3D structure

PDB id
28UN (explore in PDB, NAKB, or RNA 3D Hub)
Description
E. coli 70S ribosome, conformational excited state mutation in SSU-h41, with A/P- and P/E-site tRNA
Experimental method
ELECTRON MICROSCOPY
Resolution
2.48 Å

Loop

Sequence
CGAAA(5MU)UCCUUG*C(5MC)UG
Length
16 nucleotides
Bulged bases
28UN|1|a|A|1938, 28UN|1|a|U|1944, 28UN|1|a|U|1963
QA status
Modified nucleotides: 5MU, 5MC

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
IL_28UN_138 not in the Motif Atlas
Homologous match to IL_7A0S_072
Geometric discrepancy: 0.1344
The information below is about IL_7A0S_072
Detailed Annotation
No text annotation
Broad Annotation
No text annotation
Motif group
IL_04332.3
Basepair signature
cWW-L-R-L-cWW-L-L-R-L-R-L
Number of instances in this motif group
2

Unit IDs

28UN|1|a|C|1934
28UN|1|a|G|1935
28UN|1|a|A|1936
28UN|1|a|A|1937
28UN|1|a|A|1938
28UN|1|a|5MU|1939
28UN|1|a|U|1940
28UN|1|a|C|1941
28UN|1|a|C|1942
28UN|1|a|U|1943
28UN|1|a|U|1944
28UN|1|a|G|1945
*
28UN|1|a|C|1961
28UN|1|a|5MC|1962
28UN|1|a|U|1963
28UN|1|a|G|1964

Current chains

Chain a
23S rRNA

Nearby chains

Chain A
Small subunit ribosomal RNA; SSU rRNA
Chain Y
Transfer RNA; tRNA
Chain c
Large ribosomal subunit protein uL2

Coloring options:


Copyright 2026 BGSU RNA group. Page generated in 0.0931 s