MEROPS: the peptidase database.
Rawlings ND, Morton FR, Kok CY, Kong J, Barrett AJ.
Rawlings ND, et al. Among authors: barrett aj.
Nucleic Acids Res. 2008 Jan;36(Database issue):D320-5. doi: 10.1093/nar/gkm954. Epub 2007 Nov 8.
Nucleic Acids Res. 2008.
PMID: 17991683
Free PMC article.