%0 Journal Article %T Purification and characterization of laccase from Bjerkandera adusta WZFF.W-Y11
烟管菌漆酶的分离纯化及部分酶学性质研究 %A WANG Jian-Feng %A WANG Zhang %A RAO Jun %A LI Jiang %A BAI Tao %A
王剑锋 %A 王璋 %A 饶军 %A 李江 %A 白涛 %J 微生物学报 %D 2008 %I %X 烟管菌Bjerkandera adusta WZFF.W-Y11漆酶粗酶液经过丙酮分级沉淀、DEAE-Cellulose离子交换层析、Sephadex G-100凝胶过滤,得到了三种电泳纯的漆酶同工酶,总酶活回收率达到65.5%,其中LacA平均纯化了29.2倍,LacB纯化了5.1倍,LacC纯化了18.5倍;三种同工酶的分子量分别为LacA:68.7kDa、LacB:80.2kDa、LacC:77.2kDa。LacA、LacC氧化愈创木酚的Km大于氧化ABTS的Km,最适作用温度在45-70℃,最适反 %K isoenzyme %K acetone fractional precipitation %K gel filtration chromatography %K guaiacol
同工酶,丙酮分级沉淀,凝胶过滤,愈创木酚 %U http://www.alljournals.cn/get_abstract_url.aspx?pcid=90BA3D13E7F3BC869AC96FB3DA594E3FE34FBF7B8BC0E591&jid=A3C6BA55AB623B90FA9104CFFC826F3C&aid=765D9E2468205611F5EF5B786B6AB784&yid=67289AFF6305E306&vid=DB817633AA4F79B9&iid=0B39A22176CE99FB&sid=E42CAFB11D4BE21A&eid=51C74DF6A16DA45B&journal_id=0001-6209&journal_name=微生物学报&referenced_num=0&reference_num=0