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3AY9

Crystal structure of human Hsp70 NBD in the ADP-, Mg ion-, and K ion-bound state

Functional Information from GO Data
ChainGOidnamespacecontents
A0005524molecular_functionATP binding
A0016887molecular_functionATP hydrolysis activity
Functional Information from PDB Data
site_idAC1
Number of Residues26
DetailsBINDING SITE FOR RESIDUE ADP A 1452
ChainResidue
ATHR13
ASER275
AGLY338
AGLY339
ASER340
AARG342
AILE343
AASP366
AHOH402
AHOH480
AHOH482
ATHR14
AHOH485
AHOH489
AHOH491
AHOH502
APO46265
AMG6266
AK6267
ATYR15
AGLY201
AGLY202
AGLY230
AGLU268
ALYS271
AARG272

site_idAC2
Number of Residues13
DetailsBINDING SITE FOR RESIDUE PO4 A 6265
ChainResidue
AGLY12
ATHR13
ALYS71
AGLU175
ATHR204
AHOH480
AHOH486
AHOH488
AHOH489
AHOH490
AHOH563
AADP1452
AMG6266

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE MG A 6266
ChainResidue
AHOH480
AHOH482
AHOH486
AHOH488
AADP1452
APO46265
AK6267

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE K A 6267
ChainResidue
AASP10
ATYR15
AHOH482
AHOH485
AADP1452
AMG6266

site_idAC5
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL A 6268
ChainResidue
ATYR183
ALYS345
ALYS348

site_idAC6
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CA A 6269
ChainResidue
AHIS227
AASP232
AHOH505

Functional Information from PROSITE/UniProt
site_idPS00297
Number of Residues8
DetailsHSP70_1 Heat shock hsp70 proteins family signature 1. IDLGTTyS
ChainResidueDetails
AILE9-SER16

site_idPS00329
Number of Residues14
DetailsHSP70_2 Heat shock hsp70 proteins family signature 2. IFDLGGGTfdvSIL
ChainResidueDetails
AILE197-LEU210

site_idPS01036
Number of Residues15
DetailsHSP70_3 Heat shock hsp70 proteins family signature 3. LvLvGGsTRIPkVqK
ChainResidueDetails
ALEU334-LYS348

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues16
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"27708256","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues3
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

249697

PDB entries from 2026-02-25

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