Date Database Release #Entries #Residues -------- ------------- ------------------------ ------------- ---------------- 25/12/04 nr-nt 25-12-02 (Dec 25) 277,237,902 4,516,591,503,451 25/12/04 nr-aa 25-12-05 (Dec 25) 511,423,879 212,135,807,556 25/08/26 genbank 268.0 (Aug 25) 258,320,620 3,839,594,776,717 25/12/01 genbank-upd 268.0+/12-02 (Dec 25) 1,411,128 755,135,674,516 25/12/04 refseq 25-12-04 (Dec 25) 594,181,935 398,478,644,723 25/12/04 refnuc 25-12-04 (Dec 25) 139,886,083 221,930,210,446 25/12/04 refpep 25-12-04 (Dec 25) 454,295,852 176,548,434,277 20/04/06 embl 143 (Mar 20) 218,240,662 447,389,625,803 22/07/05 embl-upd 143+/07-05 (Jul 22) 2,054,338 298,451,901,874 20/03/05 dbest 20-03-05 (Mar 20) 77,684,010 43,247,073,286 20/03/05 dbgss 20-03-05 (Mar 20) 40,638,741 26,313,188,574 20/03/05 dbsts 20-03-05 (Mar 20) 1,304,184 620,193,386 25/12/05 htgs 25-12-05 (Dec 25) 176,688 27,727,065,463 25/10/30 uniprot 2025_04 (Oct 25) 199,579,901 74,262,109,307 25/10/27 swissprot 2025_04 (Oct 25) 573,661 207,922,125 25/10/30 trembl 2025_04 (Oct 25) 199,006,240 74,054,187,182 25/10/20 uniref 2025_04 (Oct 25) 639,028,457 236,406,262,737 25/10/20 uniref50 2025_04 (Oct 25) 58,875,981 16,875,738,790 25/10/20 uniref90 2025_04 (Oct 25) 184,146,434 64,621,732,275 25/10/21 uniref100 2025_04 (Oct 25) 396,006,042 154,908,791,672 25/08/28 genpept 268.0 (Aug 25) 349,866,226 152,691,580,170 25/12/05 genpept-upd 268.0+/12-05 (Dec 25) 12,462,224 4,315,281,178 25/11/01 pdb 25-11-01 (Nov 25) 232,479 214,775,655 25/11/01 pdbstr 25-11-01 (Nov 25) 719,484 213,519,131 15/07/17 epd 124 (Jul 15) 4,806 2,883,540 24/10/29 silva 138.2 (Oct 24) 737,813 1,400,525,557 16/11/02 rdp-ii 11.5 (Sep 16) 3,482,333 3,583,425,840 25/09/18 pr2 5.1.0 (Apr 25) 240,200 328,941,489 22/06/06 prosite 2022_02 (May 22) 2,652 22/06/06 prosdoc 2022_02 (May 22) 1,906 25/10/17 pfam 38.0 (Oct 25) 25,545 24/05/08 ncbi-cdd 3.21 (May 24) 62,455 14,100,069 21/06/23 expression 21-06-23 (Jun 21) 744 25/12/07 pathway 116.0+/12-07 (Dec 25) 583 25/12/07 module 116.0+/12-07 (Dec 25) 681,524 25/12/07 network 116.0+/12-07 (Dec 25) 1,719 25/12/07 variant 116.0+/12-07 (Dec 25) 1,820 25/12/07 disease 116.0+/12-07 (Dec 25) 3,012 25/12/07 brite 116.0+/12-07 (Dec 25) 445,877 25/12/07 orthology 116.0+/12-07 (Dec 25) 27,970 25/12/07 genes 116.0+/12-07 (Dec 25) 64,445,151 98,852,445,661 25/12/07 genome 116.0+/12-07 (Dec 25) 26,126 24/04/10 mgenes 110.0+/04-10 (Apr 24) 250,447,218 116,707,771,176 24/04/10 mgenome 110.0+/04-10 (Apr 24) 1,189 25/12/07 ligand 116.0+/12-07 (Dec 25) 54,713 25/12/07 compound 116.0+/12-07 (Dec 25) 19,569 25/12/07 dgroup 116.0+/12-07 (Dec 25) 2,529 25/12/07 drug 116.0+/12-07 (Dec 25) 12,741 25/12/07 glycan 116.0+/12-07 (Dec 25) 11,244 25/12/07 reaction 116.0+/12-07 (Dec 25) 12,383 25/12/07 rclass 116.0+/12-07 (Dec 25) 3,208 25/12/07 enzyme 116.0+/12-07 (Dec 25) 8,309 18/04/18 refgene 86.0+/04-18 (Apr 18) 166,884,068 102,362,544,059 25/12/07 linkdb 25-12-07 (Dec 25) 5,950,447,745 07/03/31 pmd Mar-07 (Mar 07) 45,239 17/02/13 aaindex 9.2 (Feb 17) 707