Table 3.

The codon usage table of Giardia intestinalis was obtained from the Codon Usage Database via Optimizer software.

C	AA	FRA.	FRE.	N	C	AA	FRA.	FRE.	N	C	AA	FRA.	FRE.	N	C	AA	FRA.	FRE.	N
UUU	F	0.44	14.6	2723	UCU	S	0.23	17.7	3293	UAU	Y	0.44	14.3	2658	UGU	C	0.35	12.6	2349
UUC	F	0.56	18.9	3516	UCC	S	0.19	14.1	2632	UAC	Y	0.56	18.5	3448	UGC	C	0.65	23.8	4430
UUA	L	0.07	5.9	1095	UCA	S	0.13	9.9	1849	UAA	*	0.53	0.7	137	UGA	W	0.07	0.6	108
UUG	L	0.11	10.0	1861	UCG	S	0.12	9.2	1721	UAG	*	0.47	0.7	122	UGG	W	0.93	7.4	1378
CUU	L	0.24	21.0	3091	CCU	P	0.25	11.2	2077	CAU	H	0.36	7.6	1421	CGU	R	0.16	7.9	1462
CUC	L	0.28	24.6	4578	CCC	P	0.27	11.9	2215	CAC	H	0.64	13.4	2493	CGC	R	0.28	13.7	2552
CUA	L	0.10	9.1	1702	CCA	P	0.24	10.5	1963	CAA	Q	0.33	12.0	2228	CGA	R	0.10	4.8	891
CUG	L	0.20	17.5	3266	CCG	P	0.23	10.2	1898	CAG	Q	0.67	24.5	4551	CGG	R	0.10	4.8	896
AUU	I	0.32	17.3	3217	ACU	T	0.23	14.9	2776	AAU	N	0.40	16.5	3074	AGU	S	0.12	8.9	1658
AUC	I	0.44	23.7	4418	ACC	T	0.27	18.1	3377	AAC	N	0.60	24.4	4548	AGC	S	0.22	16.4	3061
AUA	I	0.25	13.5	2505	ACA	T	0.27	17.9	3331	AAA	K	0.23	13.8	2574	AGA	R	0.16	7.7	1433
AUG	M	1.00	21.3	3961	ACG	T	0.23	15.3	2846	AAG	K	0.77	45.3	8433	AGG	R	0.19	9.4	1749
GUU	V	0.26	16.2	3009	GCU	A	0.23	19.3	3583	GAU	D	0.42	24.6	4575	GGU	G	0.17	11.6	2155
GUC	V	0.36	22.7	4229	GCC	A	0.30	25.3	4707	GAC	D	0.58	33.6	6253	GGC	G	0.34	23.1	4291
GUA	V	0.13	8.0	1483	GCA	A	0.28	23.2	4318	GAA	E	0.31	18.9	3516	GGA	G	0.25	16.8	3128
GUG	V	0.25	15.6	2895	GCG	A	0.19	15.9	2965	GAG	E	0.69	41.5	7719	GGG	G	0.23	15.7	2917

Bold, 10 most frequently used codons. C, Codon; AA, amino acid; FRA., fraction; FRE., frequency; N, number.