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Table 1 Statistics of 13 genomes analyzed

From: Patterns of exon-intron architecture variation of genes in eukaryotic genomes

Species Sequences used (Mb)1 CDS count2 Exon count3 Intron count Average Exon length (bp) Average Exon GC (%) Average Intron length (bp) Average Intron GC (%)
A. thaliana 119.2 23488 135697 118838 223.7 44.1 163.7 32.7
B. taurus 2434 16829 162223 151199 162.3 52.0 4516.4 46.9
C. elegans 100.3 27123 171102 149895 208.4 43.0 334.7 29.1
C. familiaris 2445 15960 161238 147118 157.2 50.6 3535.5 46.1
D. melanogaster 118.4 8119 43847 40732 370.0 52.7 1530.7 36.5
D. rerio 1547 20256 173438 156972 156.2 48.7 2276.4 34.5
G. gallus 1032 14367 142329 133690 152.1 48.2 2811.8 42.6
H. sapiens 3077 40430 381122 378089 162.7 50.8 5848.7 45.9
M. musculus 2644 30546 254605 243458 170.5 51.1 4683.6 46.0
O. sativa 372.1 41046 178106 144863 306.0 51.0 396.1 37.7
P. troglodytes 3176 30010 296830 287132 156.2 50.7 6003.7 45.3
R. norvegicus 2719 22243 195940 186864 172.9 51.1 4406.4 46.3
T. nigroviridis 217.3 15455 122253 108901 174.3 54.5 599.5 45.4
  1. Sequences used were all assembled chromosome sequences in the related databases; CDS count represented all known transcripts available in the table "transcript" of Ensembl database (build 44); Exon (or intron) count did not include these in UTR region.