Production, Purification, and Characterization of Polygalacturonase from Mucor circinelloides ITCC 6025

Table 10

Effect of metal ions on activity of polygalacturonase from Mucor circinelloides.

Metal ions (1 mM)	Enzyme Activity (IU/mL)	Relative Activity (%)
Al^+3	3.06	80.60
Fe^+2	2.73	72.00
Hg^+2	1.71	45.10
Mg^+2	3.23	85.16
Mn^+2	3.68	96.85
Zn^+2	2.77	72.98
Co^+2	3.13	82.60
Cu^+2	3.07	80.80
Control	3.80	100.00

The experiment was carried out at a temperature of 42∘C and pH 5.5.