Multiple Assemblies exist for SMTL entry 2x4u
Crystal structure of MHC CLass I HLA-A2.1 bound to HIV-1 Peptide RT468-476; X-RAY DIFFRACTION 2.10 Å

	SMTL ID 2x4u.1 Ligands REVERSE TRANSCRIPTASE/RIBONUCLEASE H; 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 2x4u.2 Ligands REVERSE TRANSCRIPTASE/RIBONUCLEASE H; 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