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2RKU

Structure of PLK1 in complex with BI2536

Functional Information from GO Data
ChainGOidnamespacecontents
A0004672molecular_functionprotein kinase activity
A0005524molecular_functionATP binding
A0006468biological_processprotein phosphorylation
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 501
ChainResidue
AHIS93
ACYS212
ACYS255
ATLA502

site_idAC2
Number of Residues15
DetailsBINDING SITE FOR RESIDUE R78 A 500
ChainResidue
AVAL114
ALEU130
AGLU131
ALEU132
ACYS133
AARG136
APHE183
AHOH527
AHOH563
AHOH619
AARG57
APHE58
ALEU59
ALYS61
AGLU69

site_idAC3
Number of Residues11
DetailsBINDING SITE FOR RESIDUE TLA A 502
ChainResidue
ALYS91
AHIS93
ALYS97
ACYS212
ASER254
ACYS255
ALEU256
AZN501
ATLA504
AHOH608
AHOH677

site_idAC4
Number of Residues8
DetailsBINDING SITE FOR RESIDUE TLA A 504
ChainResidue
APHE64
ALYS91
AGLN94
ALYS97
ATLA502
AHOH552
AHOH608
AHOH733

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SRT A 505
ChainResidue
AASN266
ATYR268
ASER269
AILE270
AGLN283

site_idAC6
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SRT A 507
ChainResidue
AARG135
AGLU140
ALEU141
ALEU319
AHOH592
AHOH648
AHOH698

site_idAC7
Number of Residues7
DetailsBINDING SITE FOR RESIDUE TAR A 503
ChainResidue
ALEU139
ALYS178
ALEU179
AGLY180
AASN216
AHOH743
AHOH783

Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues24
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. LGKGGFAKCFeIsdadtkev..........FAGK
ChainResidueDetails
ALEU59-LYS82

site_idPS00108
Number of Residues13
DetailsPROTEIN_KINASE_ST Serine/Threonine protein kinases active-site signature. ViHrDLKlgNLFL
ChainResidueDetails
AVAL172-LEU184

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Proton acceptor => ECO:0000269|PubMed:18615013
ChainResidueDetails
AASP176

site_idSWS_FT_FI2
Number of Residues5
DetailsBINDING:
ChainResidueDetails
ALEU59
ALYS82
AGLU131
ALYS178
AASP194

site_idSWS_FT_FI3
Number of Residues1
DetailsMOD_RES: Phosphoserine => ECO:0007744|PubMed:18691976
ChainResidueDetails
ASER103

site_idSWS_FT_FI4
Number of Residues1
DetailsMOD_RES: Phosphoserine => ECO:0000305|PubMed:12207013
ChainResidueDetails
ASER137

site_idSWS_FT_FI5
Number of Residues1
DetailsMOD_RES: Phosphothreonine; by AURKA => ECO:0000269|PubMed:12207013, ECO:0000269|PubMed:18477460, ECO:0000269|PubMed:18615013, ECO:0007744|PubMed:18669648, ECO:0007744|PubMed:18691976, ECO:0007744|PubMed:19369195, ECO:0007744|PubMed:20068231, ECO:0007744|PubMed:23186163
ChainResidueDetails
AVAL210

site_idSWS_FT_FI6
Number of Residues1
DetailsMOD_RES: Phosphothreonine => ECO:0007744|PubMed:18669648, ECO:0007744|PubMed:18691976, ECO:0007744|PubMed:19369195
ChainResidueDetails
ATHR214

site_idSWS_FT_FI7
Number of Residues1
DetailsMOD_RES: Phosphoserine; by autocatalysis => ECO:0000250
ChainResidueDetails
ASER269

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AGLY180
AASP176

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
ALYS178
AASP176

site_idCSA3
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
ATHR214
ALYS178
AASP176

site_idCSA4
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AASN181
ALYS178
AASP176

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PDB entries from 2025-06-11

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