0.021240 0.012263 0.000000 0.000000 0.024526 0.000000 0.000000 0.000000 0.009768 0.00000 0.00000 0.00000 Sundaralingam, M. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 6 90.00 90.00 120.00 47.080 47.080 102.370 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 Ca 2 40.078 CALCIUM ION non-polymer C3 H7 N O2 S 121.158 y CYSTEINE L-peptide linking 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 C11 H12 N2 O2 204.225 y TRYPTOPHAN 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 N 1 N N N 2 S C N 3 N C N 4 N O N 5 N C N 6 N O N 7 N H N 8 N H N 9 N H N 10 N H N 11 N H N 12 N H N 13 N H N 14 N N N 15 S C N 16 N C N 17 N O N 18 N C N 19 N C N 20 N C N 21 N N N 22 N C N 23 N N N 24 N N N 25 N O N 26 N H N 27 N H N 28 N H N 29 N H N 30 N H N 31 N H N 32 N H N 33 N H N 34 N H N 35 N H N 36 N H N 37 N H N 38 N H N 39 N H N 40 N H N 41 N N N 42 S C N 43 N C N 44 N O N 45 N C N 46 N C N 47 N O N 48 N N N 49 N O N 50 N H N 51 N H N 52 N H N 53 N H N 54 N H N 55 N H N 56 N H N 57 N H N 58 N N N 59 S C N 60 N C N 61 N O N 62 N C N 63 N C N 64 N O N 65 N O N 66 N O N 67 N H N 68 N H N 69 N H N 70 N H N 71 N H N 72 N H N 73 N H N 74 N CA N 75 N N N 76 R C N 77 N C N 78 N O N 79 N C N 80 N S N 81 N O N 82 N H N 83 N H N 84 N H N 85 N H N 86 N H N 87 N H N 88 N H N 89 N N N 90 S C N 91 N C N 92 N O N 93 N C N 94 N C N 95 N C N 96 N O N 97 N N N 98 N O N 99 N H N 100 N H N 101 N H N 102 N H N 103 N H N 104 N H N 105 N H N 106 N H N 107 N H N 108 N H N 109 N N N 110 S C N 111 N C N 112 N O N 113 N C N 114 N C N 115 N C N 116 N O N 117 N O N 118 N O N 119 N H N 120 N H N 121 N H N 122 N H N 123 N H N 124 N H N 125 N H N 126 N H N 127 N H N 128 N N N 129 N C N 130 N C N 131 N O N 132 N O N 133 N H N 134 N H N 135 N H N 136 N H N 137 N H N 138 N N N 139 S C N 140 N C N 141 N O N 142 N C Y 143 N C Y 144 N N Y 145 N C Y 146 N C Y 147 N N N 148 N O N 149 N H N 150 N H N 151 N H N 152 N H N 153 N H N 154 N H N 155 N H N 156 N H N 157 N H N 158 N H N 159 N O N 160 N H N 161 N H N 162 N N N 163 S C N 164 N C N 165 N O N 166 S C N 167 N C N 168 N C N 169 N C N 170 N O N 171 N H N 172 N H N 173 N H N 174 N H N 175 N H N 176 N H N 177 N H N 178 N H N 179 N H N 180 N H N 181 N H N 182 N H N 183 N H N 184 N N N 185 S C N 186 N C N 187 N O N 188 N C N 189 N C N 190 N C N 191 N C N 192 N O N 193 N H N 194 N H N 195 N H N 196 N H N 197 N H N 198 N H N 199 N H N 200 N H N 201 N H N 202 N H N 203 N H N 204 N H N 205 N H N 206 N N N 207 S C N 208 N C N 209 N O N 210 N C N 211 N C N 212 N C N 213 N C N 214 N N N 215 N O N 216 N H N 217 N H N 218 N H N 219 N H N 220 N H N 221 N H N 222 N H N 223 N H N 224 N H N 225 N H N 226 N H N 227 N H N 228 N H N 229 N H N 230 N H N 231 N N N 232 S C N 233 N C N 234 N O N 235 N C N 236 N C N 237 N S N 238 N C N 239 N O N 240 N H N 241 N H N 242 N H N 243 N H N 244 N H N 245 N H N 246 N H N 247 N H N 248 N H N 249 N H N 250 N H N 251 N N N 252 S C N 253 N C N 254 N O N 255 N C Y 256 N C Y 257 N C Y 258 N C Y 259 N C Y 260 N C Y 261 N C N 262 N O N 263 N H N 264 N H N 265 N H N 266 N H N 267 N H N 268 N H N 269 N H N 270 N H N 271 N H N 272 N H N 273 N H N 274 N N N 275 S C N 276 N C N 277 N O N 278 N C N 279 N C N 280 N C N 281 N O N 282 N H N 283 N H N 284 N H N 285 N H N 286 N H N 287 N H N 288 N H N 289 N H N 290 N H N 291 N N N 292 S C N 293 N C N 294 N O N 295 N C N 296 N O N 297 N O N 298 N H N 299 N H N 300 N H N 301 N H N 302 N H N 303 N H N 304 N H N 305 N N N 306 S C N 307 N C N 308 N O N 309 R C N 310 N O N 311 N C N 312 N O N 313 N H N 314 N H N 315 N H N 316 N H N 317 N H N 318 N H N 319 N H N 320 N H N 321 N H N 322 N N N 323 S C N 324 N C N 325 N O N 326 N C Y 327 N C Y 328 N C Y 329 N C Y 330 N N Y 331 N C Y 332 N C Y 333 N C Y 334 N C Y 335 N C N 336 N O N 337 N H N 338 N H N 339 N H N 340 N H N 341 N H N 342 N H N 343 N H N 344 N H N 345 N H N 346 N H N 347 N H N 348 N H N 349 N N N 350 S C N 351 N C N 352 N O N 353 N C Y 354 N C Y 355 N C Y 356 N C Y 357 N C Y 358 N C Y 359 N C N 360 N O N 361 N O N 362 N H N 363 N H N 364 N H N 365 N H N 366 N H N 367 N H N 368 N H N 369 N H N 370 N H N 371 N H N 372 N H N 373 N N N 374 S C N 375 N C N 376 N O N 377 N C N 378 N C N 379 N C N 380 N O N 381 N H N 382 N H N 383 N H N 384 N H N 385 N H N 386 N H N 387 N H N 388 N H N 389 N H N 390 N H N 391 N H N 1 N sing N 2 N sing N 3 N sing N 4 N sing N 5 N sing N 6 N sing N 7 N doub N 8 N sing N 9 N sing N 10 N sing N 11 N sing N 12 N sing N 13 N sing N 14 N sing N 15 N sing N 16 N sing N 17 N sing N 18 N sing N 19 N doub N 20 N sing N 21 N sing N 22 N sing N 23 N sing N 24 N sing N 25 N sing N 26 N sing N 27 N sing N 28 N sing N 29 N sing N 30 N sing N 31 N sing N 32 N sing N 33 N doub N 34 N sing N 35 N sing N 36 N sing N 37 N sing N 38 N sing N 39 N sing N 40 N sing N 41 N sing N 42 N sing N 43 N sing N 44 N sing N 45 N doub N 46 N sing N 47 N sing N 48 N sing N 49 N sing N 50 N doub N 51 N sing N 52 N sing N 53 N sing N 54 N sing N 55 N sing N 56 N sing N 57 N sing N 58 N sing N 59 N sing N 60 N sing N 61 N doub N 62 N sing N 63 N sing N 64 N sing N 65 N sing N 66 N doub N 67 N sing N 68 N sing N 69 N sing N 70 N sing N 71 N sing N 72 N sing N 73 N sing N 74 N sing N 75 N sing N 76 N doub N 77 N sing N 78 N sing N 79 N sing N 80 N sing N 81 N sing N 82 N sing N 83 N sing N 84 N sing N 85 N sing N 86 N sing N 87 N sing N 88 N sing N 89 N doub N 90 N sing N 91 N sing N 92 N sing N 93 N sing N 94 N sing N 95 N sing N 96 N sing N 97 N doub N 98 N sing N 99 N sing N 100 N sing N 101 N sing N 102 N sing N 103 N sing N 104 N sing N 105 N sing N 106 N sing N 107 N sing N 108 N doub N 109 N sing N 110 N sing N 111 N sing N 112 N sing N 113 N sing N 114 N sing N 115 N sing N 116 N doub N 117 N sing N 118 N sing N 119 N sing N 120 N sing N 121 N sing N 122 N sing N 123 N sing N 124 N sing N 125 N sing N 126 N doub N 127 N sing N 128 N sing N 129 N sing N 130 N sing N 131 N sing N 132 N sing N 133 N sing N 134 N sing N 135 N doub N 136 N sing N 137 N sing N 138 N sing N 139 N sing Y 140 N sing Y 141 N doub Y 142 N doub N 143 N sing Y 144 N sing N 145 N sing Y 146 N sing N 147 N sing N 148 N sing N 149 N sing N 150 N sing N 151 N sing N 152 N sing N 153 N sing N 154 N sing N 155 N sing N 156 N sing N 157 N sing N 158 N doub N 159 N sing N 160 N sing N 161 N sing N 162 N sing N 163 N sing N 164 N sing N 165 N sing N 166 N sing N 167 N sing N 168 N sing N 169 N sing N 170 N sing N 171 N sing N 172 N sing N 173 N sing N 174 N sing N 175 N sing N 176 N sing N 177 N sing N 178 N sing N 179 N doub N 180 N sing N 181 N sing N 182 N sing N 183 N sing N 184 N sing N 185 N sing N 186 N sing N 187 N sing N 188 N sing N 189 N sing N 190 N sing N 191 N sing N 192 N sing N 193 N sing N 194 N sing N 195 N sing N 196 N sing N 197 N sing N 198 N sing N 199 N sing N 200 N doub N 201 N sing N 202 N sing N 203 N sing N 204 N sing N 205 N sing N 206 N sing N 207 N sing N 208 N sing N 209 N sing N 210 N sing N 211 N sing N 212 N sing N 213 N sing N 214 N sing N 215 N sing N 216 N sing N 217 N sing N 218 N sing N 219 N sing N 220 N sing N 221 N sing N 222 N sing N 223 N sing N 224 N doub N 225 N sing N 226 N sing N 227 N sing N 228 N sing N 229 N sing N 230 N sing N 231 N sing N 232 N sing N 233 N sing N 234 N sing N 235 N sing N 236 N sing N 237 N sing N 238 N sing N 239 N sing N 240 N sing N 241 N sing N 242 N sing N 243 N doub N 244 N sing N 245 N sing N 246 N sing N 247 N sing Y 248 N doub Y 249 N sing Y 250 N sing N 251 N sing Y 252 N doub N 253 N sing Y 254 N doub N 255 N sing Y 256 N sing N 257 N sing N 258 N sing N 259 N sing N 260 N sing N 261 N sing N 262 N sing N 263 N sing N 264 N sing N 265 N sing N 266 N doub N 267 N sing N 268 N sing N 269 N sing N 270 N sing N 271 N sing N 272 N sing N 273 N sing N 274 N sing N 275 N sing N 276 N sing N 277 N sing N 278 N sing N 279 N sing N 280 N sing N 281 N sing N 282 N sing N 283 N doub N 284 N sing N 285 N sing N 286 N sing N 287 N sing N 288 N sing N 289 N sing N 290 N sing N 291 N sing N 292 N sing N 293 N sing N 294 N sing N 295 N sing N 296 N doub N 297 N sing N 298 N sing N 299 N sing N 300 N sing N 301 N sing N 302 N sing N 303 N sing N 304 N sing N 305 N sing N 306 N sing N 307 N sing N 308 N sing N 309 N sing N 310 N sing N 311 N sing N 312 N doub N 313 N sing N 314 N sing N 315 N sing N 316 N sing Y 317 N doub Y 318 N sing Y 319 N sing N 320 N sing Y 321 N doub Y 322 N sing Y 323 N sing N 324 N sing Y 325 N sing Y 326 N doub N 327 N sing Y 328 N doub N 329 N sing Y 330 N sing N 331 N sing N 332 N sing N 333 N sing N 334 N sing N 335 N sing N 336 N sing N 337 N sing N 338 N sing N 339 N sing N 340 N doub N 341 N sing N 342 N sing N 343 N sing N 344 N sing Y 345 N doub Y 346 N sing Y 347 N sing N 348 N sing Y 349 N doub N 350 N sing Y 351 N doub N 352 N sing Y 353 N sing N 354 N sing N 355 N sing N 356 N sing N 357 N sing N 358 N sing N 359 N sing N 360 N sing N 361 N sing N 362 N sing N 363 N sing N 364 N doub N 365 N sing N 366 N sing N 367 N sing N 368 N sing N 369 N sing N 370 N sing N 371 N sing N 372 N sing N 373 N sing N 374 N sing N 375 N sing US Biochemistry BICHAW 0033 0006-2960 36 3104 3114 10.1021/bi961576x 9115986 Phospholipase A2 engineering. Structural and functional roles of the highly conserved active site residue aspartate-99. 1997 US Biochemistry BICHAW 0033 0006-2960 35 12164 Phospholipase A2 Engineering. Deletion of the C-Terminus Segment Changes Substrate Specificity and Uncouples Calcium and Substrate Binding at the Zwitterionic Interface 1996 US Biochemistry BICHAW 0033 0006-2960 30 11801 Phospholipase A2 Engineering. X-Ray Structural and Functional Evidence for the Interaction of Lysine-56 with Substrates 1991 10.2210/pdb1mks/pdb pdb_00001mks 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 291 1 IMAGE PLATE 1995-12-01 RIGAKU RAXIS IIC GRAPHITE(002) M x-ray 1 1.5418 1.0 1.5418 TRIGONAL FORM OF THE TRIPLE MUTANT 13777.520 PHOSPHOLIPASE A2 3.1.1.4 Y52F, Y73F, D99N 1 man polymer 40.078 CALCIUM ION 1 syn non-polymer 18.015 water 77 nat water no no ALWQFNGMIKCKIPSSEPLLDFNNYGCYCGLGGSGTPVDDLDRCCQTHDNCFKQAKKLDSCKVLVDNPYTNNFSYSCSNN EITCSSENNACEAFICNCNRNAAICFSKVPYNKEHKNLDKKNC ALWQFNGMIKCKIPSSEPLLDFNNYGCYCGLGGSGTPVDDLDRCCQTHDNCFKQAKKLDSCKVLVDNPYTNNFSYSCSNN EITCSSENNACEAFICNCNRNAAICFSKVPYNKEHKNLDKKNC A 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 cattle Bos Escherichia sample BL21 PRO-PLA2 9913 PANCREAS Bos taurus PRO-PLA2 562 Escherichia coli BL21 (DE3)-[PLYSS] PRO-PLA2 1 2.38 48.0 VAPOR DIFFUSION, HANGING DROP 7.2 CRYSTALS WERE GROWN BY THE HANGING DROP VAPOR DIFFUSION METHOD FROM DROPLETS CONTAINING 5 (MICRO)L OF THE MUTANT PROTEIN (15MG/ML) 5MM CACL2, 50MM TRIS BUFFER, PH 7.2 AND 2 (MICRO)L OF 75% MPD AND (50%) OF MPD IN THE RESERVOIR, vapor diffusion - hanging drop database_2 pdbx_database_status pdbx_struct_conn_angle struct_conn struct_ref_seq_dif struct_site chem_comp_atom chem_comp_bond pdbx_initial_refinement_model repository Initial release Version format compliance Version format compliance Database references Derived calculations Other Data collection Refinement description 1 0 1997-12-24 1 1 2008-03-24 1 2 2011-07-13 1 3 2021-11-03 1 4 2024-04-03 _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_database_status.process_site _pdbx_struct_conn_angle.ptnr1_auth_seq_id _pdbx_struct_conn_angle.ptnr3_auth_seq_id _pdbx_struct_conn_angle.value _struct_conn.pdbx_dist_value _struct_conn.ptnr1_auth_comp_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr1_label_asym_id _struct_conn.ptnr1_label_atom_id _struct_conn.ptnr1_label_comp_id _struct_conn.ptnr1_label_seq_id _struct_conn.ptnr2_auth_comp_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_label_asym_id _struct_conn.ptnr2_label_atom_id _struct_conn.ptnr2_label_comp_id _struct_conn.ptnr2_label_seq_id _struct_ref_seq_dif.details _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id Y BNL 1997-08-27 REL REL CA CALCIUM ION HOH water WILD TYPE Other experimental model CA 124 2 CA CA 124 A HOH 201 3 HOH HOH 201 A HOH 202 3 HOH HOH 202 A HOH 203 3 HOH HOH 203 A HOH 204 3 HOH HOH 204 A HOH 205 3 HOH HOH 205 A HOH 206 3 HOH HOH 206 A HOH 207 3 HOH HOH 207 A HOH 208 3 HOH HOH 208 A HOH 209 3 HOH HOH 209 A HOH 210 3 HOH HOH 210 A HOH 211 3 HOH HOH 211 A HOH 212 3 HOH HOH 212 A HOH 213 3 HOH HOH 213 A HOH 214 3 HOH HOH 214 A HOH 215 3 HOH HOH 215 A HOH 216 3 HOH HOH 216 A HOH 217 3 HOH HOH 217 A HOH 218 3 HOH HOH 218 A HOH 219 3 HOH HOH 219 A HOH 220 3 HOH HOH 220 A HOH 221 3 HOH HOH 221 A HOH 222 3 HOH HOH 222 A HOH 223 3 HOH HOH 223 A HOH 224 3 HOH HOH 224 A HOH 225 3 HOH HOH 225 A HOH 226 3 HOH HOH 226 A HOH 227 3 HOH HOH 227 A HOH 228 3 HOH HOH 228 A HOH 229 3 HOH HOH 229 A HOH 230 3 HOH HOH 230 A HOH 231 3 HOH HOH 231 A HOH 232 3 HOH HOH 232 A HOH 233 3 HOH HOH 233 A HOH 234 3 HOH HOH 234 A HOH 235 3 HOH HOH 235 A HOH 236 3 HOH HOH 236 A HOH 237 3 HOH HOH 237 A HOH 238 3 HOH HOH 238 A HOH 239 3 HOH HOH 239 A HOH 240 3 HOH HOH 240 A HOH 241 3 HOH HOH 241 A HOH 242 3 HOH HOH 242 A HOH 243 3 HOH HOH 243 A HOH 244 3 HOH HOH 244 A HOH 245 3 HOH HOH 245 A HOH 246 3 HOH HOH 246 A HOH 247 3 HOH HOH 247 A HOH 248 3 HOH HOH 248 A HOH 249 3 HOH HOH 249 A HOH 250 3 HOH HOH 250 A HOH 251 3 HOH HOH 251 A HOH 252 3 HOH HOH 252 A HOH 253 3 HOH HOH 253 A HOH 254 3 HOH HOH 254 A HOH 255 3 HOH HOH 255 A HOH 256 3 HOH HOH 256 A HOH 257 3 HOH HOH 257 A HOH 258 3 HOH HOH 258 A HOH 259 3 HOH HOH 259 A HOH 260 3 HOH HOH 260 A HOH 261 3 HOH HOH 261 A HOH 262 3 HOH HOH 262 A HOH 263 3 HOH HOH 263 A HOH 264 3 HOH HOH 264 A HOH 265 3 HOH HOH 265 A HOH 266 3 HOH HOH 266 A HOH 267 3 HOH HOH 267 A HOH 268 3 HOH HOH 268 A HOH 269 3 HOH HOH 269 A HOH 270 3 HOH HOH 270 A HOH 271 3 HOH HOH 271 A HOH 272 3 HOH HOH 272 A HOH 273 3 HOH HOH 273 A HOH 274 3 HOH HOH 274 A HOH 275 3 HOH HOH 275 A HOH 276 3 HOH HOH 276 A HOH 277 3 HOH HOH 277 A ALA 1 n 1 ALA 1 A LEU 2 n 2 LEU 2 A TRP 3 n 3 TRP 3 A GLN 4 n 4 GLN 4 A PHE 5 n 5 PHE 5 A ASN 6 n 6 ASN 6 A GLY 7 n 7 GLY 7 A MET 8 n 8 MET 8 A ILE 9 n 9 ILE 9 A LYS 10 n 10 LYS 10 A CYS 11 n 11 CYS 11 A LYS 12 n 12 LYS 12 A ILE 13 n 13 ILE 13 A PRO 14 n 14 PRO 14 A SER 15 n 15 SER 15 A SER 16 n 16 SER 16 A GLU 17 n 17 GLU 17 A PRO 18 n 18 PRO 18 A LEU 19 n 19 LEU 19 A LEU 20 n 20 LEU 20 A ASP 21 n 21 ASP 21 A PHE 22 n 22 PHE 22 A ASN 23 n 23 ASN 23 A ASN 24 n 24 ASN 24 A TYR 25 n 25 TYR 25 A GLY 26 n 26 GLY 26 A CYS 27 n 27 CYS 27 A TYR 28 n 28 TYR 28 A CYS 29 n 29 CYS 29 A GLY 30 n 30 GLY 30 A LEU 31 n 31 LEU 31 A GLY 32 n 32 GLY 32 A GLY 33 n 33 GLY 33 A SER 34 n 34 SER 34 A GLY 35 n 35 GLY 35 A THR 36 n 36 THR 36 A PRO 37 n 37 PRO 37 A VAL 38 n 38 VAL 38 A ASP 39 n 39 ASP 39 A ASP 40 n 40 ASP 40 A LEU 41 n 41 LEU 41 A ASP 42 n 42 ASP 42 A ARG 43 n 43 ARG 43 A CYS 44 n 44 CYS 44 A CYS 45 n 45 CYS 45 A GLN 46 n 46 GLN 46 A THR 47 n 47 THR 47 A HIS 48 n 48 HIS 48 A ASP 49 n 49 ASP 49 A ASN 50 n 50 ASN 50 A CYS 51 n 51 CYS 51 A PHE 52 n 52 PHE 52 A LYS 53 n 53 LYS 53 A GLN 54 n 54 GLN 54 A ALA 55 n 55 ALA 55 A LYS 56 n 56 LYS 56 A LYS 57 n 57 LYS 57 A LEU 58 n 58 LEU 58 A ASP 59 n 59 ASP 59 A SER 60 n 60 SER 60 A CYS 61 n 61 CYS 61 A LYS 62 n 62 LYS 62 A VAL 63 n 63 VAL 63 A LEU 64 n 64 LEU 64 A VAL 65 n 65 VAL 65 A ASP 66 n 66 ASP 66 A ASN 67 n 67 ASN 67 A PRO 68 n 68 PRO 68 A TYR 69 n 69 TYR 69 A THR 70 n 70 THR 70 A ASN 71 n 71 ASN 71 A ASN 72 n 72 ASN 72 A PHE 73 n 73 PHE 73 A SER 74 n 74 SER 74 A TYR 75 n 75 TYR 75 A SER 76 n 76 SER 76 A CYS 77 n 77 CYS 77 A SER 78 n 78 SER 78 A ASN 79 n 79 ASN 79 A ASN 80 n 80 ASN 80 A GLU 81 n 81 GLU 81 A ILE 82 n 82 ILE 82 A THR 83 n 83 THR 83 A CYS 84 n 84 CYS 84 A SER 85 n 85 SER 85 A SER 86 n 86 SER 86 A GLU 87 n 87 GLU 87 A ASN 88 n 88 ASN 88 A ASN 89 n 89 ASN 89 A ALA 90 n 90 ALA 90 A CYS 91 n 91 CYS 91 A GLU 92 n 92 GLU 92 A ALA 93 n 93 ALA 93 A PHE 94 n 94 PHE 94 A ILE 95 n 95 ILE 95 A CYS 96 n 96 CYS 96 A ASN 97 n 97 ASN 97 A CYS 98 n 98 CYS 98 A ASN 99 n 99 ASN 99 A ARG 100 n 100 ARG 100 A ASN 101 n 101 ASN 101 A ALA 102 n 102 ALA 102 A ALA 103 n 103 ALA 103 A ILE 104 n 104 ILE 104 A CYS 105 n 105 CYS 105 A PHE 106 n 106 PHE 106 A SER 107 n 107 SER 107 A LYS 108 n 108 LYS 108 A VAL 109 n 109 VAL 109 A PRO 110 n 110 PRO 110 A TYR 111 n 111 TYR 111 A ASN 112 n 112 ASN 112 A LYS 113 n 113 LYS 113 A GLU 114 n 114 GLU 114 A HIS 115 n 115 HIS 115 A LYS 116 n 116 LYS 116 A ASN 117 n 117 ASN 117 A LEU 118 n 118 LEU 118 A ASP 119 n 119 ASP 119 A LYS 120 n 120 LYS 120 A LYS 121 n 121 LYS 121 A ASN 122 n 122 ASN 122 A CYS 123 n 123 CYS 123 A author_defined_assembly 1 monomeric A TYR 28 A O TYR 28 1_555 A CA 124 B CA CA 1_555 A GLY 30 A O GLY 30 1_555 90.5 A TYR 28 A O TYR 28 1_555 A CA 124 B CA CA 1_555 A GLY 32 A O GLY 32 1_555 104.7 A GLY 30 A O GLY 30 1_555 A CA 124 B CA CA 1_555 A GLY 32 A O GLY 32 1_555 88.4 A TYR 28 A O TYR 28 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD2 ASP 49 1_555 94.5 A GLY 30 A O GLY 30 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD2 ASP 49 1_555 158.6 A GLY 32 A O GLY 32 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD2 ASP 49 1_555 70.2 A TYR 28 A O TYR 28 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 104.4 A GLY 30 A O GLY 30 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 151.5 A GLY 32 A O GLY 32 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 110.4 A ASP 49 A OD2 ASP 49 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 45.7 A TYR 28 A O TYR 28 1_555 A CA 124 B CA CA 1_555 A HOH 201 C O HOH 1_555 176.8 A GLY 30 A O GLY 30 1_555 A CA 124 B CA CA 1_555 A HOH 201 C O HOH 1_555 92.6 A GLY 32 A O GLY 32 1_555 A CA 124 B CA CA 1_555 A HOH 201 C O HOH 1_555 76.1 A ASP 49 A OD2 ASP 49 1_555 A CA 124 B CA CA 1_555 A HOH 201 C O HOH 1_555 82.8 A ASP 49 A OD1 ASP 49 1_555 A CA 124 B CA CA 1_555 A HOH 201 C O HOH 1_555 72.5 A TYR 28 A O TYR 28 1_555 A CA 124 B CA CA 1_555 A HOH 202 C O HOH 1_555 89.3 A GLY 30 A O GLY 30 1_555 A CA 124 B CA CA 1_555 A HOH 202 C O HOH 1_555 69.7 A GLY 32 A O GLY 32 1_555 A CA 124 B CA CA 1_555 A HOH 202 C O HOH 1_555 154.3 A ASP 49 A OD2 ASP 49 1_555 A CA 124 B CA CA 1_555 A HOH 202 C O HOH 1_555 131.1 A ASP 49 A OD1 ASP 49 1_555 A CA 124 B CA CA 1_555 A HOH 202 C O HOH 1_555 86.1 A HOH 201 C O HOH 1_555 A CA 124 B CA CA 1_555 A HOH 202 C O HOH 1_555 91.1 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 SER 76 A O SER 76 A N THR 83 A N THR 83 1 6.39 0.80 106.30 112.69 A A A CD1 CG CD2 TRP TRP TRP 3 3 3 N 1 -7.82 1.30 127.00 119.18 A A A CB CG CD1 TRP TRP TRP 3 3 3 N 1 -6.29 0.80 107.30 101.01 A A A CE2 CD2 CG TRP TRP TRP 3 3 3 N 1 -14.71 1.60 100.20 85.49 A A A CG SD CE MET MET MET 8 8 8 N 1 4.43 0.50 120.30 124.73 A A A NE CZ NH1 ARG ARG ARG 43 43 43 N 1 3.56 0.50 120.30 123.86 A A A NE CZ NH1 ARG ARG ARG 100 100 100 N 1 -5.40 0.50 120.30 114.90 A A A NE CZ NH2 ARG ARG ARG 100 100 100 N 1 A A NE2 CD2 HIS HIS 48 48 -0.069 0.011 1.373 1.304 N 1 A A NE2 CD2 HIS HIS 115 115 -0.079 0.011 1.373 1.294 N 1 A ASN 67 -57.58 -160.56 1 A PRO 68 -58.31 11.39 1 A TYR 69 -128.25 -50.04 1 A ASN 72 -110.59 -153.03 1 A PHE 73 173.35 -175.27 1 A ASN 79 35.59 54.25 1 A LYS 120 -64.26 6.43 PARAM19X.PRO TOPH19X.PRO 0.186 0.186 1.9 8.0 6809 64. 1 2.0 THE ATOMIC COORDINATES OF THE NEW HIGH RESOLUTION REFINEMENT OF THE TRIGONAL FORM OF THE NATIVE ENZYME WERE USED AS THE STARTING MODEL (PDB ENTRY 1MKT). WILD TYPE 0.2 1.9 8.0 77 1033 1 0 955 0.015 2.7 23.1 1.2 0.312 1.99 8 32. 1.82 15.0 1MKS 7346 0.069 1 2. 8.0 0.194 1.82 2.0 1.72 29. data collection R-AXIS IIC data reduction R-AXIS IIC model building X-PLOR 3.0 refinement X-PLOR 3.0 data scaling R-AXIS II phasing X-PLOR 3.0 CARBOXYLIC ESTER HYDROLASE, TRIGONAL FORM OF THE TRIPLE MUTANT 1 N N 2 N N 3 N N A LEU 2 A LEU 2 HELX_P A LYS 12 A LYS 12 1 1 11 A PRO 18 A PRO 18 HELX_P A ASP 21 A ASP 21 1 2 4 A ASP 40 A ASP 40 HELX_P A LYS 57 A LYS 57 1 3 18 A ASP 59 A ASP 59 HELX_P A LYS 62 A LYS 62 1 4 4 A ALA 90 A ALA 90 HELX_P A LYS 108 A LYS 108 1 5 19 A LYS 113 A LYS 113 HELX_P A HIS 115 A HIS 115 5 6 3 disulf 1.993 A CYS 11 A SG CYS 11 1_555 A CYS 77 A SG CYS 77 1_555 disulf 1.982 A CYS 27 A SG CYS 27 1_555 A CYS 123 A SG CYS 123 1_555 disulf 1.991 A CYS 29 A SG CYS 29 1_555 A CYS 45 A SG CYS 45 1_555 disulf 2.019 A CYS 44 A SG CYS 44 1_555 A CYS 105 A SG CYS 105 1_555 disulf 2.044 A CYS 51 A SG CYS 51 1_555 A CYS 98 A SG CYS 98 1_555 disulf 1.929 A CYS 61 A SG CYS 61 1_555 A CYS 91 A SG CYS 91 1_555 disulf 2.022 A CYS 84 A SG CYS 84 1_555 A CYS 96 A SG CYS 96 1_555 metalc 2.050 A TYR 28 A O TYR 28 1_555 A CA 124 B CA CA 1_555 metalc 2.007 A GLY 30 A O GLY 30 1_555 A CA 124 B CA CA 1_555 metalc 1.990 A GLY 32 A O GLY 32 1_555 A CA 124 B CA CA 1_555 metalc 2.841 A ASP 49 A OD2 ASP 49 1_555 A CA 124 B CA CA 1_555 metalc 2.652 A ASP 49 A OD1 ASP 49 1_555 A CA 124 B CA CA 1_555 metalc 2.754 A CA 124 B CA CA 1_555 A HOH 201 C O HOH 1_555 metalc 2.767 A CA 124 B CA CA 1_555 A HOH 202 C O HOH 1_555 HYDROLASE HYDROLASE, ENZYME, CARBOXYLIC ESTER HYDROLASE, TRIGONAL FORM PA21B_BOVIN UNP 1 1 P00593 MRLLVLAALLTVGAGQAGLNSRALWQFNGMIKCKIPSSEPLLDFNNYGCYCGLGGSGTPVDDLDRCCQTHDNCYKQAKKL DSCKVLVDNPYTNNYSYSCSNNEITCSSENNACEAFICNCDRNAAICFSKVPYNKEHKNLDKKNC 23 145 1MKS 1 123 P00593 A 1 1 123 1 TYR engineered mutation PHE 52 1MKS A P00593 UNP 74 52 1 TYR engineered mutation PHE 73 1MKS A P00593 UNP 95 73 1 ASP engineered mutation ASN 99 1MKS A P00593 UNP 121 99 2 anti-parallel A TYR 75 A TYR 75 A SER 78 A SER 78 A GLU 81 A GLU 81 A CYS 84 A CYS 84 BINDING SITE FOR RESIDUE CA A 124 A CA 124 Software 6 A TYR 28 A TYR 28 6 1_555 A GLY 30 A GLY 30 6 1_555 A GLY 32 A GLY 32 6 1_555 A ASP 49 A ASP 49 6 1_555 A HOH 201 C HOH 6 1_555 A HOH 202 C HOH 6 1_555 152 P 31 2 1