Table I.

Analysis of sequence motifs in the Bln1-1 promoter compared with rice

Sequence Motif	No. of Motifs
	Statistically Expecteda	Observed in Rice (Mean)b	Observed in Bln1-1 Promoter
ACII (CCACCAACCCCC)	0.00011	0.00067	1 (99.9%)c
MYB (MACCWAMC)	0.22	0.35	2 (93.5%)
Root specific (ATATT)	1.78	4.01	9 (89.5%)
W-box (TTTGACY)	0.22	0.35	3 (98.4%)
XYLAT (ACAAAGAA)	0.028	0.068	1 (93.5%)

^aExpected number of motifs based on length of the Bln1-1 promoter.

^bObserved number of motifs in the rice genome per gene.

^cPercentage of promoters in the rice genome that have a lower number of motifs compared with Bln1-1.