| 1MQO | A:63-263 | METALLO-BETA-LACTAMASE BCII CD SUBSTITUTED FROM BACILLUS CEREUS AT 1.35 ANGSTROMS RESOLUTION | 
  | 2NXA | A:39-210 | STRUCTURE OF ZN-DEPENDENT METALLO-BETA-LACTAMASE FROM BACILLUS CEREUS R121H, C221D DOUBLE MUTANT | 
  | 2NYP | A:39-210 | STRUCTURE OF BETA-LACTAMASE II FROM BACILLUS CEREUS. R121H, C221D DOBLE MUTANT WITH TWO ZINC IONS. | 
  | 2NZE | B:38-210; B:38-210 | STRUCTURE OF BETA-LACTAMASE II FROM BACILLUS CEREUS. R121H, C221S DOUBLE MUTANT. SPACE GROUP P3121. | 
  | 2NZF | A:39-210 | STRUCTURE OF BETA-LACTAMASE II FROM BACILLUS CEREUS. R121H, C221S DOUBLE MUTANT. SPACE GROUP C2. | 
  | 2UYX | A:66-263 | METALLO-BETA-LACTAMASE (1BC2) SINGLE POINT MUTANT D120S | 
  | 3KNR | D:40-210; D:40-210; D:40-210; D:40-210 | BACILLUS CEREUS METALLO-BETA-LACTAMASE CYS221ASP MUTANT, 1 MM ZN(II) | 
  | 3KNS | D:40-210; D:40-210; D:40-210; D:40-210 | BACILLUS CEREUS METALLO-BETA-LACTAMASE CYS221ASP MUTANT, 20 MM ZN(II) |