2K4N STRUCTURAL GENOMICS, UNKNOWN FUNCTION, BETA-SHEET, ALPHA-HELIX, MOBILE LOOP, PSI-2, PROTEIN STRUCTURE INITIATIVE, NORTHEAST STRUCTURAL GENOMICS CONSORTIUM, NESG NMR STRUCTURE OF PROTEIN PF0246 FROM PYROCOCCUS FURIOSUS: TARGET PFR75 FROM THE NORTHEAST STRUCTURAL GENOMICS CONSORTIUM