Date Database Release #Entries #Residues -------- ------------- ------------------------ ------------- ---------------- 26/01/16 nr-nt 26-01-07 (Jan 26) 277,759,327 4,692,089,924,562 26/01/17 nr-aa 26-01-17 (Jan 26) 518,510,096 214,816,958,754 25/12/23 genbank 269.0 (Dec 25) 259,677,058 4,504,040,245,869 26/01/23 genbank-upd 269.0+/01-23 (Jan 26) 544,905 228,798,415,240 25/12/11 refseq 25-12-11 (Dec 25) 596,092,842 399,749,862,112 25/12/11 refnuc 25-12-11 (Dec 25) 140,656,410 222,692,839,255 25/12/11 refpep 25-12-11 (Dec 25) 455,436,432 177,057,022,857 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 26/01/17 htgs 26-01-17 (Jan 26) 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 25/12/30 genpept 269.0 (Dec 25) 359,425,329 156,039,233,296 26/01/17 genpept-upd 269.0+/01-17 (Jan 26) 2,620,938 912,329,001 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 26/01/23 pfam 38.2 (Mar 26) 30,134 24/05/08 ncbi-cdd 3.21 (May 24) 62,455 14,100,069 21/06/23 expression 21-06-23 (Jun 21) 744 26/01/25 pathway 117.0+/01-25 (Jan 26) 584 26/01/25 module 117.0+/01-25 (Jan 26) 685,494 26/01/25 network 117.0+/01-25 (Jan 26) 1,719 26/01/25 variant 117.0+/01-25 (Jan 26) 1,826 26/01/25 disease 117.0+/01-25 (Jan 26) 3,023 26/01/25 brite 117.0+/01-25 (Jan 26) 449,110 26/01/25 orthology 117.0+/01-25 (Jan 26) 28,050 26/01/25 genes 117.0+/01-25 (Jan 26) 65,249,210 100,110,692,685 26/01/25 genome 117.0+/01-25 (Jan 26) 26,236 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 26/01/25 ligand 117.0+/01-25 (Jan 26) 54,718 26/01/25 compound 117.0+/01-25 (Jan 26) 19,571 26/01/25 dgroup 117.0+/01-25 (Jan 26) 2,532 26/01/25 drug 117.0+/01-25 (Jan 26) 12,769 26/01/25 glycan 117.0+/01-25 (Jan 26) 11,246 26/01/25 reaction 117.0+/01-25 (Jan 26) 12,384 26/01/25 rclass 117.0+/01-25 (Jan 26) 3,208 26/01/25 enzyme 117.0+/01-25 (Jan 26) 8,309 18/04/18 refgene 86.0+/04-18 (Apr 18) 166,884,068 102,362,544,059 26/01/25 linkdb 26-01-25 (Jan 26) 5,994,145,788 07/03/31 pmd Mar-07 (Mar 07) 45,239 17/02/13 aaindex 9.2 (Feb 17) 707