1FGI Chain A
Fibroblast growth factor receptor 1 (FGFR1)
Inactive — 0.3%DFG-inαC-inType1 · SU1
Resolution
2.5 Å
R-value
0.19
Predicted activity confidence0.3%
Structure info
Alternate conformationB
Missing atoms4
Missing residues0
Salt bridge (KinCore)Saltbr-out
Sequence info
PDB sequence
ELPEDPRWELPRDRLVLGKPLGEGAFGQVVLAEAIGLPNRVTKVAVKMLKSDATEKDLSDLISEMEMMKMIGKHKNIINLLGACTQDGPLYVIVEYASKGNLREYLQARRPPEEQLSSKDLVSCAYQVARGMEYLASKKCIHRDLAARNVLVTEDNVMKIADFGLARDIHHIDYYKKTTNGRLPVKWMAPEALFDRIYTHQSDVWSFGVLLWEIFTLGGSPYPGVPVEELFKLLKEGHRMDKPSNCTNELYMMMRDCWHAVPSQRPTFKQLVEDLDRIVALTS
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----PN-----------------------------RVTKVAVKMLK--SDATEKD---------------------------LSDLISEMEMMKMI--G-----------------------KHKNIINLLGACTQDG--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------PLYVIVEYASK--------------GNLREYLQA--RRP------------PEE---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QLSSKDLVSCAYQVARGMEYLASK---------------------------------------------KCIHRDL-----AARNVLVTE--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------DNVMKIADFGLARDIHHIDYY--KKT-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------TNGRLPVKWMAPEALFD--------------------------------RIYT-HQSDVWSFGVLLWEIFTL--G--------------GSPYPG--------------------------------------------------VPVEELFKLLKEG--HRMDKPSNCT-----------------------------------------------------------------------------------------------------NELYMMMRDCWHAVPSQRPT--------------FKQLVEDLDR
Activation segment
DFGLARDIHHIDYY--KKT-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------TNGRLPVKWMAPE
Binding pocket
KPLGEGAFGQVVLVAVKMLDLISEMEMMKMIGKNIINLLGAYVIVEYASKGNLREYLQAYLASKKCIHRDLAARNVLVIADFGLA
Ligand info
Orthosteric ligand
SU1
Allosteric ligand
None
Ligand typeType1
Consensus conformation
DFG conformationin
αC-helix conformationin
Predicted activityinactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 1FGI, Chain A