Comparison of the Protein Sequences of ST901 from S. tuberosum cv Desiree, SB401 from S. berthaultii, SBgLR from S. tuberosum, TSB from S. lycopersicum, and MAP18 from Arabidopsis.
All proteins contain the imperfect repeated motif of the sequence V-V-E-K-K-N/E-E (in gray).