... assessed.ResultsMicroorganism isolationUsing phytase screening and low phosphate media,three strains with phytase activity were isolated fromthe alpine tundra soil of China No. 1 Glacier in ... and aquatic ecosystems [4,5]. Until now,AbbreviationsBPP, b-propeller phytase; HAP, histidine acid phosphatase; InsP6, myo-inositol hexakisphosphate; IPP, inositol polyphosphate;IPTG, isopropyl-b-D-1-thiogalactopyranoside.3032 ... 12Zhongguancun South Street, Beijing100081, ChinaFax: +86 10 8210 6054Tel: +86 10 8210 6053E-mail: yaobin@caas-bio.net.cn;yaobin@mail.caas.net.cn*Z. Li and H. Huang contributed equally tothis...