Words similar to activator

Example sentences for: activator

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Only one basic residue was observed among the set of activator peptides, and no peptide had a net predicted positive charge [ 21 ] .
An inhibitory effect of USF on Myc-mediated cellular proliferation has been demonstrated in HeLa cells [ 33 ] , and a non-canonical HLH element inhibits expression of the fibroblast growth factor binding protein (FGF-BP) in several carcinoma cells [ 34 ] . Furthermore, USF2 inhibits binding of hypoxia-inducible factor-1 (HIF-1) to the plasminogen activator inhibitor -1 (PAI-1) gene in hepatocytes in order to disturb transcriptional activation [ 35 ] . Our results add C/EBPβ-mediated activation of RIIβ to the mechanisms inhibited by USF.
Using 32P-labeled histone as substrate under standard assay conditions (in absence of any activator), the specific activity of the recombinant PfPP5 was measured to be 198 ± 25 nmoles of 32P/min/mg enzyme.
However, one clone, recovered 2 times and confirmed as an activator in plasmid linkage tests, had a net charge of +3, and there was no significant trend toward increased acidity among the more frequent clones (not shown).
Together, these results suggest that translation of the +1 frame of GFP, after the random peptide insert, results in a molecule with activator properties.