3D structure

PDB id
9TKO (explore in PDB, NAKB, or RNA 3D Hub)
Description
30S pre-initiation complex with IF2 bound (30S PIC-B)
Experimental method
ELECTRON MICROSCOPY
Resolution
3 Å

Loop

Sequence
CAAG*CUAGUAA*UGAAUACG
Length
19 nucleotides
Bulged bases
None detected
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
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

9TKO|1|D1|C|936
9TKO|1|D1|A|937
9TKO|1|D1|A|938
9TKO|1|D1|G|939
*
9TKO|1|D1|C|1344
9TKO|1|D1|U|1345
9TKO|1|D1|A|1346
9TKO|1|D1|G|1347
9TKO|1|D1|U|1348
9TKO|1|D1|A|1349
9TKO|1|D1|A|1350
*
9TKO|1|D1|U|1372
9TKO|1|D1|G|1373
9TKO|1|D1|A|1374
9TKO|1|D1|A|1375
9TKO|1|D1|U|1376
9TKO|1|D1|A|1377
9TKO|1|D1|C|1378
9TKO|1|D1|G|1379

Current chains

Chain D1
16S Ribosomal RNA

Nearby chains

Chain AF
Small ribosomal subunit protein uS7
Chain AH
Small ribosomal subunit protein uS9

Coloring options:

Copyright 2026 BGSU RNA group. Database contents are licensed under Creative Commons Attribution 4.0 International (CC BY 4.0). Page generated in 0.162 s