3Q53 Chain A
Serine/threonine-protein kinase PAK 1 (PAK1)
Active — 99.9%DFG-inαC-inATPlike · ATP
Resolution
2.09 Å
R-value
0.207
Predicted activity confidence99.9%
Structure info
Alternate conformation—
Missing atoms0
Missing residues0
Salt bridge (KinCore)Saltbr-none
Sequence info
PDB sequence
DEEILEKLRSIVSVGDPKKKYTRFEKIGQGASGTVYTAMDVATGQEVAIRQMNLQQQPKKELIINEILVMRENKNPNIVNYLDSYLVGDELWVVMEYLAGGSLTDVVTETCMDEGQIAAVCRECLQALEFLHSNQVIHRDIKSDNILLGMDGSVKLTDFGFCAQITPEQSKRSMVGTPYWMAPEVVTRKAYGPKVDIWSLGIMAIEMIEGEPPYLNENPLRALYLIATNGTPELQNPEKLSAIFRDFLNRCLEMDVEKRGSAKELIQHQFLKIAKPLSSLTPLIAAAKEAT
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----------------EKIGQGA----------------SGTVYTAMD--VA------------------------------------TGQEVAIRQMN--LQQQPK----------------------------KELIINEILVMREN--------------------------KNPNIVNYLDSYLVGD--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ELWVVMEYLAG--------------GSLTDVVTE--T--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------CMDEGQIAAVCRECLQALEFLHSN---------------------------------------------QVIHRDI-----KSDNILLGM--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------DGSVKLTDFGFCAQITPEQSK--R---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------S-MVGTPYWMAPEVVTR--------------------------------KAYG-PKVDIWSLGIMAIEMIEG-----------------EPPYLN--------------------------------------------------ENPLRALYLIATN--GTPELQNPEKLS---------------------------------------------------------------------------------------------------AIFRDFLNRCLEMDVEKRGS--------------AKELIQHQFL
Activation segment
DFGFCAQITPEQSK--R---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------S-MVGTPYWMAPE
Binding pocket
EKIGQGASGTVYTVAIRQMLIINEILVMRENKPNIVNYLDSWVVMEYLAGGSLTDVVTEFLHSNQVIHRDIKSDNILLLTDFGFC
Ligand info
Orthosteric ligand
ATP
Allosteric ligand
None
Ligand typeATPlike
Consensus conformation
DFG conformationin
αC-helix conformationin
Predicted activityactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 3Q53, Chain A