obsolete catabolism by host of symbiont macromolecule https://github.com/geneontology/go-ontology/issues/21469 true biological_process This term was obsoleted because it represents a molecular function. OBSOLETE. The chemical reactions and pathways performed by an organism resulting in the breakdown of macromolecules within the symbiont organism. The symbiont is defined as the smaller of the organisms involved in a symbiotic interaction. GO:0052360