3D structure

PDB id
6UU7 (explore in PDB, NAKB, or RNA 3D Hub)
Description
E. coli sigma-S transcription initiation complex with a 6-nt RNA and an NTP ('Old' crystal soaked with UTP, CTP, ddGTP, and dinucleotide ApG for 30 minutes)
Experimental method
X-RAY DIFFRACTION
Resolution
4.4 Å

Loop

Sequence
CACGTATG*CATACGTG
Length
16 nucleotides
Bulged bases
None detected
QA status
Self-complementary:

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
No text annotation
Broad Annotation
No text annotation
Motif group
Not in a motif group
Basepair signature
Not available
Number of instances in this motif group
0

Unit IDs

6UU7|1|111|DC|27
6UU7|1|111|DA|28
6UU7|1|111|DC|29
6UU7|1|111|DG|30
6UU7|1|111|DT|31
6UU7|1|111|DA|32
6UU7|1|111|DT|33
6UU7|1|111|DG|34
*
6UU7|1|222|DC|29
6UU7|1|222|DA|30
6UU7|1|222|DT|31
6UU7|1|222|DA|32
6UU7|1|222|DC|33
6UU7|1|222|DG|34
6UU7|1|222|DT|35
6UU7|1|222|DG|36

Current chains

Chain 111
Synthetic DNA 50-mer (promoter non-template strand)
Chain 222
Synthetic DNA 50-mer (promoter template strand)

Nearby chains

Chain DDD
DNA-directed RNA polymerase subunit beta'
Chain FFF
RNA polymerase sigma factor RpoS

Coloring options:

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