GO:0016021

integral component of membrane

Details: 
The component of a membrane consisting of gene products and protein complexes that have some part that penetrates at least one leaflet of the membrane bilayer. This component includes gene products that are buried in the bilayer with no exposure outside the bilayer.
GO Category: 
CC
MFS
Sugar_tr
Peptidase_A22B superfamily
COG4178
EMP70 superfamily
MdlB
EMP70 superfamily
Trans_IPPS_HH
Sugar_tr
ATPase-IIA1_Ca