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Table 3 Codon usage differences between regions 1 and 2 and 50 human genes.

From: Host-derived pathogenicity islands in poxviruses

Amino Acid

Fraction of codons with different usage

Codons that have statistically different usage*

Phe

0/2

-

Tyr

0/2

-

His

1/2

CAC

Gln

0/2

-

Asn

0/2

-

Lys

0/2

-

Asp

2/2

GAU, GAC

Glu

2/2

GAA, GAG

Cys

0/2

-

Leu

2/6

UUG, CUG

Ile

0/3

-

Val

0/4

-

Ser

1/6

UCG

Pro

2/4

CCU, CCG

Thr

2/4

ACC, ACG

Ala

2/4

GCU, GCG

Arg

4/6

CGU, CGC, AGA, AGG

Gly

0/4

-

Stop

2/3

UAG, UGA

  1. *Codon usage was considered different if p-value < 0.05