5KBR Chain B
Serine/threonine-protein kinase PAK 1 (PAK1)
Inactive — 0.1%DFG-outαC-outType1 · IPW
Resolution
2.36 Å
R-value
0.198
Predicted activity confidence0.1%
Structure info
Alternate conformation—
Missing atoms0
Missing residues13
Salt bridge (KinCore)Saltbr-out
Sequence info
PDB sequence
EKLRSIVSVGDPKKKYTRFEKIGTVYTAMDVATGQEVAIKQMNEILVMRENKNPNIVNYLDSYLVGDELWVVMEYLAGGSLTDVVTETCMDEGQIAAVCRECLQALEFLHSNQVIHRNIKSDNILLGMDGSVKLTDSKRSEMVGTPYWMAPEVVTRKAYGPKVDIWSLGIMAIEMIEGEPPYLNENPLRALYLIATNGTPELQNPEKLSAIFRDFLNRCLDMDVEKRGSAKELLQHQFLKIAKPLSSLTPLIAAAKEATK
UniProt reference sequence
YTRFEKIGQGASGTVYTAMDVATGQEVAIKQMNLQQQPKKELIINEILVMRENKNPNIVNYLDSYLVGDELWVVMEYLAGGSLTDVVTETCMDEGQIAAVCRECLQALEFLHSNQVIHRDIKSDNILLGMDGSVKLTDFGFCAQITPEQSKRSTMVGTPYWMAPEVVTRKAYGPKVDIWSLGIMAIEMIEGEPPYLNENPLRALYLIATNGTPELQNPEKLSAIFRDFLNRCLEMDVEKRGSAKELLQHQFL
Aligned reference sequence
YTRF----------------EKIGQGA----------------SGTVYTAMD--VA------------------------------------TGQEVAIKQMN--LQQQPK----------------------------KELIINEILVMREN--------------------------KNPNIVNYLDSYLVGD--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ELWVVMEYLAG--------------GSLTDVVTE--T--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------CMDEGQIAAVCRECLQALEFLHSN---------------------------------------------QVIHRDI-----KSDNILLGM--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------DGSVKLTDFGFCAQITPEQSK--R---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------STMVGTPYWMAPEVVTR--------------------------------KAYG-PKVDIWSLGIMAIEMIEG-----------------EPPYLN--------------------------------------------------ENPLRALYLIATN--GTPELQNPEKLS---------------------------------------------------------------------------------------------------AIFRDFLNRCLEMDVEKRGS--------------AKELLQHQFL
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
YTRF----------------EKI---------------------GTVYTAMD--VA------------------------------------TGQEVAIKQM------------------------------------------NEILVMREN--------------------------KNPNIVNYLDSYLVGD--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ELWVVMEYLAG--------------GSLTDVVTE--T--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------CMDEGQIAAVCRECLQALEFLHSN---------------------------------------------QVIHRNI-----KSDNILLGM--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------DGSVKLTD-----------SK--R---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------SEMVGTPYWMAPEVVTR--------------------------------KAYG-PKVDIWSLGIMAIEMIEG-----------------EPPYLN--------------------------------------------------ENPLRALYLIATN--GTPELQNPEKLS---------------------------------------------------------------------------------------------------AIFRDFLNRCLDMDVEKRGS--------------AKELLQHQFL
Activation segment
D-----------SK--R---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------SEMVGTPYWMAPE
Binding pocket
EKIG_____TVYTVAIKQM____EILVMRENKPNIVNYLDSWVVMEYLAGGSLTDVVTEFLHSNQVIHRNIKSDNILLLTD____
Ligand info
Orthosteric ligand
IPW
Allosteric ligand
None
Ligand typeType1
Consensus conformation
DFG conformationout
αC-helix conformationout
Predicted activityinactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 5KBR, Chain B