TABLE 2

Number and length of significant (P < 0.05) intergenic exchange events detected between NBS-LRR sequences located on different chromosomes and grouped within the same phylogenetic clade (Figure 1, A–K)

Exon sequenceExon and intron sequence
Phylogenetic cladeExchanges per pairwise comparisonExchange length (bp)Exchanges per pairwise comparisonExchange length (bp)
A0.01–0.075930.00–0.0417–1085
B0.00–0.0236–930.00–0.0272
C0.00–0.05288–4400.00–0.0778–1012
D0.00–0.0542–1320.00–0.0533–196
E0.0000.00–0.1914–256
F0.00–0.0438–1900.00–0.0452–146
G0.03–0.0546–1040.06–0.0820–104
H0.0000.00123–1262
I0.0000.00–0.03128–230
J0.0000.000
K0.0000.000
Average
0.021520.03222
Standard deviation
0.031560.05257

Reported number and exchange lengths represent range of values for intergenic exchange events detected using sequence mismatch penalties of 0, 1, and 2. Values of intergenic exchange represent the number of exchange events detected per pairwise comparison.