Moreover, the enzyme may be active in the synthesis of the cell wall skeleton, as L-alanine is one of the three amino acids constituting the repeating peptide subunit of the peptidoglycan layer.

• 另外，由于丙氨酸是细胞壁肽聚糖合成的重要原料，该基因在结核杆菌细胞壁的合成中也可能起重要作用。