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4IBU

Human p53 core domain with hot spot mutation R273C and second-site suppressor mutation T284R in sequence-specific complex with DNA

Functional Information from GO Data
ChainGOidnamespacecontents
A0000976molecular_functiontranscription cis-regulatory region binding
A0003677molecular_functionDNA binding
A0003700molecular_functionDNA-binding transcription factor activity
A0005634cellular_componentnucleus
A0006355biological_processregulation of DNA-templated transcription
A0006915biological_processapoptotic process
B0000976molecular_functiontranscription cis-regulatory region binding
B0003677molecular_functionDNA binding
B0003700molecular_functionDNA-binding transcription factor activity
B0005634cellular_componentnucleus
B0006355biological_processregulation of DNA-templated transcription
B0006915biological_processapoptotic process
C0000976molecular_functiontranscription cis-regulatory region binding
C0003677molecular_functionDNA binding
C0003700molecular_functionDNA-binding transcription factor activity
C0005634cellular_componentnucleus
C0006355biological_processregulation of DNA-templated transcription
C0006915biological_processapoptotic process
D0000976molecular_functiontranscription cis-regulatory region binding
D0003677molecular_functionDNA binding
D0003700molecular_functionDNA-binding transcription factor activity
D0005634cellular_componentnucleus
D0006355biological_processregulation of DNA-templated transcription
D0006915biological_processapoptotic process
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 301
ChainResidue
ACYS176
AHIS179
ACYS238
ACYS242

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EDO A 302
ChainResidue
ALYS120
AARG280
AHOH434
AHOH462

site_idAC3
Number of Residues11
DetailsBINDING SITE FOR RESIDUE EDO A 303
ChainResidue
ASER240
AARG248
AARG249
APRO250
AILE251
AGLU271
AVAL272
ACYS273
AHOH454
AHOH543
ALYS132

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO A 304
ChainResidue
ALEU130
AASN131
AGLU271
BSER95
BSER96

site_idAC5
Number of Residues2
DetailsBINDING SITE FOR RESIDUE EDO A 305
ChainResidue
AALA138
AASP184

site_idAC6
Number of Residues7
DetailsBINDING SITE FOR RESIDUE EDO A 306
ChainResidue
ALEU206
AASP208
AARG209
AHOH654
CSER116
FDG12
FHOH113

site_idAC7
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 301
ChainResidue
BCYS176
BHIS179
BCYS238
BCYS242

site_idAC8
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO B 302
ChainResidue
BLEU114
BPRO142
BHIS233
BHOH459
BHOH543

site_idAC9
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EDO B 303
ChainResidue
BALA138
BHOH454
BHOH497
BHOH577

site_idBC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE EDO B 304
ChainResidue
BSER185
BACT305
BHOH561
DGLY199
DASN200
DGLU221
DHOH445
DHOH519

site_idBC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE ACT B 305
ChainResidue
BSER183
BASP184
BSER185
BEDO304
BHOH547
BHOH561
DHOH507

site_idBC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN C 301
ChainResidue
CCYS176
CHIS179
CCYS238
CCYS242

site_idBC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO C 302
ChainResidue
CLEU114
CPRO142
CHIS233
CHOH424
CHOH617

site_idBC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE EDO C 303
ChainResidue
CLEU130
CLYS132
CLYS164
CGLU271
CGLU285
CHOH528
CHOH639

site_idBC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE EDO C 304
ChainResidue
CLEU130
CASN131
CGLU271
CHOH528
CHOH650
DSER96

site_idBC7
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN D 301
ChainResidue
DCYS176
DHIS179
DCYS238
DCYS242

site_idBC8
Number of Residues6
DetailsBINDING SITE FOR RESIDUE EDO D 302
ChainResidue
BLYS139
BHOH413
DALA138
DLYS139
DTHR140
DGLU198

site_idBC9
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EDO D 303
ChainResidue
DPRO219
DHOH422
DHOH451
DHOH551

site_idCC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EDO D 304
ChainResidue
DASP207
DHOH411
DPRO190
DTYR205

site_idCC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO D 305
ChainResidue
DLEU114
DPRO142
DTHR231
DHIS233
DHOH446

site_idCC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO D 306
ChainResidue
BGLY187
BLEU188
BHOH537
DLEU201
DARG202

site_idCC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE ACT H 101
ChainResidue
ASER260
ASER261
AHOH580
CALA119
CLYS120
HDG2

Functional Information from PROSITE/UniProt
site_idPS00348
Number of Residues13
DetailsP53 p53 family signature. MCNSSCMGGMNRR
ChainResidueDetails
AMET237-ARG249

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues190
DetailsDNA binding: {"evidences":[{"source":"PubMed","id":"16793544","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18996393","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20364130","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues492
DetailsRegion: {"description":"Required for interaction with FBXO42","evidences":[{"source":"PubMed","id":"19509332","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues176
DetailsRegion: {"description":"Interaction with AXIN1","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues28
DetailsRegion: {"description":"Interaction with the 53BP2 SH3 domain"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues28
DetailsRegion: {"description":"Interaction with DNA"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues16
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"14534297","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16793544","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17015838","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18650397","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19515728","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20142040","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20364130","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues4
DetailsSite: {"description":"Interaction with DNA","evidences":[{"source":"PubMed","id":"16793544","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18996393","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20364130","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues8
DetailsModified residue: {"description":"N6-lactoyllysine","evidences":[{"source":"PubMed","id":"38653238","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues8
DetailsModified residue: {"description":"Phosphoserine; by AURKB","evidences":[{"source":"PubMed","id":"20959462","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues4
DetailsModified residue: {"description":"Phosphothreonine; by AURKB","evidences":[{"source":"PubMed","id":"20959462","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues5
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"19536131","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

239149

PDB entries from 2025-07-23

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