Table 1 Sequences included in this survey

1

Archaeoglobus fulgidus

Aful

2178

NC_000917

04 Jan 01

2

Bacillus subtilis

Bsub

4214

NC_000964

12 Oct 01

3

Borrelia burgdorferi

Bbur

910

AE000783

09 Jan 01

4

Campylobacter jejuni

Cjej

1641

AL111168

08 Jul 01

5

Chlamydia pneumoniae J138

Cpne

1226

BA000008

08 Dec 00

6

Chlamydia trachomatis

Ctra

1042

AE001273

09 Jan 01

7

Escherichia coli K12

Ecol

4639

U00096

22 Dec 99

8

Haemophilus influenzae

Hinf

1830

L42023

22 Dec 99

9

Helicobacter pylori J99

Hpyl

1643

AE001439

09 Jan 01

10

Methanococcus jannaschii

Mjan

1664

L77117

22 Dec 99

11

Mycoplasma genitalium

Mgen

580

NC_000908

12 Mar 01

12

Mycoplasma pneumoniae

Mpne

816

NC_000912

13 Jul 01

13

Plasmodium falciparum, chr II

Pfa2

947

NC_000910

08 Nov 01

14

Plasmodium falciparum, chr III

Pfa3

1060

NC_000521

08 Nov 01

15

Saccharomyces cerevisiae, chr XI

Sc11

666

NC_001143

06 Jun 01

16

Saccharomyces cerevisiae, chr XV

Sc15

1091

NC_001147

22 Mar 01

17

Staphylococcus aureus N315

Saur

2813

NC_002745

04 Oct 01

18

Synechocystis PCC6803

Syne

3573

NC_000911

23 Oct 01

19

Vibrio cholerae, chromosome I

Vch1

2961

AE003852

09 Jan 01

20

Vibrio cholerae, chromosome II

Vch2

1072

NC_002506

13 Sep 01

21

Arabidopsis thaliana, chr IV (1st half)

Ath4

8750

NC_003075

21 Aug 01

22

Human, chromosome XXII

Hs22

7657

NT_001039

01 Dec 00

sum

52973