Lignin bioconversion based on genome mining for ligninolytic genes in Erwinia billingiae QL-Z3

Table 3 Effect of different single factor on ligin degradation enzyme activity of QL-Z3

Condition	Gradient	Lip (U/L)	Lac (U/L)	Mnp (U/L)
Lignin concentration	0.5 g/L	141	38	150
	1.0 g/L	195	56	149
	1.5 g/L	226	58	225
	2.0 g/L	293	78	326
	2.5 g/L	240	64	271
pH	5	80	113	161
	6.5	112	129	163
	8	115	214	220
	9.5	130	226	224
	11	109	146	219
Nitrogen source	NaNO₃	151	138	120
	NH₄NO₃	245	152	198
	NH₄SO₄	128	113	110
	Tryptone	110	53	75
	yeast extract	87	181	76
Temperature	20	81	150	108
	25	110	177	175
	30	99	265	202
	35	56	145	154
	40	87	196	165

ISSN: 2731-3654