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. 2011 Jan 20;6(1):e14548. doi: 10.1371/journal.pone.0014548

Figure 1. Shannon's entropy of individual amino acids in the C2, V3 and C3 envelope regions in HIV-1 and HIV-2.

Figure 1

(A) HIV-1 alignment (PT dataset), sites were numbered according to codon env position of HIV-1 HXB2 reference strain; (B) HIV-2 alignment (PT dataset), sites were numbered according to codon env position of HIV-2 ALI reference strain.