3D structure

PDB id
28UI (explore in PDB, NAKB, or RNA 3D Hub)
Description
E. coli 70S ribosome, trapped conformational excited state of SSU-h44 apical loop, with A- and P-site tRNA
Experimental method
ELECTRON MICROSCOPY
Resolution
2.1 Å

Loop

Sequence
CGAAA(5MU)UCCUUG*C(5MC)UG
Length
16 nucleotides
Bulged bases
28UI|1|a|A|1938, 28UI|1|a|U|1944
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_28UI_139 not in the Motif Atlas
Homologous match to IL_7A0S_072
Geometric discrepancy: 0.1303
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

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

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