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4IBW

Human p53 core domain with hot spot mutation R273H and second-site suppressor mutation T284R in sequence-specific complex with DNA

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Cellular tumor antigen p53polymer20022542.61UniProt (P04637)
Pfam (PF00870)
Homo sapiens (human)Antigen NY-CO-13, Phosphoprotein p53, Tumor suppressor p53
2B
(B)
DNA (5'-D(*CP*GP*GP*GP*CP*AP*TP*GP*CP*CP*CP*G)-3')polymer123664.41
3C
(A)
ZINC IONnon-polymer65.41Chemie (ZN)
4D, E, F, G, H...
(A, B)
1,2-ETHANEDIOLnon-polymer62.117Chemie (EDO)
5U, V
(A, B)
waterwater18.0335Chemie (HOH)
Sequence modifications
A: 94 - 293 (UniProt: P04637)
PDBExternal DatabaseDetails
His 273Arg 273engineered mutation
Arg 284Thr 284engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight26207.0
Non-Polymers*Number of molecules18
Total formula weight1120.6
All*Total formula weight27327.6
*Water molecules are not included.

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PDB entries from 2025-06-18

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