4KB8 Chain A
Casein kinase I isoform delta (CSNK1D)
Inactive — 40.5%DFG-inαC-inType1 · 1QN
Resolution
1.95 Å
R-value
0.207
Predicted activity confidence40.5%
Structure info
Alternate conformationA
Missing atoms3
Missing residues0
Salt bridge (KinCore)Saltbr-in
Sequence info
PDB sequence
LRVGNRYRLGRKIGSGSFGDIYLGTDIAAGEEVAIKLECVKTKHPQLHIESKIYKMMQGGVGIPTIRWCGAEGDYNVMVMELLGPSLEDLFNFCSRKFSLKTVLLLADQMISRIEYIHSKNFIHRDVKPDNFLMGLGKKGNLVYIIDFGLAKKYGTARYASINTHLGIEQSRRDDLESLGYVLMYFNLGSLPWQGLKERISEKKMSTPIEVLCKGYPSEFATYLNFCRSLRFDDKPDYSYLRQLFRNLFHRQGFSYDYVFDWNML
UniProt reference sequence
YRLGRKIGSGSFGDIYLGTDIAAGEEVAIKLECVKTKHPQLHIESKIYKMMQGGVGIPTIRWCGAEGDYNVMVMELLGPSLEDLFNFCSRKFSLKTVLLLADQMISRIEYIHSKNFIHRDVKPDNFLMGLGKKGNLVYIIDFGLAKKYRDARTHQHIPYRENKNLTGTARYASINTHLGIEQSRRDDLESLGYVLMYFNLGSLPWQGLKAATKRQKYERISEKKMSTPIEVLCKGYPSEFATYLNFCRSLRFDDKPDYSYLRQLFRN
Aligned reference sequence
YRLG----------------RKIGSGS----------------FGDIYLGTD--IA------------------------------------AGEEVAIKLEC--VKTK------------------------------HPQLHIESKIYKMM--Q-----------------------GGVGIPTIRWCGAEGD--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------YNVMVMELLG---------------PSLEDLFNF--CSR------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KFSLKTVLLLADQMISRIEYIHSK---------------------------------------------NFIHRDV-----KPDNFLMGL--GKK---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------GNLVYIIDFGLAKKYRDARTH--QHIPYREN--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KNLTGTARYASINTHLG--------------------------------IEQS-RRDDLESLGYVLMYFNLG-----------------SLPWQG--LKAATKR-----------------------------------------QKYERISEKKMST--PIEVLCKGYP-----------------------------------------------------------------------------------------------------SEFATYLNFCRSLRFDDKPD--------------YSYLRQLFRN
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
YRLG----------------RKIGSGS----------------FGDIYLGTD--IA------------------------------------AGEEVAIKLEC--VKTK------------------------------HPQLHIESKIYKMM--Q-----------------------GGVGIPTIRWCGAEGD--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------YNVMVMELLG---------------PSLEDLFNF--CSR------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KFSLKTVLLLADQMISRIEYIHSK---------------------------------------------NFIHRDV-----KPDNFLMGL--GKK---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------GNLVYIIDFGLAKKY----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------GTARYASINTHLG--------------------------------IEQS-RRDDLESLGYVLMYFNLG-----------------SLPWQG--LK-------------------------------------------------ERISEKKMST--PIEVLCKGYP-----------------------------------------------------------------------------------------------------SEFATYLNFCRSLRFDDKPD--------------YSYLRQLFRN
Activation segment
DFGLAKKY----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------GTARYASIN
Binding pocket
RKIGSGSFGDIYLVAIKLEQLHIESKIYKMMQVGIPTIRWCVMVMELLG_PSLEDLFNFYIHSKNFIHRDVKPDNFLMIIDFGLA
Ligand info
Orthosteric ligand
1QN
Allosteric ligand
None
Ligand typeType1
Consensus conformation
DFG conformationin
αC-helix conformationin
Predicted activityinactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 4KB8, Chain A