RNA 3D Hub
RNA Structure Atlas
Representative Sets
Home
Release history
Compare releases
View current release
RNA 3D Motif Atlas
Home
Release history
Compare releases
View current HL
View current IL
View current J3
View current J4
View current J5
View current J6
View current J7
View current J8
View current J9
Resources
WebFR3D motif search
WebFR3D description
JAR3D map sequences to motifs
R3DMCS Motif Comparison Server
R3DSVS Sequence Variabilty Server
R3DCID Circular Interaction Diagrams
R3DAID Alignment Interaction Diagrams
API page
GitHub for BGSU-RNA
RNA Basepair Catalog at NAKB
RNA Base Triple Database
RNA Base Phosphate Catalog
Modified nucleotides at NAKB
RNA 3D Structure Course
Help
Contact us
RCSB PDB
NAKB
Search
//
4ERD
Pairwise Interaction Annotations: FR3D ligand
Download csv
Download tsv
Summary
Loops
Interactions
Basepair
Basepair detail
Base stacking
Base-phosphate
Base-ribose
Oxygen stacking
Sugar-ribose
All interactions
Ligands
2D Diagram
4ERD|1|A|K|601
K
ion
Nucleotide numbers
Stereo
Coloring options:
Default
CPK
Real Space R (RSR)
RSR Z-Score (RSRZ)
0.0
RSR Scale truncated at 0.5
0.5
RSRZ Scale
1
2
3
RSRZ Scale
Copyright 2026
BGSU RNA group
.
Page generated in 0.0941 s