CRYSTAL STRUCTURE OF O-SUCCINYLBENZOATE SYNTHASE FROM THERMOSYNECHOCOCCUS ELONGATUS BP-1 COMPLEXED WITH MG IN THE ACTIVE SITE 3H7V LYASE, STRUCTURAL GENOMICS, NYSGXRC, TARGET 9306E, O- SUCCINYLBENZOATE SYNTHASE, ENOLASE SEQUENCE SIGNATURE, PSI- 2, PROTEIN STRUCTURE INITIATIVE, NEW YORK SGX RESEARCH CENTER FOR STRUCTURAL GENOMICS