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Volume 6, Number 5—October 2000

Perspective

Comparative Genomics and Understanding of Microbial Biology

Claire M. Fraser, Jonathan Eisen, Robert D. Fleischmann, Karen A. Ketchum, and Scott Peterson
Author affiliations: The Institute for Genomic Research, Rockville, Maryland, USA

Main Article

Table

Summary of predicted coding sequences from completed microbial genomes

Genome size ORF no. Unknown Unique
Organism (Mbp) no. (%) no. (%)
Archaoglobus fulgidus 2.18 2437 1315 (54) 641 (26)
Methanobacterium thermotautotrophicum 1.75 1855 1010 (54) 496 (27)
Methanococcus jannaschii 1.66 1749 1076 (62) 525 (30)
Pyrococcus horikoshii 1.74 2061 859 (42) 453 (22)
Aquifex aeolicus 1.50 1521 663 (44) 407 (27)
Bacillus subtilis 4.20 4100 1722 (42) 1053 (26)
Borrelia burgdorferi 1.44 1751 1132 (65) 682 (39)
Chlamydia pneumoniae 1.23 1073 437 (40) 186(17)
C. trachomatis 1.04 894 290 (32) 255 (28)
Deinococcus radiodurans 3.28 3193 1515 (47) 1001 (31)
Escherichia coli 4.60 4288 1632 (38) 1114 (26)
Haemophilus influenzae 1.83 1692 592 (35) 237 (14)
Helicobacter pylori 1.66 1657 744 (45) 539 (33)
Mycobacterium tuberculosis 4.41 3924 1521 (39) 606 (15)
Mycoplasma genitalium 0.58 470 173 (37) 7 (2)
Mycobacterium pneumoniae 0.81 677 248 (37) 67 (10)
Rickettsia prowazekii 1.11 834 311 (38) 207 (25)
Synechocystis sp. 3.57 3168 2384 (75) 1426 (45)
Thermotoga maritima 1.86 1877 863 (46) 373 (20)
Treponema pallidum 1.14 1040 461 (44) 28 (27)
TOTALS 41.6 40,261 18,948 (47) 10,303 (26)

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