Laskowski RA, Hutchinson EG, Michie AD, Wallace AC, Jones ML, Thornton JM (Dec 1997). "PDBsum: a Web-based database of summaries and analyses of all PDB structures". Trends in Biochemical Sciences. 22 (12): 488–90. doi:10.1016/S0968-0004(97)01140-7. PMID9433130.
"PDBsum documentation: About PDBsum". European Molecular Biology Laboratory – The European Bioinformatics Institute. Retrieved 9 September 2014.
nih.gov
pubmed.ncbi.nlm.nih.gov
Laskowski RA, Hutchinson EG, Michie AD, Wallace AC, Jones ML, Thornton JM (Dec 1997). "PDBsum: a Web-based database of summaries and analyses of all PDB structures". Trends in Biochemical Sciences. 22 (12): 488–90. doi:10.1016/S0968-0004(97)01140-7. PMID9433130.