TABLE 4.

Codon–anticodon recognition patterns and codon usage of four Polygonum chloroplast genomes

AA	Codon	RSCU value
		P. aviculare	P. bistorta	P. orientale	P. perfoliatum
Stop	UAA	1.66	1.64	1.64	1.66
	UAG	0.76	0.73	0.75	0.67
	UGA	0.59	0.63	0.61	0.67
Ala	GCA	1.13	1.11	1.13	1.13
	GCC	0.7	0.74	0.72	0.68
	GCG	0.46	0.52	0.51	0.52
	GCU	1.7	1.64	1.64	1.68
Cys	UGC	0.52	0.54	0.59	0.55
	UGU	1.48	1.46	1.41	1.45
Asp	GAC	0.43	0.43	0.41	0.41
	GAU	1.57	1.57	1.59	1.59
Glu	GAA	1.5	1.46	1.46	1.46
	GAG	0.5	0.54	0.54	0.54
Phe	UUC	0.66	0.67	0.68	0.65
	UUU	1.34	1.33	1.32	1.35
Gly	GGA	1.54	1.56	1.53	1.57
	GGC	0.5	0.48	0.51	0.48
	GGG	0.74	0.74	0.73	0.7
	GGU	1.21	1.22	1.23	1.25
His	CAC	0.49	0.47	0.48	0.5
	CAU	1.51	1.53	1.52	1.5
Ile	AUA	0.93	0.97	0.96	0.95
	AUC	0.56	0.55	0.55	0.54
	AUU	1.51	1.48	1.49	1.51
Lys	AAA	1.49	1.48	1.48	1.49
	AAG	0.51	0.52	0.52	0.51
Leu	CUA	0.85	0.85	0.83	0.84
	CUC	0.43	0.45	0.42	0.42
	CUG	0.38	0.38	0.4	0.39
	CUU	1.29	1.26	1.31	1.28
	UUA	1.85	1.84	1.77	1.83
	UUG	1.21	1.22	1.27	1.24
Met	AUG	1	1	1	1
Asn	AAC	0.51	0.46	0.5	0.51
	AAU	1.49	1.54	1.5	1.49
Pro	CCA	1.04	1.12	1.07	1.04
	CCC	0.76	0.78	0.82	0.79
	CCG	0.69	0.61	0.6	0.62
	CCU	1.51	1.49	1.51	1.55
Gln	CAA	1.52	1.51	1.5	1.51
	CAG	0.48	0.49	0.5	0.49
Arg	AGA	1.68	1.76	1.69	1.71
	AGG	0.77	0.74	0.8	0.76
	CGA	1.43	1.42	1.43	1.4
	CGC	0.36	0.4	0.36	0.37
	CGG	0.47	0.42	0.47	0.48
	CGU	1.29	1.27	1.26	1.29
Ser	AGC	0.42	0.42	0.42	0.44
	AGU	1.17	1.2	1.16	1.16
	UCA	1.15	1.14	1.16	1.17
	UCC	0.97	1.03	0.99	0.97
	UCG	0.63	0.61	0.6	0.58
	UCU	1.66	1.6	1.66	1.67
Thr	ACA	1.23	1.23	1.27	1.25
	ACC	0.73	0.73	0.7	0.7
	ACG	0.51	0.55	0.52	0.53
	ACU	1.53	1.49	1.51	1.52
Val	GUA	1.46	1.43	1.44	1.46
	GUC	0.56	0.57	0.6	0.58
	GUG	0.54	0.55	0.54	0.53
	GUU	1.44	1.45	1.42	1.43
Trp	UGG	1	1	1	1
Tyr	UAC	0.38	0.39	0.41	0.41
	UAU	1.62	1.61	1.59	1.59