IL_6X9Q_168

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

UG*CAAG

Length

6 nucleotides

Bulged bases

6X9Q|1|a|A|2542

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_168 not in the Motif Atlas

Homologous match to IL_5J7L_342

Geometric discrepancy: 0.0682

The information below is about IL_5J7L_342

Detailed Annotation

Major groove platform with intercalation

Broad Annotation

Major groove platform

Motif group

IL_02555.1

Basepair signature

cWW-L-cWW

Number of instances in this motif group

9

Unit IDs

6X9Q|1|a|U|2522
6X9Q|1|a|G|2523
*
6X9Q|1|a|C|2540
6X9Q|1|a|A|2541
6X9Q|1|a|A|2542
6X9Q|1|a|G|2543

Current chains

Chain a

23S rRNA

Nearby chains

Chain q

50S ribosomal protein L36

Chain s

50S ribosomal protein L13