3D structure

PDB id
3IYR (explore in PDB, NAKB, or RNA 3D Hub)
Description
tmRNA-SmpB: a journey to the center of the bacterial ribosome
Experimental method
ELECTRON MICROSCOPY
Resolution
13 Å

Loop

Sequence
GUCGCCGAGGG*CCGUAGGGAC
Length
21 nucleotides
Bulged bases
3IYR|1|A|G|31, 3IYR|1|A|G|33, 3IYR|1|A|G|34, 3IYR|1|A|G|306
QA status
Unknown status

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
No text annotation
Broad Annotation
No text annotation
Motif group
Not in a motif group
Basepair signature
Not available
Number of instances in this motif group
0

Unit IDs

3IYR|1|A|G|25
3IYR|1|A|U|26
3IYR|1|A|C|27
3IYR|1|A|G|28
3IYR|1|A|C|29
3IYR|1|A|C|30
3IYR|1|A|G|31
3IYR|1|A|A|32
3IYR|1|A|G|33
3IYR|1|A|G|34
3IYR|1|A|G|35
*
3IYR|1|A|C|304
3IYR|1|A|C|305
3IYR|1|A|G|306
3IYR|1|A|U|307
3IYR|1|A|A|308
3IYR|1|A|G|309
3IYR|1|A|G|310
3IYR|1|A|G|311
3IYR|1|A|A|312
3IYR|1|A|C|313

Current chains

Chain A
tmRNA

Nearby chains

Chain B
SsrA-binding protein

Coloring options:

Copyright 2026 BGSU RNA group. Page generated in 0.0375 s