Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'4-Hairpin pdb1afx1A.e4-9
Source: [PDB-id:chain] 1afx:A (&rarr PDB)
Source: Information UGAA EUKARYOTIC RIBOSOMAL RNA TETRALOOP, NMR, 13 STRUCTURES
Source: Compound RNA (5'-R(*GP*GP*UP*GP*UP*GP*AP*AP*CP*AP*CP*C)-
Source: Resolution NOT APPLICABLE.
Position (4, 9)
Primary structure ('_': anchors) _UGAA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		1: C4'-exo, 3: C4'-exo, 4: C3'-exo, 5: C2'-endo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		3: syn, 4: syn, 5: syn
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 1 2 ↑
2 2 3 &larr
3 4 5 ↑
4 5 6 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 6 Watson-Crick/Watson-Crick cis
2 2 5 Bifurcated/O2' ?
3 3 4 Hoogsteen/O2' ?
4 4 5 C/O2' ?
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters