Future
        
        
          Mutation
        
        
          Location
        
        
          ROS1 fusion
        
        
          Active next generation inhibitor
        
        
          G2032R
        
        
          1
        
        
          solvent front
        
        
          CD74-ROS1
        
        
          cabozantinib, lorlatinib, foretinib, brigatinib (in vitro)
        
        
          4
        
        
          cabozantinib, lorlatinib (patient)
        
        
          D2033N
        
        
          2
        
        
          solvent front
        
        
          CD74-ROS1
        
        
          cabozantinib (in vitro, patient)
        
        
          2
        
        
          L2155S (cell line)3
        
        
          n.r.
        
        
          SLC34A2-ROS1
        
        
          n.r.
        
        
          L2026M
        
        
          4
        
        
          gate-keeper
        
        
          CD74-ROS1
        
        
          cabozantinib, brigatinib, certinib, foretinib, lorlatinib
        
        
          4
        
        
          S1986Y/F
        
        
          5
        
        
          double mutation
        
        
          EZR-ROS1
        
        
          lorlatinib (patient)
        
        
          5
        
        
          L1951
        
        
          6
        
        
          solvent front
        
        
          cabozantinib (in vitro, pat.-derived cells)
        
        
          6
        
        
          ponatinib and crizotinib
        
        
          1
        
        
          Awad et al, NEJM 2013;
        
        
          2
        
        
          Drilon et al, 2015;
        
        
          3
        
        
          Song et al, 2015;
        
        
          4
        
        
          Chong et al, CCR 2016;
        
        
          5
        
        
          Facinetti et al., CCR 2016;
        
        
          6
        
        
          Katayama et al, CCR 2015; Dziadzluszko et al. JTO 2016