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The structure of the G. violaceus guanidine II riboswitch P2 stem-loop

X-ray diffraction
1.81Å resolution
PDB entry 5ndh coloured by chain, front view.
PDB entry 5ndh coloured by chain, side view.
PDB entry 5ndh coloured by chain, top view.
Source organism: Gloeobacter violaceus
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct RNA molecule

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Assemblies

Assembly 1
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Assembly Name: RNA
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Multimeric state: homo dimer
Accessible surface area: 5420.63 Å2
Buried surface area: 2537.95 Å2
Dissociation area: 612.63 Å2
Dissociation energy (ΔGdiss): -6.62 kcal/mol
Dissociation entropy (TΔSdiss): 9.49 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-196959
Assembly 2 (preferred)
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Assembly Name: RNA
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Multimeric state: homo dimer
Accessible surface area: 5475.95 Å2
Buried surface area: 2727.39 Å2
Dissociation area: 566.96 Å2
Dissociation energy (ΔGdiss): -11.58 kcal/mol
Dissociation entropy (TΔSdiss): 9.5 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-196959

Macromolecules

RNA chains A, B, C, D
Name: RNA (5'-R(*GP*(CBV)P*GP*GP*GP*GP*AP*CP*GP*AP*CP*CP*CP*CP*GP*C)-3')
Representative chains: A, B, C, D
Source organism: Gloeobacter violaceus [33072]
Expression system: Not provided
Length: 16 nucleotides
Theoretical weight: 5.25 KDa
RNA (5'-R(*GP*(CBV)P*GP*GP*GP*GP*AP*CP*GP*AP*CP*CP*CP*CP*GP*C)-3') in PDB entry 5ndh, assembly 2, front view.
RNA (5'-R(*GP*(CBV)P*GP*GP*GP*GP*AP*CP*GP*AP*CP*CP*CP*CP*GP*C)-3') in PDB entry 5ndh, assembly 2, side view.
RNA (5'-R(*GP*(CBV)P*GP*GP*GP*GP*AP*CP*GP*AP*CP*CP*CP*CP*GP*C)-3') in PDB entry 5ndh, assembly 2, top view.
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