Structure of SP4160 bound to il-2 V69A

Structure

x-ray diffraction · 2 distinct chains · 67% helix, 3% strand (DSSP).

Ligands and binding sites

• FRI · 2-guanidino-4-methyl-pentanoic acid [2-(4-{5-[4-(4-acetylamino-benzyloxy)-2,3-dichloro-phenyl]-2-methyl-2H-pyrazol-3-yl}-piperidin-1-yl)-2-oxo-ethyl]-amide · ligand · 4 copies · chains A, C, B, D
• ZN · Zinc ion · metal · 4 copies · chains A, B, D, C

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

Pockets

2 pockets found on a 1 Å grid, 2 with a druggability of 0.5 or more.

Interfaces

2 interfaces between chains.

• B–D · 526 Ų buried · 2 hydrogen bonds · protein-protein
• A–C · 299 Ų buried · 1 hydrogen bond · protein-protein

Modifications

Observed in the structure: 4 disulfide (disulfide).

Compared structures

• 1QVN · Structure of SP4160 Bound to IL-2 V69A · the same entry in another collection · chain D against D, TM-score 1.00
• P60568 · AlphaFold monomer V2.0 prediction for interleukin-2 (P60568) · a predicted model of the same protein · chain B against A, TM-score 0.95

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 P60568
• Elsewhere: RCSB PDB 1QVN · PDBe 1QVN · UniProt P60568