From: CpG island density and its correlations with genomic features in mammalian genomes
 | Genome | CpG islands | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Species | Size (Gb)* | Number of chromosome pairs | Number of arms†| GC content (%) | ObsCpG/ExpCpG | Number of CGIs | CGI density (/Mb) | Avgerage length (bp) | GC content (%) | ObsCpG/ExpCpG |
Human | 2.85 | 23 | 82 | 40.9 | 0.236 | 37,531 | 13.2 | 1,089 | 62.0 | 0.743 |
Chimpanzee | 2.75 | 24 | 84 | 40.7 | 0.233 | 35,845 | 13.0 | 1,011 | 60.3 | 0.761 |
Macaque | 2.65 | 21 | 84 | 40.7 | 0.245 | 39,498 | 14.9 | 957 | 60.8 | 0.749 |
Mouse | 2.48 | 20 | 40 | 41.7 | 0.192 | 20,458 | 8.2 | 1,043 | 60.6 | 0.756 |
Rat | 2.48 | 21 | 64 | 41.9 | 0.220 | 19,568 | 7.9 | 1,004 | 59.7 | 0.758 |
Dog | 2.31 | 39 | 80 | 41.0 | 0.244 | 58,327 | 25.3 | 1,102 | 62.2 | 0.753 |
Cow | 2.29 | 30 | 62 | 41.9 | 0.236 | 36,729 | 16.0 | 1,023 | 61.2 | 0.740 |
Horse | 2.03 | 32 | 92 | 41.0 | 0.285 | 33,135 | 16.3 | 937 | 59.2 | 0.749 |
Opossum | 3.34 | 9 | 24 | 37.6 | 0.129 | 24,938 | 7.5 | 919 | 60.8 | 0.698 |
Platypus‡ | 0.41 | 26 | NA | 43.3 | 0.296 | 14,686 | 35.9 | 929 | 56.8 | 0.785 |