Table 3.

Summary of features over identified collinearity discontinuities and all annotated B. rapa sequence

	All sequence	Genic	Intergenic	All CDs	Inter-chromosomal CDs	Intra-chromosomal CDs
%GC content	35.4	40.9	30.1	34.0	35.2	33.3
SSR density/kb	0.22	0.17	0.27	0.24	0.28	0.21
Gene model density/kb	0.23	n/a	n/a	0.20	0.23	0.18
Models with EST support/kb	0.13	n/a	n/a	0.09	0.11	0.08
Mapped Solexa leaf read density/kb	40.8	64.6	12.6	13.7	15.6	12.5