Chaperone protein synthesis upregulation
nounPronunciation: /ˈʃæpərəʊn ˈproʊtiːn ˈsɪnθəsɪs ˌʌpˈreɡjʊˈleɪʃən/
The increased production of molecular chaperones such as heat shock proteins (HSPs) in response to abiotic stress-induced protein misfolding and aggregation. These chaperones assist in protein refolding, prevent aggregation, and facilitate removal of irreparably damaged proteins.
Plain English
Plants making more protective proteins that help fold other proteins correctly when stressed.
Etymology & History
Usage
"Heat stress induced chaperone protein synthesis upregulation, with HSP70 and HSP90 transcripts increasing five-fold within two hours."
Style guide notes: Use 'chaperone protein synthesis upregulation' for specificity; avoid abbreviated 'chaperone upregulation' in formal contexts.
Also known as
Contrasted with
Related Terms
Frequently Asked Questions
What triggers chaperone protein synthesis upregulation in plants?
Abiotic stresses like heat, cold, salinity, and drought cause protein misfolding, triggering chaperone production.
Name two important chaperone proteins upregulated during stress.
HSP70 (heat shock protein 70) and HSP90 are commonly upregulated chaperones across multiple stress types.
Why Test Candidates on This?
Critical for understanding how plants maintain protein function and prevent cellular damage during multiple abiotic stresses.
Required skill level: Mid