IL_6X7K_155

3D structure

PDB id

6X7K (explore in PDB, NAKB, or RNA 3D Hub)

Description

Cryo-EM structure of an Escherichia coli coupled transcription-translation complex B3 (TTC-B3) containing an mRNA with a 24 nt long spacer, transcription factors NusA and NusG, and fMet-tRNAs at P-site and E-site

Experimental method

ELECTRON MICROSCOPY

Resolution

3.1 Å

Loop

Sequence

GUGUAGGAUAGG*CCC

Length

15 nucleotides

Bulged bases

6X7K|1|a|U|2111, 6X7K|1|a|U|2118

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

IL_6X7K_155 not in the Motif Atlas

Homologous match to IL_3U4M_001

Geometric discrepancy: 0.5165

The information below is about IL_3U4M_001

Detailed Annotation

Isolated non-canonical cWW pair

Broad Annotation

No text annotation

Motif group

IL_28037.2

Basepair signature

cWW-cWW-cWW

Number of instances in this motif group

65

Unit IDs

6X7K|1|a|G|2110
6X7K|1|a|U|2111
6X7K|1|a|G|2112
6X7K|1|a|U|2113
6X7K|1|a|A|2114
6X7K|1|a|G|2115
6X7K|1|a|G|2116
6X7K|1|a|A|2117
6X7K|1|a|U|2118
6X7K|1|a|A|2119
6X7K|1|a|G|2120
6X7K|1|a|G|2121
*
6X7K|1|a|C|2177
6X7K|1|a|C|2178
6X7K|1|a|C|2179

Current chains

Chain a

23S rRNA

Nearby chains

Chain A

Transfer RNA; tRNA