part of cytoplasm intracellular membrane-bounded organelle methane-oxidizing organelle cellular_component GO:0044227 A cytoplasmic, membrane-bounded compartment found within Methanotrophic bacteria that contains enzymes and electron transfer proteins for methane catabolism. This structure is analogous to the thylakoid of Cyanobacteria and the anammoxosome of anaerobic ammonium oxidation organisms. methanotroph intracytoplasmic membrane-bound compartment methane-oxidizing compartment jl 2009-11-17T02:13:52Z