› 1i2x

X-ray diffraction
2.4Å resolution

2.4 A STRUCTURE OF A-DUPLEX WITH BULGED ADENOSINE, SPERMIDINE FORM

Released:
DOI: 10.2210/pdb1i2x/pdb
PDB entry 1i2x coloured by chain, front view.
PDB entry 1i2x coloured by chain, side view.
PDB entry 1i2x coloured by chain, top view.
Source organism: Synthetic construct
Primary publication:
X-ray crystallographic observation of "in-line" and "adjacent" conformations in a bulged self-cleaving RNA/DNA hybrid.
Tereshko V, Wallace ST, Usman N, Wincott FE, Egli M
RNA 7 405-20 (2001)
PMID: 11333021

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-113074 (preferred)
Entry contents:
1 distinct DNA/RNA hybrid molecule
Macromolecule:
DNA/RNA (5'-R(*GP*CP*G)-D(P*AP*TP*AP*T)-R(P*AP*CP*GP*U)-3') Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 11 nucleotides
Theoretical weight: 3.47 KDa
Source organism: Synthetic construct
Expression system: Not provided

Ligands and Environments

1 bound ligand:
Ligand SPD 1 x SPD
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU
Spacegroup: P212121
Unit cell:
a: 27.69Å b: 47.71Å c: 113.62Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.25 0.25 0.278
Expression system: Not provided

Quick links

Citations

1 review citation

Genetic control by metabolite-binding riboswitches.
Winkler et al. (2003)
12 other articles