regulatory proteins

regulatory proteins

1. proteins which regulate the contraction of muscle by controlling the interaction of myosin and actin. Calcium is an essential component of this reaction. The two proteins are troponin and tropomyosin.
2. special proteins that bind to specific regulatory sequences of DNA and act to switch genes on and off and thereby regulate the transcription of genes.
References in periodicals archive ?
But that strategy has so far proven difficult, as most p53 regulatory proteins operate via protein-protein interactions, which make for poor drug targets, as opposed to ones based on enzymes.
Blockade of CRM1 leads to accumulation and activation of tumor suppressor and growth regulatory proteins in the nucleus, leading to potent and selective tumor cell apoptosis while sparing normal cells.
Recent evidence suggests that RBC complement regulatory proteins are involved in malaria associated anaemia (3,4).