Methods DNA sequencing of region encoded HIV?1 SF?2env gene near PL promotor in recombinant prokaryotic plasmid was completed by ABI Automatic DNA Seq Machine.

• 方法使用ABI公司的373A自动测序仪，对插入有HIV－1SF2株env基因的原核表达质粒pSF2env近启动子DNA序列进行了序列测定。