Table 1.

Statistical analysis of Phalaenopsis equestris bacterial artificial chromosome (BAC) end sequences (BESs)

Total number of BESs	5,535
No. of paired BESs	5,360
No. of non-paired BESs	175
Total length (bp)	4,544,250
Minimum length (bp)	123
Maximum length (bp)	1,397
Average length (bp)	821
GC content	35.95%
Sequence composition
Potential transposable elements (%)	1,272 (23.0)
Simple sequence repeats (%)	950 (17.2)
Protein coding regions (%)	641 (11.6)
Chloroplast sequences (%)	29 (0.5)
Unknown genomic sequences (%)	2,643 (47.7)