Multiple Assemblies exist for SMTL entry 2w3r
Crystal Structure of Xanthine Dehydrogenase (desulfo form) from Rhodobacter capsulatus in complex with hypoxanthine; X-RAY DIFFRACTION 2.90 Å

	SMTL ID 2w3r.1 Ligands FE2/S2 (INORGANIC) CLUSTER; FLAVIN-ADENINE DINUCLEOTIDE; PHOSPHONIC ACIDMONO-(2-AMINO-5,6-DIMERCAPTO-4-OXO-3,7,8A,9,10,10A-HEXAHYDRO-4H-8-OXA-1,3,9,10-TETRAAZA-ANTHRACEN-7-YLMETHYL)ESTER; CALCIUM ION; HYPOXANTHINE; HYDROXY(DIOXO)MOLYBDENUM Polypeptides XANTHINE DEHYDROGENASE; XANTHINE DEHYDROGENASE Oligo-state hetero-1-1-mer
	SMTL ID 2w3r.2 Ligands FE2/S2 (INORGANIC) CLUSTER; FLAVIN-ADENINE DINUCLEOTIDE; PHOSPHONIC ACIDMONO-(2-AMINO-5,6-DIMERCAPTO-4-OXO-3,7,8A,9,10,10A-HEXAHYDRO-4H-8-OXA-1,3,9,10-TETRAAZA-ANTHRACEN-7-YLMETHYL)ESTER; CALCIUM ION; HYPOXANTHINE; HYDROXY(DIOXO)MOLYBDENUM Polypeptides XANTHINE DEHYDROGENASE; XANTHINE DEHYDROGENASE Oligo-state hetero-1-1-mer
	SMTL ID 2w3r.3 Ligands FE2/S2 (INORGANIC) CLUSTER; FLAVIN-ADENINE DINUCLEOTIDE; PHOSPHONIC ACIDMONO-(2-AMINO-5,6-DIMERCAPTO-4-OXO-3,7,8A,9,10,10A-HEXAHYDRO-4H-8-OXA-1,3,9,10-TETRAAZA-ANTHRACEN-7-YLMETHYL)ESTER; CALCIUM ION; HYPOXANTHINE; HYDROXY(DIOXO)MOLYBDENUM Polypeptides XANTHINE DEHYDROGENASE; XANTHINE DEHYDROGENASE Oligo-state hetero-1-1-mer
	SMTL ID 2w3r.4 Ligands FE2/S2 (INORGANIC) CLUSTER; FLAVIN-ADENINE DINUCLEOTIDE; PHOSPHONIC ACIDMONO-(2-AMINO-5,6-DIMERCAPTO-4-OXO-3,7,8A,9,10,10A-HEXAHYDRO-4H-8-OXA-1,3,9,10-TETRAAZA-ANTHRACEN-7-YLMETHYL)ESTER; CALCIUM ION; HYPOXANTHINE; HYDROXY(DIOXO)MOLYBDENUM Polypeptides XANTHINE DEHYDROGENASE; XANTHINE DEHYDROGENASE Oligo-state hetero-1-1-mer