0.020812 0.000000 0.000000 0.000000 0.020812 0.000000 0.000000 0.000000 0.015873 0.00000 0.00000 0.00000 CIS PROLINE - PRO 117 Libson, A. Gittis, A. Lattman, E.E. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.00 90.00 90.00 48.050 48.050 63.000 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 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 C10 H16 N2 O11 P2 402.188 THYMIDINE-3',5'-DIPHOSPHATE DNA 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 S C N 77 N C N 78 N O N 79 N C N 80 N C N 81 N C N 82 N O N 83 N N N 84 N O N 85 N H N 86 N H N 87 N H N 88 N H N 89 N H N 90 N H N 91 N H N 92 N H N 93 N H N 94 N H N 95 N N N 96 S C N 97 N C N 98 N O N 99 N C N 100 N C N 101 N C N 102 N O N 103 N O N 104 N O N 105 N H N 106 N H N 107 N H N 108 N H N 109 N H N 110 N H N 111 N H N 112 N H N 113 N H N 114 N N N 115 N C N 116 N C 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 N N 125 S C N 126 N C N 127 N O N 128 N C Y 129 N C Y 130 N N Y 131 N C Y 132 N C Y 133 N N N 134 N O N 135 N H N 136 N H N 137 N H N 138 N H N 139 N H N 140 N H N 141 N H N 142 N H N 143 N H N 144 N H N 145 N O N 146 N H N 147 N H N 148 N N N 149 S C N 150 N C N 151 N O N 152 S C N 153 N C N 154 N C N 155 N C N 156 N O N 157 N H N 158 N H N 159 N H N 160 N H N 161 N H N 162 N H N 163 N H N 164 N H N 165 N H N 166 N H N 167 N H N 168 N H N 169 N H N 170 N N N 171 S C N 172 N C N 173 N O N 174 N C N 175 N C N 176 N C N 177 N C N 178 N O N 179 N H N 180 N H N 181 N H N 182 N H N 183 N H N 184 N H N 185 N H N 186 N H N 187 N H N 188 N H N 189 N H N 190 N H N 191 N H N 192 N N N 193 S C N 194 N C N 195 N O N 196 N C N 197 N C N 198 N C N 199 N C N 200 N N N 201 N O N 202 N H N 203 N H N 204 N H N 205 N H N 206 N H N 207 N H N 208 N H N 209 N H N 210 N H N 211 N H N 212 N H N 213 N H N 214 N H N 215 N H N 216 N H N 217 N N N 218 S C N 219 N C N 220 N O N 221 N C N 222 N C N 223 N S N 224 N C N 225 N O N 226 N H N 227 N H N 228 N H N 229 N H N 230 N H N 231 N H N 232 N H N 233 N H N 234 N H N 235 N H N 236 N H N 237 N N N 238 S C N 239 N C N 240 N O N 241 N C Y 242 N C Y 243 N C Y 244 N C Y 245 N C Y 246 N C Y 247 N C N 248 N O N 249 N H N 250 N H N 251 N H N 252 N H N 253 N H N 254 N H N 255 N H N 256 N H N 257 N H N 258 N H N 259 N H N 260 N N N 261 S C N 262 N C N 263 N O N 264 N C N 265 N C N 266 N C N 267 N O 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 H N 275 N H N 276 N H N 277 N N N 278 S C N 279 N C N 280 N O N 281 N C N 282 N O N 283 N O 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 P N 292 N O N 293 N O N 294 N O N 295 N P N 296 N O N 297 N O N 298 N O N 299 N O N 300 N C N 301 R C N 302 N O N 303 S C N 304 N O N 305 N C N 306 R C N 307 N N N 308 N C N 309 N O N 310 N N N 311 N C N 312 N O N 313 N C N 314 N C N 315 N C 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 H N 323 N H N 324 N H N 325 N H N 326 N H N 327 N H N 328 N H N 329 N H N 330 N H N 331 N H N 332 N N N 333 S C N 334 N C N 335 N O N 336 R C N 337 N O N 338 N C N 339 N O 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 N Y 358 N C Y 359 N C Y 360 N C Y 361 N C Y 362 N C N 363 N O 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 H N 374 N H N 375 N H N 376 N N N 377 S C N 378 N C N 379 N O N 380 N C Y 381 N C Y 382 N C Y 383 N C Y 384 N C Y 385 N C Y 386 N C N 387 N O N 388 N O 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 H N 396 N H N 397 N H N 398 N H N 399 N H N 400 N N N 401 S C N 402 N C N 403 N O N 404 N C N 405 N C N 406 N C N 407 N O 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 414 N H N 415 N H N 416 N H N 417 N H N 418 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 doub N 85 N sing N 86 N sing N 87 N sing N 88 N sing N 89 N sing N 90 N sing N 91 N sing N 92 N sing N 93 N sing N 94 N sing N 95 N doub N 96 N sing N 97 N sing N 98 N sing N 99 N sing N 100 N sing N 101 N sing N 102 N sing N 103 N doub N 104 N sing N 105 N sing N 106 N sing N 107 N sing N 108 N sing N 109 N sing N 110 N sing N 111 N sing N 112 N sing N 113 N doub N 114 N sing N 115 N sing N 116 N sing N 117 N sing N 118 N sing N 119 N sing N 120 N sing N 121 N sing N 122 N doub N 123 N sing N 124 N sing N 125 N sing N 126 N sing Y 127 N sing Y 128 N doub Y 129 N doub N 130 N sing Y 131 N sing N 132 N sing Y 133 N sing N 134 N sing N 135 N sing N 136 N sing N 137 N sing N 138 N sing N 139 N sing N 140 N sing N 141 N sing N 142 N sing N 143 N sing N 144 N sing N 145 N doub N 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 sing 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 doub 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 sing 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 doub 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 sing 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 doub 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 sing N 225 N sing N 226 N sing N 227 N sing N 228 N sing N 229 N sing N 230 N doub N 231 N sing N 232 N sing N 233 N sing N 234 N sing Y 235 N doub Y 236 N sing Y 237 N sing N 238 N sing Y 239 N doub N 240 N sing Y 241 N doub N 242 N sing Y 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 doub 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 sing N 265 N sing N 266 N sing N 267 N sing N 268 N sing N 269 N sing N 270 N doub 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 doub 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 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 sing N 305 N sing N 306 N sing N 307 N doub N 308 N sing N 309 N sing N 310 N sing N 311 N doub N 312 N sing N 313 N sing N 314 N doub N 315 N sing N 316 N sing N 317 N sing 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 doub 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 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 sing N 341 N doub N 342 N sing N 343 N sing N 344 N sing N 345 N sing Y 346 N doub Y 347 N sing Y 348 N sing N 349 N sing Y 350 N doub Y 351 N sing Y 352 N sing N 353 N sing Y 354 N sing Y 355 N doub N 356 N sing Y 357 N doub N 358 N sing Y 359 N sing N 360 N sing N 361 N sing N 362 N sing N 363 N sing N 364 N sing N 365 N sing N 366 N sing N 367 N sing N 368 N sing N 369 N doub N 370 N sing N 371 N sing N 372 N sing N 373 N sing Y 374 N doub Y 375 N sing Y 376 N sing N 377 N sing Y 378 N doub N 379 N sing Y 380 N doub N 381 N sing Y 382 N sing N 383 N sing N 384 N sing N 385 N sing 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 doub N 394 N sing N 395 N sing N 396 N sing N 397 N sing N 398 N sing N 399 N sing N 400 N sing N 401 N sing N 402 N sing N 403 N sing N 404 N sing US Biochemistry BICHAW 0033 0006-2960 33 8007 8016 10.1021/bi00192a004 8025105 Crystal structures of the binary Ca2+ and pdTp complexes and the ternary complex of the Asp21-->Glu mutant of staphylococcal nuclease. Implications for catalysis and ligand binding. 1994 10.2210/pdb1enc/pdb pdb_00001enc 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 1 x-ray 1 1.0 16857.355 STAPHYLOCOCCAL NUCLEASE 3.1.31.1 1 man polymer 40.078 CALCIUM ION 1 syn non-polymer 402.188 THYMIDINE-3',5'-DIPHOSPHATE 1 syn non-polymer 18.015 water 41 nat water no no ATSTKKLHKEPATLIKAIDGETVKLMYKGQPMTFRLLLVDTPETKHPKKGVEKYGPEASAFTKKMVENAKKIEVEFDKGQ RTDKYGRGLAYIYADGKMVNEALVRQGLAKVAYVYKPNNTHEQHLRKSEAQAKKEKLNIWSEDNADSGQ ATSTKKLHKEPATLIKAIDGETVKLMYKGQPMTFRLLLVDTPETKHPKKGVEKYGPEASAFTKKMVENAKKIEVEFDKGQ RTDKYGRGLAYIYADGKMVNEALVRQGLAKVAYVYKPNNTHEQHLRKSEAQAKKEKLNIWSEDNADSGQ 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 n n 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 sample 1280 Staphylococcus aureus 2.16 42.96 pdbx_database_status struct_conf struct_conf_type software software chem_comp_atom chem_comp_bond database_2 pdbx_struct_conn_angle struct_conn struct_ref_seq_dif struct_site repository Initial release Version format compliance Version format compliance Derived calculations Other Data collection Refinement description Data collection Refinement description Data collection Database references Derived calculations 1 0 1994-05-31 1 1 2008-03-03 1 2 2011-07-13 1 3 2017-11-29 1 4 2019-07-17 1 5 2019-08-14 1 6 2024-02-07 _pdbx_database_status.process_site _software.classification _software.classification _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 Y BNL 1994-02-14 REL CA CALCIUM ION THP THYMIDINE-3',5'-DIPHOSPHATE HOH water ASP 21 IS LIGAND OF ACTIVE SITE CA2+ IN THE WILD TYPE STRUCTURE. THE D21E MUTANT STILL BINDS CA2+, BUT MOVES THE METAL ION 1.5 ANGSTROMS OUT OF THE ACTIVE SITE POCKET. THIS MOVEMENT CAUSES GLU 43 TO BECOME AN INNER SPHERE LIGAND OF CA2+ AND PERTURBS THE NORMAL WATER COORDINATION FOUND ABOUT CA2+ IN THE WILD TYPE STRUCTURE. CA 143 2 CA CA 150 A PTP 142 3 THP THP 151 A HOH 144 4 HOH HOH 152 A HOH 145 4 HOH HOH 153 A HOH 146 4 HOH HOH 154 A HOH 147 4 HOH HOH 155 A HOH 148 4 HOH HOH 156 A HOH 149 4 HOH HOH 157 A HOH 150 4 HOH HOH 158 A HOH 151 4 HOH HOH 159 A HOH 152 4 HOH HOH 160 A HOH 153 4 HOH HOH 161 A HOH 154 4 HOH HOH 162 A HOH 155 4 HOH HOH 163 A HOH 156 4 HOH HOH 164 A HOH 157 4 HOH HOH 165 A HOH 158 4 HOH HOH 166 A HOH 159 4 HOH HOH 167 A HOH 160 4 HOH HOH 168 A HOH 161 4 HOH HOH 169 A HOH 162 4 HOH HOH 170 A HOH 163 4 HOH HOH 171 A HOH 164 4 HOH HOH 172 A HOH 165 4 HOH HOH 173 A HOH 166 4 HOH HOH 174 A HOH 167 4 HOH HOH 175 A HOH 168 4 HOH HOH 176 A HOH 169 4 HOH HOH 177 A HOH 170 4 HOH HOH 178 A HOH 171 4 HOH HOH 179 A HOH 172 4 HOH HOH 180 A HOH 173 4 HOH HOH 181 A HOH 174 4 HOH HOH 182 A HOH 175 4 HOH HOH 183 A HOH 176 4 HOH HOH 184 A HOH 177 4 HOH HOH 185 A HOH 178 4 HOH HOH 186 A HOH 179 4 HOH HOH 187 A HOH 180 4 HOH HOH 188 A HOH 181 4 HOH HOH 189 A HOH 182 4 HOH HOH 190 A HOH 183 4 HOH HOH 191 A HOH 184 4 HOH HOH 192 A n 1 1 A n 2 2 A n 3 3 A n 4 4 A n 5 5 A n 6 6 A LEU 7 n 7 LEU 7 A HIS 8 n 8 HIS 8 A LYS 9 n 9 LYS 9 A GLU 10 n 10 GLU 10 A PRO 11 n 11 PRO 11 A ALA 12 n 12 ALA 12 A THR 13 n 13 THR 13 A LEU 14 n 14 LEU 14 A ILE 15 n 15 ILE 15 A LYS 16 n 16 LYS 16 A ALA 17 n 17 ALA 17 A ILE 18 n 18 ILE 18 A ASP 19 n 19 ASP 19 A GLY 20 n 20 GLY 20 A GLU 21 n 21 GLU 21 A THR 22 n 22 THR 22 A VAL 23 n 23 VAL 23 A LYS 24 n 24 LYS 24 A LEU 25 n 25 LEU 25 A MET 26 n 26 MET 26 A TYR 27 n 27 TYR 27 A LYS 28 n 28 LYS 28 A GLY 29 n 29 GLY 29 A GLN 30 n 30 GLN 30 A PRO 31 n 31 PRO 31 A MET 32 n 32 MET 32 A THR 33 n 33 THR 33 A PHE 34 n 34 PHE 34 A ARG 35 n 35 ARG 35 A LEU 36 n 36 LEU 36 A LEU 37 n 37 LEU 37 A LEU 38 n 38 LEU 38 A VAL 39 n 39 VAL 39 A ASP 40 n 40 ASP 40 A THR 41 n 41 THR 41 A PRO 42 n 42 PRO 42 A GLU 43 n 43 GLU 43 A THR 44 n 44 THR 44 A LYS 45 n 45 LYS 45 A HIS 46 n 46 HIS 46 A PRO 47 n 47 PRO 47 A LYS 48 n 48 LYS 48 A LYS 49 n 49 LYS 49 A GLY 50 n 50 GLY 50 A VAL 51 n 51 VAL 51 A GLU 52 n 52 GLU 52 A LYS 53 n 53 LYS 53 A TYR 54 n 54 TYR 54 A GLY 55 n 55 GLY 55 A PRO 56 n 56 PRO 56 A GLU 57 n 57 GLU 57 A ALA 58 n 58 ALA 58 A SER 59 n 59 SER 59 A ALA 60 n 60 ALA 60 A PHE 61 n 61 PHE 61 A THR 62 n 62 THR 62 A LYS 63 n 63 LYS 63 A LYS 64 n 64 LYS 64 A MET 65 n 65 MET 65 A VAL 66 n 66 VAL 66 A GLU 67 n 67 GLU 67 A ASN 68 n 68 ASN 68 A ALA 69 n 69 ALA 69 A LYS 70 n 70 LYS 70 A LYS 71 n 71 LYS 71 A ILE 72 n 72 ILE 72 A GLU 73 n 73 GLU 73 A VAL 74 n 74 VAL 74 A GLU 75 n 75 GLU 75 A PHE 76 n 76 PHE 76 A ASP 77 n 77 ASP 77 A LYS 78 n 78 LYS 78 A GLY 79 n 79 GLY 79 A GLN 80 n 80 GLN 80 A ARG 81 n 81 ARG 81 A THR 82 n 82 THR 82 A ASP 83 n 83 ASP 83 A LYS 84 n 84 LYS 84 A TYR 85 n 85 TYR 85 A GLY 86 n 86 GLY 86 A ARG 87 n 87 ARG 87 A GLY 88 n 88 GLY 88 A LEU 89 n 89 LEU 89 A ALA 90 n 90 ALA 90 A TYR 91 n 91 TYR 91 A ILE 92 n 92 ILE 92 A TYR 93 n 93 TYR 93 A ALA 94 n 94 ALA 94 A ASP 95 n 95 ASP 95 A GLY 96 n 96 GLY 96 A LYS 97 n 97 LYS 97 A MET 98 n 98 MET 98 A VAL 99 n 99 VAL 99 A ASN 100 n 100 ASN 100 A GLU 101 n 101 GLU 101 A ALA 102 n 102 ALA 102 A LEU 103 n 103 LEU 103 A VAL 104 n 104 VAL 104 A ARG 105 n 105 ARG 105 A GLN 106 n 106 GLN 106 A GLY 107 n 107 GLY 107 A LEU 108 n 108 LEU 108 A ALA 109 n 109 ALA 109 A LYS 110 n 110 LYS 110 A VAL 111 n 111 VAL 111 A ALA 112 n 112 ALA 112 A TYR 113 n 113 TYR 113 A VAL 114 n 114 VAL 114 A TYR 115 n 115 TYR 115 A LYS 116 n 116 LYS 116 A PRO 117 n 117 PRO 117 A ASN 118 n 118 ASN 118 A ASN 119 n 119 ASN 119 A THR 120 n 120 THR 120 A HIS 121 n 121 HIS 121 A GLU 122 n 122 GLU 122 A GLN 123 n 123 GLN 123 A HIS 124 n 124 HIS 124 A LEU 125 n 125 LEU 125 A ARG 126 n 126 ARG 126 A LYS 127 n 127 LYS 127 A SER 128 n 128 SER 128 A GLU 129 n 129 GLU 129 A ALA 130 n 130 ALA 130 A GLN 131 n 131 GLN 131 A ALA 132 n 132 ALA 132 A LYS 133 n 133 LYS 133 A LYS 134 n 134 LYS 134 A GLU 135 n 135 GLU 135 A LYS 136 n 136 LYS 136 A LEU 137 n 137 LEU 137 A ASN 138 n 138 ASN 138 A ILE 139 n 139 ILE 139 A TRP 140 n 140 TRP 140 A SER 141 n 141 SER 141 A n 142 142 A n 143 143 A n 144 144 A n 145 145 A n 146 146 A n 147 147 A n 148 148 A n 149 149 A author_defined_assembly 1 monomeric A GLU 21 A OE1 GLU 21 1_555 A CA 150 B CA CA 1_555 A GLU 21 A OE2 GLU 21 1_555 46.8 A GLU 21 A OE1 GLU 21 1_555 A CA 150 B CA CA 1_555 A ASP 40 A OD1 ASP 40 1_555 84.8 A GLU 21 A OE2 GLU 21 1_555 A CA 150 B CA CA 1_555 A ASP 40 A OD1 ASP 40 1_555 129.7 A GLU 21 A OE1 GLU 21 1_555 A CA 150 B CA CA 1_555 A THR 41 A O THR 41 1_555 76.1 A GLU 21 A OE2 GLU 21 1_555 A CA 150 B CA CA 1_555 A THR 41 A O THR 41 1_555 99.9 A ASP 40 A OD1 ASP 40 1_555 A CA 150 B CA CA 1_555 A THR 41 A O THR 41 1_555 75.9 A GLU 21 A OE1 GLU 21 1_555 A CA 150 B CA CA 1_555 A GLU 43 A OE2 GLU 43 1_555 97.3 A GLU 21 A OE2 GLU 21 1_555 A CA 150 B CA CA 1_555 A GLU 43 A OE2 GLU 43 1_555 78.8 A ASP 40 A OD1 ASP 40 1_555 A CA 150 B CA CA 1_555 A GLU 43 A OE2 GLU 43 1_555 128.2 A THR 41 A O THR 41 1_555 A CA 150 B CA CA 1_555 A GLU 43 A OE2 GLU 43 1_555 55.0 A GLU 21 A OE1 GLU 21 1_555 A CA 150 B CA CA 1_555 A GLU 43 A OE1 GLU 43 1_555 102.8 A GLU 21 A OE2 GLU 21 1_555 A CA 150 B CA CA 1_555 A GLU 43 A OE1 GLU 43 1_555 61.9 A ASP 40 A OD1 ASP 40 1_555 A CA 150 B CA CA 1_555 A GLU 43 A OE1 GLU 43 1_555 164.4 A THR 41 A O THR 41 1_555 A CA 150 B CA CA 1_555 A GLU 43 A OE1 GLU 43 1_555 92.6 A GLU 43 A OE2 GLU 43 1_555 A CA 150 B CA CA 1_555 A GLU 43 A OE1 GLU 43 1_555 38.1 A GLU 21 A OE1 GLU 21 1_555 A CA 150 B CA CA 1_555 A THP 151 C O4P THP 1_555 93.0 A GLU 21 A OE2 GLU 21 1_555 A CA 150 B CA CA 1_555 A THP 151 C O4P THP 1_555 73.1 A ASP 40 A OD1 ASP 40 1_555 A CA 150 B CA CA 1_555 A THP 151 C O4P THP 1_555 101.9 A THR 41 A O THR 41 1_555 A CA 150 B CA CA 1_555 A THP 151 C O4P THP 1_555 169.0 A GLU 43 A OE2 GLU 43 1_555 A CA 150 B CA CA 1_555 A THP 151 C O4P THP 1_555 129.5 A GLU 43 A OE1 GLU 43 1_555 A CA 150 B CA CA 1_555 A THP 151 C O4P THP 1_555 91.4 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 GLU 10 A N GLU 10 A O VAL 74 A O VAL 74 A N GLU 73 A N GLU 73 A O TYR 93 A O TYR 93 A N ILE 18 A N ILE 18 A O THR 22 A O THR 22 A N VAL 23 A N VAL 23 A O PHE 34 A O PHE 34 1 A ALA 1 A ALA 1 1 Y 1 A THR 2 A THR 2 1 Y 1 A SER 3 A SER 3 1 Y 1 A THR 4 A THR 4 1 Y 1 A LYS 5 A LYS 5 1 Y 1 A LYS 6 A LYS 6 1 Y 1 A GLU 142 A GLU 142 1 Y 1 A ASP 143 A ASP 143 1 Y 1 A ASN 144 A ASN 144 1 Y 1 A ALA 145 A ALA 145 1 Y 1 A ASP 146 A ASP 146 1 Y 1 A SER 147 A SER 147 1 Y 1 A GLY 148 A GLY 148 1 Y 1 A GLN 149 A GLN 149 1 Y 1 7.64 0.90 118.30 125.94 A A A CB CG OD1 ASP ASP ASP 40 40 40 N 1 -8.58 1.40 123.60 115.02 A A A CD NE CZ ARG ARG ARG 81 81 81 N 1 -5.49 0.50 120.30 114.81 A A A NE CZ NH2 ARG ARG ARG 81 81 81 N 1 10.34 1.40 123.60 133.94 A A A CD NE CZ ARG ARG ARG 126 126 126 N 1 7.36 0.50 120.30 127.66 A A A NE CZ NH1 ARG ARG ARG 126 126 126 N 1 A HIS 46 176.88 134.12 1 A TYR 54 81.34 -11.29 1 A ASN 119 -144.26 24.68 1 A ASN 138 36.26 -105.50 0.1740000 0.1740000 1.95 1 1.95 41 1175 26 0 1108 0.011 3.1 model building X-PLOR refinement PROLSQ refinement X-PLOR phasing X-PLOR CRYSTAL STRUCTURES OF THE BINARY CA2+ AND PDTP COMPLEXES AND THE TERNARY COMPLEX OF THE ASP 21->GLU MUTANT OF STAPHYLOCOCCAL NUCLEASE. IMPLICATIONS FOR CATALYSIS AND LIGAND BINDING 1 N N 2 N N 3 N N 4 N N A TYR 54 A TYR 54 HELX_P A ASN 68 A ASN 68 1 H1 15 A MET 98 A MET 98 HELX_P A GLN 106 A GLN 106 1 H2 9 A HIS 121 A HIS 121 HELX_P A GLU 135 A GLU 135 1 H3 15 metalc 2.692 A GLU 21 A OE1 GLU 21 1_555 A CA 150 B CA CA 1_555 metalc 2.660 A GLU 21 A OE2 GLU 21 1_555 A CA 150 B CA CA 1_555 metalc 2.162 A ASP 40 A OD1 ASP 40 1_555 A CA 150 B CA CA 1_555 metalc 3.251 A THR 41 A O THR 41 1_555 A CA 150 B CA CA 1_555 metalc 1.912 A GLU 43 A OE2 GLU 43 1_555 A CA 150 B CA CA 1_555 metalc 3.375 A GLU 43 A OE1 GLU 43 1_555 A CA 150 B CA CA 1_555 metalc 2.726 A CA 150 B CA CA 1_555 A THP 151 C O4P THP 1_555 HYDROLASE(PHOSPHORIC DIESTER) HYDROLASE(PHOSPHORIC DIESTER) A LYS 116 A LYS 116 1 A PRO 117 A PRO 117 -0.51 NUC_STAAU UNP 1 1 P00644 MLVMTEYLLSAGICMAIVSILLIGMAISNVSKGQYAKRFFFFATSCLVLTLVVVSSLSSSANASQTDNGVNRSGSEDPTV YSATSTKKLHKEPATLIKAIDGDTVKLMYKGQPMTFRLLLVDTPETKHPKKGVEKYGPEASAFTKKMVENAKKIEVEFDK GQRTDKYGRGLAYIYADGKMVNEALVRQGLAKVAYVYKPNNTHEQHLRKSEAQAKKEKLNIWSEDNADSGQ 83 231 1ENC 1 149 P00644 A 1 1 149 1 ASP conflict GLU 21 1ENC A P00644 UNP 103 21 3 3 anti-parallel anti-parallel anti-parallel anti-parallel A LEU 7 A LEU 7 A GLU 10 A GLU 10 A LYS 71 A LYS 71 A GLU 75 A GLU 75 A TYR 91 A TYR 91 A ASP 95 A ASP 95 A THR 13 A THR 13 A ASP 19 A ASP 19 A GLU 21 A GLU 21 A TYR 27 A TYR 27 A GLY 29 A GLY 29 A ARG 35 A ARG 35 THE BINDING SITE FOR THE CALCIUM ION Author 4 THE ACTIVE SITE Author 3 BINDING SITE FOR RESIDUE CA A 150 A CA 150 Software 5 BINDING SITE FOR RESIDUE THP A 151 A THP 151 Software 15 A GLU 21 A GLU 21 4 1_555 A ASP 40 A ASP 40 4 1_555 A THR 41 A THR 41 4 1_555 A GLU 43 A GLU 43 4 1_555 A ARG 35 A ARG 35 3 1_555 A GLU 43 A GLU 43 3 1_555 A ARG 87 A ARG 87 3 1_555 A GLU 21 A GLU 21 5 1_555 A ASP 40 A ASP 40 5 1_555 A THR 41 A THR 41 5 1_555 A GLU 43 A GLU 43 5 1_555 A THP 151 C THP 5 1_555 A GLU 21 A GLU 21 15 1_555 A ARG 35 A ARG 35 15 1_555 A LYS 70 A LYS 70 15 3_655 A LYS 71 A LYS 71 15 3_655 A ASP 83 A ASP 83 15 1_555 A LYS 84 A LYS 84 15 1_555 A TYR 85 A TYR 85 15 1_555 A ARG 87 A ARG 87 15 1_555 A LEU 89 A LEU 89 15 1_555 A TYR 113 A TYR 113 15 1_555 A TYR 115 A TYR 115 15 1_555 A CA 150 B CA 15 1_555 A HOH 164 D HOH 15 1_555 A HOH 170 D HOH 15 1_555 A HOH 176 D HOH 15 1_555 76 P 41