In CAM plants, Nocturnal phosphorylation of PEPCase controls primary carboxylation. PEPCase‐kinase transcripts accumulate during the night, controlled by the circadian oscillator and metabolites.

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#Id: 6864

#Unit 3. Fundamental Processes

Su(var) mutations lie in genes whose products are needed for the formation of heterochromatin such as HDAC, HMT.

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#Id: 6465

#Unit 3. Fundamental Processes

Proteins bound at enhancer elements interact with proteins bound at promoter elements via DNA looping, very often through intermediates called coactivators.

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#Id: 380

#Unit 2. Cellular Organization

The histone-fold domain is composed of three a-helical regions separated by two short unstructured loops.

 

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#Id: 6045

#Unit 10. Ecological Principles

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#Id: 5301

#Unit 7. System Physiology – Animal

Atrial systole 

Preceded by the depolarization of the atria

Contraction of the atrium causes an increase in atrial pressure.