3KF4 Chain B
Tyrosine-protein kinase ABL1 (ABL1)
Active — 99.8%DFG-inαC-inType1.5_Back · B90
Resolution
1.9 Å
R-value
0.197
Predicted activity confidence99.8%
Structure info
Alternate conformation—
Missing atoms0
Missing residues0
Salt bridge (KinCore)Saltbr-in
Sequence info
PDB sequence
SPNYDKWEMERTDITMKHKLGGGQYGEVYEGVWKKYSLTVAVKTLTMEVEEFLKEAAVMKEIKHPNLVQLLGVCTREPPFYIITEFMTYGNLLDYLRECNRQEVSAVVLLYMATQISSAMEYLEKKNFIHRDLAARNCLVGENHLVKVADFGLSRLMTGDTYTAHAGAKFPIKWTAPESLAYNKFSIKSDVWAFGVLLWEIATYGMSPYPGIDLSQVYELLEKDYRMERPEGCPEKVYELMRACWQWNPSDRPSFAEIHQAFETMFQESS
UniProt reference sequence
ITMKHKLGGGQYGEVYEGVWKKYSLTVAVKTLKEDTMEVEEFLKEAAVMKEIKHPNLVQLLGVCTREPPFYIITEFMTYGNLLDYLRECNRQEVNAVVLLYMATQISSAMEYLEKKNFIHRDLAARNCLVGENHLVKVADFGLSRLMTGDTYTAHAGAKFPIKWTAPESLAYNKFSIKSDVWAFGVLLWEIATYGMSPYPGIDLSQVYELLEKDYRMERPEGCPEKVYELMRACWQWNPSDRPSFAEIHQAFET
Aligned reference sequence
ITMK----------------HKLGGGQ----------------YGEVYEGVW--KK------------------------------------YSLTVAVKTLK--EDTME-----------------------------VEEFLKEAAVMKEI--------------------------KHPNLVQLLGVCTREP--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------PFYIITEFMTY--------------GNLLDYLRE--CNRQ-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------EVNAVVLLYMATQISSAMEYLEKK---------------------------------------------NFIHRDL-----AARNCLVGE--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NHLVKVADFGLSRLMTGDTYT--AH--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------AGAKFPIKWTAPESLAY--------------------------------NKFS-IKSDVWAFGVLLWEIATY--G--------------MSPYPG--------------------------------------------------IDLSQVYELLEKD--YRMERPEGCP-----------------------------------------------------------------------------------------------------EKVYELMRACWQWNPSDRPS--------------FAEIHQAFET
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
ITMK----------------HKLGGGQ----------------YGEVYEGVW--KK------------------------------------YSLTVAVKTL-----TME-----------------------------VEEFLKEAAVMKEI--------------------------KHPNLVQLLGVCTREP--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------PFYIITEFMTY--------------GNLLDYLRE--CNRQ-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------EVSAVVLLYMATQISSAMEYLEKK---------------------------------------------NFIHRDL-----AARNCLVGE--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NHLVKVADFGLSRLMTGDTYT--AH--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------AGAKFPIKWTAPESLAY--------------------------------NKFS-IKSDVWAFGVLLWEIATY--G--------------MSPYPG--------------------------------------------------IDLSQVYELLEKD--YRMERPEGCP-----------------------------------------------------------------------------------------------------EKVYELMRACWQWNPSDRPS--------------FAEIHQAFET
Activation segment
DFGLSRLMTGDTYT--AH--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------AGAKFPIKWTAPE
Binding pocket
HKLGGGQYGEVYEVAVKTLEFLKEAAVMKEIKPNLVQLLGVYIITEFMTYGNLLDYLREYLEKKNFIHRDLAARNCLVVADFGLS
Ligand info
Orthosteric ligand
B90
Allosteric ligand
None
Ligand typeType1.5_Back
Consensus conformation
DFG conformationin
αC-helix conformationin
Predicted activityactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 3KF4, Chain B