0.021386 0.012347 0.000000 0.000000 0.024694 0.000000 0.000000 0.000000 0.009736 0.00000 0.00000 0.00000 Sekar, K. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 6 90.0 90.0 120.0 46.76 46.76 102.71 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 C6 H14 O2 118.174 (4S)-2-METHYL-2,4-PENTANEDIOL non-polymer 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 C N 252 N C N 253 N O N 254 N C N 255 N C N 256 S C N 257 N O N 258 N C N 259 N H N 260 N H N 261 N H N 262 N H 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 N N 274 S C N 275 N C N 276 N O N 277 N C Y 278 N C Y 279 N C Y 280 N C Y 281 N C Y 282 N C Y 283 N C N 284 N O 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 H N 292 N H N 293 N H N 294 N H N 295 N H N 296 N N N 297 S C N 298 N C N 299 N O N 300 N C N 301 N C N 302 N C N 303 N O N 304 N H N 305 N H N 306 N H N 307 N H N 308 N H N 309 N H N 310 N H N 311 N H N 312 N H N 313 N N N 314 S C N 315 N C N 316 N O N 317 N C N 318 N O N 319 N O N 320 N H N 321 N H N 322 N H N 323 N H N 324 N H N 325 N H N 326 N H N 327 N N N 328 S C N 329 N C N 330 N O N 331 R C N 332 N O N 333 N C N 334 N O N 335 N H N 336 N H 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 N N 345 S C N 346 N C N 347 N O N 348 N C Y 349 N C Y 350 N C Y 351 N C Y 352 N N Y 353 N C Y 354 N C Y 355 N C Y 356 N C Y 357 N C N 358 N O N 359 N H N 360 N H N 361 N H 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 N N 372 S C N 373 N C N 374 N O N 375 N C Y 376 N C Y 377 N C Y 378 N C Y 379 N C Y 380 N C Y 381 N C N 382 N O N 383 N O 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 392 N H N 393 N H N 394 N H N 395 N N N 396 S C N 397 N C N 398 N O N 399 N C N 400 N C N 401 N C N 402 N O N 403 N H N 404 N H N 405 N H N 406 N H N 407 N H N 408 N H N 409 N H N 410 N H N 411 N H N 412 N H N 413 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 sing N 244 N sing N 245 N sing N 246 N sing N 247 N sing N 248 N sing N 249 N sing N 250 N sing N 251 N sing N 252 N sing N 253 N sing N 254 N sing N 255 N sing N 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 doub N 265 N sing N 266 N sing N 267 N sing N 268 N sing Y 269 N doub Y 270 N sing Y 271 N sing N 272 N sing Y 273 N doub N 274 N sing Y 275 N doub N 276 N sing Y 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 sing N 284 N sing N 285 N sing N 286 N sing N 287 N doub 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 sing 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 doub 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 sing N 313 N sing N 314 N sing N 315 N sing N 316 N sing N 317 N doub N 318 N sing N 319 N sing N 320 N sing N 321 N sing N 322 N sing N 323 N sing N 324 N sing N 325 N sing N 326 N sing N 327 N sing N 328 N sing N 329 N sing N 330 N sing N 331 N sing N 332 N sing N 333 N doub N 334 N sing N 335 N sing N 336 N sing N 337 N sing Y 338 N doub Y 339 N sing Y 340 N sing N 341 N sing Y 342 N doub Y 343 N sing Y 344 N sing N 345 N sing Y 346 N sing Y 347 N doub N 348 N sing Y 349 N doub N 350 N sing Y 351 N sing N 352 N sing N 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 doub N 362 N sing N 363 N sing N 364 N sing N 365 N sing Y 366 N doub Y 367 N sing Y 368 N sing N 369 N sing Y 370 N doub N 371 N sing Y 372 N doub N 373 N sing Y 374 N sing N 375 N sing N 376 N sing N 377 N sing N 378 N sing N 379 N sing N 380 N sing N 381 N sing N 382 N sing N 383 N sing N 384 N sing N 385 N doub N 386 N sing N 387 N sing N 388 N sing N 389 N sing N 390 N sing N 391 N sing N 392 N sing N 393 N sing N 394 N sing N 395 N sing N 396 N sing UK J.Mol.Biol. JMOBAK 0070 0022-2836 333 367 376 10.1016/j.jmb.2003.08.032 14529623 Crystal structures of the free and anisic acid bound triple mutant of phospholipase A2. 2003 10.2210/pdb1o3w/pdb pdb_00001o3w 293.0 1 IMAGE PLATE 2000-11-20 MARRESEARCH SINGLE WAVELENGTH M x-ray 1 1.5418 1.0 1.5418 ROTATING ANODE 13816.552 Phospholipase A2 3.1.1.4 K53M, K56M, K120M 1 man polymer 40.078 CALCIUM ION 1 syn non-polymer 118.174 (4S)-2-METHYL-2,4-PENTANEDIOL 1 syn non-polymer 18.015 water 85 nat water Phosphatidylcholine 2- acylhydrolase, Group IB phospholipase A2 no no ALWQFNGMIKCKIPSSEPLLDFNNYGCYCGLGGSGTPVDDLDRCCQTHDNCYMQAMKLDSCKVLVDNPYTNNYSYSCSNN EITCSSENNACEAFICNCDRNAAICFSKVPYNKEHKNLDMKNC ALWQFNGMIKCKIPSSEPLLDFNNYGCYCGLGGSGTPVDDLDRCCQTHDNCYMQAMKLDSCKVLVDNPYTNNYSYSCSNN EITCSSENNACEAFICNCDRNAAICFSKVPYNKEHKNLDMKNC 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 9913 Bos taurus 562 Escherichia coli plasmid pTO-A2MBL21 1 2.21 43.89 vapor diffusion method 7.2 50 mM Tris Buffer, 70% MPD reservoir,17-20Mg/ml prot,5 mM CaCl2 and 60% MPD in the droplet, pH 7.2, vapor diffusion method, temperature 293.0K 293.0 database_2 pdbx_struct_conn_angle struct_conn struct_ref_seq_dif struct_site chem_comp_atom chem_comp_bond repository Initial release Version format compliance Version format compliance Database references Derived calculations Data collection 1 0 2003-07-15 1 1 2008-04-26 1 2 2011-07-13 1 3 2021-10-27 1 4 2023-12-27 _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_struct_conn_angle.ptnr1_auth_comp_id _pdbx_struct_conn_angle.ptnr1_auth_seq_id _pdbx_struct_conn_angle.ptnr1_label_asym_id _pdbx_struct_conn_angle.ptnr1_label_atom_id _pdbx_struct_conn_angle.ptnr1_label_comp_id _pdbx_struct_conn_angle.ptnr1_label_seq_id _pdbx_struct_conn_angle.ptnr3_auth_comp_id _pdbx_struct_conn_angle.ptnr3_auth_seq_id _pdbx_struct_conn_angle.ptnr3_label_asym_id _pdbx_struct_conn_angle.ptnr3_label_atom_id _pdbx_struct_conn_angle.ptnr3_label_comp_id _pdbx_struct_conn_angle.ptnr3_label_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 the trigonal recombinant phospholipase enzyme without mutation RCSB Y RCSB 2003-04-14 REL REL CA CALCIUM ION MPD (4S)-2-METHYL-2,4-PENTANEDIOL HOH water CA2 124 2 CA CA 700 A MPD 600 3 MPD MPD 600 A HOH 201 4 HOH HOH 201 A HOH 202 4 HOH HOH 202 A HOH 203 4 HOH HOH 203 A HOH 204 4 HOH HOH 204 A HOH 205 4 HOH HOH 205 A HOH 206 4 HOH HOH 206 A HOH 207 4 HOH HOH 207 A HOH 208 4 HOH HOH 208 A HOH 209 4 HOH HOH 209 A HOH 210 4 HOH HOH 210 A HOH 211 4 HOH HOH 211 A HOH 212 4 HOH HOH 212 A HOH 213 4 HOH HOH 213 A HOH 214 4 HOH HOH 214 A HOH 215 4 HOH HOH 215 A HOH 216 4 HOH HOH 216 A HOH 217 4 HOH HOH 217 A HOH 218 4 HOH HOH 218 A HOH 219 4 HOH HOH 219 A HOH 220 4 HOH HOH 220 A HOH 221 4 HOH HOH 221 A HOH 222 4 HOH HOH 222 A HOH 223 4 HOH HOH 223 A HOH 224 4 HOH HOH 224 A HOH 225 4 HOH HOH 225 A HOH 226 4 HOH HOH 226 A HOH 227 4 HOH HOH 227 A HOH 228 4 HOH HOH 228 A HOH 229 4 HOH HOH 229 A HOH 230 4 HOH HOH 230 A HOH 231 4 HOH HOH 231 A HOH 232 4 HOH HOH 232 A HOH 233 4 HOH HOH 233 A HOH 234 4 HOH HOH 234 A HOH 235 4 HOH HOH 235 A HOH 236 4 HOH HOH 236 A HOH 237 4 HOH HOH 237 A HOH 238 4 HOH HOH 238 A HOH 239 4 HOH HOH 239 A HOH 240 4 HOH HOH 240 A HOH 241 4 HOH HOH 241 A HOH 242 4 HOH HOH 242 A HOH 243 4 HOH HOH 243 A HOH 244 4 HOH HOH 244 A HOH 245 4 HOH HOH 245 A HOH 246 4 HOH HOH 246 A HOH 247 4 HOH HOH 247 A HOH 248 4 HOH HOH 248 A HOH 249 4 HOH HOH 249 A HOH 250 4 HOH HOH 250 A HOH 251 4 HOH HOH 251 A HOH 252 4 HOH HOH 252 A HOH 253 4 HOH HOH 253 A HOH 254 4 HOH HOH 254 A HOH 255 4 HOH HOH 255 A HOH 256 4 HOH HOH 256 A HOH 257 4 HOH HOH 257 A HOH 258 4 HOH HOH 258 A HOH 259 4 HOH HOH 259 A HOH 260 4 HOH HOH 260 A HOH 261 4 HOH HOH 261 A HOH 262 4 HOH HOH 262 A HOH 263 4 HOH HOH 263 A HOH 264 4 HOH HOH 264 A HOH 265 4 HOH HOH 265 A HOH 266 4 HOH HOH 266 A HOH 267 4 HOH HOH 267 A HOH 268 4 HOH HOH 268 A HOH 269 4 HOH HOH 269 A HOH 270 4 HOH HOH 270 A HOH 271 4 HOH HOH 271 A HOH 272 4 HOH HOH 272 A HOH 273 4 HOH HOH 273 A HOH 274 4 HOH HOH 274 A HOH 275 4 HOH HOH 275 A HOH 276 4 HOH HOH 276 A HOH 277 4 HOH HOH 277 A HOH 278 4 HOH HOH 278 A HOH 279 4 HOH HOH 279 A HOH 280 4 HOH HOH 280 A HOH 281 4 HOH HOH 281 A HOH 282 4 HOH HOH 282 A HOH 283 4 HOH HOH 283 A HOH 284 4 HOH HOH 284 A HOH 285 4 HOH HOH 285 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 TYR 52 n 52 TYR 52 A MET 53 n 53 MET 53 A GLN 54 n 54 GLN 54 A ALA 55 n 55 ALA 55 A MET 56 n 56 MET 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 TYR 73 n 73 TYR 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 ASP 99 n 99 ASP 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 MET 120 n 120 MET 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 700 B CA CA 1_555 A GLY 30 A O GLY 30 1_555 91.1 A TYR 28 A O TYR 28 1_555 A CA 700 B CA CA 1_555 A GLY 32 A O GLY 32 1_555 98.2 A GLY 30 A O GLY 30 1_555 A CA 700 B CA CA 1_555 A GLY 32 A O GLY 32 1_555 76.5 A TYR 28 A O TYR 28 1_555 A CA 700 B CA CA 1_555 A ASP 49 A OD2 ASP 49 1_555 98.8 A GLY 30 A O GLY 30 1_555 A CA 700 B CA CA 1_555 A ASP 49 A OD2 ASP 49 1_555 159.6 A GLY 32 A O GLY 32 1_555 A CA 700 B CA CA 1_555 A ASP 49 A OD2 ASP 49 1_555 84.5 A TYR 28 A O TYR 28 1_555 A CA 700 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 107.6 A GLY 30 A O GLY 30 1_555 A CA 700 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 141.2 A GLY 32 A O GLY 32 1_555 A CA 700 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 131.1 A ASP 49 A OD2 ASP 49 1_555 A CA 700 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 51.6 A TYR 28 A O TYR 28 1_555 A CA 700 B CA CA 1_555 A HOH 202 D O HOH 1_555 82.7 A GLY 30 A O GLY 30 1_555 A CA 700 B CA CA 1_555 A HOH 202 D O HOH 1_555 72.2 A GLY 32 A O GLY 32 1_555 A CA 700 B CA CA 1_555 A HOH 202 D O HOH 1_555 148.7 A ASP 49 A OD2 ASP 49 1_555 A CA 700 B CA CA 1_555 A HOH 202 D O HOH 1_555 126.5 A ASP 49 A OD1 ASP 49 1_555 A CA 700 B CA CA 1_555 A HOH 202 D O HOH 1_555 76.8 A TYR 28 A O TYR 28 1_555 A CA 700 B CA CA 1_555 A HOH 203 D O HOH 1_555 169.8 A GLY 30 A O GLY 30 1_555 A CA 700 B CA CA 1_555 A HOH 203 D O HOH 1_555 80.7 A GLY 32 A O GLY 32 1_555 A CA 700 B CA CA 1_555 A HOH 203 D O HOH 1_555 74.1 A ASP 49 A OD2 ASP 49 1_555 A CA 700 B CA CA 1_555 A HOH 203 D O HOH 1_555 87.3 A ASP 49 A OD1 ASP 49 1_555 A CA 700 B CA CA 1_555 A HOH 203 D O HOH 1_555 82.5 A HOH 202 D O HOH 1_555 A CA 700 B CA CA 1_555 A HOH 203 D O HOH 1_555 100.3 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 N SER 76 A N SER 76 A O THR 83 A O THR 83 1 A C4 MPD 600 PLANAR 1 A MET 120 -56.00 -5.23 30.4 3.28 3.90 0 3.28 0 -6.55 0.232 0.008 0.193 1.85 19.9 896 11084 10532 8.1 95 random 1 restrained THROUGHOUT 0.0 0.0 MOLECULAR REPLACEMENT ENG & HUBER flat model 64.818 0.401306 0.24 0.20 5.00 0.18 0.18 1.85 19.9 93 1048 1 0 954 0.005 1.2 22.2 0.70 1.21 1.50 2.01 2.00 2.07 2.00 3.12 2.50 0.284 0.023 0.266 1.97 148 1539 6 8.8 89.3 22.4 1.85 19.9 1O3W 11084 10532 0.0 0.0 1 6.6 95.0 0.389 1.85 1.92 1110 98.3 data reduction DENZO refinement CNS 1.1 data scaling SCALEPACK Structure of the inhibitor free triple mutant (K53,56,120M) of phospholipase A2 1 N N 2 N N 3 N N 4 N N A ALA 1 A ALA 1 HELX_P A ILE 13 A ILE 13 1 1 13 A GLU 17 A GLU 17 HELX_P A PHE 22 A PHE 22 1 2 6 A ASP 39 A ASP 39 HELX_P A MET 56 A MET 56 1 3 18 A ASN 89 A ASN 89 HELX_P A VAL 109 A VAL 109 1 4 21 A ASN 112 A ASN 112 HELX_P A LYS 116 A LYS 116 5 5 5 A ASP 119 A ASP 119 HELX_P A CYS 123 A CYS 123 5 6 5 disulf 2.031 A CYS 11 A SG CYS 11 1_555 A CYS 77 A SG CYS 77 1_555 disulf 2.032 A CYS 27 A SG CYS 27 1_555 A CYS 123 A SG CYS 123 1_555 disulf 2.029 A CYS 29 A SG CYS 29 1_555 A CYS 45 A SG CYS 45 1_555 disulf 2.034 A CYS 44 A SG CYS 44 1_555 A CYS 105 A SG CYS 105 1_555 disulf 2.026 A CYS 51 A SG CYS 51 1_555 A CYS 98 A SG CYS 98 1_555 disulf 2.030 A CYS 61 A SG CYS 61 1_555 A CYS 91 A SG CYS 91 1_555 disulf 2.034 A CYS 84 A SG CYS 84 1_555 A CYS 96 A SG CYS 96 1_555 metalc 2.214 A TYR 28 A O TYR 28 1_555 A CA 700 B CA CA 1_555 metalc 2.369 A GLY 30 A O GLY 30 1_555 A CA 700 B CA CA 1_555 metalc 2.473 A GLY 32 A O GLY 32 1_555 A CA 700 B CA CA 1_555 metalc 2.410 A ASP 49 A OD2 ASP 49 1_555 A CA 700 B CA CA 1_555 metalc 2.614 A ASP 49 A OD1 ASP 49 1_555 A CA 700 B CA CA 1_555 metalc 2.422 A HOH 202 D O HOH 1_555 A CA 700 B CA CA 1_555 metalc 2.279 A HOH 203 D O HOH 1_555 A CA 700 B CA CA 1_555 HYDROLASE Alpha Helix, Beta Sheet, Triple mutant, Calcium ion, HYDROLASE PA21B_BOVIN UNP 1 23 P00593 ALWQFNGMIKCKIPSSEPLLDFNNYGCYCGLGGSGTPVDDLDRCCQTHDNCYKQAKKLDSCKVLVDNPYTNNYSYSCSNN EITCSSENNACEAFICNCDRNAAICFSKVPYNKEHKNLDKKNC 23 145 1O3W 1 123 P00593 A 1 1 123 1 LYS engineered mutation MET 53 1O3W A P00593 UNP 75 53 1 LYS engineered mutation MET 56 1O3W A P00593 UNP 78 56 1 LYS engineered mutation MET 120 1O3W A P00593 UNP 142 120 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 700 A CA 700 Software 6 BINDING SITE FOR RESIDUE MPD A 600 A MPD 600 Software 5 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 202 D HOH 6 1_555 A HOH 203 D HOH 6 1_555 A PHE 22 A PHE 22 5 1_555 A ASN 23 A ASN 23 5 1_555 A GLY 30 A GLY 30 5 1_555 A TYR 69 A TYR 69 5 1_555 A HOH 202 D HOH 5 1_555 152 P 31 2 1