The stress-inducible transcription factor DREB1A gene is amplified from Arabidopsis thaliana (Columbia ecotype) genome by polymerase chain reaction and cloned into pUC19 vector.

• 以拟南芥基因组DNA为模板，通过PCR扩增得到逆境胁迫诱导转录因子DREB1A基因，将其克隆到pUC19质粒中。