Table 4.

Preferred codons, optimal codons and rare codons in non-grass monocots

Codon type	Codon 3rd base	M. acuminata	M. balbisiana	Pho. dactylifera	S. polyrhiza	Phy. heterocycla
RSCU > 1	G/C/A/U	34	33	30	29	33
	G/C	16	17	12	26	21
	A/U	18	16	18	3	12
	A	6	6	6	1	4
	U	12	10	12	2	8
	G	8	7	7	11	8
	C	8	10	5	15	13
Optimal	G/C/A/U	27	27	27	27	27
	G/C	27	27	27	27	27
	A/U	0	0	0	0	1
	A	0	1	0	1	1
	U	0	0	0	0	0
	G	11	11	10	11	11
	C	16	16	16	16	16
Rare codon	G/C/A/U	1	1	0	3	4
	U	0	0	0	1	3
	A	1	1	0	2	1