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2XK2

Structure of HSP90 with small molecule inhibitor bound

Functional Information from GO Data
ChainGOidnamespacecontents
A0005524molecular_functionATP binding
A0006457biological_processprotein folding
A0016887molecular_functionATP hydrolysis activity
A0051082molecular_functionunfolded protein binding
A0140662molecular_functionATP-dependent protein folding chaperone
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MG A 1225
ChainResidue
AASN51
AADP1226
AHOH2069
AHOH2073
AHOH2254

site_idAC2
Number of Residues24
DetailsBINDING SITE FOR RESIDUE ADP A 1226
ChainResidue
AASN106
ALEU107
AGLY135
AVAL136
AGLY137
APHE138
ATHR184
AMG1225
AHOH2069
AHOH2073
AHOH2161
AHOH2205
AHOH2248
AHOH2249
AHOH2250
AHOH2251
AHOH2252
AHOH2253
AHOH2254
AHOH2255
AASN51
AALA55
AASP93
AMET98

Functional Information from PROSITE/UniProt
site_idPS00298
Number of Residues10
DetailsHSP90 Heat shock hsp90 proteins family signature. YsNKEIFLRE
ChainResidueDetails
ATYR38-GLU47

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"P07901","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

243911

PDB entries from 2025-10-29

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