Table 2.

Gene families that have significant departures from a random birth–death process of gene family evolution in edible and medicinal mushroom genomes

Enzyme families	p value	Substrate preference
AA1	0.001	Lignin
AA2	0.001	Lignin
AA4	0	Lignin
AA5	0.001	Lignin
AA6	0.001	Lignin
AA7	0.001	Lignin
AA8	0.001	Lignin
AA9	0.001	Cellulose
AA10	0.001	Cellulose
AA11	0.003	Chitin
AA12	0	–
CE10	0.046	–
CMB1	0.046	Cellulose
CMB13	0.031	–

– Indicate unknown substrate