Mycobacterium tuberculosis rbpa-sid in complex with sigmaa domain 2

Structure

x-ray diffraction · 2 distinct chains · 77% helix, 0% strand (DSSP).

Ligands and binding sites

• SO4 · Sulfate ion · ion · 3 copies · chains A, B
• EDO · 1,2-ethanediol · additive · chains A, B

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Interfaces

1 interface between chains.

• A–B · 1015 Ų buried · 15 hydrogen bonds · protein-protein

Compared structures

• 4X8K · Mycobacterium tuberculosis RbpA-SID in complex with SigmaA domain 2 · the same entry in another collection · chain A against A, TM-score 1.00
• P9WGI0 · AlphaFold monomer V2.0 prediction for RNA polymerase sigma factor siga (P9WGI0) · a predicted model of the same protein · chain A against A, TM-score 0.98
• P9WHJ4 · AlphaFold monomer V2.0 prediction for RNA polymerase-binding protein rbpa (P9WHJ4) · a predicted model of the same protein · chain B against A, TM-score 0.90

Analyse

• Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
• Every structure of UniProt P9WGI0
• Every structure of UniProt P9WHJ4
• Elsewhere: RCSB PDB 4X8K · PDBe 4X8K · UniProt P9WGI0 · UniProt P9WHJ4