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7B4G

Structural basis of reactivation of oncogenic p53 mutants by a small molecule: methylene quinuclidinone (MQ). Human p53DBD-R282W mutant bound to DNA: R282W-MQ (II)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Cellular tumor antigen p53polymer20022534.61UniProt (P04637)
Pfam (PF00870)
Homo sapiens (Human)Antigen NY-CO-13,Phosphoprotein p53,Tumor suppressor p53
2B
(B)
DNA targetpolymer123664.41synthetic construct
3C
(A)
ZINC IONnon-polymer65.41Chemie (ZN)
4D, E, G, H
(A)
1,2-ETHANEDIOLnon-polymer62.14Chemie (EDO)
5F
(A)
DI(HYDROXYETHYL)ETHERnon-polymer106.11Chemie (PEG)
6I, J
(A, B)
waterwater18.0318Chemie (HOH)
Sequence modifications
A: 94 - 293 (UniProt: P04637)
PDBExternal DatabaseDetails
Trp 282Arg 282engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight26199.0
Non-Polymers*Number of molecules6
Total formula weight419.8
All*Total formula weight26618.8
*Water molecules are not included.

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PDB entries from 2025-12-24

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