IL_6X9Q_140

3D structure

PDB id

6X9Q (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 27 nt long spacer, transcription factors NusA and NusG, and fMet-tRNAs at P-site and E-site

Experimental method

ELECTRON MICROSCOPY

Resolution

4.8 Å

Loop

Sequence

CCGG*CG

Length

6 nucleotides

Bulged bases

6X9Q|1|a|C|1838

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_6X9Q_140 not in the Motif Atlas

Homologous match to IL_5J7L_314

Geometric discrepancy: 0.1093

The information below is about IL_5J7L_314

Detailed Annotation

Minor groove platform, major groove intercalation

Broad Annotation

Minor groove platform, major groove intercalation

Motif group

IL_95583.2

Basepair signature

cWW-L-cWW

Number of instances in this motif group

11

Unit IDs

6X9Q|1|a|C|1837
6X9Q|1|a|C|1838
6X9Q|1|a|G|1839
6X9Q|1|a|G|1840
*
6X9Q|1|a|C|1902
6X9Q|1|a|G|1903

Current chains

Chain a

23S rRNA

Nearby chains

Chain D

Small subunit ribosomal RNA; SSU rRNA

Chain h

50S ribosomal protein L2