IL_3CGP_002

3D structure

PDB id

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

Description

X-ray structure of a pseudouridine-containing yeast spliceosomal U2 snRNA-intron branch site duplex bound to iodide ions

Experimental method

X-RAY DIFFRACTION

Resolution

1.57 Å

Loop

Sequence

(PSU)A*UAA

Length

5 nucleotides

Bulged bases

3CGP|1|B|A|20

QA status

Modified nucleotides: PSU

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

Detailed Annotation

Single bulged A

Broad Annotation

No text annotation

Motif group

IL_31462.5

Basepair signature

cWW-L-cWW

Number of instances in this motif group

129

Unit IDs

3CGP|1|A|PSU|6
3CGP|1|A|A|7
*
3CGP|1|B|U|19
3CGP|1|B|A|20
3CGP|1|B|A|21

Current chains

Chain A

RNA (5'-R(*GP*CP*GP*CP*GP*(PSU)P*AP*GP*UP*AP*GP*C)-3')

Chain B

RNA (5'-R(*CP*GP*CP*UP*AP*CP*UP*AP*AP*CP*GP*CP*G)-3')

Nearby chains