Multiple Assemblies exist for SMTL entry 2x4o
Crystal structure of MHC CLass I HLA-A2.1 bound to HIV-1 envelope peptide env120-128; X-RAY DIFFRACTION 2.30 Å

	SMTL ID 2x4o.1 Ligands ENVELOPE GLYCOPROTEIN GP160; 2-(N-MORPHOLINO)-ETHANESULFONIC ACID; GLYCEROL Polypeptides HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, A-2 ALPHA CHAIN; BETA-2-MICROGLOBULIN Oligo-state hetero-1-1-mer
	SMTL ID 2x4o.2 Ligands ENVELOPE GLYCOPROTEIN GP160; GLYCEROL; 2-(N-MORPHOLINO)-ETHANESULFONIC ACID Polypeptides HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, A-2 ALPHA CHAIN; BETA-2-MICROGLOBULIN Oligo-state hetero-1-1-mer