IL_6XDQ_141

3D structure

PDB id

6XDQ (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 30 nt long spacer, transcription factors NusA and NusG, and fMet-tRNAs at P-site and E-site

Experimental method

ELECTRON MICROSCOPY

Resolution

3.7 Å

Loop

Sequence

UG*UAAA

Length

6 nucleotides

Bulged bases

6XDQ|1|a|A|1899, 6XDQ|1|a|A|1900

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_6XDQ_141 not in the Motif Atlas

Homologous match to IL_5J7L_315

Geometric discrepancy: 0.098

The information below is about IL_5J7L_315

Detailed Annotation

Major groove intercalation

Broad Annotation

Major groove intercalation

Motif group

IL_82107.4

Basepair signature

cWW-cWW

Number of instances in this motif group

30

Unit IDs

6XDQ|1|a|U|1841
6XDQ|1|a|G|1842
*
6XDQ|1|a|U|1898
6XDQ|1|a|A|1899
6XDQ|1|a|A|1900
6XDQ|1|a|A|1901

Current chains

Chain a

23S rRNA

Nearby chains

Chain h

50S ribosomal protein L2