GO:0016020	membrane	79
GO:0005634	nucleus	66
GO:0031974	membrane-enclosed lumen	51
GO:0032991	protein-containing complex	50
GO:0005829	cytosol	50
GO:0031982	vesicle	47
GO:0005615	extracellular space	43
GO:0012505	endomembrane system	36
GO:0005856	cytoskeleton	26
GO:0042995	cell projection	26
GO:0005783	endoplasmic reticulum	18
GO:0005739	mitochondrion	12
GO:0005794	Golgi apparatus	11
GO:0005768	endosome	11
GO:0031012	extracellular matrix	10
GO:0005773	vacuole	10
GO:0005694	chromosome	7
GO:0031975	envelope	6
GO:0005840	ribosome	5
GO:0042579	microbody	1
