molecular chaperone


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Related to molecular chaperone: Chaperone molecule

molecular chaperone

A protein that shapes other protein molecules so they can work optimally as receptors or can be secreted or cleared from cells.
See also: chaperone

molecular chaperone

see CHAPERONE.
References in periodicals archive ?
Optimisation of production of a domoic acid-binding scFv antibody fragment in Escherichia coli using molecular chaperones and functional immobilisation on a mesoporous silicate support.
Molecular Chaperones Modulate a-Synuclein Aggregation and Toxicity.
Molecular chaperones are essential for the maintenance of cellular homeostasis by facilitating various functions including degradation of proteins [1], translocation [2], folding of co-translational products [3], and protein complex assembly [4].
Heat shock protein 70 (HSP70) are the molecular chaperones that assist in folding of newly synthesized polypeptides, refolding of misfolded proteins and translocation of proteins through biological membranes, and in addition have regulatory functions in signal transduction, cell cycle and apoptosis.
Chaperonins form a sub-group of molecular chaperones and 10-kDa antigen has homology with the GroES or chaperonin-10 (Cpn l0) family of heat shock proteins (17-19).
In addition to its functions as ER molecular chaperone and [Ca.sup.2+]-binding protein (Lee 2001), Grp78 has been suggested to suppress oxyradical accumulation and mitochondrial dysfunction (Yu et al.
Molecular chaperones, like their human counterparts, prevent inappropriate liaisons between their charges and tempters that would lead them astray.
Inhibitors of Molecular Chaperones as Therapeutic Agents
Hsp90 the molecular chaperone is capable of binding nuclear receptor and steroid hormone receptor as well as binding severalprotein kinases molecular (including tyrosine protein kinase and serine/threonine kinase in the signal transduction pathway) regulating their bioactivity and participating in a range of life processes such as mitosis immunity or signal transduction (Pearl and Prodromou 2000; Picard 2002; Pratt and Toft 2003; PACopyrightroval et al.
Then molecular chaperone appeared as an endogenous protein for proper folding and/or assembly of another protein or protein complex, (32) followed by chemical chaperone (33) and chaperone therapy.
Ganetespib, an investigational drug candidate, is a selective inhibitor of heat shock protein 90 (Hsp90), a molecular chaperone which controls the folding and activation of a number of client proteins that drive tumor development and progression, added the company.
Molt cycle-dependent molecular chaperone and polyubiquitin gene expression in lobster.

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