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6XX6

Arabidopsis thaliana Casein Kinase 2 (CK2) alpha-1 crystal form I

Functional Information from GO Data
ChainGOidnamespacecontents
A0004672molecular_functionprotein kinase activity
A0004674molecular_functionprotein serine/threonine kinase activity
A0005524molecular_functionATP binding
A0006468biological_processprotein phosphorylation
Functional Information from PDB Data
site_idAC1
Number of Residues8
Detailsbinding site for residue PIV A 401
ChainResidue
AILE61
ALYS63
AVAL90
APHE108
AILE169
AASP170
AHOH573
AHOH592

site_idAC2
Number of Residues2
Detailsbinding site for residue SO4 A 402
ChainResidue
AASN233
ALYS193

site_idAC3
Number of Residues3
Detailsbinding site for residue CL A 403
ChainResidue
AHIS143
AALA310
AHOH554

site_idAC4
Number of Residues3
Detailsbinding site for residue CL A 404
ChainResidue
AARG75
AARG150
AHOH654

site_idAC5
Number of Residues3
Detailsbinding site for residue PGE A 405
ChainResidue
AHIS271
ASER272
ALYS274

Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues24
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. VGRGKYSEVFeGinvnskek..........CIIK
ChainResidueDetails
AVAL40-LYS63

site_idPS00108
Number of Residues13
DetailsPROTEIN_KINASE_ST Serine/Threonine protein kinases active-site signature. ImHrDVKphNVMI
ChainResidueDetails
AILE147-ILE159

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues285
DetailsDomain: {"description":"Protein kinase","evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"},{"source":"PROSITE-ProRule","id":"PRU10027","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues9
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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