BINDING OF 5'-GTP TO MOLYBDENUM COFACTOR BIOSYNTHESIS PROTEIN MOAC FROM THERMUS THEROMOPHILUS HB8 3JQM BIOSYNTHETIC PROTEIN, MOAC, MOLYBDENUM COFACTOR (MOCO), MOCO BIOSYNTHESIS, STRUCTURAL GENOMICS, NPPSFA, NATIONAL PROJECT ON PROTEIN STRUCTURAL AND FUNCTIONAL ANALYSES, RIKEN STRUCTURAL GENOMICS/PROTEOMICS INITIATIVE, RSGI, MOLYBDENUM COFACTOR BIOSYNTHESIS