HL_1B23_003

3D structure

PDB id

1B23 (explore in PDB, NAKB, or RNA 3D Hub)

Description

E. coli cysteinyl-tRNA and T. aquaticus elongation factor EF-TU:GTP ternary complex

Experimental method

X-RAY DIFFRACTION

Resolution

2.6 Å

Loop

Sequence

G(5MU)(PSU)CGACUC

Length

9 nucleotides

Bulged bases

None detected

QA status

Modified nucleotides: 5MU, PSU

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

Detailed Annotation

T-loop with 2 stacked bulged bases

Broad Annotation

T-loop

Motif group

HL_28252.6

Basepair signature

cWW-tWH-F-F-F-F-F

Number of instances in this motif group

140

Unit IDs

1B23|1|R|G|53
1B23|1|R|5MU|54
1B23|1|R|PSU|55
1B23|1|R|C|56
1B23|1|R|G|57
1B23|1|R|A|58
1B23|1|R|C|59
1B23|1|R|U|60
1B23|1|R|C|61

Current chains

Chain R

CYSTEINYL TRNA

Nearby chains

Chain P

ELONGATION FACTOR TU