Kinesin proteins eat away at microtubules, shortening them and pulling chromosomes to opposite spindle poles during cell division in most organisms. However, fission yeast lacks these proteins, and ...

Electron microscope image of fission yeast cells used in study (Max Planck Institute for Developmental Biology via Eurekalert ...

Study in fission yeast revealed a key role for a set of enzymes called agmatinases, which break down the metabolite agmatine into polyamines.