SWISS-PROT protein sequence database
Release 2024_02, Mar 24
Swiss Institute of Bioinformatics; European Bioinformatics Institute
571,282 entries, 206,678,396 residues

TrEMBL protein sequence database
Release 2024_02, Mar 24
European Bioinformatics Institute; Swiss Institute of Bioinformatics
248,234,451 entries, 87,367,689,973 residues

Re-organized Protein Data Bank
Release 24-04-20, Apr 24
Kyoto University Bioinformatics Center
637,891 entries, 184,653,656 residues