4RX5 Chain A
Tyrosine-protein kinase BTK (BTK)
Inactive — 0.0%DFG-inαC-outType1 · 3YO
Resolution
1.36 Å
R-value
0.161
Predicted activity confidence0.0%
Structure info
Alternate conformationB
Missing atoms0
Missing residues0
Salt bridge (KinCore)Saltbr-out
Sequence info
PDB sequence
SWEIDPKDLTFLKELGTGQFGVVKYGKWRGQYDVAIKMIKEGSMSEDEFIEEAKVMMNLSHEKLVQLYGVCTKQRPIFIITEYMANGCLLNYLREMRHRFQTQQLLEMCKDVCEAMEYLESKQFLHRDLAARNCLVNDQGVVKVSDFGLSRYVLDDEYTSSVGSKFPVRWSPPEVLMYSKFSSKSDIWAFGVLMWEIYSLGKMPYERFTNSETAEHIAQGLRLYRPHLASEKVYTIMYSCWHEKADERPTFKILLSNILDVMDEN
UniProt reference sequence
LTFLKELGTGQFGVVKYGKWRGQYDVAIKMIKEGSMSEDEFIEEAKVMMNLSHEKLVQLYGVCTKQRPIFIITEYMANGCLLNYLREMRHRFQTQQLLEMCKDVCEAMEYLESKQFLHRDLAARNCLVNDQGVVKVSDFGLSRYVLDDEYTSSVGSKFPVRWSPPEVLMYSKFSSKSDIWAFGVLMWEIYSLGKMPYERFTNSETAEHIAQGLRLYRPHLASEKVYTIMYSCWHEKADERPTFKILLSNILD
Aligned reference sequence
LTFL----------------KELGTGQ----------------FGVVKYGKW--R-------------------------------------GQYDVAIKMIK--EGSMS-----------------------------EDEFIEEAKVMMNL--------------------------SHEKLVQLYGVCTKQR--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------PIFIITEYMAN--------------GCLLNYLRE--MRH------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------RFQTQQLLEMCKDVCEAMEYLESK---------------------------------------------QFLHRDL-----AARNCLVND--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QGVVKVSDFGLSRYVLDDEYT--SS--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------VGSKFPVRWSPPEVLMY--------------------------------SKFS-SKSDIWAFGVLMWEIYSL--G--------------KMPYER--------------------------------------------------FTNSETAEHIAQG--LRLYRPHLAS-----------------------------------------------------------------------------------------------------EKVYTIMYSCWHEKADERPT--------------FKILLSNILD
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
LTFL----------------KELGTGQ----------------FGVVKYGKW--R-------------------------------------GQYDVAIKMIK--EGSMS-----------------------------EDEFIEEAKVMMNL--------------------------SHEKLVQLYGVCTKQR--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------PIFIITEYMAN--------------GCLLNYLRE--MRH------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------RFQTQQLLEMCKDVCEAMEYLESK---------------------------------------------QFLHRDL-----AARNCLVND--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QGVVKVSDFGLSRYVLDDEYT--SS--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------VGSKFPVRWSPPEVLMY--------------------------------SKFS-SKSDIWAFGVLMWEIYSL--G--------------KMPYER--------------------------------------------------FTNSETAEHIAQG--LRLYRPHLAS-----------------------------------------------------------------------------------------------------EKVYTIMYSCWHEKADERPT--------------FKILLSNILD
Activation segment
DFGLSRYVLDDEYT--SS--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------VGSKFPVRWSPPE
Binding pocket
KELGTGQFGVVKYVAIKMIEFIEEAKVMMNLSEKLVQLYGVFIITEYMANGCLLNYLREYLESKQFLHRDLAARNCLVVSDFGLS
Ligand info
Orthosteric ligand
3YO
Allosteric ligand
PG0
Ligand typeType1
Consensus conformation
DFG conformationin
αC-helix conformationout
Predicted activityinactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 4RX5, Chain A