Structure of PDB 4ib5 Chain B

Receptor sequence
>4ib5B (length=329) Species: 9606 (Homo sapiens) [Search protein sequence]
GPVPSRARVYTDVNTHRPREYWDYESHVVEWGNQDDYQLVRKLGRGKYSE
VFEAINITNNEKVVVKILKPVKKKKIKREIKILENLRGGPNIITLADIVK
DPVSRTPALVFEHVNNTDFKQLYQTLTDYDIRFYMYEILKALDYCHSMGI
MHRDVKPHNVMIDHEHRKLRLIDWGLAEFYHPGQEYNVRVASRYFKGPEL
LVDYQMYDYSLDMWSLGCMLASMIFRKEPFFHGHDNYDQLVRIAKVLGTE
DLYDYIDKYNIELDPRFNDILGRHSRKRWERFVHSENQHLVSPEALDFLD
KLLRYDHQSRLTAREAMEHPYFYTVVKDQ
3D structure
PDB4ib5 First structure of protein kinase CK2 catalytic subunit with an effective CK2 beta-competitive ligand
ChainB
Resolution2.2 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D156 K158 N161 D175 P184 S194
Catalytic site (residue number reindexed from 1) D154 K156 N159 D173 P182 S192
Enzyme Commision number 2.7.11.1: non-specific serine/threonine protein kinase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 peptide B Q36 Q40 L41 I57 D103 Q34 Q38 L39 I55 D101
Gene Ontology
Molecular Function
GO:0004672 protein kinase activity
GO:0004674 protein serine/threonine kinase activity
GO:0005524 ATP binding
Biological Process
GO:0006468 protein phosphorylation

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Molecular Function
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Biological Process
External links
PDB RCSB:4ib5, PDBe:4ib5, PDBj:4ib5
PDBsum4ib5
PubMed23474121
UniProtP68400|CSK21_HUMAN Casein kinase II subunit alpha (Gene Name=CSNK2A1)

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