title: Size and shape of membrane proteins: some improved procedures.
mesh_terms: D002850:Chromatography, Gel / Q000379:methods; D003902:Detergents; D005614:Freeze Fracturing / Q000379:methods; D008565:Membrane Proteins / Q000302:isolation & purification; D011487:Protein Conformation; D012542:Scattering, Radiation; D014461:Ultracentrifugation / Q000379:methods; D014965:X-Rays
chemical_list: D003902:Detergents; D008565:Membrane Proteins