4ZY5 Chain A
Serine/threonine-protein kinase PAK 1 (PAK1)
Active — 99.2%DFG-inαC-inType1 · 4T5
Resolution
2.35 Å
R-value
0.197
Predicted activity confidence99.2%
Structure info
Alternate conformation—
Missing atoms2
Missing residues2
Salt bridge (KinCore)Saltbr-in
Sequence info
PDB sequence
EEILEKLRSIVSVGDPKKKYTRFKIGQGASGTVYTAMDVATGQEVAIKQQPKKELIINEILVMRENKNPNIVNYLDSYLELWVVMEYLAGGSLTDVVTETCMDEGQIAAVCRECLQALEFLHSNQVIHRNIKSDNILLGMDGSVKLTDFGFCAQITPEQSKRSTMVGTPYWMAPEVVTRKAYGPKVDIWSLGIMAIEMIEGEPPYLNENPLRALYLIATNGTPELQNPEKLSAIFRDFLNRCLEMDVEKRGSAKELLQHQFLKIAKPLSSLTPLIAAAKEATK
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-----------------KIGQGA----------------SGTVYTAMD--VA------------------------------------TGQEVAIK-------QQPK----------------------------KELIINEILVMREN--------------------------KNPNIVNYLDSYL-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ELWVVMEYLAG--------------GSLTDVVTE--T--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------CMDEGQIAAVCRECLQALEFLHSN---------------------------------------------QVIHRNI-----KSDNILLGM--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------DGSVKLTDFGFCAQITPEQSK--R---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------STMVGTPYWMAPEVVTR--------------------------------KAYG-PKVDIWSLGIMAIEMIEG-----------------EPPYLN--------------------------------------------------ENPLRALYLIATN--GTPELQNPEKLS---------------------------------------------------------------------------------------------------AIFRDFLNRCLEMDVEKRGS--------------AKELLQHQFL
Activation segment
DFGFCAQITPEQSK--R---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------STMVGTPYWMAPE
Binding pocket
_KIGQGASGTVYTVAIKQ_LIINEILVMRENKPNIVNYLDSWVVMEYLAGGSLTDVVTEFLHSNQVIHRNIKSDNILLLTDFGFC
Ligand info
Orthosteric ligand
4T5
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 4ZY5, Chain A