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4IBZ

Human p53 core domain with hot spot mutation R273C and second-site suppressor mutation T284R

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C, D
(A, B, C, D)
Cellular tumor antigen p53polymer20022507.64UniProt (P04637)
Pfam (PF00870)
Homo sapiens (human)Antigen NY-CO-13, Phosphoprotein p53, Tumor suppressor p53
2E, J, Q, V
(A, B, C, D)
ZINC IONnon-polymer65.44Chemie (ZN)
3AA, BA, F, G, H...
(D, A, B, C)
1,2-ETHANEDIOLnon-polymer62.119Chemie (EDO)
4CA, P
(D, B)
ACETATE IONnon-polymer59.02Chemie (ACT)
5DA, EA, FA, GA
(A, B, C, D)
waterwater18.0613Chemie (HOH)
Sequence modifications
A, B, C, D: 94 - 293 (UniProt: P04637)
PDBExternal DatabaseDetails
Cys 273Arg 273engineered mutation
Arg 284Thr 284engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight90030.5
Non-Polymers*Number of molecules25
Total formula weight1559.0
All*Total formula weight91589.5
*Water molecules are not included.

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PDB entries from 2025-07-23

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