GO:0044421	C	0.77	extracellular region part
GO:0005615	C	0.76	extracellular space
GO:0044464	C	0.54	cell part
GO:0044425	C	0.35	membrane part
GO:0031224	C	0.33	intrinsic component of membrane
GO:0016021	C	0.31	integral component of membrane
GO:0016020	C	0.29	membrane
GO:0044459	C	0.26	plasma membrane part
GO:0005886	C	0.23	plasma membrane
GO:0005887	C	0.20	integral component of plasma membrane
