HL_4FEN_002

3D structure

PDB id

4FEN (explore in PDB, NAKB, or RNA 3D Hub)

Description

Crystal structure of the A24U/U25A/A46G mutant xpt-pbuX guanine riboswitch aptamer domain in complex with hypoxanthine

Experimental method

X-RAY DIFFRACTION

Resolution

1.35 Å

Loop

Sequence

GUUUCUAC

Length

8 nucleotides

Bulged bases

4FEN|1|B|U|48

QA status

Valid loop

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

Purine riboswitch

Broad Annotation

Purine riboswitch

Motif group

HL_46333.1

Basepair signature

cWW-R-cSH

Number of instances in this motif group

11

Unit IDs

4FEN|1|B|G|46
4FEN|1|B|U|47
4FEN|1|B|U|48
4FEN|1|B|U|49
4FEN|1|B|C|50
4FEN|1|B|U|51
4FEN|1|B|A|52
4FEN|1|B|C|53

Current chains

Chain B

A24U/U25A/A46G mutant of the B. subtilis xpt-pbuX guanine riboswitch aptamer domain

Nearby chains