SWISS-PROT protein sequence database
Release 2018_09, Oct 18
Swiss Institute of Bioinformatics; European Bioinformatics Institute
558,590 entries, 200,544,181 residues

TrEMBL protein sequence database
Release 2018_09, Oct 18
European Bioinformatics Institute; Swiss Institute of Bioinformatics
126,780,198 entries, 42,722,085,878 residues

Re-organized Protein Data Bank
Release 18-10-20, Oct 18
Kyoto University Bioinformatics Center
382,342 entries, 101,325,304 residues