HL_6X7K_074

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

GCAAAUC

Length

7 nucleotides

Bulged bases

6X7K|1|a|C|1493, 6X7K|1|a|U|1497

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

HL_6X7K_074 not in the Motif Atlas

Homologous match to HL_5J7L_170

Geometric discrepancy: 0.1135

The information below is about HL_5J7L_170

Detailed Annotation

Pseudoknot geometry with 3' bulge

Broad Annotation

No text annotation

Motif group

HL_57176.2

Basepair signature

cWW-F-F-F

Number of instances in this motif group

14

Unit IDs

6X7K|1|a|G|1492
6X7K|1|a|C|1493
6X7K|1|a|A|1494
6X7K|1|a|A|1495
6X7K|1|a|A|1496
6X7K|1|a|U|1497
6X7K|1|a|C|1498

Current chains

Chain a

23S rRNA

Nearby chains

Chain h

50S ribosomal protein L2