Table 1.

The optimal codons based on high and low levels of expression. AA: amino acids

		M. japonicus			M. pulchricaudatus
AA	Codon	RSCU-H	RSCU-L	△RSCU	RSCU-H	RSCU-L	△RSCU
Val	GUC	1.557	0.995	0.563	1.454	0.984	0.470
Ser	UCG	1.005	0.682	0.324	1.202	0.717	0.486
Pro	CCC	1.552	0.906	0.646	1.764	0.920	0.844
	CCG	0.896	0.614	0.282	1.047	0.606	0.441
Thr	ACC	1.756	0.959	0.797	1.627	1.001	0.626
	ACG	1.170	0.698	0.472	1.356	0.720	0.636
Ala	GCG	0.836	0.564	0.271	1.002	0.537	0.464
Tyr	UAC	1.602	0.944	0.658	1.609	0.943	0.666
His	CAC	1.551	0.986	0.565	1.541	0.998	0.544
Asn	AAC	1.605	0.966	0.639	1.590	0.998	0.591
Asp	GAC	1.470	0.991	0.479	1.545	0.986	0.559
Glu	GAG	1.329	0.924	0.405	1.465	0.917	0.548
Cys	UGC	1.407	0.929	0.478	1.469	0.980	0.488
Arg	CGC	1.832	0.835	0.997	2.120	0.830	1.289
Gly	GGC	1.819	1.001	0.818	2.108	0.978	1.130