growth of a population of unicellular organisms in response to starvation GO:0036170
The process in which a group of unicellular organisms grow in a threadlike, filamentous shape in response to deprivation of nourishment.
1 Q59MQ0 (/IMP)
Filamentous growth of a population of unicellular organisms in response to biotic stimulus GO:0036180
The process in which a group of unicellular organisms grow in a threadlike, filamentous shape in response to a biotic (living) stimulus.
1 Q59MQ0 (/IMP)
Cell growth mode switching, budding to filamentous GO:0036187
The process in which a cell switches from growing as a round budding cell to growing as a filament (elongated cells attached end-to-end). An example of this is the yeast-hyphal transition of Candida albicans.
1 Q59MQ0 (/IMP)
Neutrophil degranulation GO:0043312
The regulated exocytosis of secretory granules containing preformed mediators such as proteases, lipases, and inflammatory mediators by a neutrophil.
1 P70248 (/IMP)
Chemotaxis to cAMP GO:0043327
The directed movement of a motile cell or organism in response to the presence of 3',5'-cAMP.
1 P34092 (/IMP)
Phagosome reneutralization GO:0044655
Any process that increases the pH of the phagosome, measured by the concentration of the hydrogen ion, as part of the process of phagosome maturation.
1 P34092 (/IMP)
Regulation of post-lysosomal vacuole size GO:0044656
Any process that modulates the volume of a post-lysosomal vacuole, a membrane-bounded intracellular vesicle formed late in the endocytic pathway when the pH in the vacuole becomes neutral prior to exocytosis.
1 P34092 (/IMP)
Regulation of innate immune response GO:0045088
Any process that modulates the frequency, rate or extent of the innate immune response, the organism's first line of defense against infection.
1 P70248 (/IMP)
Filopodium assembly GO:0046847
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.
1 P34092 (/IGI)
Platelet-derived growth factor receptor signaling pathway GO:0048008
The series of molecular signals generated as a consequence of a platelet-derived growth factor receptor binding to one of its physiological ligands.
1 E9Q634 (/IMP)
Cell motility GO:0048870
Any process involved in the controlled self-propelled movement of a cell that results in translocation of the cell from one place to another.
1 P34092 (/IMP)
Defense response to Gram-positive bacterium GO:0050830
Reactions triggered in response to the presence of a Gram-positive bacterium that act to protect the cell or organism.
1 P70248 (/IMP)
Actin cortical patch localization GO:0051666
Any process in which actin cortical patches are transported to, or maintained in, a specific location. An actin cortical patch is a discrete actin-containing structure found just beneath the plasma membrane in fungal cells.
1 Q00647 (/IDA)
Response to other organism GO:0051707
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus from another living organism.
1 P34092 (/TAS)
Glomerular visceral epithelial cell development GO:0072015
The process whose specific outcome is the progression of a glomerular visceral epithelial cell over time, from its formation to the mature structure. A glomerular visceral epithelial cell is a specialized epithelial cell that contains \feet\ that interdigitate with the \feet\ of other glomerular epithelial cells.
1 E9Q634 (/IMP)
Response to differentiation-inducing factor 1 GO:1903013
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a 1-(3,5-dichloro-2,6-dihydroxy-4-methoxyphenyl)hexan-1-one stimulus.
1 P34092 (/HDA)

There are 45 GO terms relating to "cellular component"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Hyphal tip GO:0001411
The end, or tip, of a fungal hypha, where polarized growth occurs during hyphal elongation.
3 Q00647 (/IDA) Q2US45 (/IDA) Q59MQ0 (/IDA)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
3 Q12965 (/ISS) Q12965 (/ISS) Q63356 (/ISS)
Cell-cell junction GO:0005911
A cell junction that forms a connection between two or more cells in a multicellular organism; excludes direct cytoplasmic junctions such as ring canals.
3 Q12965 (/ISS) Q12965 (/ISS) Q63356 (/ISS)
Adherens junction GO:0005912
A cell junction at which anchoring proteins (cadherins or integrins) extend through the plasma membrane and are attached to actin filaments.
3 Q12965 (/ISS) Q12965 (/ISS) Q63356 (/ISS)
Actin cortical patch GO:0030479
An endocytic patch that consists of an actin-containing structure found at the plasma membrane in cells; formed of networks of branched actin filaments that lie just beneath the plasma membrane and assemble, move, and disassemble rapidly. An example of this is the actin cortical patch found in Saccharomyces cerevisiae.
3 Q00647 (/IDA) Q2US45 (/IDA) Q59MQ0 (/IDA)
Cell GO:0005623
The basic structural and functional unit of all organisms. Includes the plasma membrane and any external encapsulating structures such as the cell wall and cell envelope.
2 F1NNT7 (/IDA) Q90748 (/IDA)
Cytoskeleton GO:0005856
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.
2 Q12965 (/IDA) Q12965 (/IDA)
Cytoskeleton GO:0005856
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.
2 E9Q634 (/ISS) Q63356 (/ISS)
Plasma membrane GO:0005886
The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
2 P34092 (/IDA) Q2US45 (/IDA)
Actin cytoskeleton GO:0015629
The part of the cytoskeleton (the internal framework of a cell) composed of actin and associated proteins. Includes actin cytoskeleton-associated complexes.
2 Q12965 (/TAS) Q12965 (/TAS)
Myosin complex GO:0016459
A protein complex, formed of one or more myosin heavy chains plus associated light chains and other proteins, that functions as a molecular motor; uses the energy of ATP hydrolysis to move actin filaments or to move vesicles or other cargo on fixed actin filaments; has magnesium-ATPase activity and binds actin. Myosin classes are distinguished based on sequence features of the motor, or head, domain, but also have distinct tail regions that are believed to bind specific cargoes.
2 Q12965 (/TAS) Q12965 (/TAS)
Cell septum GO:0030428
A structure composed of peptidoglycan and often chitin in addition to other materials. It usually forms perpendicular to the long axis of a cell or hypha and grows centripetally from the cell wall to the center of the cell and often functions in the compartmentalization of a cell into two daughter cells.
2 Q00647 (/IDA) Q2US45 (/IDA)
Actin cortical patch GO:0030479
An endocytic patch that consists of an actin-containing structure found at the plasma membrane in cells; formed of networks of branched actin filaments that lie just beneath the plasma membrane and assemble, move, and disassemble rapidly. An example of this is the actin cortical patch found in Saccharomyces cerevisiae.
2 P36006 (/TAS) P36006 (/TAS)
Microvillus membrane GO:0031528
The portion of the plasma membrane surrounding a microvillus.
2 F1NNT7 (/IDA) Q90748 (/IDA)
Extracellular exosome GO:0070062
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.
2 Q12965 (/HDA) Q12965 (/HDA)
Cell periphery GO:0071944
The part of a cell encompassing the cell cortex, the plasma membrane, and any external encapsulating structures.
2 P36006 (/HDA) P36006 (/HDA)
Hyphal tip GO:0001411
The end, or tip, of a fungal hypha, where polarized growth occurs during hyphal elongation.
1 Q59MQ0 (/IMP)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 E9Q634 (/IDA)
Endosome GO:0005768
A vacuole to which materials ingested by endocytosis are delivered.
1 F1P7L9 (/IDA)
Early endosome GO:0005769
A membrane-bounded organelle that receives incoming material from primary endocytic vesicles that have been generated by clathrin-dependent and clathrin-independent endocytosis; vesicles fuse with the early endosome to deliver cargo for sorting into recycling or degradation pathways.
1 P34092 (/IDA)
Cytosol GO:0005829
The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
1 P34092 (/IDA)
Cytoskeleton GO:0005856
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.
1 E9Q634 (/ISO)
Brush border GO:0005903
The dense covering of microvilli on the apical surface of a epithelial cells in tissues such as the intestine, kidney, and choroid plexus; the microvilli aid absorption by increasing the surface area of the cell.
1 E9Q634 (/IDA)
Cell-cell junction GO:0005911
A cell junction that forms a connection between two or more cells in a multicellular organism; excludes direct cytoplasmic junctions such as ring canals.
1 E9Q634 (/IDA)
Adherens junction GO:0005912
A cell junction at which anchoring proteins (cadherins or integrins) extend through the plasma membrane and are attached to actin filaments.
1 E9Q634 (/IDA)
Cellular bud tip GO:0005934
The end of a cellular bud distal to the site of attachment to the mother cell.
1 Q59MQ0 (/IDA)
Cellular bud neck GO:0005935
The constriction between the mother cell and daughter cell (bud) in an organism that reproduces by budding.
1 Q59MQ0 (/IDA)
Unconventional myosin complex GO:0016461
A portmanteau term for myosins other than myosin II.
1 P34092 (/IDA)
Unconventional myosin complex GO:0016461
A portmanteau term for myosins other than myosin II.
1 O00160 (/NAS)
Filopodium GO:0030175
Thin, stiff, actin-based protrusion extended by the leading edge of a motile cell such as a crawling fibroblast or amoeba, or an axonal or dendritic growth cone, or a dendritic shaft.
1 P34092 (/IDA)
Phagocytic vesicle membrane GO:0030670
The lipid bilayer surrounding a phagocytic vesicle.
1 P34092 (/IDA)
Cortical actin cytoskeleton GO:0030864
The portion of the actin cytoskeleton, comprising filamentous actin and associated proteins, that lies just beneath the plasma membrane.
1 P70248 (/IDA)
Cell leading edge GO:0031252
The area of a motile cell closest to the direction of movement.
1 P34092 (/TAS)
Filamentous actin GO:0031941
A two-stranded helical polymer of the protein actin.
1 P70248 (/IDA)
Cuticular plate GO:0032437
A dense network of actin filaments found beneath the apical cell surface of hair cells, and into which stereocilia are inserted.
1 Q63356 (/IDA)
Cuticular plate GO:0032437
A dense network of actin filaments found beneath the apical cell surface of hair cells, and into which stereocilia are inserted.
1 E9Q634 (/ISO)
Protein-containing complex GO:0032991
A stable assembly of two or more macromolecules, i.e. proteins, nucleic acids, carbohydrates or lipids, in which at least one component is a protein and the constituent parts function together.
1 Q63356 (/IDA)
Protein-containing complex GO:0032991
A stable assembly of two or more macromolecules, i.e. proteins, nucleic acids, carbohydrates or lipids, in which at least one component is a protein and the constituent parts function together.
1 E9Q634 (/ISO)
Actomyosin GO:0042641
Any complex of actin, myosin, and accessory proteins.
1 P34092 (/IDA)
Mating projection tip GO:0043332
The apex of the mating projection in unicellular fungi exposed to mating pheromone; site of polarized growth.
1 Q59MQ0 (/IDA)
Cell-cell contact zone GO:0044291
Extended zone of intimate apposition between two cells containing one or more types of intercellular junctions, e.g., the intercalated disk of muscle.
1 P34092 (/IDA)
Phagocytic vesicle GO:0045335
A membrane-bounded intracellular vesicle that arises from the ingestion of particulate material by phagocytosis.
1 P34092 (/IDA)
Leading edge of lamellipodium GO:0061851
That part of the lamellipodium which represents the distal part of the structure.
1 P34092 (/IDA)
Phagocytic cup lip GO:0097203
The tip or margin of the progressing circular lamella that engulfs a particle during phagocytosis. When the two lips of the cup fuse it is converted into a phagosome.
1 P34092 (/IDA)
Actin-based cell projection GO:0098858
A cell projection supported by an assembly of actin filaments, and which lacks microtubules.
1 P34092 (/IDA)
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