... functional features The symmetry relates the RNA backbone to nucleotide orientation, but shows no sequence homology This demonstrates the superiority of function over sequence conservation, suggesting ... compression zones These open small degradation tracks, and continuously expanding tubes then become filled with cells and mobile cell masses Pericellular proteolysis is hence a prerequisite for ... who discussed extracellular It is all about resolution proteolysis in neuronal plasticity, learning and memory C-Fos and its functional form, the AP-1 transcription factor, emerged in his studies...