Compared with blast on line (http://www.ncbi.nlm.nih.gov/bLAST/),the P20 gene of Osloss_like strain exhibits the highest homology with Osloss strain,they shares 93.65% nucleotide sequence identity and 95.83% amino acid identity.

• 测序结果经NCBI上的Blast(Http :/www ncbi nlm nih gov/BLAST/ )同源性比较 ,克隆得到的基因与Osloss株同源性最高 ,核苷酸同源性为93 6 5%25 ,推导氨基酸同源性为 95 83%25。