4NK9 Chain B
Fibroblast growth factor receptor 1 (FGFR1)
Inactive — 0.0%DFG-inαC-inType1.5_Back · 2K5
Resolution
2.57 Å
R-value
0.209
Predicted activity confidence0.0%
Structure info
Alternate conformation—
Missing atoms23
Missing residues2
Salt bridge (KinCore)Saltbr-in
Sequence info
PDB sequence
VSEYELPEDPRWELPRDRLVLGKPLGEGAFGQVVLAEAIGLDKPNRVTKVAVKMLKSDATEKDLSDLISEMEMMKMIGKHKNIINLLGACTQDGPLYVIVEYASKGNLREYLQARRPPQLSSKDLVSCAYQVARGMEYLASKKCIHRDLAARNVLVTEDNVMKIADFGDYYKKTTNGRLPVKWMAPEALFDRIYTHQSDVWSFGVLLWEIFTLGGSPYPGVPVEELFKLLKEGHRMDKPSNCTNELYMMMRDCWHAVPSQRPTFKQLVEDLDRIVALTSNQE
UniProt reference sequence
LVLGKPLGEGCFGQVVLAEAIGLDKDKPNRVTKVAVKMLKSDATEKDLSDLISEMEMMKMIGKHKNIINLLGACTQDGPLYVIVEYASKGNLREYLQARRPPGLEYCYNPSHNPEEQLSSKDLVSCAYQVARGMEYLASKKCIHRDLAARNVLVTEDNVMKIADFGLARDIHHIDYYKKTTNGRLPVKWMAPEALFDRIYTHQSDVWSFGVLLWEIFTLGGSPYPGVPVEELFKLLKEGHRMDKPSNCTNELYMMMRDCWHAVPSQRPTFKQLVEDLDR
Aligned reference sequence
LVLG----------------KPLGEGC----------------FGQVVLAEA--IGLDKDKPN-----------------------------RVTKVAVKMLK--SDATEKD---------------------------LSDLISEMEMMKMI--G-----------------------KHKNIINLLGACTQDG--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------PLYVIVEYASK--------------GNLREYLQA--RRPPGLEYCYNPSHNPEE---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QLSSKDLVSCAYQVARGMEYLASK---------------------------------------------KCIHRDL-----AARNVLVTE--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------DNVMKIADFGLARDIHHIDYY--KKT-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------TNGRLPVKWMAPEALFD--------------------------------RIYT-HQSDVWSFGVLLWEIFTL--G--------------GSPYPG--------------------------------------------------VPVEELFKLLKEG--HRMDKPSNCT-----------------------------------------------------------------------------------------------------NELYMMMRDCWHAVPSQRPT--------------FKQLVEDLDR
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
LVLG----------------KPLGEGA----------------FGQVVLAEA--IGL--DKPN-----------------------------RVTKVAVKMLK--SDATEKD---------------------------LSDLISEMEMMKMI--G-----------------------KHKNIINLLGACTQDG--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------PLYVIVEYASK--------------GNLREYLQA--RRPP-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QLSSKDLVSCAYQVARGMEYLASK---------------------------------------------KCIHRDL-----AARNVLVTE--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------DNVMKIADFG--------DYY--KKT-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------TNGRLPVKWMAPEALFD--------------------------------RIYT-HQSDVWSFGVLLWEIFTL--G--------------GSPYPG--------------------------------------------------VPVEELFKLLKEG--HRMDKPSNCT-----------------------------------------------------------------------------------------------------NELYMMMRDCWHAVPSQRPT--------------FKQLVEDLDR
Activation segment
DFG--------DYY--KKT-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------TNGRLPVKWMAPE
Binding pocket
KPLGEGAFGQVVLVAVKMLDLISEMEMMKMIGKNIINLLGAYVIVEYASKGNLREYLQAYLASKKCIHRDLAARNVLVIADFG__
Ligand info
Orthosteric ligand
2K5
Allosteric ligand
None
Ligand typeType1.5_Back
Consensus conformation
DFG conformationin
αC-helix conformationin
Predicted activityinactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 4NK9, Chain B