Murzin A, Lesk A, Chothia C (1994). „Principles determining the structure of beta-sheet barrels in proteins. I. A theoretical analysis”. J Mol Biol. 236 (5): 1369—81. PMID8126726. doi:10.1016/0022-2836(94)90064-7.
Murzin A, Lesk A, Chothia C (1994). „Principles determining the structure of beta-sheet barrels in proteins. II. The observed structures”. J Mol Biol. 236 (5): 1382—400. PMID8126727. doi:10.1016/0022-2836(94)90065-5.
Liu, WM. (1998). „Shear numbers of protein beta-barrels: definition refinements and statistics”. J Mol Biol. 275 (4): 541—5. PMID9466929. doi:10.1006/jmbi.1997.1501.
Murzin A, Lesk A, Chothia C (1994). „Principles determining the structure of beta-sheet barrels in proteins. I. A theoretical analysis”. J Mol Biol. 236 (5): 1369—81. PMID8126726. doi:10.1016/0022-2836(94)90064-7.
Murzin A, Lesk A, Chothia C (1994). „Principles determining the structure of beta-sheet barrels in proteins. II. The observed structures”. J Mol Biol. 236 (5): 1382—400. PMID8126727. doi:10.1016/0022-2836(94)90065-5.
Liu, WM. (1998). „Shear numbers of protein beta-barrels: definition refinements and statistics”. J Mol Biol. 275 (4): 541—5. PMID9466929. doi:10.1006/jmbi.1997.1501.