Structure analysis

Crystal structure of the SAM-SAH riboswitch with decarboxylated SAH

X-ray diffraction
2.17Å resolution
Source organism: Roseobacter sp.
Assembly composition:
hetero dimer (preferred)
Entry contents: 2 distinct RNA molecules

Assemblies

Assembly 1 (preferred)
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Assembly Name: RNA
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Multimeric state: hetero dimer
Accessible surface area: 6292.83 Å2
Buried surface area: 2049.86 Å2
Dissociation area: 618.26 Å2
Dissociation energy (ΔGdiss): 5.34 kcal/mol
Dissociation entropy (TΔSdiss): 9.2 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-197188
Assembly 2
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Assembly Name: RNA
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Multimeric state: hetero dimer
Accessible surface area: 6118.01 Å2
Buried surface area: 1578.84 Å2
Dissociation area: 544.64 Å2
Dissociation energy (ΔGdiss): 3.12 kcal/mol
Dissociation entropy (TΔSdiss): 9 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-197188

Macromolecules

Name: Chains: A,C
Representative chains: A, C
Source organism: Roseobacter sp. [1907202]
Expression system: Not provided
Length: 26 nucleotides
Theoretical weight: 8.39 KDa

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Name: Chains: B,D
Representative chains: B, D
Source organism: Roseobacter sp. [1907202]
Expression system: Not provided
Length: 9 nucleotides
Theoretical weight: 2.9 KDa

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