List of abbreviations used in the tables

bpbasepair(s)
chrchromosome
Mbpmegabasepair(s)
nnucleotide(s)
NaNnot a number
SDstandard deviation
SSRsimple sequence repeat (= microsatellite)
uunit(s)

Genomic regions
allall sequences examined,
including those entries that have no CDS line
itgintergenic regions
intintrons
exoexons

Taxonomic groupsSource of sequences
(GenBank file)
GenBank release
priprimatesgbpri.seqRel. 107
rodrodentsgbrod.seqRel. 109
mamother mammals (excluding primates and rodents)gbmam.seq
vrtother vertebrata (excluding all mammals)gbvrt.seq
artarthropodsfrom gbinv.seqRel. 110
celC. elegansfrom gbinv.seq; not the full sequence
embplants (embryophyta only)from gbpln.seq
sceS. cerevisiaefrom gbpln.seq; not the full sequence
fngfungi (excluding all Saccharomyces)from gbpln.seq
Other sequencesSource of sequencesDate
c22human chromosome 22chr 22 superlink at the Sanger Centre01-12-1999