J4_6X9Q_001

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

GUGG*CGU*AAGGUCG*CC

Length

16 nucleotides

Bulged bases

6X9Q|1|A|U|47

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

J4_6X9Q_001 not in the Motif Atlas

Homologous match to J4_4V9Q_031

Geometric discrepancy: 0.3942

The information below is about J4_4V9Q_031

Detailed Annotation

tRNA junction

Broad Annotation

No text annotation

Motif group

J4_70449.28

Basepair signature

cWW-F-cWW-cWW-cHS-F-cWW-cWW

Number of instances in this motif group

55

Unit IDs

6X9Q|1|A|G|7
6X9Q|1|A|U|8
6X9Q|1|A|G|9
6X9Q|1|A|G|10
*
6X9Q|1|A|C|25
6X9Q|1|A|G|26
6X9Q|1|A|U|27
*
6X9Q|1|A|A|43
6X9Q|1|A|A|44
6X9Q|1|A|G|45
6X9Q|1|A|G|46
6X9Q|1|A|U|47
6X9Q|1|A|C|48
6X9Q|1|A|G|49
*
6X9Q|1|A|C|65
6X9Q|1|A|C|66

Current chains

Chain A

E-site and P-site tRNA (fMet)

Nearby chains

Chain M

30S ribosomal protein S7

Chain k

50S ribosomal protein L33