IL_6X7K_163

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

AUA*UGUUU

Length

8 nucleotides

Bulged bases

None detected

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_163 not in the Motif Atlas

Geometric match to IL_5J7L_337

Geometric discrepancy: 0.0659

The information below is about IL_5J7L_337

Detailed Annotation

Major groove minor groove platform with extra cWW

Broad Annotation

Major groove minor groove platform with extra cWW

Motif group

IL_51387.3

Basepair signature

cWW-cSH-cWW-cWW

Number of instances in this motif group

21

Unit IDs

6X7K|1|a|A|2459
6X7K|1|a|U|2460
6X7K|1|a|A|2461
*
6X7K|1|a|U|2489
6X7K|1|a|G|2490
6X7K|1|a|U|2491
6X7K|1|a|U|2492
6X7K|1|a|U|2493

Current chains

Chain a

23S rRNA

Nearby chains

Chain B

Transfer RNA; tRNA

Chain v

50S ribosomal protein L16