title: Comparison of frozen-hydrated and negatively stained crystals of Ca-ATPase suggests a shape for the intramembranous domain.
authors: Laboratory of Molecular Biology, Cambridge, U.K.
authors: D L
authors: DL
authors: Stokes
authors: N M
authors: NM
authors: Green
mesh_terms: D000818:Animals; D000252:Calcium-Transporting ATPases / Q000737:chemistry* / Q000648:ultrastructure; D005615:Freezing; D046911:Macromolecular Substances; D008565:Membrane Proteins / Q000737:chemistry* / Q000648:ultrastructure; D008854:Microscopy, Electron; D008961:Models, Structural; D011487:Protein Conformation; D012519:Sarcoplasmic Reticulum / Q000201:enzymology; D014961:X-Ray Diffraction
chemical_list: D046911:Macromolecular Substances; D008565:Membrane Proteins; D000252:Calcium-Transporting ATPases