Multiple Assemblies exist for SMTL entry 2ws3
Crystal structure of the E. coli succinate:quinone oxidoreductase (SQR) SdhD Tyr83Phe mutant; X-RAY DIFFRACTION 3.20 Å

	SMTL ID 2ws3.1 Ligands FLAVIN-ADENINE DINUCLEOTIDE; SODIUM ION; MALATE LIKE INTERMEDIATE; FE2/S2 (INORGANIC) CLUSTER; IRON/SULFUR CLUSTER; FE3-S4 CLUSTER; 2-METHYL-N-PHENYL-5,6-DIHYDRO-1,4-OXATHIINE-3-CARBOXAMIDE; PROTOPORPHYRIN IX CONTAINING FE Polypeptides SUCCINATE DEHYDROGENASE FLAVOPROTEIN SUBUNIT; SUCCINATE DEHYDROGENASE IRON-SULFUR SUBUNIT; SUCCINATE DEHYDROGENASE CYTOCHROME B-556 SUBUNIT; SUCCINATE DEHYDROGENASE HYDROPHOBIC MEMBRANE ANCHOR SUBUNIT Oligo-state hetero-1-1-1-1-mer
	SMTL ID 2ws3.2 Ligands FLAVIN-ADENINE DINUCLEOTIDE; SODIUM ION; MALATE LIKE INTERMEDIATE; FE2/S2 (INORGANIC) CLUSTER; IRON/SULFUR CLUSTER; FE3-S4 CLUSTER; 2-METHYL-N-PHENYL-5,6-DIHYDRO-1,4-OXATHIINE-3-CARBOXAMIDE; PROTOPORPHYRIN IX CONTAINING FE Polypeptides SUCCINATE DEHYDROGENASE FLAVOPROTEIN SUBUNIT; SUCCINATE DEHYDROGENASE IRON-SULFUR SUBUNIT; SUCCINATE DEHYDROGENASE CYTOCHROME B-556 SUBUNIT; SUCCINATE DEHYDROGENASE HYDROPHOBIC MEMBRANE ANCHOR SUBUNIT Oligo-state hetero-1-1-1-1-mer
	SMTL ID 2ws3.3 Ligands FLAVIN-ADENINE DINUCLEOTIDE; SODIUM ION; MALATE LIKE INTERMEDIATE; FE2/S2 (INORGANIC) CLUSTER; IRON/SULFUR CLUSTER; FE3-S4 CLUSTER; 2-METHYL-N-PHENYL-5,6-DIHYDRO-1,4-OXATHIINE-3-CARBOXAMIDE; PROTOPORPHYRIN IX CONTAINING FE Polypeptides SUCCINATE DEHYDROGENASE FLAVOPROTEIN SUBUNIT; SUCCINATE DEHYDROGENASE IRON-SULFUR SUBUNIT; SUCCINATE DEHYDROGENASE CYTOCHROME B-556 SUBUNIT; SUCCINATE DEHYDROGENASE HYDROPHOBIC MEMBRANE ANCHOR SUBUNIT Oligo-state hetero-1-1-1-1-mer