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Molecular Cloning of a Noval Chitinase Gene from Rice CO39
Author(s): 
Pages: 64-67
Year: Issue:  1
Journal: CHINESE JOURNAL OF TROPICAL CROPS

Keyword:  水稻几丁质酶基因基因克隆;
Abstract: 以CO39四叶期水稻苗的叶片为材料,提取水稻基因组DNA,通过PCR扩增获得水稻几丁质酶基因OsRCchil,经序列测定得知该基因大小为1 065 bp,序列比对结果显示,OsRCchil与已知的水稻几丁质酶基因Oryza sativa(japonica cultivar-group)class Ⅲ chitinase RCB4 (Rcb4) mRNA (AF350426)、Oryza sativa chitinasemRNA (AF330230) 及 Oryza sativa subsp.japonica class Ⅲ chitinase(chibl)gene(AF296279)的相似性分别为85.9%、76.2%和75.0%.因此,可以认为OsRCchil基因是class Ⅲ几丁质酶基因家族的一个成员.
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