0.016660 0.000000 0.000000 0.000000 0.015034 0.000000 0.000000 0.000000 0.014319 0.00000 0.00000 0.00000 Lawrence, M.C. Pilling, P.A. Epa, V.C. Berry, A.M. Ogunniyi, A.D. Paton, J.C. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.00 90.00 90.00 60.024 66.517 69.838 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 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 Zn 2 65.409 ZINC ION non-polymer 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 N N 75 R C N 76 N C N 77 N O N 78 N C N 79 N S N 80 N O N 81 N H 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 N N 89 S C N 90 N C N 91 N O N 92 N C N 93 N C N 94 N C N 95 N O N 96 N N N 97 N O N 98 N H 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 N N 109 S C N 110 N C N 111 N O N 112 N C N 113 N C N 114 N C N 115 N O N 116 N O N 117 N O N 118 N H 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 N N 128 N C N 129 N C N 130 N O N 131 N O N 132 N H N 133 N H N 134 N H N 135 N H N 136 N H N 137 N N N 138 S C N 139 N C N 140 N O N 141 N C Y 142 N C Y 143 N N Y 144 N C Y 145 N C Y 146 N N N 147 N O N 148 N H 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 O N 159 N H N 160 N H N 161 N N N 162 S C N 163 N C N 164 N O N 165 S C N 166 N C N 167 N C N 168 N C N 169 N O N 170 N H 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 N N 184 S C N 185 N C N 186 N O N 187 N C N 188 N C N 189 N C N 190 N C N 191 N O N 192 N H 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 N N 206 S C N 207 N C N 208 N O N 209 N C N 210 N C N 211 N C N 212 N C N 213 N N N 214 N O N 215 N H 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 N N 231 S C N 232 N C N 233 N O N 234 N C N 235 N C N 236 N S N 237 N C N 238 N O N 239 N H 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 N N 251 S C N 252 N C N 253 N O N 254 N C Y 255 N C Y 256 N C Y 257 N C Y 258 N C Y 259 N C Y 260 N C N 261 N O 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 N 278 N C N 279 N C N 280 N O N 281 N H 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 N N 291 S C N 292 N C N 293 N O N 294 N C N 295 N O N 296 N O N 297 N H 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 N N 305 S C N 306 N C N 307 N O N 308 R C N 309 N O N 310 N C N 311 N O N 312 N H 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 N N 322 S C N 323 N C N 324 N O N 325 N C Y 326 N C Y 327 N C Y 328 N C Y 329 N N Y 330 N C Y 331 N C Y 332 N C Y 333 N C Y 334 N C N 335 N O 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 H N 345 N H N 346 N H N 347 N H N 348 N N N 349 S C N 350 N C N 351 N O N 352 N C Y 353 N C Y 354 N C Y 355 N C Y 356 N C Y 357 N C Y 358 N C N 359 N O N 360 N O 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 H N 372 N N N 373 S C N 374 N C N 375 N O N 376 N C N 377 N C N 378 N C N 379 N O N 380 N H 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 ZN 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 UK Structure STRUE6 2005 0969-2126 6 1553 1561 10.1016/S0969-2126(98)00153-1 9862808 The crystal structure of pneumococcal surface antigen PsaA reveals a metal-binding site and a novel structure for a putative ABC-type binding protein. 1998 DK Acta Crystallogr.,Sect.D ABCRE6 0766 0907-4449 54 1464 1466 Expression, Purification and Preliminary X-Ray Crystallographic Analysis of PsaA, a Putative Metal-Transporter Protein of Streptococcus Pnuemoniae 1998 10.2210/pdb1psz/pdb pdb_00001psz 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 108 1 MIRRORS IMAGE PLATE 1997-06-15 RIGAKU RAXIS IV SINGLE WAVELENGTH M x-ray 1 1.5418 1.0 1.5418 ROTATING ANODE MACSCIENCE M18X THE EXPRESSED CONSTRUCT LACKS THE PRO-LIPOPROTEIN RECOGNITION SEQUENCE LXXC 34143.254 PROTEIN (SURFACE ANTIGEN PSAA) INCLUDES N-TERMINAL PURIFICATION TAG WRGSHHHHHHGSA 1 man polymer 65.409 ZINC ION 1 syn non-polymer 18.015 water 225 nat water no no WRGSHHHHHHGSACASGKKDTTSGQKLKVVATNSIIADITKNIAGDKIDLHSIVPIGQDPHEYEPLPEDVKKTSEADLIF YNGINLETGGNAWFTKLVENAKKTENKDYFAVSDGVDVIYLEGQNEKGKEDPHAWLNLENGIIFAKNIAKQLSAKDPNNK EFYEKNLKEYTDKLDKLDKESKDKFNKIPAEKKLIVTSEGAFKYFSKAYGVPSAYIWEINTEEEGTPEQIKTLVEKLRQT KVPSLFVESSVDDRPMKTVSQDTNIPIYAQIFTDSIAEQGKEGDSYYSMMKYNLDKIAEGLAK WRGSHHHHHHGSACASGKKDTTSGQKLKVVATNSIIADITKNIAGDKIDLHSIVPIGQDPHEYEPLPEDVKKTSEADLIF YNGINLETGGNAWFTKLVENAKKTENKDYFAVSDGVDVIYLEGQNEKGKEDPHAWLNLENGIIFAKNIAKQLSAKDPNNK EFYEKNLKEYTDKLDKLDKESKDKFNKIPAEKKLIVTSEGAFKYFSKAYGVPSAYIWEINTEEEGTPEQIKTLVEKLRQT KVPSLFVESSVDDRPMKTVSQDTNIPIYAQIFTDSIAEQGKEGDSYYSMMKYNLDKIAEGLAK 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 n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n Streptococcus D39 (SEROTYPE 2) Escherichia sample NCTC7466 EXTRACELLULAR 1313 Streptococcus pneumoniae CYTOPLASM 562 Escherichia coli SG12009 [PREP4] PQE30 QIAEXPRESS 1 2.05 40 7.5 CRYSTALS WERE GROWN BY MICRO OR MACROSEEDING IN HANGING DROPS. PROTEIN CONCENTRATION 18 MG/ML. PRECIPITANT 3.0 M K2HPO4/NAH2PO4 (PH 7.5) 0.1 M MES ( PH 6.5) 0.1 M GUHCL AT 18 DEGREES. diffrn_source chem_comp_atom chem_comp_bond database_2 pdbx_struct_conn_angle struct_conn struct_site repository Initial release Version format compliance Version format compliance Data collection Data collection Database references Derived calculations 1 0 2000-04-19 1 1 2007-10-16 1 2 2011-07-13 1 3 2018-04-04 1 4 2023-12-27 _diffrn_source.type _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_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_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_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id BNL Y RCSB 1998-10-13 REL REL ZN ZINC ION HOH water THE DATABASE ENTRY HAS RESIDUES 1 TO 309 THE CRYSTALLIZED PROTEIN HAS RESIDUES 20 TO 309 PRECEDED BY A 13 RESIDUE PURIFICATION TAG COORDINATES ARE PROVIDED FOR RESIDUES 24 TO 309 ZN 1000 2 ZN ZN 1000 A HOH 401 3 HOH HOH 401 A HOH 402 3 HOH HOH 402 A HOH 403 3 HOH HOH 403 A HOH 404 3 HOH HOH 404 A HOH 405 3 HOH HOH 405 A HOH 406 3 HOH HOH 406 A HOH 407 3 HOH HOH 407 A HOH 408 3 HOH HOH 408 A HOH 409 3 HOH HOH 409 A HOH 410 3 HOH HOH 410 A HOH 411 3 HOH HOH 411 A HOH 412 3 HOH HOH 412 A HOH 413 3 HOH HOH 413 A HOH 414 3 HOH HOH 414 A HOH 415 3 HOH HOH 415 A HOH 416 3 HOH HOH 416 A HOH 417 3 HOH HOH 417 A HOH 418 3 HOH HOH 418 A HOH 419 3 HOH HOH 419 A HOH 420 3 HOH HOH 420 A HOH 421 3 HOH HOH 421 A HOH 422 3 HOH HOH 422 A HOH 423 3 HOH HOH 423 A HOH 424 3 HOH HOH 424 A HOH 425 3 HOH HOH 425 A HOH 426 3 HOH HOH 426 A HOH 427 3 HOH HOH 427 A HOH 428 3 HOH HOH 428 A HOH 429 3 HOH HOH 429 A HOH 430 3 HOH HOH 430 A HOH 431 3 HOH HOH 431 A HOH 432 3 HOH HOH 432 A HOH 433 3 HOH HOH 433 A HOH 434 3 HOH HOH 434 A HOH 435 3 HOH HOH 435 A HOH 436 3 HOH HOH 436 A HOH 437 3 HOH HOH 437 A HOH 438 3 HOH HOH 438 A HOH 439 3 HOH HOH 439 A HOH 440 3 HOH HOH 440 A HOH 441 3 HOH HOH 441 A HOH 442 3 HOH HOH 442 A HOH 443 3 HOH HOH 443 A HOH 444 3 HOH HOH 444 A HOH 445 3 HOH HOH 445 A HOH 446 3 HOH HOH 446 A HOH 447 3 HOH HOH 447 A HOH 448 3 HOH HOH 448 A HOH 449 3 HOH HOH 449 A HOH 450 3 HOH HOH 450 A HOH 451 3 HOH HOH 451 A HOH 452 3 HOH HOH 452 A HOH 453 3 HOH HOH 453 A HOH 454 3 HOH HOH 454 A HOH 455 3 HOH HOH 455 A HOH 456 3 HOH HOH 456 A HOH 457 3 HOH HOH 457 A HOH 458 3 HOH HOH 458 A HOH 459 3 HOH HOH 459 A HOH 460 3 HOH HOH 460 A HOH 461 3 HOH HOH 461 A HOH 462 3 HOH HOH 462 A HOH 463 3 HOH HOH 463 A HOH 464 3 HOH HOH 464 A HOH 465 3 HOH HOH 465 A HOH 466 3 HOH HOH 466 A HOH 467 3 HOH HOH 467 A HOH 468 3 HOH HOH 468 A HOH 469 3 HOH HOH 469 A HOH 470 3 HOH HOH 470 A HOH 471 3 HOH HOH 471 A HOH 472 3 HOH HOH 472 A HOH 473 3 HOH HOH 473 A HOH 474 3 HOH HOH 474 A HOH 475 3 HOH HOH 475 A HOH 476 3 HOH HOH 476 A HOH 477 3 HOH HOH 477 A HOH 478 3 HOH HOH 478 A HOH 479 3 HOH HOH 479 A HOH 480 3 HOH HOH 480 A HOH 481 3 HOH HOH 481 A HOH 482 3 HOH HOH 482 A HOH 483 3 HOH HOH 483 A HOH 484 3 HOH HOH 484 A HOH 485 3 HOH HOH 485 A HOH 486 3 HOH HOH 486 A HOH 487 3 HOH HOH 487 A HOH 488 3 HOH HOH 488 A HOH 489 3 HOH HOH 489 A HOH 490 3 HOH HOH 490 A HOH 491 3 HOH HOH 491 A HOH 492 3 HOH HOH 492 A HOH 493 3 HOH HOH 493 A HOH 494 3 HOH HOH 494 A HOH 495 3 HOH HOH 495 A HOH 496 3 HOH HOH 496 A HOH 497 3 HOH HOH 497 A HOH 498 3 HOH HOH 498 A HOH 499 3 HOH HOH 499 A HOH 500 3 HOH HOH 500 A HOH 501 3 HOH HOH 501 A HOH 502 3 HOH HOH 502 A HOH 503 3 HOH HOH 503 A HOH 504 3 HOH HOH 504 A HOH 505 3 HOH HOH 505 A HOH 506 3 HOH HOH 506 A HOH 507 3 HOH HOH 507 A HOH 508 3 HOH HOH 508 A HOH 509 3 HOH HOH 509 A HOH 510 3 HOH HOH 510 A HOH 511 3 HOH HOH 511 A HOH 512 3 HOH HOH 512 A HOH 513 3 HOH HOH 513 A HOH 514 3 HOH HOH 514 A HOH 515 3 HOH HOH 515 A HOH 516 3 HOH HOH 516 A HOH 517 3 HOH HOH 517 A HOH 518 3 HOH HOH 518 A HOH 519 3 HOH HOH 519 A HOH 520 3 HOH HOH 520 A HOH 521 3 HOH HOH 521 A HOH 522 3 HOH HOH 522 A HOH 523 3 HOH HOH 523 A HOH 524 3 HOH HOH 524 A HOH 525 3 HOH HOH 525 A HOH 526 3 HOH HOH 526 A HOH 527 3 HOH HOH 527 A HOH 528 3 HOH HOH 528 A HOH 529 3 HOH HOH 529 A HOH 530 3 HOH HOH 530 A HOH 531 3 HOH HOH 531 A HOH 532 3 HOH HOH 532 A HOH 533 3 HOH HOH 533 A HOH 534 3 HOH HOH 534 A HOH 535 3 HOH HOH 535 A HOH 536 3 HOH HOH 536 A HOH 537 3 HOH HOH 537 A HOH 538 3 HOH HOH 538 A HOH 539 3 HOH HOH 539 A HOH 540 3 HOH HOH 540 A HOH 541 3 HOH HOH 541 A HOH 542 3 HOH HOH 542 A HOH 543 3 HOH HOH 543 A HOH 544 3 HOH HOH 544 A HOH 545 3 HOH HOH 545 A HOH 546 3 HOH HOH 546 A HOH 547 3 HOH HOH 547 A HOH 548 3 HOH HOH 548 A HOH 549 3 HOH HOH 549 A HOH 550 3 HOH HOH 550 A HOH 551 3 HOH HOH 551 A HOH 552 3 HOH HOH 552 A HOH 553 3 HOH HOH 553 A HOH 554 3 HOH HOH 554 A HOH 555 3 HOH HOH 555 A HOH 556 3 HOH HOH 556 A HOH 557 3 HOH HOH 557 A HOH 558 3 HOH HOH 558 A HOH 559 3 HOH HOH 559 A HOH 560 3 HOH HOH 560 A HOH 561 3 HOH HOH 561 A HOH 562 3 HOH HOH 562 A HOH 563 3 HOH HOH 563 A HOH 564 3 HOH HOH 564 A HOH 565 3 HOH HOH 565 A HOH 566 3 HOH HOH 566 A HOH 567 3 HOH HOH 567 A HOH 568 3 HOH HOH 568 A HOH 569 3 HOH HOH 569 A HOH 570 3 HOH HOH 570 A HOH 571 3 HOH HOH 571 A HOH 572 3 HOH HOH 572 A HOH 573 3 HOH HOH 573 A HOH 574 3 HOH HOH 574 A HOH 575 3 HOH HOH 575 A HOH 576 3 HOH HOH 576 A HOH 577 3 HOH HOH 577 A HOH 578 3 HOH HOH 578 A HOH 579 3 HOH HOH 579 A HOH 580 3 HOH HOH 580 A HOH 581 3 HOH HOH 581 A HOH 582 3 HOH HOH 582 A HOH 583 3 HOH HOH 583 A HOH 584 3 HOH HOH 584 A HOH 585 3 HOH HOH 585 A HOH 586 3 HOH HOH 586 A HOH 587 3 HOH HOH 587 A HOH 588 3 HOH HOH 588 A HOH 589 3 HOH HOH 589 A HOH 590 3 HOH HOH 590 A HOH 591 3 HOH HOH 591 A HOH 592 3 HOH HOH 592 A HOH 593 3 HOH HOH 593 A HOH 594 3 HOH HOH 594 A HOH 595 3 HOH HOH 595 A HOH 596 3 HOH HOH 596 A HOH 597 3 HOH HOH 597 A HOH 598 3 HOH HOH 598 A HOH 599 3 HOH HOH 599 A HOH 600 3 HOH HOH 600 A HOH 601 3 HOH HOH 601 A HOH 602 3 HOH HOH 602 A HOH 603 3 HOH HOH 603 A HOH 604 3 HOH HOH 604 A HOH 605 3 HOH HOH 605 A HOH 606 3 HOH HOH 606 A HOH 607 3 HOH HOH 607 A HOH 608 3 HOH HOH 608 A HOH 609 3 HOH HOH 609 A HOH 610 3 HOH HOH 610 A HOH 611 3 HOH HOH 611 A HOH 612 3 HOH HOH 612 A HOH 613 3 HOH HOH 613 A HOH 614 3 HOH HOH 614 A HOH 615 3 HOH HOH 615 A HOH 616 3 HOH HOH 616 A HOH 617 3 HOH HOH 617 A HOH 618 3 HOH HOH 618 A HOH 619 3 HOH HOH 619 A HOH 620 3 HOH HOH 620 A HOH 621 3 HOH HOH 621 A HOH 622 3 HOH HOH 622 A HOH 623 3 HOH HOH 623 A HOH 624 3 HOH HOH 624 A HOH 625 3 HOH HOH 625 A n 1 7 A n 2 8 A n 3 9 A n 4 10 A n 5 11 A n 6 12 A n 7 13 A n 8 14 A n 9 15 A n 10 16 A n 11 17 A n 12 18 A n 13 19 A n 14 20 A n 15 21 A n 16 22 A n 17 23 A LYS 24 n 18 LYS 24 A LYS 25 n 19 LYS 25 A ASP 26 n 20 ASP 26 A THR 27 n 21 THR 27 A THR 28 n 22 THR 28 A SER 29 n 23 SER 29 A GLY 30 n 24 GLY 30 A GLN 31 n 25 GLN 31 A LYS 32 n 26 LYS 32 A LEU 33 n 27 LEU 33 A LYS 34 n 28 LYS 34 A VAL 35 n 29 VAL 35 A VAL 36 n 30 VAL 36 A ALA 37 n 31 ALA 37 A THR 38 n 32 THR 38 A ASN 39 n 33 ASN 39 A SER 40 n 34 SER 40 A ILE 41 n 35 ILE 41 A ILE 42 n 36 ILE 42 A ALA 43 n 37 ALA 43 A ASP 44 n 38 ASP 44 A ILE 45 n 39 ILE 45 A THR 46 n 40 THR 46 A LYS 47 n 41 LYS 47 A ASN 48 n 42 ASN 48 A ILE 49 n 43 ILE 49 A ALA 50 n 44 ALA 50 A GLY 51 n 45 GLY 51 A ASP 52 n 46 ASP 52 A LYS 53 n 47 LYS 53 A ILE 54 n 48 ILE 54 A ASP 55 n 49 ASP 55 A LEU 56 n 50 LEU 56 A HIS 57 n 51 HIS 57 A SER 58 n 52 SER 58 A ILE 59 n 53 ILE 59 A VAL 60 n 54 VAL 60 A PRO 61 n 55 PRO 61 A ILE 62 n 56 ILE 62 A GLY 63 n 57 GLY 63 A GLN 64 n 58 GLN 64 A ASP 65 n 59 ASP 65 A PRO 66 n 60 PRO 66 A HIS 67 n 61 HIS 67 A GLU 68 n 62 GLU 68 A TYR 69 n 63 TYR 69 A GLU 70 n 64 GLU 70 A PRO 71 n 65 PRO 71 A LEU 72 n 66 LEU 72 A PRO 73 n 67 PRO 73 A GLU 74 n 68 GLU 74 A ASP 75 n 69 ASP 75 A VAL 76 n 70 VAL 76 A LYS 77 n 71 LYS 77 A LYS 78 n 72 LYS 78 A THR 79 n 73 THR 79 A SER 80 n 74 SER 80 A GLU 81 n 75 GLU 81 A ALA 82 n 76 ALA 82 A ASP 83 n 77 ASP 83 A LEU 84 n 78 LEU 84 A ILE 85 n 79 ILE 85 A PHE 86 n 80 PHE 86 A TYR 87 n 81 TYR 87 A ASN 88 n 82 ASN 88 A GLY 89 n 83 GLY 89 A ILE 90 n 84 ILE 90 A ASN 91 n 85 ASN 91 A LEU 92 n 86 LEU 92 A GLU 93 n 87 GLU 93 A THR 94 n 88 THR 94 A GLY 95 n 89 GLY 95 A GLY 96 n 90 GLY 96 A ASN 97 n 91 ASN 97 A ALA 98 n 92 ALA 98 A TRP 99 n 93 TRP 99 A PHE 100 n 94 PHE 100 A THR 101 n 95 THR 101 A LYS 102 n 96 LYS 102 A LEU 103 n 97 LEU 103 A VAL 104 n 98 VAL 104 A GLU 105 n 99 GLU 105 A ASN 106 n 100 ASN 106 A ALA 107 n 101 ALA 107 A LYS 108 n 102 LYS 108 A LYS 109 n 103 LYS 109 A THR 110 n 104 THR 110 A GLU 111 n 105 GLU 111 A ASN 112 n 106 ASN 112 A LYS 113 n 107 LYS 113 A ASP 114 n 108 ASP 114 A TYR 115 n 109 TYR 115 A PHE 116 n 110 PHE 116 A ALA 117 n 111 ALA 117 A VAL 118 n 112 VAL 118 A SER 119 n 113 SER 119 A ASP 120 n 114 ASP 120 A GLY 121 n 115 GLY 121 A VAL 122 n 116 VAL 122 A ASP 123 n 117 ASP 123 A VAL 124 n 118 VAL 124 A ILE 125 n 119 ILE 125 A TYR 126 n 120 TYR 126 A LEU 127 n 121 LEU 127 A GLU 128 n 122 GLU 128 A GLY 129 n 123 GLY 129 A GLN 130 n 124 GLN 130 A ASN 131 n 125 ASN 131 A GLU 132 n 126 GLU 132 A LYS 133 n 127 LYS 133 A GLY 134 n 128 GLY 134 A LYS 135 n 129 LYS 135 A GLU 136 n 130 GLU 136 A ASP 137 n 131 ASP 137 A PRO 138 n 132 PRO 138 A HIS 139 n 133 HIS 139 A ALA 140 n 134 ALA 140 A TRP 141 n 135 TRP 141 A LEU 142 n 136 LEU 142 A ASN 143 n 137 ASN 143 A LEU 144 n 138 LEU 144 A GLU 145 n 139 GLU 145 A ASN 146 n 140 ASN 146 A GLY 147 n 141 GLY 147 A ILE 148 n 142 ILE 148 A ILE 149 n 143 ILE 149 A PHE 150 n 144 PHE 150 A ALA 151 n 145 ALA 151 A LYS 152 n 146 LYS 152 A ASN 153 n 147 ASN 153 A ILE 154 n 148 ILE 154 A ALA 155 n 149 ALA 155 A LYS 156 n 150 LYS 156 A GLN 157 n 151 GLN 157 A LEU 158 n 152 LEU 158 A SER 159 n 153 SER 159 A ALA 160 n 154 ALA 160 A LYS 161 n 155 LYS 161 A ASP 162 n 156 ASP 162 A PRO 163 n 157 PRO 163 A ASN 164 n 158 ASN 164 A ASN 165 n 159 ASN 165 A LYS 166 n 160 LYS 166 A GLU 167 n 161 GLU 167 A PHE 168 n 162 PHE 168 A TYR 169 n 163 TYR 169 A GLU 170 n 164 GLU 170 A LYS 171 n 165 LYS 171 A ASN 172 n 166 ASN 172 A LEU 173 n 167 LEU 173 A LYS 174 n 168 LYS 174 A GLU 175 n 169 GLU 175 A TYR 176 n 170 TYR 176 A THR 177 n 171 THR 177 A ASP 178 n 172 ASP 178 A LYS 179 n 173 LYS 179 A LEU 180 n 174 LEU 180 A ASP 181 n 175 ASP 181 A LYS 182 n 176 LYS 182 A LEU 183 n 177 LEU 183 A ASP 184 n 178 ASP 184 A LYS 185 n 179 LYS 185 A GLU 186 n 180 GLU 186 A SER 187 n 181 SER 187 A LYS 188 n 182 LYS 188 A ASP 189 n 183 ASP 189 A LYS 190 n 184 LYS 190 A PHE 191 n 185 PHE 191 A ASN 192 n 186 ASN 192 A LYS 193 n 187 LYS 193 A ILE 194 n 188 ILE 194 A PRO 195 n 189 PRO 195 A ALA 196 n 190 ALA 196 A GLU 197 n 191 GLU 197 A LYS 198 n 192 LYS 198 A LYS 199 n 193 LYS 199 A LEU 200 n 194 LEU 200 A ILE 201 n 195 ILE 201 A VAL 202 n 196 VAL 202 A THR 203 n 197 THR 203 A SER 204 n 198 SER 204 A GLU 205 n 199 GLU 205 A GLY 206 n 200 GLY 206 A ALA 207 n 201 ALA 207 A PHE 208 n 202 PHE 208 A LYS 209 n 203 LYS 209 A TYR 210 n 204 TYR 210 A PHE 211 n 205 PHE 211 A SER 212 n 206 SER 212 A LYS 213 n 207 LYS 213 A ALA 214 n 208 ALA 214 A TYR 215 n 209 TYR 215 A GLY 216 n 210 GLY 216 A VAL 217 n 211 VAL 217 A PRO 218 n 212 PRO 218 A SER 219 n 213 SER 219 A ALA 220 n 214 ALA 220 A TYR 221 n 215 TYR 221 A ILE 222 n 216 ILE 222 A TRP 223 n 217 TRP 223 A GLU 224 n 218 GLU 224 A ILE 225 n 219 ILE 225 A ASN 226 n 220 ASN 226 A THR 227 n 221 THR 227 A GLU 228 n 222 GLU 228 A GLU 229 n 223 GLU 229 A GLU 230 n 224 GLU 230 A GLY 231 n 225 GLY 231 A THR 232 n 226 THR 232 A PRO 233 n 227 PRO 233 A GLU 234 n 228 GLU 234 A GLN 235 n 229 GLN 235 A ILE 236 n 230 ILE 236 A LYS 237 n 231 LYS 237 A THR 238 n 232 THR 238 A LEU 239 n 233 LEU 239 A VAL 240 n 234 VAL 240 A GLU 241 n 235 GLU 241 A LYS 242 n 236 LYS 242 A LEU 243 n 237 LEU 243 A ARG 244 n 238 ARG 244 A GLN 245 n 239 GLN 245 A THR 246 n 240 THR 246 A LYS 247 n 241 LYS 247 A VAL 248 n 242 VAL 248 A PRO 249 n 243 PRO 249 A SER 250 n 244 SER 250 A LEU 251 n 245 LEU 251 A PHE 252 n 246 PHE 252 A VAL 253 n 247 VAL 253 A GLU 254 n 248 GLU 254 A SER 255 n 249 SER 255 A SER 256 n 250 SER 256 A VAL 257 n 251 VAL 257 A ASP 258 n 252 ASP 258 A ASP 259 n 253 ASP 259 A ARG 260 n 254 ARG 260 A PRO 261 n 255 PRO 261 A MET 262 n 256 MET 262 A LYS 263 n 257 LYS 263 A THR 264 n 258 THR 264 A VAL 265 n 259 VAL 265 A SER 266 n 260 SER 266 A GLN 267 n 261 GLN 267 A ASP 268 n 262 ASP 268 A THR 269 n 263 THR 269 A ASN 270 n 264 ASN 270 A ILE 271 n 265 ILE 271 A PRO 272 n 266 PRO 272 A ILE 273 n 267 ILE 273 A TYR 274 n 268 TYR 274 A ALA 275 n 269 ALA 275 A GLN 276 n 270 GLN 276 A ILE 277 n 271 ILE 277 A PHE 278 n 272 PHE 278 A THR 279 n 273 THR 279 A ASP 280 n 274 ASP 280 A SER 281 n 275 SER 281 A ILE 282 n 276 ILE 282 A ALA 283 n 277 ALA 283 A GLU 284 n 278 GLU 284 A GLN 285 n 279 GLN 285 A GLY 286 n 280 GLY 286 A LYS 287 n 281 LYS 287 A GLU 288 n 282 GLU 288 A GLY 289 n 283 GLY 289 A ASP 290 n 284 ASP 290 A SER 291 n 285 SER 291 A TYR 292 n 286 TYR 292 A TYR 293 n 287 TYR 293 A SER 294 n 288 SER 294 A MET 295 n 289 MET 295 A MET 296 n 290 MET 296 A LYS 297 n 291 LYS 297 A TYR 298 n 292 TYR 298 A ASN 299 n 293 ASN 299 A LEU 300 n 294 LEU 300 A ASP 301 n 295 ASP 301 A LYS 302 n 296 LYS 302 A ILE 303 n 297 ILE 303 A ALA 304 n 298 ALA 304 A GLU 305 n 299 GLU 305 A GLY 306 n 300 GLY 306 A LEU 307 n 301 LEU 307 A ALA 308 n 302 ALA 308 A LYS 309 n 303 LYS 309 A author_defined_assembly 1 monomeric A HIS 67 A NE2 HIS 61 1_555 A ZN 1000 B ZN ZN 1_555 A HIS 139 A NE2 HIS 133 1_555 106.9 A HIS 67 A NE2 HIS 61 1_555 A ZN 1000 B ZN ZN 1_555 A GLU 205 A OE1 GLU 199 1_555 122.5 A HIS 139 A NE2 HIS 133 1_555 A ZN 1000 B ZN ZN 1_555 A GLU 205 A OE1 GLU 199 1_555 103.8 A HIS 67 A NE2 HIS 61 1_555 A ZN 1000 B ZN ZN 1_555 A GLU 205 A OE2 GLU 199 1_555 77.1 A HIS 139 A NE2 HIS 133 1_555 A ZN 1000 B ZN ZN 1_555 A GLU 205 A OE2 GLU 199 1_555 90.4 A GLU 205 A OE1 GLU 199 1_555 A ZN 1000 B ZN ZN 1_555 A GLU 205 A OE2 GLU 199 1_555 55.2 A HIS 67 A NE2 HIS 61 1_555 A ZN 1000 B ZN ZN 1_555 A ASP 280 A OD2 ASP 274 1_555 101.1 A HIS 139 A NE2 HIS 133 1_555 A ZN 1000 B ZN ZN 1_555 A ASP 280 A OD2 ASP 274 1_555 131.3 A GLU 205 A OE1 GLU 199 1_555 A ZN 1000 B ZN ZN 1_555 A ASP 280 A OD2 ASP 274 1_555 93.1 A GLU 205 A OE2 GLU 199 1_555 A ZN 1000 B ZN ZN 1_555 A ASP 280 A OD2 ASP 274 1_555 134.9 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 ASP 55 A N ASP 49 A O LEU 33 A O LEU 27 A O LYS 34 A O LYS 28 A N LEU 84 A N LEU 78 A N ILE 85 A N ILE 79 A O ASP 114 A O ASP 108 A N ILE 201 A N ILE 195 A O PRO 218 A O PRO 212 A N LEU 251 A N LEU 245 A O PRO 272 A O PRO 266 1 A TRP 7 A TRP 1 1 Y 1 A ARG 8 A ARG 2 1 Y 1 A GLY 9 A GLY 3 1 Y 1 A SER 10 A SER 4 1 Y 1 A HIS 11 A HIS 5 1 Y 1 A HIS 12 A HIS 6 1 Y 1 A HIS 13 A HIS 7 1 Y 1 A HIS 14 A HIS 8 1 Y 1 A HIS 15 A HIS 9 1 Y 1 A HIS 16 A HIS 10 1 Y 1 A GLY 17 A GLY 11 1 Y 1 A SER 18 A SER 12 1 Y 1 A ALA 19 A ALA 13 1 Y 1 A CYS 20 A CYS 14 1 Y 1 A ALA 21 A ALA 15 1 Y 1 A SER 22 A SER 16 1 Y 1 A GLY 23 A GLY 17 1 Y 1 A A O O ALA HOH 82 595 2.15 1 6.07 0.90 118.30 124.37 A A A CB CG OD1 ASP ASP ASP 181 181 181 N 1 16.37 2.20 113.40 129.77 A A A CA CB CG GLU GLU GLU 186 186 186 N 1 A ILE 90 36.85 51.85 1 A GLU 93 -83.77 46.18 1 A ALA 98 65.60 64.69 1 A LYS 113 -132.46 -53.22 1 A ASN 131 -153.61 11.05 1 A HIS 139 -77.30 44.98 1 A GLU 228 -71.48 -160.63 1 A GLU 230 -66.57 35.13 1 A THR 279 -120.88 -78.17 1 A ASP 290 -81.29 42.50 17.3 NO STEREOCHEMICAL CONSTRAINTS WERE APPLIED TO THE ZINC ION DURING REFINEMENT 0.2360000 0.1780000 2.0 8.0 979 19029 5 99.98 3.9 0.11 RANDOM 1 THROUGHOUT 0.0 MIR 0.20 0.18 2.0 8.0 225 2502 1 0 2276 0.009 0.020 0.027 0.040 0.029 0.050 1.260 2.00 1.944 3.000 1.601 2.000 2.505 3.000 0.0215 0.101 0.150 0.179 0.300 0.253 0.300 0.126 0.300 3.8 7.0 18.8 15.0 21.5 20.0 2.0 20.0 1PSZ 19354 0.1100000 1 12.4 3.7 99.5 0.3900000 2.00 2.05 3.4 3.5 99 phasing SHARP refinement REFMAC data reduction DENZO data scaling SCALEPACK PNEUMOCOCCAL SURFACE ANTIGEN PSAA 1 N N 2 N N 3 N N A ASN 39 A ASN 33 HELX_P A ALA 50 A ALA 44 1 A 12 A LEU 72 A LEU 66 HELX_P A ALA 82 A ALA 76 1 B 11 A ALA 98 A ALA 92 HELX_P A ALA 107 A ALA 101 1 C 10 A ASN 143 A ASN 137 HELX_P A ASP 162 A ASP 156 1 D 20 A ASN 165 A ASN 159 HELX_P A ASP 189 A ASP 183 1 DP 25 A PHE 208 A PHE 202 HELX_P A TYR 215 A TYR 209 1 E 8 A THR 232 A THR 226 HELX_P A ARG 244 A ARG 238 1 F 13 A ASP 259 A ASP 253 HELX_P A ASN 270 A ASN 264 1 G 12 A SER 291 A SER 285 HELX_P A ALA 308 A ALA 302 1 H 18 metalc 2.001 A HIS 67 A NE2 HIS 61 1_555 A ZN 1000 B ZN ZN 1_555 metalc 2.010 A HIS 139 A NE2 HIS 133 1_555 A ZN 1000 B ZN ZN 1_555 metalc 2.048 A GLU 205 A OE1 GLU 199 1_555 A ZN 1000 B ZN ZN 1_555 metalc 2.598 A GLU 205 A OE2 GLU 199 1_555 A ZN 1000 B ZN ZN 1_555 metalc 2.030 A ASP 280 A OD2 ASP 274 1_555 A ZN 1000 B ZN ZN 1_555 IMMUNE SYSTEM PSAA, ABC-TYPE BINDING PROTEIN, METAL-BINDING PROTEIN, PNEUMOCOCCAL SURFACE ANTIGEN, IMMUNE SYSTEM MTSA1_STRPN UNP 1 P0A4G2 20 309 1PSZ 20 309 P0A4G2 A 1 14 303 4 2 2 parallel parallel parallel parallel parallel A ASP 55 A ASP 49 A ILE 59 A ILE 53 A LEU 33 A LEU 27 A ALA 37 A ALA 31 A LEU 84 A LEU 78 A TYR 87 A TYR 81 A ASP 114 A ASP 108 A VAL 118 A VAL 112 A ILE 201 A ILE 195 A GLY 206 A GLY 200 A PRO 218 A PRO 212 A TRP 223 A TRP 217 A LEU 251 A LEU 245 A SER 255 A SER 249 A PRO 272 A PRO 266 A ILE 277 A ILE 271 THE IDENTITY OF THE BOUND METAL IS UNCERTAIN, HOWEVER X-RAY REFINEMENT SUGGESTS THAT IT IS MOST LIKELY ZN+2 Author 4 BINDING SITE FOR RESIDUE ZN A 1000 A ZN 1000 Software 4 A HIS 67 A HIS 61 4 1_555 A HIS 139 A HIS 133 4 1_555 A GLU 205 A GLU 199 4 1_555 A ASP 280 A ASP 274 4 1_555 A HIS 67 A HIS 61 4 1_555 A HIS 139 A HIS 133 4 1_555 A GLU 205 A GLU 199 4 1_555 A ASP 280 A ASP 274 4 1_555 19 P 21 21 21