2R00 CRYSTAL STRUCTURE OF ASPARTATE SEMIALDEHYDE DEHYDROGENASE II COMPLEXED WITH ASA FROM VIBRIO CHOLERAE OXIDOREDUCTASE, ASPARTATE SEMIALDEHYDE DEHYDROGENASE, CONFORMATIONAL CHANGE, HALF-OF-SITES-REACTIVITY, PROTEIN EVOLUTION, SEQUENCE HOMOLOGY, SUBUNIT COMMUNICATION, AMINO-ACID BIOSYNTHESIS, DIAMINOPIMELATE BIOSYNTHESIS, LYSINE BIOSYNTHESIS, NADP