... In plants,they may mainly play a role in lignification [4] whereas infungi they probably play the opposite role, i. e. delignifica-tion [5,6], among many others [1].C30 is a white-rot basidiomycete ... 5.7 instead of pH 5.0, the optimum pH for LAC1.Azide inhibitionSodium azide inhibition of either syringaldazine or ABTSoxidation was measured for LAC1 and LAC2. In bothcases, this inhibition ... their patterns of expression suggest a distinct physiological role for these two isoforms and, although they share basic properties, the largevariation in catalytic activity for both phenolic...