Lumazine synthase article 6 enzyme structure 6 lumazine synthase 6 nonhuman 6 structure analysis 6 unclassified drug 6 Base Sequence 4 Cluster Analysis 4 Databases, Genetic 4 Evolution, Molecular 4 Evolutionary rates 4 Fungi 4 Miridae 4 Molecular Sequence Data 4 Multienzyme Complexes 4 Phylogeny 4 Protein Binding 4 Protein Structure, Quaternary 4 Quaternary structure 4 Sequence Alignment 4 Structuralconstraints 4 enzyme active site 4 enzyme subunit 4 evolution 4 fungus 4 lumazine 4 microorganism 4 nucleotide sequence 4 plant 4