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3Q4Z

Structure of unphosphorylated PAK1 kinase domain

Functional Information from GO Data
ChainGOidnamespacecontents
A0004672molecular_functionprotein kinase activity
A0005524molecular_functionATP binding
A0006468biological_processprotein phosphorylation
B0004672molecular_functionprotein kinase activity
B0005524molecular_functionATP binding
B0006468biological_processprotein phosphorylation
Functional Information from PDB Data
site_idAC1
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MG A 1
ChainResidue
AASN394
AHOH561
AANP800

site_idAC2
Number of Residues14
DetailsBINDING SITE FOR RESIDUE ANP A 800
ChainResidue
AMET344
AGLU345
ATYR346
ALEU347
ALEU396
AHOH561
BSER422
BTHR423
AMG1
AILE276
AGLY279
AALA280
AVAL284
AARG299

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PubMed","id":"22153498","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues22
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"22153498","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine; by JAK2","evidences":[{"source":"PubMed","id":"17726028","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17989089","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine; by autocatalysis, BRSK2 and PDPK1","evidences":[{"source":"PubMed","id":"10551809","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"10995762","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22153498","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22669945","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

239492

PDB entries from 2025-07-30

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