IL_2AO5_001

3D structure

PDB id

2AO5 (explore in PDB, NAKB, or RNA 3D Hub)

Description

Crystal structure of an RNA duplex r(GGCGBrUGCGCU)2 with terminal and internal tandem G-U base pairs

Experimental method

X-RAY DIFFRACTION

Resolution

2.1 Å

Loop

Sequence

G(5BU)GC*G(5BU)GC

Length

8 nucleotides

Bulged bases

None detected

QA status

Self-complementary:

Sequence variability

If this chain is mapped to an Rfam alignment, the link below will give its sequence variability.

R3DSVS

Structural variability across Equivalence Class

The link below will give the loop's structural variability across the equivalence class for this chain.

R3DMCS EC

Structural variability across Rfam

If this chain is mapped to an Rfam alignment, the link below will give the loop's structural variability between chains mapped to the same Rfam family.

R3DMCS Rfam

IL_2AO5_001 not in the Motif Atlas

Geometric match to IL_402D_001

Geometric discrepancy: 0.1871

The information below is about IL_402D_001

Detailed Annotation

Tandem non-canonical cWW pairs

Broad Annotation

No text annotation

Motif group

IL_77658.1

Basepair signature

cWW-cWW-cWW-cWW

Number of instances in this motif group

34

Unit IDs

2AO5|1|A|G|4
2AO5|1|A|5BU|5
2AO5|1|A|G|6
2AO5|1|A|C|7
*
2AO5|1|B|G|4
2AO5|1|B|5BU|5
2AO5|1|B|G|6
2AO5|1|B|C|7

Current chains

Chain A

5'-R(*GP*GP*CP*GP*(5BU)P*GP*CP*GP*CP*U)-3'

Chain B

5'-R(*GP*GP*CP*GP*(5BU)P*GP*CP*GP*CP*U)-3'

Nearby chains

Chain C

5'-R(*GP*GP*CP*GP*(5BU)P*GP*CP*GP*CP*U)-3'

Chain D

5'-R(*GP*GP*CP*GP*(5BU)P*GP*CP*GP*CP*U)-3'