LIST OF TABLES 



Table Page 



1-1 Molecular mass and Km values for DQT and SDH 15 



3-1 Specific activities from N. silvestris and C. 



sorokiniana aromatic pathway enzymes 46 



3-2 Prephenate aminotransferase amino acid donor 



specificity in C. sorokiniana 53 



3-3 Prephenate aminotransferase activity after 



thermal treatment in C. sorokiniana 53 



4-1 Purification of SP-I from N. silvestris 



suspension cultured cells 71 



4-2 Purification of SP-II from N. silvestris 



suspension cultured cells 71 



5-1 Kinetic parameters for SP-I and SP-II 103 



5-2 Effect of PCMB on enzyme activity 104 



6-1 S-protein antibody effects on N. silvestris and 



E. coli extracts 116 



7-1 SDH/DQT activities in transformed aroD and aroE 



mutant strains of E. coli 122 



7-2 Pairwise comparisons of S-protein with its 



homologues 144 



7-3 NAD(P)H binding motif of enzymes 145 



7-4 Transit peptides of aromatic pathway proteins 



and other plant proteins 143 



Vlll 



