PDB Entry (1m4a)
PDB ID: 1m4a Resolution: 2.18 Å Exp. Method: X-RAY DIFFRACTION
PMID: 12582206 DOI: 10.1073/pnas.252756299
Protein
Protein Name: Interleukin-2
Uniprot ID/ACC: P60568 (IL2_HUMAN) Organism: Homo sapiens (Human)
Gene Symbol: IL2 Gene ID: 3558
Protein Class: SIGNALING PROTEIN
Ligand
Ligand Name:   (2Z)-2-({2-[(2-hydroxyethyl)disulfanyl]ethoxy}imino)-2-(1H-indol-3-yl)acetic acid
Canonical SMILES:   OCCSSCCO/N=C(\C([O-])=O)c1c[nH]c(c12)cccc2
Standard InChI:   InChI=1S/C14H16N2O4S2/c17-5-7-21-22-8-6-20-16-13(14(18)19)11-9-15-12-4-2-1-3-10(11)12/h1-4,9,15,17H,5-8H2,(H,18,19)/p-1/b16-13-
HET Code:   MPE PubChem:   -
DrugBank:   - ChEMBL:   -
Molecular Formula:   C14H15N2O4S2- Mol. Weight:   339.04788 logP:   1.0122
HBD:   2 HBA:   7
#Rotatable Bonds:   9 TPSA:   97.74
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Disulfide Formation CYS 31 A 49.57 99.99 Disulfide
Binding Affinity
-