1Y57 Chain A
Proto-oncogene tyrosine-protein kinase Src (SRC)
Active — 82.6%DFG-inαC-inType1 · MPZ
Resolution
1.91 Å
R-value
0.189
Predicted activity confidence82.6%
Structure info
Alternate conformation—
Missing atoms0
Missing residues0
Salt bridge (KinCore)Saltbr-in
Sequence info
PDB sequence
MVTTFVALYDYESRTETDLSFKKGERLQIVNNTEGDWWLAHSLSTGQTGYIPSNYVAPSDSIQAEEWYFGKITRRESERLLLNAENPRGTFLVRESETTKGAYCLSVSDFDNAKGLNVKHYKIRKLDSGGFYITSRTQFNSLQQLVAYYSKHADGLCHRLTTVCPTSKPQTQGLAKDAWEIPRESLRLEVKLGQGCFGEVWMGTWNGTTRVAIKTLKPGTMSPEAFLQEAQVMKKLRHEKLVQLYAVVSEEPIYIVTEYMSKGSLLDFLKGETGKYLRLPQLVDMAAQIASGMAYVERMNYVHRDLRAANILVGENLVCKVADFGLARLIEDNEYTARQGAKFPIKWTAPEAALYGRFTIKSDVWSFGILLTELTTKGRVPYPGMVNREVLDQVERGYRMPCPPECPESLHDLMCQCWRKEPEERPTFEYLQAFLEDYFTSTEPQYQPGENL
UniProt reference sequence
LRLEVKLGQGCFGEVWMGTWNGTTRVAIKTLKPGTMSPEAFLQEAQVMKKLRHEKLVQLYAVVSEEPIYIVTEYMSKGSLLDFLKGETGKYLRLPQLVDMAAQIASGMAYVERMNYVHRDLRAANILVGENLVCKVADFGLARLIEDNEYTARQGAKFPIKWTAPEAALYGRFTIKSDVWSFGILLTELTTKGRVPYPGMVNREVLDQVERGYRMPCPPECPESLHDLMCQCWRKEPEERPTFEYLQAFLED
Aligned reference sequence
LRLE----------------VKLGQGC----------------FGEVWMGTW--N-------------------------------------GTTRVAIKTLK--PGTMS-----------------------------PEAFLQEAQVMKKL--------------------------RHEKLVQLYAVVSEE---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------PIYIVTEYMSK--------------GSLLDFLKG--ETGK-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------YLRLPQLVDMAAQIASGMAYVERM---------------------------------------------NYVHRDL-----RAANILVGE--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NLVCKVADFGLARLIEDNEYT--AR--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QGAKFPIKWTAPEAALY--------------------------------GRFT-IKSDVWSFGILLTELTTK--G--------------RVPYPG--------------------------------------------------MVNREVLDQVERG--YRMPCPPECP-----------------------------------------------------------------------------------------------------ESLHDLMCQCWRKEPEERPT--------------FEYLQAFLED
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
LRLE----------------VKLGQGC----------------FGEVWMGTW--N-------------------------------------GTTRVAIKTLK--PGTMS-----------------------------PEAFLQEAQVMKKL--------------------------RHEKLVQLYAVVSEE---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------PIYIVTEYMSK--------------GSLLDFLKG--ETGK-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------YLRLPQLVDMAAQIASGMAYVERM---------------------------------------------NYVHRDL-----RAANILVGE--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NLVCKVADFGLARLIEDNEYT--AR--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QGAKFPIKWTAPEAALY--------------------------------GRFT-IKSDVWSFGILLTELTTK--G--------------RVPYPG--------------------------------------------------MVNREVLDQVERG--YRMPCPPECP-----------------------------------------------------------------------------------------------------ESLHDLMCQCWRKEPEERPT--------------FEYLQAFLED
Activation segment
DFGLARLIEDNEYT--AR--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QGAKFPIKWTAPE
Binding pocket
VKLGQGCFGEVWMVAIKTLAFLQEAQVMKKLREKLVQLYAVYIVTEYMSKGSLLDFLKGYVERMNYVHRDLRAANILVVADFGLA
Ligand info
Orthosteric ligand
MPZ
Allosteric ligand
None
Ligand typeType1
Consensus conformation
DFG conformationin
αC-helix conformationin
Predicted activityactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 1Y57, Chain A