}}'''ModBase''' is a database of annotated [[Homology modeling|comparative protein structure]] models, containing models for more than 3.8 million unique protein sequences.<ref name="pmid21097780">{{cite journal | quotes = yes|last=Pieper|first=Ursula|authorlink=|coauthors=Webb Benjamin M, Barkan David T, Schneidman-Duhovny Dina, Schlessinger Avner, Braberg Hannes, Yang Zheng, Meng Elaine C, Pettersen Eric F, Huang Conrad C, Datta Ruchira S, Sampathkumar Parthasarathy, Madhusudhan Mallur S, Sjölander Kimmen, Ferrin Thomas E, Burley Stephen K, Sali Andrej|year=2011|month=Jan|title=ModBase, a database of annotated comparative protein structure models, and associated resources|journal = Nucleic Acids Res.|volume=39|issue=Database issue|pages=D465-74|publisher= |___location = England| issn = | pmid = 21097780|doi = 10.1093/nar/gkq1091| bibcode = | oclc =| id = | url = | pmc =3013688 |language = eng| format = | accessdate = | laysummary = | laysource = | laydate = | quote = }}</ref> Models are created by the [[comparative modeling]] pipeline [[ModPipe]] which relies on the [[MODELLER]] program.
ModBase is developed in the laboratory of [[Andrej Sali]] at [[UCSF]]. ModBase models are also accessible through the [[Protein Model Portal]].
