Table 1.
Sequence alignment of the ‘gatekeeper’ region of tyrosine kinases with common mutations that confer drug resistance compared to JAK2.
Tyrosine kinase | Protein sequence | ‘Gatekeeper’ mutation |
---|---|---|
ABL | PFYIIT315EFMTYGNLLDYLR | T315I 20 |
EGFR | TVQLIT790QLMPFGCLLDYVR | T790M 21 |
KIT | PTLVIT670EYCCYGDLLNFLR | T670I 23 |
PDGFRα | PIYIIT674EYCFYGDLVNYLH | T674I 19 |
hJAK2 | NLKLIM929EYLPYGSLRDYLQ | |
mJAK2 | --R---929------------- |