Table 3. Codon usage among the 13 energy pathway protein genes and Two ORFs.

		C.s *	ORFs#			C.s *	ORFs#			C.s *	ORFs#			C.s *	ORFs#
Phe	TTT	109	10	Ser	TCT	93	9	Tyr	TAT	75	12	Cys	TGT	30	3
	TTC	235	30		TCC	60	13		TAC	84	19		TGC	12	3
Leu	TTA	98	19		TCA	26	11	TER	TAA	8	1	Trp	TGA	80	4
	TTG	148	9		TCG	48	8		TAG	5	0		TGG	24	0
Leu	CTT	77	9	Pro	CCT	53	6	His	CAT	46	14	Arg	CGT	11	3
	CTC	114	16		CCC	60	19		CAC	59	15		CGC	5	1
	CTA	82	12		CCA	16	2	Gln	CAA	57	14		CGA	22	5
	CTG	79	10		CCG	18	3		CAG	28	7		CGG	0	1
Ile	ATT	72	12	Thr	ACT	75	9	Asn	AAT	41	12	Ser	AGT	37	5
	ATC	172	26		ACC	84	13		AAC	76	22		AGC	50	7
	ATA	98	18		ACA	17	3	Lys	AAA	52	45	Arg	AGA	49	23
Met	ATG	141	14		ACG	51	4		AAG	45	16		AGG	13	4
Val	GTT	65	5	Ala	GCT	95	2	Asp	GAT	45	5	Gly	GGT	57	5
	GTC	138	8		GCC	104	7		GAC	49	16		GGC	24	2
	GTA	50	8		GCA	44	8	Glu	GAA	71	28		GGA	130	7
	GTG	76	7		GCG	34	4		GAG	44	8		GGG	56	13

^*Codon usage among the 13 energy pathway protein genes of C. sowerbyi;

^#Codon usage of the genes ORF1611 and ORF354 of C. sowerbyi.