| 1953 | A Structure for Deoxyribose Nucleic Acid James Watson and Francis Crick’s classic paper that first describes the double helical structure of DNA. |
| 1962 | Pauling’s theory of molecular evolution |
| 1962 | Watson & Crick get Nobel Prize for elucidating the double helical structure of DNA |
| 1965 | Margaret Dayhoff’s Atlas of Protein Sequences |
| 1970 | Needleman-Wunsch algorithm |
| 1977 | DNA sequencing and software to analyze it (Staden) |
| 1981 | Smith-Waterman algorithm developed |
| 1981 | The concept of a sequence motif (Doolittle) |
| 1982 | GenBank Release 3 made public |
| 1982 | Phage lambda genome sequenced |
| 1983 | Sequence database searching algorithm (Wilbur-Lipman) |
| 1985 | FASTP/FASTN: fast sequence similarity searching |
| 1988 | National Center for Biotechnology Information (NCBI) created at NIH/NLM |
| 1988 | EMBnet network for database distribution |
| 1990 | BLAST: fast sequence similarity searching |
| 1991 | EST: expressed sequence tag sequencing |
| 1993 | Sanger Centre, Hinxton, UK |
| 1994 | EMBL European Bioinformatics Institute, Hinxton, UK |
| 1995 | Methanococcus jannaschii genome sequenced; confirms existence of third major branch of life on earth |
| 1996 | Yeast genome completely sequenced |
| 1996 | Sequence of the human T-cell receptor region completed. |
| 1997 | PSI-BLAST |
| 1997 | Escherichia coli genome sequence completed |
| 1998 | Worm (multicellular) genome completely sequenced |
| 1998 | Fly genome completely sequenced |
| 2001 | Special issues of Science (Feb. 16, 2001) and Nature (Feb. 15, 2001) contain the working draft of the human genome sequence. |
| 2002 | Mouse Genome Sequencing Consortium publishes its draft sequence of mouse genome in the December 5, 2002, issue of Nature. |
| 2002 | International consortium led by the DOE Joint Genome Institute publishes draft sequence of Fugu rubripes. |
| 2003 | Human Chromosome 14 Finished - Chromosome 14 is the fourth chromosome to be completely sequenced. |