Analysis of codon usage bias of envelope glycoprotein genes in nuclear polyhedrosis virus (NPV) and its relation to evolution

Table 2 The RSCU value and used codon numbers in the glycoprotein of NPV(9236 codons)

Amino acid	Codon	Number	RSCU	Amino acid	Codon	Number	RSCU
Phe	UUU	240	1.57	Ala	GCU	72	0.68
	UUC	65	0.43		GCC	168	1.59
Leu	UUA	74	0.59		GCA	28	0.27
	UUG	225	1.80		GCG	154	1.46
	CUU	84	0.67	Tyr	UAU	84	0.59
	CUC	112	0.90		UAC	202	1.41
	CUA	71	0.57	His	CAU	93	0.63
	CUG	183	1.47		CAC	203	1.37
Ile	AUU	336	1.65	Gln	CAA	141	1.11
	AUC	181	0.89		CAG	114	0.89
	AUA	95	0.47	Asn	AAU	182	0.51
Val	GUU	89	0.64		AAC	528	1.49
	GUC	95	0.68	Lys	AAA	367	1.19
	GUA	95	0.68		AAG	248	0.81
	GUG	278	2.00	Asp	GAU	149	0.46
Ser	AGU	73	0.69		GAC	497	1.54
	AGC	206	1.94	Glu	GAA	286	0.97
	UCU	64	0.60		GAG	306	1.03
	UCC	81	0.76	Cys	UGU	77	0.56
	UCA	42	0.39		UGC	200	1.44
	UCG	172	1.62	Arg	CGU	73	1.01
Pro	CCU	32	0.54		CGC	196	2.72
	CCC	74	1.26		CGA	39	0.54
	CCA	22	0.37		CGG	52	0.72
	CCG	107	1.82		AGA	41	0.57
Thr	ACU	103	0.68		AGG	32	0.44
	ACC	208	1.37	Gly	GGU	79	0.67
	ACA	94	0.62		GGC	321	2.72
	ACG	204	1.34		GGA	44	0.37
					GGG	28	0.24

ISSN: 1471-2164