Maximum-likelihood tree of the S-RNases. S-RNases (Class III T2 RNases) from four families (Plantaginaceae, Solanaceae, Rutaceae, Rosaceae) and other types of T2 RNases (Class I and II) are indicated by different branch colors.
Maximum-likelihood tree of the SLFs/SFBs/SFBBs. SLFs/SFBs/SFBBs from four families (Plantaginaceae, Solanaceae, Rutaceae, Rosaceae) and other FBA/FBKs are indicated by different branch colors.