4HNI Chain A
Casein kinase I isoform epsilon (CSNK1E)
Inactive — 7.5%DFG-outαC-inType1 · 16W
Resolution
2.74 Å
R-value
0.237
Predicted activity confidence7.5%
Structure info
Alternate conformation—
Missing atoms4
Missing residues2
Salt bridge (KinCore)Saltbr-none
Sequence info
PDB sequence
LRVGNKYRLGRKIGSGSFGDIYLGANIASGEEVAIKLECVHIESKFYKMMQGGVGIPSIKWCGAEGDYNVMVMELLGPSLEDLFNFCSRKFSLKTVLLLADQMISRIEYIHSKNFIHRDVKPDNFLMGLGKKGNLVYIIDFGLAKKYRDARTHQHIPYRENKNLTGTARYASINTHLGIEQSRRDDLESLGYVLMYFNLGSLPWQGLKAATKRQKYERISEKKMSTPIEVLCKGYPSEFSTYLNFCRSLRFDDKPDYSYLRQLFRNLFHRQGFSYDYVFDWNML
UniProt reference sequence
YRLGRKIGSGSFGDIYLGANIASGEEVAIKLECVKTKHPQLHIESKFYKMMQGGVGIPSIKWCGAEGDYNVMVMELLGPSLEDLFNFCSRKFSLKTVLLLADQMISRIEYIHSKNFIHRDVKPDNFLMGLGKKGNLVYIIDFGLAKKYRDARTHQHIPYRENKNLTGTARYASINTHLGIEQSRRDDLESLGYVLMYFNLGSLPWQGLKAATKRQKYERISEKKMSTPIEVLCKGYPSEFSTYLNFCRSLRFDDKPDYSYLRQLFRN
Aligned reference sequence
YRLG----------------RKIGSGS----------------FGDIYLGAN--IA------------------------------------SGEEVAIKLEC--VKTK------------------------------HPQLHIESKFYKMM--Q-----------------------GGVGIPSIKWCGAEGD--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------YNVMVMELLG---------------PSLEDLFNF--CSR------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KFSLKTVLLLADQMISRIEYIHSK---------------------------------------------NFIHRDV-----KPDNFLMGL--GKK---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------GNLVYIIDFGLAKKYRDARTH--QHIPYREN--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KNLTGTARYASINTHLG--------------------------------IEQS-RRDDLESLGYVLMYFNLG-----------------SLPWQG--LKAATKR-----------------------------------------QKYERISEKKMST--PIEVLCKGYP-----------------------------------------------------------------------------------------------------SEFSTYLNFCRSLRFDDKPD--------------YSYLRQLFRN
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
YRLG----------------RKIGSGS----------------FGDIYLGAN--IA------------------------------------SGEEVAIKLEC--V-------------------------------------HIESKFYKMM--Q-----------------------GGVGIPSIKWCGAEGD--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------YNVMVMELLG---------------PSLEDLFNF--CSR------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KFSLKTVLLLADQMISRIEYIHSK---------------------------------------------NFIHRDV-----KPDNFLMGL--GKK---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------GNLVYIIDFGLAKKYRDARTH--QHIPYREN--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KNLTGTARYASINTHLG--------------------------------IEQS-RRDDLESLGYVLMYFNLG-----------------SLPWQG--LKAATKR-----------------------------------------QKYERISEKKMST--PIEVLCKGYP-----------------------------------------------------------------------------------------------------SEFSTYLNFCRSLRFDDKPD--------------YSYLRQLFRN
Activation segment
DFGLAKKYRDARTH--QHIPYREN--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KNLTGTARYASIN
Binding pocket
RKIGSGSFGDIYLVAIKLE__HIESKFYKMMQVGIPSIKWCVMVMELLG_PSLEDLFNFYIHSKNFIHRDVKPDNFLMIIDFGLA
Ligand info
Orthosteric ligand
16W
Allosteric ligand
None
Ligand typeType1
Consensus conformation
DFG conformationout
αC-helix conformationin
Predicted activityinactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 4HNI, Chain A