0.013158 0.000000 0.000057 0.000000 0.018182 0.000000 0.000000 0.000000 0.012626 0.00000 0.00000 0.00000 Banerjee, S. Pieper, U. Herzberg, O. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.00 90.25 90.00 76.000 55.000 79.200 C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking Cl -1 35.453 CHLORIDE ION non-polymer C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking H2 O 18.015 WATER non-polymer C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking C5 H11 N O2 S 149.211 y METHIONINE L-peptide linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking C4 H9 N O3 119.119 y THREONINE L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking US Biochemistry BICHAW 0033 0006-2960 37 3286 3296 10.1021/bi972127f 9521648 Role of the omega-loop in the activity, substrate specificity, and structure of class A beta-lactamase. 1998 UK Protein Eng. PRENE9 0859 0269-2139 8 1275 An Engineered Staphylococcus Aureus Pc1 Beta-Lactamase that Hydrolyses Third-Generation Cephalosporins 1995 UK J.Mol.Biol. JMOBAK 0070 0022-2836 217 701 Refined Crystal Structure of Beta-Lactamase from Staphylococcus Aureus Pc1 at 2.0 A Resolution 1991 US Science SCIEAS 0038 0036-8075 236 694 Bacterial Resistance to Beta-Lactam Antibiotics: Crystal Structure of Beta-Lactamase from Staphylococcus Aureus Pc1 at 2.5 A Resolution 1987 10.2210/pdb1ome/pdb pdb_00001ome 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 298 1 SIEMENS MIRRORS AREA DETECTOR 1996-05 SIEMENS SIEMENS MIRRORS M x-ray 1 1.5418 1.0 1.5418 ROTATING ANODE SIEMENS 28974.406 BETA-LACTAMASE 3.5.2.6 DELETION OF AN OMEGA LOOP (RESIDUES 163 - 178) 2 man polymer 35.453 CHLORIDE ION 1 syn non-polymer 18.015 water 181 nat water PENICILLINASE no no MKELNDLEKKYNAHIGVYALDTKSGKEVKFNSDKRFAYASTSKAINSAILLEQVPYNKLNKKVHINKDDIVAYSPILEKY VGKDITLKALIEASMTYSDNTANNKIIKEIGGIKKVKQRLKELGDKVTNPVRYEIELNYYSPKSKKDTSTPAAFGKTLNK LIANGKLSKENKKFLLDLMLNNKSGDTLIKDGVPKDYKVADKSGQAITYASRNDVAFVYPKGQSEPIVLVIFTNKDNKSD KPNDKLISETAKSVMKEF MKELNDLEKKYNAHIGVYALDTKSGKEVKFNSDKRFAYASTSKAINSAILLEQVPYNKLNKKVHINKDDIVAYSPILEKY VGKDITLKALIEASMTYSDNTANNKIIKEIGGIKKVKQRLKELGDKVTNPVRYEIELNYYSPKSKKDTSTPAAFGKTLNK LIANGKLSKENKKFLLDLMLNNKSGDTLIKDGVPKDYKVADKSGQAITYASRNDVAFVYPKGQSEPIVLVIFTNKDNKSD KPNDKLISETAKSVMKEF A,B polypeptide(L) n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n Staphylococcus PC1 Escherichia sample INDUCIBLE TRC PROMOTOR PKK233-2 DERIVATIVE WITH TN9 CAT GENE INSERTED INTO TEM BLAZ BLAZ 1280 Staphylococcus aureus BLAZ 562 Escherichia coli TG1 PLASMID PTS32 2 2.86 58. 8.0 68% SATURATED AMMONIUM SULFATE, 0.5% PEG 1000, 0.3M KCL, 0.1M SODIUM BICARBONATE PH 8.0 diffrn_source pdbx_database_status database_2 pdbx_initial_refinement_model struct_site repository Initial release Version format compliance Version format compliance Data collection Other Database references Derived calculations Refinement description 1 0 1998-05-27 1 1 2008-03-24 1 2 2011-07-13 1 3 2018-03-07 1 4 2023-08-09 _diffrn_source.source _pdbx_database_status.process_site _database_2.pdbx_DOI _database_2.pdbx_database_accession _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id Y BNL 1998-02-09 REL CL CHLORIDE ION HOH water THE RESIDUE NUMBERING SCHEME IS ACCORDING TO AMBLER ET AL., BIOCHEM. J. 276:269-272, 1991. 3BLM PDB ENTRY 3BLM PDB experimental model CL 1 2 CL CL 1 B HOH 2 3 HOH HOH 291 A HOH 3 3 HOH HOH 292 A HOH 7 3 HOH HOH 293 A HOH 8 3 HOH HOH 294 A HOH 10 3 HOH HOH 295 A HOH 14 3 HOH HOH 296 A HOH 15 3 HOH HOH 297 A HOH 17 3 HOH HOH 298 A HOH 21 3 HOH HOH 299 A HOH 22 3 HOH HOH 300 A HOH 24 3 HOH HOH 301 A HOH 27 3 HOH HOH 302 A HOH 28 3 HOH HOH 303 A HOH 30 3 HOH HOH 304 A HOH 31 3 HOH HOH 305 A HOH 32 3 HOH HOH 306 A HOH 33 3 HOH HOH 307 A HOH 35 3 HOH HOH 308 A HOH 36 3 HOH HOH 309 A HOH 37 3 HOH HOH 310 A HOH 38 3 HOH HOH 311 A HOH 39 3 HOH HOH 312 A HOH 40 3 HOH HOH 313 A HOH 41 3 HOH HOH 314 A HOH 42 3 HOH HOH 315 A HOH 43 3 HOH HOH 316 A HOH 44 3 HOH HOH 317 A HOH 45 3 HOH HOH 318 A HOH 47 3 HOH HOH 319 A HOH 48 3 HOH HOH 320 A HOH 49 3 HOH HOH 321 A HOH 50 3 HOH HOH 322 A HOH 52 3 HOH HOH 323 A HOH 53 3 HOH HOH 324 A HOH 54 3 HOH HOH 325 A HOH 56 3 HOH HOH 326 A HOH 57 3 HOH HOH 327 A HOH 58 3 HOH HOH 328 A HOH 59 3 HOH HOH 329 A HOH 61 3 HOH HOH 330 A HOH 62 3 HOH HOH 331 A HOH 63 3 HOH HOH 332 A HOH 64 3 HOH HOH 333 A HOH 65 3 HOH HOH 334 A HOH 66 3 HOH HOH 335 A HOH 67 3 HOH HOH 336 A HOH 70 3 HOH HOH 337 A HOH 71 3 HOH HOH 338 A HOH 72 3 HOH HOH 339 A HOH 75 3 HOH HOH 340 A HOH 76 3 HOH HOH 341 A HOH 78 3 HOH HOH 342 A HOH 80 3 HOH HOH 343 A HOH 82 3 HOH HOH 344 A HOH 83 3 HOH HOH 345 A HOH 86 3 HOH HOH 346 A HOH 88 3 HOH HOH 347 A HOH 89 3 HOH HOH 348 A HOH 92 3 HOH HOH 349 A HOH 93 3 HOH HOH 350 A HOH 94 3 HOH HOH 351 A HOH 95 3 HOH HOH 352 A HOH 96 3 HOH HOH 353 A HOH 97 3 HOH HOH 354 A HOH 100 3 HOH HOH 355 A HOH 101 3 HOH HOH 356 A HOH 107 3 HOH HOH 357 A HOH 110 3 HOH HOH 358 A HOH 112 3 HOH HOH 359 A HOH 114 3 HOH HOH 360 A HOH 115 3 HOH HOH 361 A HOH 118 3 HOH HOH 362 A HOH 119 3 HOH HOH 363 A HOH 121 3 HOH HOH 364 A HOH 124 3 HOH HOH 365 A HOH 127 3 HOH HOH 366 A HOH 128 3 HOH HOH 367 A HOH 129 3 HOH HOH 368 A HOH 131 3 HOH HOH 369 A HOH 132 3 HOH HOH 370 A HOH 133 3 HOH HOH 371 A HOH 134 3 HOH HOH 372 A HOH 135 3 HOH HOH 373 A HOH 136 3 HOH HOH 374 A HOH 138 3 HOH HOH 375 A HOH 140 3 HOH HOH 376 A HOH 141 3 HOH HOH 377 A HOH 143 3 HOH HOH 378 A HOH 145 3 HOH HOH 379 A HOH 147 3 HOH HOH 380 A HOH 148 3 HOH HOH 381 A HOH 150 3 HOH HOH 382 A HOH 151 3 HOH HOH 383 A HOH 152 3 HOH HOH 384 A HOH 153 3 HOH HOH 385 A HOH 154 3 HOH HOH 386 A HOH 156 3 HOH HOH 387 A HOH 158 3 HOH HOH 388 A HOH 160 3 HOH HOH 389 A HOH 161 3 HOH HOH 390 A HOH 165 3 HOH HOH 391 A HOH 169 3 HOH HOH 392 A HOH 173 3 HOH HOH 393 A HOH 175 3 HOH HOH 394 A HOH 182 3 HOH HOH 395 A HOH 4 3 HOH HOH 291 B HOH 5 3 HOH HOH 292 B HOH 6 3 HOH HOH 293 B HOH 9 3 HOH HOH 294 B HOH 11 3 HOH HOH 295 B HOH 12 3 HOH HOH 296 B HOH 13 3 HOH HOH 297 B HOH 16 3 HOH HOH 298 B HOH 18 3 HOH HOH 299 B HOH 19 3 HOH HOH 300 B HOH 20 3 HOH HOH 301 B HOH 23 3 HOH HOH 302 B HOH 25 3 HOH HOH 303 B HOH 26 3 HOH HOH 304 B HOH 29 3 HOH HOH 305 B HOH 34 3 HOH HOH 306 B HOH 46 3 HOH HOH 307 B HOH 51 3 HOH HOH 308 B HOH 55 3 HOH HOH 309 B HOH 60 3 HOH HOH 310 B HOH 68 3 HOH HOH 311 B HOH 69 3 HOH HOH 312 B HOH 73 3 HOH HOH 313 B HOH 74 3 HOH HOH 314 B HOH 77 3 HOH HOH 315 B HOH 79 3 HOH HOH 316 B HOH 81 3 HOH HOH 317 B HOH 84 3 HOH HOH 318 B HOH 85 3 HOH HOH 319 B HOH 87 3 HOH HOH 320 B HOH 90 3 HOH HOH 321 B HOH 91 3 HOH HOH 322 B HOH 98 3 HOH HOH 323 B HOH 99 3 HOH HOH 324 B HOH 102 3 HOH HOH 325 B HOH 103 3 HOH HOH 326 B HOH 104 3 HOH HOH 327 B HOH 105 3 HOH HOH 328 B HOH 106 3 HOH HOH 329 B HOH 108 3 HOH HOH 330 B HOH 109 3 HOH HOH 331 B HOH 111 3 HOH HOH 332 B HOH 113 3 HOH HOH 333 B HOH 116 3 HOH HOH 334 B HOH 117 3 HOH HOH 335 B HOH 120 3 HOH HOH 336 B HOH 122 3 HOH HOH 337 B HOH 123 3 HOH HOH 338 B HOH 125 3 HOH HOH 339 B HOH 126 3 HOH HOH 340 B HOH 130 3 HOH HOH 341 B HOH 137 3 HOH HOH 342 B HOH 139 3 HOH HOH 343 B HOH 142 3 HOH HOH 344 B HOH 144 3 HOH HOH 345 B HOH 146 3 HOH HOH 346 B HOH 149 3 HOH HOH 347 B HOH 155 3 HOH HOH 348 B HOH 157 3 HOH HOH 349 B HOH 159 3 HOH HOH 350 B HOH 162 3 HOH HOH 351 B HOH 163 3 HOH HOH 352 B HOH 164 3 HOH HOH 353 B HOH 166 3 HOH HOH 354 B HOH 167 3 HOH HOH 355 B HOH 168 3 HOH HOH 356 B HOH 170 3 HOH HOH 357 B HOH 171 3 HOH HOH 358 B HOH 172 3 HOH HOH 359 B HOH 174 3 HOH HOH 360 B HOH 176 3 HOH HOH 361 B HOH 177 3 HOH HOH 362 B HOH 178 3 HOH HOH 363 B HOH 179 3 HOH HOH 364 B HOH 180 3 HOH HOH 365 B HOH 181 3 HOH HOH 366 B n 1 30 A LYS 31 n 2 LYS 31 A GLU 32 n 3 GLU 32 A LEU 33 n 4 LEU 33 A ASN 34 n 5 ASN 34 A ASP 35 n 6 ASP 35 A LEU 36 n 7 LEU 36 A GLU 37 n 8 GLU 37 A LYS 38 n 9 LYS 38 A LYS 39 n 10 LYS 39 A TYR 40 n 11 TYR 40 A ASN 41 n 12 ASN 41 A ALA 42 n 13 ALA 42 A HIS 43 n 14 HIS 43 A ILE 44 n 15 ILE 44 A GLY 45 n 16 GLY 45 A VAL 46 n 17 VAL 46 A TYR 47 n 18 TYR 47 A ALA 48 n 19 ALA 48 A LEU 49 n 20 LEU 49 A ASP 50 n 21 ASP 50 A THR 51 n 22 THR 51 A LYS 52 n 23 LYS 52 A SER 53 n 24 SER 53 A GLY 54 n 25 GLY 54 A LYS 55 n 26 LYS 55 A GLU 56 n 27 GLU 56 A VAL 57 n 28 VAL 57 A LYS 59 n 29 LYS 59 A PHE 60 n 30 PHE 60 A ASN 61 n 31 ASN 61 A SER 62 n 32 SER 62 A ASP 63 n 33 ASP 63 A LYS 64 n 34 LYS 64 A ARG 65 n 35 ARG 65 A PHE 66 n 36 PHE 66 A ALA 67 n 37 ALA 67 A TYR 68 n 38 TYR 68 A ALA 69 n 39 ALA 69 A SER 70 n 40 SER 70 A THR 71 n 41 THR 71 A SER 72 n 42 SER 72 A LYS 73 n 43 LYS 73 A ALA 74 n 44 ALA 74 A ILE 75 n 45 ILE 75 A ASN 76 n 46 ASN 76 A SER 77 n 47 SER 77 A ALA 78 n 48 ALA 78 A ILE 79 n 49 ILE 79 A LEU 80 n 50 LEU 80 A LEU 81 n 51 LEU 81 A GLU 82 n 52 GLU 82 A GLN 83 n 53 GLN 83 A VAL 84 n 54 VAL 84 A PRO 87 n 55 PRO 87 A TYR 88 n 56 TYR 88 A ASN 89 n 57 ASN 89 A LYS 90 n 58 LYS 90 A LEU 91 n 59 LEU 91 A ASN 92 n 60 ASN 92 A LYS 93 n 61 LYS 93 A LYS 94 n 62 LYS 94 A VAL 95 n 63 VAL 95 A HIS 96 n 64 HIS 96 A ILE 97 n 65 ILE 97 A ASN 98 n 66 ASN 98 A LYS 99 n 67 LYS 99 A ASP 100 n 68 ASP 100 A ASP 101 n 69 ASP 101 A ILE 102 n 70 ILE 102 A VAL 103 n 71 VAL 103 A ALA 104 n 72 ALA 104 A TYR 105 n 73 TYR 105 A SER 106 n 74 SER 106 A PRO 107 n 75 PRO 107 A ILE 108 n 76 ILE 108 A LEU 109 n 77 LEU 109 A GLU 110 n 78 GLU 110 A LYS 111 n 79 LYS 111 A TYR 112 n 80 TYR 112 A VAL 113 n 81 VAL 113 A GLY 114 n 82 GLY 114 A LYS 115 n 83 LYS 115 A ASP 116 n 84 ASP 116 A ILE 117 n 85 ILE 117 A THR 118 n 86 THR 118 A LEU 119 n 87 LEU 119 A LYS 120 n 88 LYS 120 A ALA 121 n 89 ALA 121 A LEU 122 n 90 LEU 122 A ILE 123 n 91 ILE 123 A GLU 124 n 92 GLU 124 A ALA 125 n 93 ALA 125 A SER 126 n 94 SER 126 A MET 127 n 95 MET 127 A THR 128 n 96 THR 128 A TYR 129 n 97 TYR 129 A SER 130 n 98 SER 130 A ASP 131 n 99 ASP 131 A ASN 132 n 100 ASN 132 A THR 133 n 101 THR 133 A ALA 134 n 102 ALA 134 A ASN 135 n 103 ASN 135 A ASN 136 n 104 ASN 136 A LYS 137 n 105 LYS 137 A ILE 138 n 106 ILE 138 A ILE 139 n 107 ILE 139 A LYS 140 n 108 LYS 140 A GLU 141 n 109 GLU 141 A ILE 142 n 110 ILE 142 A GLY 143 n 111 GLY 143 A GLY 144 n 112 GLY 144 A ILE 145 n 113 ILE 145 A LYS 146 n 114 LYS 146 A LYS 147 n 115 LYS 147 A VAL 148 n 116 VAL 148 A LYS 149 n 117 LYS 149 A GLN 150 n 118 GLN 150 A ARG 151 n 119 ARG 151 A LEU 152 n 120 LEU 152 A LYS 153 n 121 LYS 153 A GLU 154 n 122 GLU 154 A LEU 155 n 123 LEU 155 A GLY 156 n 124 GLY 156 A ASP 157 n 125 ASP 157 A LYS 158 n 126 LYS 158 A VAL 159 n 127 VAL 159 A THR 160 n 128 THR 160 A ASN 161 n 129 ASN 161 A PRO 162 n 130 PRO 162 A n 131 163 A n 132 164 A n 133 165 A n 134 166 A n 135 167 A n 136 168 A n 137 169 A n 138 170 A n 139 171 A n 140 172 A n 141 173 A n 142 174 A n 143 175 A n 144 176 A n 145 177 A n 146 178 A ASP 179 n 147 ASP 179 A THR 180 n 148 THR 180 A SER 181 n 149 SER 181 A THR 182 n 150 THR 182 A PRO 183 n 151 PRO 183 A ALA 184 n 152 ALA 184 A ALA 185 n 153 ALA 185 A PHE 186 n 154 PHE 186 A GLY 187 n 155 GLY 187 A LYS 188 n 156 LYS 188 A THR 189 n 157 THR 189 A LEU 190 n 158 LEU 190 A ASN 191 n 159 ASN 191 A LYS 192 n 160 LYS 192 A LEU 193 n 161 LEU 193 A ILE 194 n 162 ILE 194 A ALA 195 n 163 ALA 195 A ASN 196 n 164 ASN 196 A GLY 197 n 165 GLY 197 A LYS 198 n 166 LYS 198 A LEU 199 n 167 LEU 199 A SER 200 n 168 SER 200 A LYS 201 n 169 LYS 201 A GLU 202 n 170 GLU 202 A ASN 203 n 171 ASN 203 A LYS 204 n 172 LYS 204 A LYS 205 n 173 LYS 205 A PHE 206 n 174 PHE 206 A LEU 207 n 175 LEU 207 A LEU 208 n 176 LEU 208 A ASP 209 n 177 ASP 209 A LEU 210 n 178 LEU 210 A MET 211 n 179 MET 211 A LEU 212 n 180 LEU 212 A ASN 213 n 181 ASN 213 A ASN 214 n 182 ASN 214 A LYS 215 n 183 LYS 215 A SER 216 n 184 SER 216 A GLY 217 n 185 GLY 217 A ASP 218 n 186 ASP 218 A THR 219 n 187 THR 219 A LEU 220 n 188 LEU 220 A ILE 221 n 189 ILE 221 A LYS 222 n 190 LYS 222 A ASP 223 n 191 ASP 223 A GLY 224 n 192 GLY 224 A VAL 225 n 193 VAL 225 A PRO 226 n 194 PRO 226 A LYS 227 n 195 LYS 227 A ASP 228 n 196 ASP 228 A TYR 229 n 197 TYR 229 A LYS 230 n 198 LYS 230 A VAL 231 n 199 VAL 231 A ALA 232 n 200 ALA 232 A ASP 233 n 201 ASP 233 A LYS 234 n 202 LYS 234 A SER 235 n 203 SER 235 A GLY 236 n 204 GLY 236 A GLN 237 n 205 GLN 237 A ALA 238 n 206 ALA 238 A ILE 239 n 207 ILE 239 A THR 240 n 208 THR 240 A TYR 241 n 209 TYR 241 A ALA 242 n 210 ALA 242 A SER 243 n 211 SER 243 A ARG 244 n 212 ARG 244 A ASN 245 n 213 ASN 245 A ASP 246 n 214 ASP 246 A VAL 247 n 215 VAL 247 A ALA 248 n 216 ALA 248 A PHE 249 n 217 PHE 249 A VAL 250 n 218 VAL 250 A TYR 251 n 219 TYR 251 A PRO 252 n 220 PRO 252 A LYS 253 n 221 LYS 253 A GLY 254 n 222 GLY 254 A GLN 255 n 223 GLN 255 A SER 256 n 224 SER 256 A GLU 257 n 225 GLU 257 A PRO 258 n 226 PRO 258 A ILE 259 n 227 ILE 259 A VAL 260 n 228 VAL 260 A LEU 261 n 229 LEU 261 A VAL 262 n 230 VAL 262 A ILE 263 n 231 ILE 263 A PHE 264 n 232 PHE 264 A THR 265 n 233 THR 265 A ASN 266 n 234 ASN 266 A LYS 267 n 235 LYS 267 A ASP 268 n 236 ASP 268 A ASN 269 n 237 ASN 269 A LYS 270 n 238 LYS 270 A SER 271 n 239 SER 271 A ASP 272 n 240 ASP 272 A LYS 273 n 241 LYS 273 A PRO 274 n 242 PRO 274 A ASN 275 n 243 ASN 275 A ASP 276 n 244 ASP 276 A LYS 277 n 245 LYS 277 A LEU 278 n 246 LEU 278 A ILE 279 n 247 ILE 279 A SER 280 n 248 SER 280 A GLU 281 n 249 GLU 281 A THR 282 n 250 THR 282 A ALA 283 n 251 ALA 283 A LYS 284 n 252 LYS 284 A SER 285 n 253 SER 285 A VAL 286 n 254 VAL 286 A MET 287 n 255 MET 287 A LYS 288 n 256 LYS 288 A GLU 289 n 257 GLU 289 A PHE 290 n 258 PHE 290 A n 1 30 B n 2 31 B GLU 32 n 3 GLU 32 B LEU 33 n 4 LEU 33 B ASN 34 n 5 ASN 34 B ASP 35 n 6 ASP 35 B LEU 36 n 7 LEU 36 B GLU 37 n 8 GLU 37 B LYS 38 n 9 LYS 38 B LYS 39 n 10 LYS 39 B TYR 40 n 11 TYR 40 B ASN 41 n 12 ASN 41 B ALA 42 n 13 ALA 42 B HIS 43 n 14 HIS 43 B ILE 44 n 15 ILE 44 B GLY 45 n 16 GLY 45 B VAL 46 n 17 VAL 46 B TYR 47 n 18 TYR 47 B ALA 48 n 19 ALA 48 B LEU 49 n 20 LEU 49 B ASP 50 n 21 ASP 50 B THR 51 n 22 THR 51 B LYS 52 n 23 LYS 52 B SER 53 n 24 SER 53 B GLY 54 n 25 GLY 54 B LYS 55 n 26 LYS 55 B GLU 56 n 27 GLU 56 B VAL 57 n 28 VAL 57 B LYS 59 n 29 LYS 59 B PHE 60 n 30 PHE 60 B ASN 61 n 31 ASN 61 B SER 62 n 32 SER 62 B ASP 63 n 33 ASP 63 B LYS 64 n 34 LYS 64 B ARG 65 n 35 ARG 65 B PHE 66 n 36 PHE 66 B ALA 67 n 37 ALA 67 B TYR 68 n 38 TYR 68 B ALA 69 n 39 ALA 69 B SER 70 n 40 SER 70 B THR 71 n 41 THR 71 B SER 72 n 42 SER 72 B LYS 73 n 43 LYS 73 B ALA 74 n 44 ALA 74 B ILE 75 n 45 ILE 75 B ASN 76 n 46 ASN 76 B SER 77 n 47 SER 77 B ALA 78 n 48 ALA 78 B ILE 79 n 49 ILE 79 B LEU 80 n 50 LEU 80 B LEU 81 n 51 LEU 81 B GLU 82 n 52 GLU 82 B GLN 83 n 53 GLN 83 B VAL 84 n 54 VAL 84 B PRO 87 n 55 PRO 87 B TYR 88 n 56 TYR 88 B ASN 89 n 57 ASN 89 B LYS 90 n 58 LYS 90 B LEU 91 n 59 LEU 91 B ASN 92 n 60 ASN 92 B LYS 93 n 61 LYS 93 B LYS 94 n 62 LYS 94 B VAL 95 n 63 VAL 95 B HIS 96 n 64 HIS 96 B ILE 97 n 65 ILE 97 B ASN 98 n 66 ASN 98 B LYS 99 n 67 LYS 99 B ASP 100 n 68 ASP 100 B ASP 101 n 69 ASP 101 B ILE 102 n 70 ILE 102 B VAL 103 n 71 VAL 103 B ALA 104 n 72 ALA 104 B TYR 105 n 73 TYR 105 B SER 106 n 74 SER 106 B PRO 107 n 75 PRO 107 B ILE 108 n 76 ILE 108 B LEU 109 n 77 LEU 109 B GLU 110 n 78 GLU 110 B LYS 111 n 79 LYS 111 B TYR 112 n 80 TYR 112 B VAL 113 n 81 VAL 113 B GLY 114 n 82 GLY 114 B LYS 115 n 83 LYS 115 B ASP 116 n 84 ASP 116 B ILE 117 n 85 ILE 117 B THR 118 n 86 THR 118 B LEU 119 n 87 LEU 119 B LYS 120 n 88 LYS 120 B ALA 121 n 89 ALA 121 B LEU 122 n 90 LEU 122 B ILE 123 n 91 ILE 123 B GLU 124 n 92 GLU 124 B ALA 125 n 93 ALA 125 B SER 126 n 94 SER 126 B MET 127 n 95 MET 127 B THR 128 n 96 THR 128 B TYR 129 n 97 TYR 129 B SER 130 n 98 SER 130 B ASP 131 n 99 ASP 131 B ASN 132 n 100 ASN 132 B THR 133 n 101 THR 133 B ALA 134 n 102 ALA 134 B ASN 135 n 103 ASN 135 B ASN 136 n 104 ASN 136 B LYS 137 n 105 LYS 137 B ILE 138 n 106 ILE 138 B ILE 139 n 107 ILE 139 B LYS 140 n 108 LYS 140 B GLU 141 n 109 GLU 141 B ILE 142 n 110 ILE 142 B GLY 143 n 111 GLY 143 B GLY 144 n 112 GLY 144 B ILE 145 n 113 ILE 145 B LYS 146 n 114 LYS 146 B LYS 147 n 115 LYS 147 B VAL 148 n 116 VAL 148 B LYS 149 n 117 LYS 149 B GLN 150 n 118 GLN 150 B ARG 151 n 119 ARG 151 B LEU 152 n 120 LEU 152 B LYS 153 n 121 LYS 153 B GLU 154 n 122 GLU 154 B LEU 155 n 123 LEU 155 B GLY 156 n 124 GLY 156 B ASP 157 n 125 ASP 157 B LYS 158 n 126 LYS 158 B VAL 159 n 127 VAL 159 B THR 160 n 128 THR 160 B ASN 161 n 129 ASN 161 B PRO 162 n 130 PRO 162 B n 131 163 B n 132 164 B n 133 165 B n 134 166 B n 135 167 B n 136 168 B n 137 169 B n 138 170 B n 139 171 B n 140 172 B n 141 173 B n 142 174 B n 143 175 B n 144 176 B n 145 177 B n 146 178 B ASP 179 n 147 ASP 179 B THR 180 n 148 THR 180 B SER 181 n 149 SER 181 B THR 182 n 150 THR 182 B PRO 183 n 151 PRO 183 B ALA 184 n 152 ALA 184 B ALA 185 n 153 ALA 185 B PHE 186 n 154 PHE 186 B GLY 187 n 155 GLY 187 B LYS 188 n 156 LYS 188 B THR 189 n 157 THR 189 B LEU 190 n 158 LEU 190 B ASN 191 n 159 ASN 191 B LYS 192 n 160 LYS 192 B LEU 193 n 161 LEU 193 B ILE 194 n 162 ILE 194 B ALA 195 n 163 ALA 195 B ASN 196 n 164 ASN 196 B GLY 197 n 165 GLY 197 B LYS 198 n 166 LYS 198 B LEU 199 n 167 LEU 199 B SER 200 n 168 SER 200 B LYS 201 n 169 LYS 201 B GLU 202 n 170 GLU 202 B ASN 203 n 171 ASN 203 B LYS 204 n 172 LYS 204 B LYS 205 n 173 LYS 205 B PHE 206 n 174 PHE 206 B LEU 207 n 175 LEU 207 B LEU 208 n 176 LEU 208 B ASP 209 n 177 ASP 209 B LEU 210 n 178 LEU 210 B MET 211 n 179 MET 211 B LEU 212 n 180 LEU 212 B ASN 213 n 181 ASN 213 B ASN 214 n 182 ASN 214 B LYS 215 n 183 LYS 215 B SER 216 n 184 SER 216 B GLY 217 n 185 GLY 217 B ASP 218 n 186 ASP 218 B THR 219 n 187 THR 219 B LEU 220 n 188 LEU 220 B ILE 221 n 189 ILE 221 B LYS 222 n 190 LYS 222 B ASP 223 n 191 ASP 223 B GLY 224 n 192 GLY 224 B VAL 225 n 193 VAL 225 B PRO 226 n 194 PRO 226 B LYS 227 n 195 LYS 227 B ASP 228 n 196 ASP 228 B TYR 229 n 197 TYR 229 B LYS 230 n 198 LYS 230 B VAL 231 n 199 VAL 231 B ALA 232 n 200 ALA 232 B ASP 233 n 201 ASP 233 B LYS 234 n 202 LYS 234 B SER 235 n 203 SER 235 B GLY 236 n 204 GLY 236 B GLN 237 n 205 GLN 237 B ALA 238 n 206 ALA 238 B ILE 239 n 207 ILE 239 B THR 240 n 208 THR 240 B TYR 241 n 209 TYR 241 B ALA 242 n 210 ALA 242 B SER 243 n 211 SER 243 B ARG 244 n 212 ARG 244 B ASN 245 n 213 ASN 245 B ASP 246 n 214 ASP 246 B VAL 247 n 215 VAL 247 B ALA 248 n 216 ALA 248 B PHE 249 n 217 PHE 249 B VAL 250 n 218 VAL 250 B TYR 251 n 219 TYR 251 B PRO 252 n 220 PRO 252 B LYS 253 n 221 LYS 253 B GLY 254 n 222 GLY 254 B GLN 255 n 223 GLN 255 B SER 256 n 224 SER 256 B GLU 257 n 225 GLU 257 B PRO 258 n 226 PRO 258 B ILE 259 n 227 ILE 259 B VAL 260 n 228 VAL 260 B LEU 261 n 229 LEU 261 B VAL 262 n 230 VAL 262 B ILE 263 n 231 ILE 263 B PHE 264 n 232 PHE 264 B THR 265 n 233 THR 265 B ASN 266 n 234 ASN 266 B LYS 267 n 235 LYS 267 B ASP 268 n 236 ASP 268 B ASN 269 n 237 ASN 269 B LYS 270 n 238 LYS 270 B SER 271 n 239 SER 271 B ASP 272 n 240 ASP 272 B LYS 273 n 241 LYS 273 B PRO 274 n 242 PRO 274 B ASN 275 n 243 ASN 275 B ASP 276 n 244 ASP 276 B LYS 277 n 245 LYS 277 B LEU 278 n 246 LEU 278 B ILE 279 n 247 ILE 279 B SER 280 n 248 SER 280 B GLU 281 n 249 GLU 281 B THR 282 n 250 THR 282 B ALA 283 n 251 ALA 283 B LYS 284 n 252 LYS 284 B SER 285 n 253 SER 285 B VAL 286 n 254 VAL 286 B MET 287 n 255 MET 287 B LYS 288 n 256 LYS 288 B GLU 289 n 257 GLU 289 B PHE 290 n 258 PHE 290 B author_defined_assembly 2 dimeric 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 A O VAL 57 A O VAL 28 A N ALA 48 A N ALA 19 A O HIS 43 A O HIS 14 A N ASN 266 A N ASN 234 A O ILE 259 A O ILE 227 A N VAL 250 A N VAL 218 A O ASN 245 A O ASN 213 A N GLY 236 A N GLY 204 A O PHE 66 A O PHE 36 A N SER 181 A N SER 149 A O VAL 95 A O VAL 63 A N ILE 117 A N ILE 85 B O VAL 57 B O VAL 28 B N ALA 48 B N ALA 19 B O HIS 43 B O HIS 14 B N ASN 266 B N ASN 234 B O ILE 259 B O ILE 227 B N VAL 250 B N VAL 218 B O VAL 247 B O VAL 215 B N LYS 234 B N LYS 202 B O PHE 66 B O PHE 36 B N SER 181 B N SER 149 B O VAL 95 B O VAL 63 B N ILE 117 B N ILE 85 1 A CB LYS 31 A CB LYS 2 1 Y 1 A CG LYS 31 A CG LYS 2 1 Y 1 A CD LYS 31 A CD LYS 2 1 Y 1 A CE LYS 31 A CE LYS 2 1 Y 1 A NZ LYS 31 A NZ LYS 2 1 Y 1 A CG LYS 270 A CG LYS 238 1 Y 1 A CD LYS 270 A CD LYS 238 1 Y 1 A CE LYS 270 A CE LYS 238 1 Y 1 A NZ LYS 270 A NZ LYS 238 1 Y 1 A CE LYS 288 A CE LYS 256 1 Y 1 B CD LYS 149 B CD LYS 117 1 Y 1 B CE LYS 149 B CE LYS 117 1 Y 1 B NZ LYS 149 B NZ LYS 117 1 Y 1 B CE LYS 215 B CE LYS 183 1 Y 1 B CD LYS 222 B CD LYS 190 1 Y 1 B CE LYS 222 B CE LYS 190 1 Y 1 B NZ LYS 222 B NZ LYS 190 1 Y 1 B CG LYS 270 B CG LYS 238 1 Y 1 B CD LYS 270 B CD LYS 238 1 Y 1 B CE LYS 270 B CE LYS 238 1 Y 1 B NZ LYS 270 B NZ LYS 238 1 Y 1 A MET 30 A MET 1 1 Y 1 A VAL 163 A VAL 131 1 Y 1 A ARG 164 A ARG 132 1 Y 1 A TYR 165 A TYR 133 1 Y 1 A GLU 166 A GLU 134 1 Y 1 A ILE 167 A ILE 135 1 Y 1 A GLU 168 A GLU 136 1 Y 1 A LEU 169 A LEU 137 1 Y 1 A ASN 170 A ASN 138 1 Y 1 A TYR 171 A TYR 139 1 Y 1 A TYR 172 A TYR 140 1 Y 1 A SER 173 A SER 141 1 Y 1 A PRO 174 A PRO 142 1 Y 1 A LYS 175 A LYS 143 1 Y 1 A SER 176 A SER 144 1 Y 1 A LYS 177 A LYS 145 1 Y 1 A LYS 178 A LYS 146 1 Y 1 B MET 30 B MET 1 1 Y 1 B LYS 31 B LYS 2 1 Y 1 B VAL 163 B VAL 131 1 Y 1 B ARG 164 B ARG 132 1 Y 1 B TYR 165 B TYR 133 1 Y 1 B GLU 166 B GLU 134 1 Y 1 B ILE 167 B ILE 135 1 Y 1 B GLU 168 B GLU 136 1 Y 1 B LEU 169 B LEU 137 1 Y 1 B ASN 170 B ASN 138 1 Y 1 B TYR 171 B TYR 139 1 Y 1 B TYR 172 B TYR 140 1 Y 1 B SER 173 B SER 141 1 Y 1 B PRO 174 B PRO 142 1 Y 1 B LYS 175 B LYS 143 1 Y 1 B SER 176 B SER 144 1 Y 1 B LYS 177 B LYS 145 1 Y 1 B LYS 178 B LYS 146 1 Y 1 -5.85 0.90 118.30 112.45 A A A CB CG OD2 ASP ASP ASP 35 35 35 N 1 14.62 2.20 113.40 128.02 A A A CA CB CG LYS LYS LYS 38 38 38 N 1 -3.94 0.60 121.00 117.06 A A A CB CG CD1 TYR TYR TYR 47 47 47 N 1 3.75 0.50 120.30 124.05 A A A NE CZ NH1 ARG ARG ARG 65 65 65 N 1 -5.45 0.50 120.30 114.85 A A A NE CZ NH2 ARG ARG ARG 65 65 65 N 1 -10.25 1.50 110.10 99.85 A A A CB CA C ALA ALA ALA 121 121 121 N 1 11.19 1.40 110.10 121.29 A A A N CA CB ALA ALA ALA 121 121 121 N 1 15.56 2.20 113.40 128.96 A A A CA CB CG GLU GLU GLU 154 154 154 N 1 -14.54 1.90 110.30 95.76 A A A N CA CB THR THR THR 240 240 240 N 1 -11.49 1.60 110.90 99.41 B B B CG1 CB CG2 VAL VAL VAL 46 46 46 N 1 3.18 0.50 120.30 123.48 B B B NE CZ NH1 ARG ARG ARG 65 65 65 N 1 -4.81 0.50 120.30 115.49 B B B NE CZ NH2 ARG ARG ARG 65 65 65 N 1 -3.81 0.60 121.00 117.19 B B B CB CG CD2 TYR TYR TYR 68 68 68 N 1 -3.66 0.60 121.00 117.34 B B B CB CG CD2 TYR TYR TYR 229 229 229 N 1 -16.28 1.90 110.30 94.02 B B B N CA CB THR THR THR 240 240 240 N 1 4.13 0.50 120.30 124.43 B B B NE CZ NH1 ARG ARG ARG 244 244 244 N 1 -3.69 0.50 120.30 116.61 B B B NE CZ NH2 ARG ARG ARG 244 244 244 N 1 -15.21 2.20 117.20 101.99 B B B CA C N ASN ASN ASP 275 275 276 Y 1 A A NE2 CD2 HIS HIS 96 96 -0.067 0.011 1.373 1.306 N 1 B B NE2 CD2 HIS HIS 43 43 -0.071 0.011 1.373 1.302 N 1 A ALA 69 -141.61 -104.99 1 A TYR 105 55.31 76.61 1 A ALA 121 151.37 -45.76 1 A ASP 179 -96.14 -68.81 1 A LEU 220 -118.21 -129.82 1 A PRO 226 -47.81 160.99 1 B PHE 60 154.00 100.85 1 B ALA 69 59.65 -130.63 1 B LYS 90 -76.39 22.55 1 B ASN 213 -98.42 38.51 1 B LEU 220 -115.19 -129.48 1 B LYS 227 -22.73 -52.59 1 B GLN 237 25.89 56.00 1 B SER 243 -29.87 120.42 1 B GLN 255 -172.86 115.60 1 B ASP 268 85.20 130.72 1 B ASN 269 68.57 -4.43 19.0 0.2980000 0.006 0.1900000 0.1900000 2.3 7.0 2288 23262 10. 79. RANDOM 10000000.0 0. 1 THROUGHOUT 0. MOLECULAR REPLACEMENT PDB ENTRY 3BLM 2.3 7.0 181 3926 1 0 3744 0.018 3.4 1.4 2.3 1OME 25484 -3. 0.1120000 1 10. 2.0 86.7 0.3200000 2.30 2.44 2.0 1.3 70. model building X-PLOR 3.8 refinement X-PLOR 3.8 data reduction XENGEN data scaling XENGEN phasing X-PLOR 3.8 CRYSTAL STRUCTURE OF THE OMEGA LOOP DELETION MUTANT (RESIDUES 163-178 DELETED) OF BETA-LACTAMASE FROM STAPHYLOCOCCUS AUREUS PC1 1 N N 1 N N 2 N N 3 N N 3 N N A LEU 33 A LEU 4 HELX_P A TYR 40 A TYR 11 1 1 8 A SER 70 A SER 40 HELX_P A LEU 81 A LEU 51 5 2 12 A TYR 88 A TYR 56 HELX_P A ASN 92 A ASN 60 5 3 5 A LEU 109 A LEU 77 HELX_P A TYR 112 A TYR 80 5 4 4 A LEU 119 A LEU 87 HELX_P A TYR 129 A TYR 97 1 5 11 A ASN 132 A ASN 100 HELX_P A ILE 142 A ILE 110 1 6 11 A ILE 145 A ILE 113 HELX_P A GLU 154 A GLU 122 1 7 10 A PRO 183 A PRO 151 HELX_P A LEU 193 A LEU 161 1 8 11 A LYS 201 A LYS 169 HELX_P A LEU 212 A LEU 180 1 9 12 A ILE 221 A ILE 189 HELX_P A GLY 224 A GLY 192 1 10 4 A ASP 276 A ASP 244 HELX_P A LYS 288 A LYS 256 5 11 13 B LEU 33 B LEU 4 HELX_P B TYR 40 B TYR 11 1 12 8 B ALA 69 B ALA 39 HELX_P B LEU 81 B LEU 51 5 13 13 B ASN 89 B ASN 57 HELX_P B ASN 92 B ASN 60 5 14 4 B LYS 99 B LYS 67 HELX_P B ASP 101 B ASP 69 5 15 3 B LEU 109 B LEU 77 HELX_P B LYS 111 B LYS 79 5 16 3 B LEU 119 B LEU 87 HELX_P B TYR 129 B TYR 97 1 17 11 B ASN 132 B ASN 100 HELX_P B ILE 142 B ILE 110 1 18 11 B ILE 145 B ILE 113 HELX_P B LEU 155 B LEU 123 1 19 11 B PRO 183 B PRO 151 HELX_P B LEU 193 B LEU 161 1 20 11 B LYS 201 B LYS 169 HELX_P B LEU 212 B LEU 180 1 21 12 B LYS 215 B LYS 183 HELX_P B GLY 217 B GLY 185 5 22 3 B ILE 221 B ILE 189 HELX_P B GLY 224 B GLY 192 1 23 4 B ASP 276 B ASP 244 HELX_P B MET 287 B MET 255 1 24 12 HYDROLASE HYDROLASE, BETA-LACTAMASE, BETA-LACTAM ANTIBIOTIC RESISTANCE BLAC_STAAU UNP 1 25 P00807 25 281 1OME 31 290 P00807 A 1 2 258 25 281 1OME 31 290 P00807 B 1 2 258 5 2 2 5 2 2 anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel A GLU 56 A GLU 27 A PHE 60 A PHE 30 A ALA 42 A ALA 13 A ASP 50 A ASP 21 A ILE 259 A ILE 227 A LYS 267 A LYS 235 A SER 243 A SER 211 A TYR 251 A TYR 219 A LYS 230 A LYS 198 A GLY 236 A GLY 204 A ARG 65 A ARG 35 A ALA 67 A ALA 37 A THR 180 A THR 148 A THR 182 A THR 150 A LYS 94 A LYS 62 A ILE 97 A ILE 65 A LYS 115 A LYS 83 A THR 118 A THR 86 B GLU 56 B GLU 27 B PHE 60 B PHE 30 B HIS 43 B HIS 14 B ASP 50 B ASP 21 B ILE 259 B ILE 227 B ASN 266 B ASN 234 B ASN 245 B ASN 213 B TYR 251 B TYR 219 B LYS 230 B LYS 198 B SER 235 B SER 203 B ARG 65 B ARG 35 B ALA 67 B ALA 37 B THR 180 B THR 148 B THR 182 B THR 150 B LYS 94 B LYS 62 B ILE 97 B ILE 65 B LYS 115 B LYS 83 B THR 118 B THR 86 ACTIVE SITE. THE NUCLEOPHILIC RESIDUE IS SER 70. Unknown 4 BINDING SITE FOR RESIDUE CL B 1 B CL 1 Software 4 A SER 70 A SER 40 4 1_555 A LYS 73 A LYS 43 4 1_555 A LYS 234 A LYS 202 4 1_555 A GLN 237 A GLN 205 4 1_555 B GLY 236 B GLY 204 4 1_555 B ALA 238 B ALA 206 4 1_555 B ARG 244 B ARG 212 4 1_555 B ASN 245 B ASN 213 4 1_555 4 P 1 21 1