mating projection base obsolete shmoo true OBSOLETE. The characteristic projection formed in response to mating pheromone by cells of Saccharomyces and other fungi with similar life cycles. Named after the Al Capp cartoon character, whose shape it resembles. GO:0005936 shmoo This term was made obsolete because it represents a type of whole cell rather than a cellular component. To update annotations, consider the external ontology term 'shmoo ; FAO:0001023'. cellular_component mating projection