3D structure

PDB id
6ID1 (explore in PDB, NAKB, or RNA 3D Hub)
Description
Cryo-EM structure of a human intron lariat spliceosome after Prp43 loaded (ILS2 complex) at 2.9 angstrom resolution
Experimental method
ELECTRON MICROSCOPY
Resolution
2.86 Å

Loop

Sequence
CAU*ACGCAAAUUC*GGCCUUUUGG
Length
23 nucleotides
Bulged bases
6ID1|1|F|C|79, 6ID1|1|F|C|81, 6ID1|1|F|A|84, 6ID1|1|F|U|85, 6ID1|1|F|U|86, 6ID1|1|H|U|15, 6ID1|1|H|U|17, 6ID1|1|H|U|18
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

6ID1|1|F|C|55
6ID1|1|F|A|56
6ID1|1|F|U|57
*
6ID1|1|F|A|78
6ID1|1|F|C|79
6ID1|1|F|G|80
6ID1|1|F|C|81
6ID1|1|F|A|82
6ID1|1|F|A|83
6ID1|1|F|A|84
6ID1|1|F|U|85
6ID1|1|F|U|86
6ID1|1|F|C|87
*
6ID1|1|H|G|11
6ID1|1|H|G|12
6ID1|1|H|C|13
6ID1|1|H|C|14
6ID1|1|H|U|15
6ID1|1|H|U|16
6ID1|1|H|U|17
6ID1|1|H|U|18
6ID1|1|H|G|19
6ID1|1|H|G|20

Current chains

Chain F
U6snRNA
Chain H
U2snRNA

Nearby chains

Chain A
Pre-mRNA-processing-splicing factor 8
Chain J
Crooked neck-like protein 1
Chain L
Cell division cycle 5-like protein
Chain M
Pre-mRNA-splicing factor SYF2
Chain P
Spliceosome-associated protein CWC15 homolog
Chain R
SNW domain-containing protein 1
Chain T
Pleiotropic regulator 1

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 0.1254 s