4KSP Chain A
Serine/threonine-protein kinase B-raf (BRAF)
Inactive — 0.2%DFG-outαC-inType2 · 1SU
Resolution
2.93 Å
R-value
0.197
Predicted activity confidence0.2%
Structure info
Alternate conformation—
Missing atoms0
Missing residues2
Salt bridge (KinCore)Saltbr-in
Sequence info
PDB sequence
DDWEIPDGQITVGQRIGSGSFGTVYKGKWHGDVAVKMLNVTAPTPQQLQAFKNEVGVLRKTRHVNILLFMGYSTKPQLAIVTQWCEGSSLYHHLHIIETKFEMIKLIDIARQTAQGMDYLHAKSIIHRDLKSNNIFLHEDLTVKIGDFGGSILWMAPEVIRMQDKNPYSFQSDVYAFGIVLYELMTGQLPYSNINNRDQIIFMVGRGYLSPDLSKVRSNCPKAMKRLMAECLKKKRDERPLFPQILASIELLARSLP
UniProt reference sequence
ITVGQRIGSGSFGTVYKGKWHGDVAVKMLNVTAPTPQQLQAFKNEVGVLRKTRHVNILLFMGYSTKPQLAIVTQWCEGSSLYHHLHIIETKFEMIKLIDIARQTAQGMDYLHAKSIIHRDLKSNNIFLHEDLTVKIGDFGLATVKSRWSGSHQFEQLSGSILWMAPEVIRMQDKNPYSFQSDVYAFGIVLYELMTGQLPYSNINNRDQIIFMVGRGYLSPDLSKVRSNCPKAMKRLMAECLKKKRDERPLFPQILASIEL
Aligned reference sequence
ITVG----------------QRIGSGS----------------FGTVYKGKW-----------------------------------------HGDVAVKMLN--VTAPTPQQ--------------------------LQAFKNEVGVLRKT--------------------------RHVNILLFMGYSTKP---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QLAIVTQWCEG--------------SSLYHHLHI--IET------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KFEMIKLIDIARQTAQGMDYLHAK---------------------------------------------SIIHRDL-----KSNNIFLHE--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------DLTVKIGDFGLATVKSRWSGS--HQF-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------EQLSGSILWMAPEVIRM--QDK---------------------------NPYS-FQSDVYAFGIVLYELMTG-----------------QLPYSN--I-----------------------------------------------NNRDQIIFMVGRG--YLSPDLSKVRSNCP-------------------------------------------------------------------------------------------------KAMKRLMAECLKKKRDERPL--------------FPQILASIEL
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
ITVG----------------QRIGSGS----------------FGTVYKGKW-----------------------------------------HGDVAVKMLN--VTAPTPQQ--------------------------LQAFKNEVGVLRKT--------------------------RHVNILLFMGYSTKP---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QLAIVTQWCEG--------------SSLYHHLHI--IET------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KFEMIKLIDIARQTAQGMDYLHAK---------------------------------------------SIIHRDL-----KSNNIFLHE--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------DLTVKIGDFG---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------GSILWMAPEVIRM--QDK---------------------------NPYS-FQSDVYAFGIVLYELMTG-----------------QLPYSN--I-----------------------------------------------NNRDQIIFMVGRG--YLSPDLSKVRSNCP-------------------------------------------------------------------------------------------------KAMKRLMAECLKKKRDERPL--------------FPQILASIEL
Activation segment
DFG---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------GSILWMAPE
Binding pocket
QRIGSGSFGTVYKVAVKMLAFKNEVGVLRKTRVNILLFMGYAIVTQWCEGSSLYHHLHIYLHAKSIIHRDLKSNNIFLIGDFG__
Ligand info
Orthosteric ligand
1SU
Allosteric ligand
None
Ligand typeType2
Consensus conformation
DFG conformationout
αC-helix conformationin
Predicted activityinactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 4KSP, Chain A