› 4iqs

X-ray diffraction
2.6Å resolution

RNA 8mer duplex modified with 4-Se-Uridine

Released:
DOI: 10.2210/pdb4iqs/pdb
PDB entry 4iqs coloured by chain, front view.
PDB entry 4iqs coloured by chain, side view.
PDB entry 4iqs coloured by chain, top view.
Source organism: Synthetic construct
Primary publication:
Structural insights of non-canonical U*U pair and Hoogsteen interaction probed with Se atom.
Sheng J, Gan J, Soares AS, Salon J, Huang Z
Nucleic Acids Res 41 10476-87 (2013)
PMID: 24013566

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-196815 (preferred)
Entry contents:
1 distinct RNA molecule
Macromolecule:
RNA (5'-R(*GP*UP*GP*(S5)P*AP*CP*AP*C)-3') Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 8 nucleotides
Theoretical weight: 2.59 KDa
Source organism: Synthetic construct
Expression system: Not provided

Ligands and Environments

No bound ligands
1 modified residue:
Ligand US5 6 x US5

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X12B
Spacegroup: R32
Unit cell:
a: 47.006Å b: 47.006Å c: 354.105Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.197 0.194 0.258
Expression system: Not provided

Quick links

Citations

1 review citation

New molecular engineering approaches for crystallographic studies of large RNAs.
Zhang et al. (2014)
12 other articles

1 mention without citation

Structural insights of non-canonical U*U pair and Hoogsteen interaction probed with Se atom.
Sheng et al. (2013)