Structure and copper-binding properties of methanobactins from methylosinus trichosporium OB3B

Structure

x-ray diffraction · 1 distinct chain · 0% helix, 0% strand (DSSP).

Ligands and binding sites

• COI · 2-oxo-4-methylpentanoic acid · ligand · 2 copies · chains A, B
• BB9 · (2Z)-2-amino-3-sulfanylprop-2-enoic acid · ligand · 2 copies · chains A, B
• NA · Sodium ion · metal · 3 copies · chains A, B
• CU · Copper (II) ion · metal · 2 copies · 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 · 108 Ų buried · 2 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 2 covalent, 2 disulfide, 2 modified (covalent ligand, disulfide, nonstandard).

Compared structures

• 2XJH · Structure and Copper-binding Properties of Methanobactins from Methylosinus trichosporium… · the same entry in another collection · chain A against A, TM-score 1.00
• E3YBA4 · AlphaFold monomer V2.0 prediction for methanobactin mb-OB3B (E3YBA4) · a predicted model of the same protein · chain A against A, TM-score 0.40

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 E3YBA4
• Elsewhere: RCSB PDB 2XJH · PDBe 2XJH · UniProt E3YBA4