Multiple Assemblies exist for SMTL entry 1dwx
MURINE INDUCIBLE NITRIC OXIDE SYNTHASE OXYGENASE DIMER N-hydroxyarginine and tetrahydrobiopterin; X-RAY DIFFRACTION 2.60 Å

	SMTL ID 1dwx.1 Ligands PROTOPORPHYRIN IX CONTAINING FE; 5,6,7,8-TETRAHYDROBIOPTERIN; SULFATE ION; N-OMEGA-HYDROXY-L-ARGININE Polypeptides NITRIC OXIDE SYNTHASE Oligo-state homo-dimer
	SMTL ID 1dwx.2 Ligands PROTOPORPHYRIN IX CONTAINING FE; 5,6,7,8-TETRAHYDROBIOPTERIN; N-OMEGA-HYDROXY-L-ARGININE Polypeptides NITRIC OXIDE SYNTHASE Oligo-state homo-dimer