Table 1.

Acquired BTK and PLCG2 mutations by patients

Patient IDTreatment armAcquired BTK mutation at PD: coding DNA description (CCF, %)Acquired BTK mutation at PD: protein descriptionAcquired PLCG2 mutation at PD: coding DNA description (CCF, %)Acquired PLCG2 mutation at PD: protein descriptionDuration of treatment (mo)
Ibrutinib c.1442G>C (1.79) p.C481S Not detected Not detected 30.8 
Ibrutinib c.1442G>C (13.71) p.C481S Not detected Not detected 34.5 
Ibrutinib c.1442G>C (1.88) p.C481S c.2535A>C (1.28) p.L845F 11.8 
  c.127G>C (1.09) p.D43H    
Ibrutinib Not detected Not detected c.3422T>A (6.76) p.M1141K 18.8 
Zanubrutinib c.1442G>C (24.56) p.C481S Not detected Not detected 34.2 
Zanubrutinib c.1283C>A (37.03) p.A428D Not detected Not detected 28.0 
  c.1442G>C (5.62) p.C481S    
  c.1441T>A (2.95) p.C481S    
Zanubrutinib c.1442G>C (18.89) p.C481S Not detected Not detected 29.7 
  c.1583T>G (9.58) p.L528W    
  c.1441T>A (4.99) p.C481S    
  c.1442G>A (2.13) p.C481Y    
  c.1442G>T (1.98) p.C481F    
  c.1441T>C (1.18) p.C481R    
Zanubrutinib c.1583T>G (17.6) p.L528W Not detected Not detected 33.8 
Zanubrutinib c.1442G>C (77.72) p.C481S Not detected Not detected 18.4 
  c.1441T>C (2.40) p.C481R    
  c.1441T>A (0.47) p.C481S    
Patient IDTreatment armAcquired BTK mutation at PD: coding DNA description (CCF, %)Acquired BTK mutation at PD: protein descriptionAcquired PLCG2 mutation at PD: coding DNA description (CCF, %)Acquired PLCG2 mutation at PD: protein descriptionDuration of treatment (mo)
Ibrutinib c.1442G>C (1.79) p.C481S Not detected Not detected 30.8 
Ibrutinib c.1442G>C (13.71) p.C481S Not detected Not detected 34.5 
Ibrutinib c.1442G>C (1.88) p.C481S c.2535A>C (1.28) p.L845F 11.8 
  c.127G>C (1.09) p.D43H    
Ibrutinib Not detected Not detected c.3422T>A (6.76) p.M1141K 18.8 
Zanubrutinib c.1442G>C (24.56) p.C481S Not detected Not detected 34.2 
Zanubrutinib c.1283C>A (37.03) p.A428D Not detected Not detected 28.0 
  c.1442G>C (5.62) p.C481S    
  c.1441T>A (2.95) p.C481S    
Zanubrutinib c.1442G>C (18.89) p.C481S Not detected Not detected 29.7 
  c.1583T>G (9.58) p.L528W    
  c.1441T>A (4.99) p.C481S    
  c.1442G>A (2.13) p.C481Y    
  c.1442G>T (1.98) p.C481F    
  c.1441T>C (1.18) p.C481R    
Zanubrutinib c.1583T>G (17.6) p.L528W Not detected Not detected 33.8 
Zanubrutinib c.1442G>C (77.72) p.C481S Not detected Not detected 18.4 
  c.1441T>C (2.40) p.C481R    
  c.1441T>A (0.47) p.C481S