Seedlings from the TmR4-260 family exhibited mesothetic resistant infection types (ITs = ‘3’ to ‘31’) to Pgt races TTTTF and 34C3RTGQM, whereas seedlings from family TmS4-110 displayed susceptible infection types of ‘3+’ to ‘4’ (Fig. S2). The gene discussed is SLCO2A1; the disease is infection.