The two amplified fragments belong to Chitinase II because of their CHITINASE-19.1and CHITINASE-19.2 motifs at the amino acid level through sequencing and sequence analysis.

• 经序列测定和软件分析比较；发现这些片段所编码的蛋白质氨基酸序列；都有CHITINASE-19.；1和CHITINASE-19