beta-sheet
(=b sheet)

Dictionary of molecular biology. 2004.

Look at other dictionaries:

  • Beta sheet — The β sheet (also β pleated sheet) is the second form of regular secondary structure in proteins consisting of beta strands connected laterally by three or more hydrogen bonds, forming a generally twisted, pleated sheet (the most common form of… …   Wikipedia

  • beta-sheet — be·ta sheet .shēt n the structural arrangement of many proteins in which two or more short regions of the polypeptide chain align adjacently and are stabilized by hydrogen bonds into sheets with a pleated or accordionlike appearance called also… …   Medical dictionary

  • beta-sheet — …   Useful english dictionary

  • Beta — may refer to: *Beta (β), the second letter of the Greek alphabetIn finance: * Beta coefficient in Capital Asset Pricing ModelIn mathematics: * Beta function in mathematics * Beta distribution in statistics * False negative rate in statistics *… …   Wikipedia

  • Beta barrel — A beta barrel is a large beta sheet that twists and coils to form a closed structure in which the first strand is hydrogen bonded to the last. Beta strands in beta barrels are typically arranged in an antiparallel fashion. Barrel structures are… …   Wikipedia

  • Beta-propeller — A beta propeller is a type of all β protein architecture characterized by 4 8 blade shaped beta sheets arranged toroidally around a central axis. Each sheet typically has four antiparallel β strands twisted so that the first and fourth sheets are …   Wikipedia

  • Beta hairpin — The beta hairpin (or beta beta unit) structural motif is the simplest protein motif involving two beta strands that look like a hairpin. The motif consists of two strands that are adjacent in primary structure oriented in an antiparallel… …   Wikipedia

  • Beta bulge — A beta bulge is a localized disruption of the regular hydrogen bonding of a beta sheet, usually by inserting a residue with helical dihedral angles into one or both H bonded β strands.Typesβ bulges can be grouped according to their length of the… …   Wikipedia

  • Beta-defensin 2 — Defensin, beta 4A PDB rendering based on 1e4q …   Wikipedia

  • Beta-lactoglobulin — β lactoglobulin is the major whey protein of cow s milk ( 3 g/l), and is also present in many other mammalian species; a notable exception being humans. Its structure, properties and biological role have been reviewed many times… …   Wikipedia

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