Amino acid	Codon	RFI	Amino acid	Codon	RFI	Amino acid	Codon	RFI	Amino acid	Codon	RFI
Phe	UUU	±	Ser	UCU	±	Tyr	UAU	±	Cys	UGU	−
Phe	UUC	±		UCC	±	Tyr	UAC	−	Cys	UGC	±
Leu	UUA	−		UCA	±	STOP	UAA	±	STOP	UGA	±
Leu	UUG	−		UCG	±	STOP	UAG	−	Trp	UGG	＋
Leu	CUU	−	Pro	CCU	±	His	CAU	±	Arg	CGU	±
	CUC	±		CCC	±	His	CAC	−		CGC	−
	CUA	− −		CCA	±	Gln	CAA	±		CGA	±
	CUG	−		CCG	＋＋	Gln	CAG	±		CGG	−
lle	AUU	±	Thr	ACU	±	Asn	AAU	±	Ser	AGU	±
	AUC	±		ACC	±	Asn	AAC	±	Ser	AGC	±
	AUA	±		ACA	±	Lys	AAA	±	Arg	AGA	−
Met	AUG	−		ACG	±	Lys	AAG	＋	Arg	AGG	±
Val	GUU	−	Ala	GCU	−	Asp	GAU	±	Gly	GGU	±
	GUC	±		GCC	±	Asp	GAC	±		GGC	±
	GUA	±		GCA	＋	Glu	GAA	±		GGA	＋
	GUG	−		GCG	±	Glu	GAG	−		GGG	−