Table 1

Genomes and motifs

GC extremes

Special motifs



Sample

Genome size

GC ≤ 10%

GC ≥ 75%

GC ≥ 85%

(AT)15

G|C ≥ 80%

Bad promoters


P. falciparum

23,263,391

10,030,724 (43%)

0

0

1,258,098 (5.4%)

0

-

E. coli

4,638,920

0

2,705 (0.058%)

0

0

0

-

R. sphaeroides

4,131,450

0

2,479,536 (60%)

90,207 (2.2%)

0

0

-

Human

2,684,573,005

6,228,029 (0.23%)

20,669,681 (0.77%)

2,980,450 (0.11%)

1,253,245 (0.047%)

802,554 (0.030%)

190,041 (0.0071%)


For each genome sequenced as part of this work, we show its size in bases, along with the number of bases of each bias motif (see text). Only unambiguous (A, C, T, or G) bases from each reference are included. Plasmids, mitochondria, and sex chromosomes were excluded from the counts.

Ross et al. Genome Biology 2013 14:R51   doi:10.1186/gb-2013-14-5-r51

Open Data