23 results found

Search Results for: myosin filament

Myosin

Definition noun, plural: myosins A family of motor ATPases that interact with f actin filaments Supplement Myosins belong to... Read More

Myosin filament

myosin filament One of the contractile elements in skeletal, cardiac, and smooth muscle fibres; in skeletal muscle, the... Read More

Muscle

Muscle cells are specialized to generate force and movement. There are three types of muscle tissue: (1) skeletal muscle,... Read More

Filament

Definition noun, plural: filaments (1) threadlike structure. (2) a fiber or fibril. (3) a long chain of protein subunit, as... Read More

Microfilament

Definition noun plural: microfilaments mi·cro·fil·a·ments, mī'krō-fil'ă-mĕnts A thin, helical, single-stranded... Read More

Thick filament

Definition noun, plural: thick filaments A type of myofilament that is made up of bipolar myosin II filaments, and is... Read More

Cytoskeleton

Definition noun plural: cytoskeletons cy·to·skel·e·ton (cell biology) The lattice or internal framework of a cell... Read More

Intermediate filament

Definition noun plural: intermediate filaments A type of cytoskeleton characterized by having a diameter ranging from 8... Read More

Z disc

Definition noun, plural: Z discs The region or line formed in the sarcomere into which the thin filaments are... Read More

Intermediate filaments

Definition noun plural: intermediate filaments A type of cytoskeleton characterized by having a diameter ranging from 8... Read More

Tropomyosin

Definition noun A long protein strand composed of two fully alpha helical chains in a coiled-coil dimmer, and binds along... Read More

Thin filament

Definition noun, plural: thin filaments A type of myofilament that is made up of actin, troponin, and tropomyosin molecules,... Read More

Myofilament

Definition noun, plural: myofilaments Any of the filaments made up of proteins and comprise the... Read More

Terminal web

Definition noun (cell biology) The subapical zone rich in microfilaments, and acts as the attachment point for the bundles... Read More

Myocardium

Myocardium Definition What is the myocardium of the heart?  It is the muscular middle layer of the heart that is... Read More

Sarcolemma

Sarcolemma Definition What is the sarcolemma? It is the thin, transparent, extensible plasma membrane of the muscle cell.... Read More

Microtubule

Microtubule Definition noun plural: microtubules mi·cro·tu·bule, mī'krō-tū'byūl A cytoplasmic tubule made up of... Read More

Sarcomere

Definition noun, plural: sarcomeres A segment consisting of a highly organized assembly of filaments delimited by two Z... Read More

Cell matrix

Definition noun plural: cell matrices cell ma·trix, ˈmeɪtɹɪks An insoluble, dynamic gel in the cytoplasm, believed... Read More

Troponin

Definition noun, plural: troponins A regulatory protein that is a complex of three polypeptides (i.e. troponin c, troponin... Read More

Muscle contraction

muscle contraction A process leading to shortening and/or development of tension in muscle tissue. Muscle contraction occurs... Read More

Striated muscle

Definition noun, plural: striated muscles A muscle that is made up of long fibers characterized by transverse or oblique... Read More

Subunit

Definition noun, plural: subunits (general) A subdivision or a distinct component of a larger unit Supplement The word... Read More