Date Database Release #Entries #Residues -------- ------------- ------------------------ ------------- ---------------- 25/08/23 nr-nt 25-08-21 (Aug 25) 275,319,663 3,926,492,483,182 25/08/24 nr-aa 25-08-23 (Aug 25) 552,617,387 224,191,118,343 25/08/26 genbank 268.0 (Aug 25) 258,320,620 3,839,594,776,717 25/08/20 genbank-upd 267.0+/08-20 (Aug 25) 829,101 395,498,357,741 25/08/28 refseq 25-08-29 (Aug 25) 576,888,627 390,981,574,656 25/08/28 refnuc 25-08-29 (Aug 25) 139,512,107 220,053,225,469 25/08/28 refpep 25-08-29 (Aug 25) 437,376,520 170,928,349,187 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 25/08/24 htgs 25-08-24 (Aug 25) 176,688 27,727,065,463 25/07/10 uniprot 2025_03 (Jun 25) 253,635,358 90,245,019,802 25/07/05 swissprot 2025_03 (Jun 25) 573,661 207,922,125 25/07/10 trembl 2025_03 (Jun 25) 253,061,697 90,037,097,677 25/06/23 uniref 2025_03 (Jun 25) 743,534,908 271,627,245,011 25/06/23 uniref50 2025_03 (Jun 25) 70,198,728 20,080,454,799 25/06/23 uniref90 2025_03 (Jun 25) 208,005,650 71,627,808,805 25/06/24 uniref100 2025_03 (Jun 25) 465,330,530 179,918,981,407 25/08/28 genpept 268.0 (Aug 25) 349,866,226 152,691,580,170 25/08/24 genpept-upd 267.0+/08-24 (Aug 25) 17,344,522 5,871,976,854 25/08/30 pdb 25-08-30 (Aug 25) 230,335 211,675,560 25/08/30 pdbstr 25-08-30 (Aug 25) 710,568 210,443,817 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 23/05/22 pr2 5.0.1 (May 23) 221,085 312,096,825 22/06/06 prosite 2022_02 (May 22) 2,652 22/06/06 prosdoc 2022_02 (May 22) 1,906 25/06/23 pfam 37.4 (June 24) 24,736 24/05/08 ncbi-cdd 3.21 (May 24) 62,455 14,100,069 21/06/23 expression 21-06-23 (Jun 21) 744 25/09/02 pathway 115.0+/09-02 (Sep 25) 580 25/09/02 module 115.0+/09-02 (Sep 25) 663,277 25/09/02 network 115.0+/09-02 (Sep 25) 1,649 25/09/02 variant 115.0+/09-02 (Sep 25) 1,657 25/09/02 disease 115.0+/09-02 (Sep 25) 2,961 25/09/02 brite 115.0+/09-02 (Sep 25) 436,412 25/09/02 orthology 115.0+/09-02 (Sep 25) 27,785 25/09/02 genes 115.0+/09-02 (Sep 25) 62,356,032 95,726,859,626 25/09/02 genome 115.0+/09-02 (Sep 25) 25,869 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 25/09/02 ligand 115.0+/09-02 (Sep 25) 54,537 25/09/02 compound 115.0+/09-02 (Sep 25) 19,513 25/09/02 dgroup 115.0+/09-02 (Sep 25) 2,519 25/09/02 drug 115.0+/09-02 (Sep 25) 12,684 25/09/02 glycan 115.0+/09-02 (Sep 25) 11,232 25/09/02 reaction 115.0+/09-02 (Sep 25) 12,312 25/09/02 rclass 115.0+/09-02 (Sep 25) 3,206 25/09/02 enzyme 115.0+/09-02 (Sep 25) 8,274 18/04/18 refgene 86.0+/04-18 (Apr 18) 166,884,068 102,362,544,059 25/09/02 linkdb 25-09-02 (Sep 25) 6,529,513,071 07/03/31 pmd Mar-07 (Mar 07) 45,239 17/02/13 aaindex 9.2 (Feb 17) 707