Table 2.

Nucleotide frequency distribution for sequences (>400bp, 597 sequences analyzed) in the PASSIFOR library.

	Min	Mean	Max	SE
G %	13.37	16.17	21.73	0.04
C %	12.61	19.82	27.68	0.13
A %	25.31	29.74	34.15	0.06
T %	26.44	34.26	44.07	0.15
GC %	25.99	35.99	46.81	0.14
GC % Codon Pos 1	34.65	46.84	54.72	0.13
GC % Codon Pos 2	38.3	42.65	46.44	0.04
GC % Codon Pos 3	1.94	18.43	43.77	0.31