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Crystal structure of an intramolecular human telomeric DNA G-quadruplex 21-mer bound by the naphthalene diimide compound MM41.

X-ray diffraction
2.4Å resolution
PDB entry 4da3 coloured by chain, front view.
PDB entry 4da3 coloured by chain, side view.
PDB entry 4da3 coloured by chain, top view.
Source organism: synthetic construct
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct DNA molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: DNA
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Multimeric state: monomeric
Accessible surface area: 4885.03 Å2
Buried surface area: 551.87 Å2
Dissociation area: 58.95 Å2
Dissociation energy (ΔGdiss): -0.07 kcal/mol
Dissociation entropy (TΔSdiss): 0.07 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-117308

Macromolecules

DNA chain A
Name: DNA (5'-D(*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*G)-3')
Representative chains: A
Source organism: synthetic construct [32630]
Expression system: Not provided
Length: 21 nucleotides
Theoretical weight: 6.67 KDa
DNA (5'-D(*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*G)-3') in PDB entry 4da3, assembly 1, front view.
DNA (5'-D(*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*G)-3') in PDB entry 4da3, assembly 1, side view.
DNA (5'-D(*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*G)-3') in PDB entry 4da3, assembly 1, top view.
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