Fig. 2

Neighbor-joining phylogenetic tree of BpMYC4 from Betula platyphyll and other bHLHs constructed using MEGA 6.0 software. The scale bar represents 0.05 amino acid substitutions per site
Neighbor-joining phylogenetic tree of BpMYC4 from Betula platyphyll and other bHLHs constructed using MEGA 6.0 software. The scale bar represents 0.05 amino acid substitutions per site