The similarity of LhcaPe01 DNA sequence and encoding amino acid sequence blast with barley is the highest in Gramineae family. 编码的氨基酸序列同源性与核酸序列同源性一致，最高是毛竹与大麦，水稻次之。
A plant root specific expression promotor sequence, and the recombinant nucleic acid sequence, configurator and expression system, which containing said promotor are disclosed. 本发明提供了一个植物根特异性表达启动子序列，含有该启动子的重组核酸序列，构建体和表达系统。
