DFL contains two introns of 583bp and 1091bp. The number and position are both conserved with those described in other species.

• 基因组结构中包含有两个内含子和三个外显子:其中内含子1长为583bp,内含子2长1091bp,剪接点位置处的氨基酸与其它大部分植物的相同。