has_part abnormal mitotic sister chromatid segregation cut septation following abnormal nuclear division 2011-04-19T02:59:38Z midori FYPO:0000322 FYPO:0000323 mitotic catastrophe cut during mitotic cell cycle An inviable phenotype observed in the vegetative growth phase of the life cycle in which a cell undergoes septation despite abnormal mitotic nuclear division, such that the septum physically divides the nucleus into two parts, giving rise to inviable daughter cells. FYPO:0000229 cut during vegetative growth inviable vegetative cell premature septum assembly