IL_1NTA_006

3D structure

PDB id

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

Description

2.9 A crystal structure of Streptomycin RNA-aptamer

Experimental method

X-RAY DIFFRACTION

Resolution

2.9 Å

Loop

Sequence

CUUCU*ACCACGG

Length

12 nucleotides

Bulged bases

1NTA|1|B|C|109

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

Detailed Annotation

Kink-turn with embedded cWW pair

Broad Annotation

No text annotation

Motif group

IL_33886.1

Basepair signature

cWW-L-cWW-L-R-L-R-cWW

Number of instances in this motif group

2

Unit IDs

1NTA|1|A|C|15
1NTA|1|A|U|16
1NTA|1|A|U|17
1NTA|1|A|C|18
1NTA|1|A|U|19
*
1NTA|1|B|A|105
1NTA|1|B|C|106
1NTA|1|B|C|107
1NTA|1|B|A|108
1NTA|1|B|C|109
1NTA|1|B|G|110
1NTA|1|B|G|111

Current chains

Chain A

5'-R(*GP*GP*AP*UP*CP*GP*CP*AP*UP*UP*UP*GP*GP*AP*CP*UP*UP*CP*UP*GP*CP*C)-3'

Chain B

5'-R(*CP*GP*GP*CP*AP*CP*CP*AP*CP*GP*GP*UP*CP*GP*GP*AP*UP*C)-3'

Nearby chains