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3HRF

Crystal structure of Human PDK1 kinase domain in complex with an allosteric activator bound to the PIF-pocket

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 Residues21
DetailsBINDING SITE FOR RESIDUE ATP A 1373
ChainResidue
AHOH16
AALA162
AGLU166
ALEU212
AASP223
AHOH363
AHOH395
AHOH403
AHOH441
AHOH467
AHOH471
AGLY89
AHOH474
AHOH506
AGLY91
ASER92
ASER94
AVAL96
AALA109
ALYS111
ASER160

site_idAC2
Number of Residues11
DetailsBINDING SITE FOR RESIDUE P47 A 1374
ChainResidue
ALYS76
AILE119
AVAL127
AARG131
ATHR148
APHE149
AGLN150
ALEU155
ATYR156
APHE157
AHOH393

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE EPE A 1375
ChainResidue
APRO307
ALYS308
AASP311
AHIS339
APRO340
AHOH382

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE EPE A 1376
ChainResidue
AARG172
AGLY175
ALEU254
AGLY278
APHE291
AALA292

Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues24
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. LGEGSFSTVVlArelatsre..........YAIK
ChainResidueDetails
ALEU88-LYS111

site_idPS00108
Number of Residues13
DetailsPROTEIN_KINASE_ST Serine/Threonine protein kinases active-site signature. IiHrDLKpeNILL
ChainResidueDetails
AILE201-LEU213

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues44
DetailsRegion: {"description":"PIF-pocket","evidences":[{"source":"PubMed","id":"22999883","evidenceCode":"ECO:0000305"}]}
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 Residues7
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"12169624","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15741170","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22999883","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"22999883","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine; by autocatalysis","evidences":[{"source":"PubMed","id":"10455013","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"11481331","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15772071","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16780920","evidenceCode":"ECO:0000269"},{"source":"Reference","evidenceCode":"ECO:0000269","citation":{"citationType":"submission","publicationDate":"MAR-2009","submissionDatabase":"UniProtKB","authors":["Bienvenut W.V.","Waridel P.","Quadroni M."]}}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"Q9Z2A0","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsModified residue: {"description":"Phosphothreonine; by MELK","evidences":[{"source":"PubMed","id":"22544756","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AGLU209
AASP205

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
ALYS207
AASP205

site_idCSA3
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
ALYS207
ATHR245
AASP205

site_idCSA4
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
ALYS207
AASN210
AASP205

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PDB entries from 2025-12-03

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