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2R6M

Crystal structure of rat CK2-beta subunit

Functional Information from GO Data
ChainGOidnamespacecontents
A0000785cellular_componentchromatin
A0005634cellular_componentnucleus
A0005737cellular_componentcytoplasm
A0005956cellular_componentprotein kinase CK2 complex
A0016363cellular_componentnuclear matrix
A0019887molecular_functionprotein kinase regulator activity
A0031519cellular_componentPcG protein complex
A0033574biological_processresponse to testosterone
A0043021molecular_functionribonucleoprotein complex binding
A0097421biological_processliver regeneration
B0000785cellular_componentchromatin
B0005634cellular_componentnucleus
B0005737cellular_componentcytoplasm
B0005956cellular_componentprotein kinase CK2 complex
B0016363cellular_componentnuclear matrix
B0019887molecular_functionprotein kinase regulator activity
B0031519cellular_componentPcG protein complex
B0033574biological_processresponse to testosterone
B0043021molecular_functionribonucleoprotein complex binding
B0097421biological_processliver regeneration
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 216
ChainResidue
ACYS109
ACYS114
ACYS137
ACYS140

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 216
ChainResidue
BCYS109
BCYS114
BCYS137
BCYS140

Functional Information from PROSITE/UniProt
site_idPS01101
Number of Residues32
DetailsCK2_BETA Casein kinase II regulatory subunit signature. CPrVyCenqpmLPIGlsdipgeamVKlyCPkC
ChainResidueDetails
ACYS109-CYS140

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues6
DetailsMotif: {"description":"KSSR motif","evidences":[{"source":"UniProtKB","id":"P67870","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues8
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P67870","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"P67870","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues5
DetailsRegion: {"description":"Interaction with alpha subunit"}
ChainResidueDetails

251422

PDB entries from 2026-04-01

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