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Supplemental Information


Fig S1. Alignment of HIV/SIV GP120 (A) coding sequences; (B) Protein sequences.

DOI: 10.7287/peerj.preprints.806v1/supp-1


Table S1. The similarities of natural and simulated proteins and their frameshift isoforms.

DOI: 10.7287/peerj.preprints.806v1/supp-2

Additional Information

Competing Interests

The authors declare they have no competing interests.

Author Contributions

Xiaolong Wang conceived and designed the experiments, performed the experiments, analyzed the data, contributed reagents/materials/analysis tools, wrote the paper, prepared figures and/or tables, reviewed drafts of the paper.

Xuxiang Wang performed the experiments.

Gang Chen performed the experiments, contributed reagents/materials/analysis tools.

Jianye Zhang performed the experiments.

Yongqiang Liu performed the experiments, analyzed the data.

Chao Yang performed the experiments, analyzed the data.


This research was supported by the National Science Foundation of China grant 81072567, and Shandong Provincial Science Foundation grant ZR2010HM056. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.

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