Table 2.

Relative synonymous codon usage in the protein-encoding genes of the mitochondrial genome of C. antarcticus.

Amino acid	codon	n	RSCU	Amino acid	codon	n	RSCU	Amino acid	codon	n	RSCU	Amino acid	codon	n	RSCU
Phe	UUU	303	1.72	Ser	UCU	114	2.61	Tyr	UAU	114	1.40	Cys	UGU	22	1.38
	UUC	50	0.28		UCC	19	0.43		UAC	49	0.60		UGC	10	0.62
Leu	UUA	286	3.31		UCA	73	1.67					Trp	UGA	65	1.44
	UUG	41	0.47		UCG	19	0.43						UGG	25	0.56
	CUU	88	1.02	Pro	CCU	54	1.58	His	CAU	43	1.23	Arg	CGU	15	1.07
	CUC	14	0.16		CCC	29	0.85		CAC	27	0.77		CGC	11	0.79
	CUA	77	0.89		CCA	41	1.20	Gln	CAA	57	1.75		CGA	22	1.57
	CUG	13	0.15		CCG	13	0.38		CAG	8	0.25		CGG	8	0.57
Ile	AUU	268	1.63	Thr	ACU	73	1.51	Asn	AAU	116	1.41	Ser	AGU	29	0.66
	AUC	60	0.37		ACC	34	0.70		AAC	48	0.59		AGC	9	0.21
Met	AUA	216	1.69		ACA	81	1.68	Lys	AAA	80	1.65		AGA	82	1.87
	AUG	40	0.31		ACG	5	0.10		AAG	17	0.35		AGG	5	0.11
Val	GUU	91	1.56	Ala	GCU	86	1.69	Asp	GAU	41	1.24	Gly	GGU	60	1.04
	GUC	16	0.27		GCC	45	0.89		GAC	25	0.76		GGC	17	0.3
	GUA	94	1.61		GCA	46	0.91	Glu	GAA	53	1.33		GGA	64	1.11
	GUG	32	0.55		GCG	26	0.51		GAG	27	0.68		GGG	89	1.55