3KGA Chain A
MAP kinase-activated protein kinase 2 (MAPKAPK2)
Active — 58.1%DFG-inαC-inType1 · LX9
Resolution
2.55 Å
R-value
0.183
Predicted activity confidence58.1%
Structure info
Alternate conformationB
Missing atoms4
Missing residues0
Salt bridge (KinCore)Saltbr-in
Sequence info
PDB sequence
HVKSGLQIKKNAIIDDYKVTSQVLGLGINGKVLQIFNKRTQEKFALKMLQDCPKARREVELHWRASQCPHIVRIVDVYENLYAGRKCLLIVMECLDGGELFSRIQDRGDQAFTEREASEIMKSIGEAIQYLHSINIAHRDVKPENLLYTSKRPNAILKLTDFGFAKETTGEKYDKSCDMWSLGVIMYILLCGYPPFYSPGMKTRIRMGQYEFPNPEWSEVSEEVKMLIRNLLKTEPTQRMTITEFMNHPWIMQSTKVPQTPLHTSRVLKEDKERWEDVKEEMTSALATMR
UniProt reference sequence
YKVTSQVLGLGINGKVLQIFNKRTQEKFALKMLQDCPKARREVELHWRASQCPHIVRIVDVYENLYAGRKCLLIVMECLDGGELFSRIQDRGDQAFTEREASEIMKSIGEAIQYLHSINIAHRDVKPENLLYTSKRPNAILKLTDFGFAKETTSHNSLTTPCYTPYYVAPEVLGPEKYDKSCDMWSLGVIMYILLCGYPPFYSNHGLAISPGMKTRIRMGQYEFPNPEWSEVSEEVKMLIRNLLKTEPTQRMTITEFMNHPWI
Aligned reference sequence
YKVT--S-------------QVLGLGI----------------NGKVLQIFN--KR------------------------------------TQEKFALKMLQ--D---------------------------------CPKARREVELHWRA--S-----------------------QCPHIVRIVDVYENLY--AGRK--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------CLLIVMECLDG--------------GELFSRIQD--RGDQ-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------AFTEREASEIMKSIGEAIQYLHSI---------------------------------------------NIAHRDV-----KPENLLYTS--KRP---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NAILKLTDFGFAKETTSHNSL------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------TTPCYTPYYVAPEVLGP--------------------------------EKYD-KSCDMWSLGVIMYILLCG-----------------YPPFYS--NHGL--------------------------------------------AISPGMKTRIRMG--QYEFPNPEWSEVS--------------------------------------------------------------------------------------------------EEVKMLIRNLLKTEPTQRMT--------------ITEFMNHPWI
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
YKVT--S-------------QVLGLGI----------------NGKVLQIFN--KR------------------------------------TQEKFALKMLQ--D---------------------------------CPKARREVELHWRA--S-----------------------QCPHIVRIVDVYENLY--AGRK--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------CLLIVMECLDG--------------GELFSRIQD--RGDQ-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------AFTEREASEIMKSIGEAIQYLHSI---------------------------------------------NIAHRDV-----KPENLLYTS--KRP---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NAILKLTDFGFAKETT---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------G--------------------------------EKYD-KSCDMWSLGVIMYILLCG-----------------YPPFY-----------------------------------------------------SPGMKTRIRMG--QYEFPNPEWSEVS--------------------------------------------------------------------------------------------------EEVKMLIRNLLKTEPTQRMT--------------ITEFMNHPWI
Activation segment
DFGFAKETT------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Binding pocket
QVLGLGINGKVLQFALKMLKARREVELHWRASPHIVRIVDVLIVMECLDGGELFSRIQDYLHSINIAHRDVKPENLLYLTDFGFA
Ligand info
Orthosteric ligand
LX9
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 3KGA, Chain A