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Bioresources and Bioprocessing
Fig. 4 | Bioresources and Bioprocessing

Fig. 4

From: Pectinolytic lyases: a comprehensive review of sources, category, property, structure, and catalytic mechanism of pectate lyases and pectin lyases

Fig. 4

The β-elimination catalytic mechanism of PGLs. A. Mode of action in PGLs and PMGLs (X: –O–, the substrate is pectinate, X: –O–CH3, the substrate is pectin); B. Ca2+-assisted β-elimination catalytic mechanism; C. Common β-elimination catalytic mechanism in PGLs and PMGLs (Lys/Arg as catalytic base)

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