tropocollagen
11ТРОПОКОЛЛАГЕН — (tropocollagen) структурная единица коллагена. Три полипептидные цепи (около 1000 аминокислот каждая), скручиваясь, образуют молекулу тропоколлагена размерами 380 х 1,5 нм. Каждая спираль состоит из многократно повторяющихся триад аминокислот, из …
12connective tissue — Anat. a tissue, usually of mesoblastic origin, that connects, supports, or surrounds other tissues, organs, etc. [1880 85] * * * Tissue in the body that maintains the form of the body and its organs and provides cohesion and internal support,… …
13collagen fibrils — delicate fibrils of collagen in connective tissue, composed of molecules of tropocollagen in linear arrays. In Type I collagen, the most common type, the tropocollagen molecules are associated in periodic, staggered arrays that give the… …
14Collagen — is the principal protein of the skin, tendons, cartilage, bone and connective tissue. * * * The major protein (comprising over half of that in mammals) of the white fibers of connective tissue, cartilage, and bone, that is insoluble in water but… …
15Bone — This article is about the skeletal organ. For other uses, see Bone (disambiguation) and Bones (disambiguation). For the tissue, see Osseous tissue. Drawing of a human femur Bones are rigid organs that constitute part of the endoskeleton of… …
16Tendon — For other uses, see Tendon (disambiguation). Tendon One such tendon in the Human Body, the Achilles tendon. Latin tendo Cod …
17Коллаген — Коллаген  фибриллярный белок, составляющий основу соединительной ткани организма (сухожилие, кость, хр …
18collagen — Major structural protein (285 kD) of extracellular matrix. An unusual protein both in amino acid composition (very rich in glycine (30%), proline, hydroxyproline, lysine, and hydroxylysine; no tyrosine or tryptophan), structure (a triple helical… …
19hydroxyproline — Specific proline residues on the amino side of a glycine residue in collagen become hydroxylated at C4, before the polypeptides become helical, by the activity of prolyl hydroxylase. This enzyme has a ferrous ion at the active site, and a… …
20procollagen — Triple helical trimer of collagen molecules in which the terminal extension peptides are linked by disulphide bridges; the terminal peptides are later removed by specific proteases to produce a tropocollagen molecule …
