0.023202 0.000000 0.000000 0.000000 0.015528 0.000000 0.000000 0.000000 0.010965 0.00000 0.00000 0.00000 CIS PROLINE - PRO 167 RESIDUE ASP 214 IS ASSUMED TO BE IN THE NEUTRAL FORM, SINCE IT IS HYDROGEN BONDED TO RESIDUE ASP 233. ATOM OG OF RESIDUES SER 82 AND SER 285 HAVE ALTERNATE CONFORMATIONS. RESIDUES GLU 48, LEU 57, AND SER 59 FORM A BETA BULGE. RESIDUE MET 69 IS LOCATED NEAR THE CATALYTIC SERINE, AND IS FOUND IN A STRAINED CONFORMATION IN ALL THE STRUCTURES OF CLASS A BETA-LACTAMASES. RESIDUE LEU 220 IS PART OF ONE OF THE TWO HINGE REGIONS THAT CONNECT THE TWO PROTEIN DOMAINS. THE HINGE CONFORMATION IS STRONGLY CONSTRAINED BY THE SALT BRIDGE BETWEEN ARG 222 AND ASP 233, WHICH CAN EXPLAIN THE HICH CONFORMATIONAL ENERGY OF THE RESIDUE LEU 220 (SEE THE REPRINT OF THE ARTICLE IN PROTEINS, P372, IN HINGE REGIONS AND DOMAINS INTERFACE). Jelsch, C. Mourey, L. Masson, J.M. Samama, J.P. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.00 90.00 90.00 43.100 64.400 91.200 C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking 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 O4 S -2 96.063 SULFATE ION non-polymer 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 US Proteins PSFGEY 0867 0887-3585 16 364 383 10.1002/prot.340160406 8356032 Crystal structure of Escherichia coli TEM1 beta-lactamase at 1.8 A resolution. 1993 US Proteins PSFGEY 0867 0887-3585 16 364 Crystal Structure of Escherichia Coli Tem1 Beta-Lactamase at 1.8 Resolution 1993 UK J.Mol.Biol. JMOBAK 0070 0022-2836 223 377 Crystallization and Preliminary Crystallographic Data on E. Coli Tem1 Beta-Lactamase 1992 NE FEBS Lett. FEBLAL 0165 0014-5793 299 135 Beta-Lactamase Tem1 of E. Coli: Crystal Structure Determination at 2.5 Angstroms Resolution 1992 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 28984.076 BETA-LACTAMASE TEM1 3.5.2.6 1 man polymer 96.063 SULFATE ION 1 syn non-polymer 18.015 water 199 nat water no no HPETLVKVKDAEDQLGARVGYIELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEY SPVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRWEPELNEAIPNDERDTTMPVA MATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSALPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTG SQATMDERNRQIAEIGASLIKHW HPETLVKVKDAEDQLGARVGYIELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEY SPVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRWEPELNEAIPNDERDTTMPVA MATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSALPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTG SQATMDERNRQIAEIGASLIKHW 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 Escherichia sample 562 Escherichia coli PLASMID PBR322 2.18 43.64 pdbx_database_status software software repository Initial release Version format compliance Version format compliance Data collection Other Refinement description Data collection Refinement description 1 0 1995-01-26 1 1 2008-03-03 1 2 2011-07-13 1 3 2019-07-17 1 4 2019-08-14 _pdbx_database_status.process_site _software.classification _software.classification SHEET RESIDUES GLU 48, LEU 57, AND SER 59 FORM A BETA BULGE. Y BNL 1993-11-01 REL REL SO4 SULFATE ION HOH water RESIDUE ASP 214 IS ASSUMED TO BE IN THE NEUTRAL FORM, SINCE IT IS HYDROGEN BONDED TO RESIDUE ASP 233. RESIDUE LEU 220 IS PART OF ONE OF THE TWO HINGE REGIONS THAT CONNECT THE TWO PROTEIN DOMAINS. THE HINGE CONFORMATION IS STRONGLY CONSTRAINED BY THE SALT BRIDGE BETWEEN ARG 222 AND ASP 233, WHICH CAN EXPLAIN THE HICH CONFORMATIONAL ENERGY OF THE RESIDUE LEU 220 (SEE THE REPRINT OF THE ARTICLE IN PROTEINS, P372, IN HINGE REGIONS AND DOMAINS INTERFACE). RESIDUE MET 69 IS LOCATED NEAR THE CATALYTIC SERINE, AND IS FOUND IN A STRAINED CONFORMATION IN ALL THE STRUCTURES OF CLASS A BETA-LACTAMASES. THE STRUCTURE DISPLAYS A TOPOLOGY SIMILAR TO THAT OF THE PC1 BETA-LACTAMASE OF S. AUREUS (HERZBERG, 1991, J. MOL. BIOL., 217:701-719, PROTEIN DATA BANK ENTRY 1BLM) AND TO THAT OF B. LICHENIFORMIS 749/C (KNOX ET AL., 1991, J. MOL. BIOL., 220:435-355, PROTEIN DATA BANK ENTRY 4BLM). THE NUMBERING SCHEME CORRESPONDS TO THAT OF AMBLER, WHERE THE ACTIVE SERINE IS AT POSITION 70 (AMBLER, 1980, PHIL. TRANS. R. SOC. LOND., B289:321-331). THE PROTEIN USED FOR THE STRUCTURE RESOLUTION IS THE PRODUCT OF THE AMPICILLIN-RESISTANCE GENE CARRIED ON PLASMID PBR322 IN ESCHERICHIA COLI. IT DIFFERS FROM TEM1 BETA-LACTAMASE BY THE TWO MUTATIONS V84I AND A184V. SO4 291 2 SO4 SO4 291 A HOH 292 3 HOH HOH 292 A HOH 293 3 HOH HOH 293 A HOH 294 3 HOH HOH 294 A HOH 295 3 HOH HOH 295 A HOH 296 3 HOH HOH 296 A HOH 297 3 HOH HOH 297 A HOH 298 3 HOH HOH 298 A HOH 299 3 HOH HOH 299 A HOH 300 3 HOH HOH 300 A HOH 301 3 HOH HOH 301 A HOH 302 3 HOH HOH 302 A HOH 303 3 HOH HOH 303 A HOH 304 3 HOH HOH 304 A HOH 305 3 HOH HOH 305 A HOH 306 3 HOH HOH 306 A HOH 307 3 HOH HOH 307 A HOH 308 3 HOH HOH 308 A HOH 309 3 HOH HOH 309 A HOH 310 3 HOH HOH 310 A HOH 311 3 HOH HOH 311 A HOH 312 3 HOH HOH 312 A HOH 313 3 HOH HOH 313 A HOH 314 3 HOH HOH 314 A HOH 315 3 HOH HOH 315 A HOH 316 3 HOH HOH 316 A HOH 317 3 HOH HOH 317 A HOH 318 3 HOH HOH 318 A HOH 319 3 HOH HOH 319 A HOH 320 3 HOH HOH 320 A HOH 321 3 HOH HOH 321 A HOH 322 3 HOH HOH 322 A HOH 323 3 HOH HOH 323 A HOH 324 3 HOH HOH 324 A HOH 325 3 HOH HOH 325 A HOH 326 3 HOH HOH 326 A HOH 327 3 HOH HOH 327 A HOH 328 3 HOH HOH 328 A HOH 329 3 HOH HOH 329 A HOH 330 3 HOH HOH 330 A HOH 331 3 HOH HOH 331 A HOH 332 3 HOH HOH 332 A HOH 333 3 HOH HOH 333 A HOH 334 3 HOH HOH 334 A HOH 335 3 HOH HOH 335 A HOH 336 3 HOH HOH 336 A HOH 337 3 HOH HOH 337 A HOH 338 3 HOH HOH 338 A HOH 339 3 HOH HOH 339 A HOH 340 3 HOH HOH 340 A HOH 341 3 HOH HOH 341 A HOH 342 3 HOH HOH 342 A HOH 343 3 HOH HOH 343 A HOH 344 3 HOH HOH 344 A HOH 345 3 HOH HOH 345 A HOH 346 3 HOH HOH 346 A HOH 347 3 HOH HOH 347 A HOH 348 3 HOH HOH 348 A HOH 349 3 HOH HOH 349 A HOH 350 3 HOH HOH 350 A HOH 351 3 HOH HOH 351 A HOH 352 3 HOH HOH 352 A HOH 353 3 HOH HOH 353 A HOH 354 3 HOH HOH 354 A HOH 355 3 HOH HOH 355 A HOH 356 3 HOH HOH 356 A HOH 357 3 HOH HOH 357 A HOH 358 3 HOH HOH 358 A HOH 359 3 HOH HOH 359 A HOH 360 3 HOH HOH 360 A HOH 361 3 HOH HOH 361 A HOH 362 3 HOH HOH 362 A HOH 363 3 HOH HOH 363 A HOH 364 3 HOH HOH 364 A HOH 365 3 HOH HOH 365 A HOH 366 3 HOH HOH 366 A HOH 367 3 HOH HOH 367 A HOH 368 3 HOH HOH 368 A HOH 369 3 HOH HOH 369 A HOH 370 3 HOH HOH 370 A HOH 371 3 HOH HOH 371 A HOH 372 3 HOH HOH 372 A HOH 373 3 HOH HOH 373 A HOH 374 3 HOH HOH 374 A HOH 375 3 HOH HOH 375 A HOH 376 3 HOH HOH 376 A HOH 377 3 HOH HOH 377 A HOH 378 3 HOH HOH 378 A HOH 379 3 HOH HOH 379 A HOH 380 3 HOH HOH 380 A HOH 381 3 HOH HOH 381 A HOH 382 3 HOH HOH 382 A HOH 383 3 HOH HOH 383 A HOH 384 3 HOH HOH 384 A HOH 385 3 HOH HOH 385 A HOH 386 3 HOH HOH 386 A HOH 387 3 HOH HOH 387 A HOH 388 3 HOH HOH 388 A HOH 389 3 HOH HOH 389 A HOH 390 3 HOH HOH 390 A HOH 391 3 HOH HOH 391 A HOH 392 3 HOH HOH 392 A HOH 393 3 HOH HOH 393 A HOH 394 3 HOH HOH 394 A HOH 395 3 HOH HOH 395 A HOH 396 3 HOH HOH 396 A HOH 397 3 HOH HOH 397 A HOH 398 3 HOH HOH 398 A HOH 399 3 HOH HOH 399 A HOH 400 3 HOH HOH 400 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 HIS 26 n 1 HIS 26 A PRO 27 n 2 PRO 27 A GLU 28 n 3 GLU 28 A THR 29 n 4 THR 29 A LEU 30 n 5 LEU 30 A VAL 31 n 6 VAL 31 A LYS 32 n 7 LYS 32 A VAL 33 n 8 VAL 33 A LYS 34 n 9 LYS 34 A ASP 35 n 10 ASP 35 A ALA 36 n 11 ALA 36 A GLU 37 n 12 GLU 37 A ASP 38 n 13 ASP 38 A GLN 39 n 14 GLN 39 A LEU 40 n 15 LEU 40 A GLY 41 n 16 GLY 41 A ALA 42 n 17 ALA 42 A ARG 43 n 18 ARG 43 A VAL 44 n 19 VAL 44 A GLY 45 n 20 GLY 45 A TYR 46 n 21 TYR 46 A ILE 47 n 22 ILE 47 A GLU 48 n 23 GLU 48 A LEU 49 n 24 LEU 49 A ASP 50 n 25 ASP 50 A LEU 51 n 26 LEU 51 A ASN 52 n 27 ASN 52 A SER 53 n 28 SER 53 A GLY 54 n 29 GLY 54 A LYS 55 n 30 LYS 55 A ILE 56 n 31 ILE 56 A LEU 57 n 32 LEU 57 A GLU 58 n 33 GLU 58 A SER 59 n 34 SER 59 A PHE 60 n 35 PHE 60 A ARG 61 n 36 ARG 61 A PRO 62 n 37 PRO 62 A GLU 63 n 38 GLU 63 A GLU 64 n 39 GLU 64 A ARG 65 n 40 ARG 65 A PHE 66 n 41 PHE 66 A PRO 67 n 42 PRO 67 A MET 68 n 43 MET 68 A MET 69 n 44 MET 69 A SER 70 n 45 SER 70 A THR 71 n 46 THR 71 A PHE 72 n 47 PHE 72 A LYS 73 n 48 LYS 73 A VAL 74 n 49 VAL 74 A LEU 75 n 50 LEU 75 A LEU 76 n 51 LEU 76 A CYS 77 n 52 CYS 77 A GLY 78 n 53 GLY 78 A ALA 79 n 54 ALA 79 A VAL 80 n 55 VAL 80 A LEU 81 n 56 LEU 81 A SER 82 n 57 SER 82 A ARG 83 n 58 ARG 83 A ILE 84 n 59 ILE 84 A ASP 85 n 60 ASP 85 A ALA 86 n 61 ALA 86 A GLY 87 n 62 GLY 87 A GLN 88 n 63 GLN 88 A GLU 89 n 64 GLU 89 A GLN 90 n 65 GLN 90 A LEU 91 n 66 LEU 91 A GLY 92 n 67 GLY 92 A ARG 93 n 68 ARG 93 A ARG 94 n 69 ARG 94 A ILE 95 n 70 ILE 95 A HIS 96 n 71 HIS 96 A TYR 97 n 72 TYR 97 A SER 98 n 73 SER 98 A GLN 99 n 74 GLN 99 A ASN 100 n 75 ASN 100 A ASP 101 n 76 ASP 101 A LEU 102 n 77 LEU 102 A VAL 103 n 78 VAL 103 A GLU 104 n 79 GLU 104 A TYR 105 n 80 TYR 105 A SER 106 n 81 SER 106 A PRO 107 n 82 PRO 107 A VAL 108 n 83 VAL 108 A THR 109 n 84 THR 109 A GLU 110 n 85 GLU 110 A LYS 111 n 86 LYS 111 A HIS 112 n 87 HIS 112 A LEU 113 n 88 LEU 113 A THR 114 n 89 THR 114 A ASP 115 n 90 ASP 115 A GLY 116 n 91 GLY 116 A MET 117 n 92 MET 117 A THR 118 n 93 THR 118 A VAL 119 n 94 VAL 119 A ARG 120 n 95 ARG 120 A GLU 121 n 96 GLU 121 A LEU 122 n 97 LEU 122 A CYS 123 n 98 CYS 123 A SER 124 n 99 SER 124 A ALA 125 n 100 ALA 125 A ALA 126 n 101 ALA 126 A ILE 127 n 102 ILE 127 A THR 128 n 103 THR 128 A MET 129 n 104 MET 129 A SER 130 n 105 SER 130 A ASP 131 n 106 ASP 131 A ASN 132 n 107 ASN 132 A THR 133 n 108 THR 133 A ALA 134 n 109 ALA 134 A ALA 135 n 110 ALA 135 A ASN 136 n 111 ASN 136 A LEU 137 n 112 LEU 137 A LEU 138 n 113 LEU 138 A LEU 139 n 114 LEU 139 A THR 140 n 115 THR 140 A THR 141 n 116 THR 141 A ILE 142 n 117 ILE 142 A GLY 143 n 118 GLY 143 A GLY 144 n 119 GLY 144 A PRO 145 n 120 PRO 145 A LYS 146 n 121 LYS 146 A GLU 147 n 122 GLU 147 A LEU 148 n 123 LEU 148 A THR 149 n 124 THR 149 A ALA 150 n 125 ALA 150 A PHE 151 n 126 PHE 151 A LEU 152 n 127 LEU 152 A HIS 153 n 128 HIS 153 A ASN 154 n 129 ASN 154 A MET 155 n 130 MET 155 A GLY 156 n 131 GLY 156 A ASP 157 n 132 ASP 157 A HIS 158 n 133 HIS 158 A VAL 159 n 134 VAL 159 A THR 160 n 135 THR 160 A ARG 161 n 136 ARG 161 A LEU 162 n 137 LEU 162 A ASP 163 n 138 ASP 163 A ARG 164 n 139 ARG 164 A TRP 165 n 140 TRP 165 A GLU 166 n 141 GLU 166 A PRO 167 n 142 PRO 167 A GLU 168 n 143 GLU 168 A LEU 169 n 144 LEU 169 A ASN 170 n 145 ASN 170 A GLU 171 n 146 GLU 171 A ALA 172 n 147 ALA 172 A ILE 173 n 148 ILE 173 A PRO 174 n 149 PRO 174 A ASN 175 n 150 ASN 175 A ASP 176 n 151 ASP 176 A GLU 177 n 152 GLU 177 A ARG 178 n 153 ARG 178 A ASP 179 n 154 ASP 179 A THR 180 n 155 THR 180 A THR 181 n 156 THR 181 A MET 182 n 157 MET 182 A PRO 183 n 158 PRO 183 A VAL 184 n 159 VAL 184 A ALA 185 n 160 ALA 185 A MET 186 n 161 MET 186 A ALA 187 n 162 ALA 187 A THR 188 n 163 THR 188 A THR 189 n 164 THR 189 A LEU 190 n 165 LEU 190 A ARG 191 n 166 ARG 191 A LYS 192 n 167 LYS 192 A LEU 193 n 168 LEU 193 A LEU 194 n 169 LEU 194 A THR 195 n 170 THR 195 A GLY 196 n 171 GLY 196 A GLU 197 n 172 GLU 197 A LEU 198 n 173 LEU 198 A LEU 199 n 174 LEU 199 A THR 200 n 175 THR 200 A LEU 201 n 176 LEU 201 A ALA 202 n 177 ALA 202 A SER 203 n 178 SER 203 A ARG 204 n 179 ARG 204 A GLN 205 n 180 GLN 205 A GLN 206 n 181 GLN 206 A LEU 207 n 182 LEU 207 A ILE 208 n 183 ILE 208 A ASP 209 n 184 ASP 209 A TRP 210 n 185 TRP 210 A MET 211 n 186 MET 211 A GLU 212 n 187 GLU 212 A ALA 213 n 188 ALA 213 A ASP 214 n 189 ASP 214 A LYS 215 n 190 LYS 215 A VAL 216 n 191 VAL 216 A ALA 217 n 192 ALA 217 A GLY 218 n 193 GLY 218 A PRO 219 n 194 PRO 219 A LEU 220 n 195 LEU 220 A LEU 221 n 196 LEU 221 A ARG 222 n 197 ARG 222 A SER 223 n 198 SER 223 A ALA 224 n 199 ALA 224 A LEU 225 n 200 LEU 225 A PRO 226 n 201 PRO 226 A ALA 227 n 202 ALA 227 A GLY 228 n 203 GLY 228 A TRP 229 n 204 TRP 229 A PHE 230 n 205 PHE 230 A ILE 231 n 206 ILE 231 A ALA 232 n 207 ALA 232 A ASP 233 n 208 ASP 233 A LYS 234 n 209 LYS 234 A SER 235 n 210 SER 235 A GLY 236 n 211 GLY 236 A ALA 237 n 212 ALA 237 A GLY 238 n 213 GLY 238 A GLU 240 n 214 GLU 240 A ARG 241 n 215 ARG 241 A GLY 242 n 216 GLY 242 A SER 243 n 217 SER 243 A ARG 244 n 218 ARG 244 A GLY 245 n 219 GLY 245 A ILE 246 n 220 ILE 246 A ILE 247 n 221 ILE 247 A ALA 248 n 222 ALA 248 A ALA 249 n 223 ALA 249 A LEU 250 n 224 LEU 250 A GLY 251 n 225 GLY 251 A PRO 252 n 226 PRO 252 A ASP 254 n 227 ASP 254 A GLY 255 n 228 GLY 255 A LYS 256 n 229 LYS 256 A PRO 257 n 230 PRO 257 A SER 258 n 231 SER 258 A ARG 259 n 232 ARG 259 A ILE 260 n 233 ILE 260 A VAL 261 n 234 VAL 261 A VAL 262 n 235 VAL 262 A ILE 263 n 236 ILE 263 A TYR 264 n 237 TYR 264 A THR 265 n 238 THR 265 A THR 266 n 239 THR 266 A GLY 267 n 240 GLY 267 A SER 268 n 241 SER 268 A GLN 269 n 242 GLN 269 A ALA 270 n 243 ALA 270 A THR 271 n 244 THR 271 A MET 272 n 245 MET 272 A ASP 273 n 246 ASP 273 A GLU 274 n 247 GLU 274 A ARG 275 n 248 ARG 275 A ASN 276 n 249 ASN 276 A ARG 277 n 250 ARG 277 A GLN 278 n 251 GLN 278 A ILE 279 n 252 ILE 279 A ALA 280 n 253 ALA 280 A GLU 281 n 254 GLU 281 A ILE 282 n 255 ILE 282 A GLY 283 n 256 GLY 283 A ALA 284 n 257 ALA 284 A SER 285 n 258 SER 285 A LEU 286 n 259 LEU 286 A ILE 287 n 260 ILE 287 A LYS 288 n 261 LYS 288 A HIS 289 n 262 HIS 289 A TRP 290 n 263 TRP 290 A author_defined_assembly 1 monomeric 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 1 4.74 0.50 120.30 125.04 A A A NE CZ NH1 ARG ARG ARG 65 65 65 N 1 3.07 0.50 120.30 123.37 A A A NE CZ NH1 ARG ARG ARG 83 83 83 N 1 3.43 0.50 120.30 123.73 A A A NE CZ NH1 ARG ARG ARG 164 164 164 N 1 4.95 0.80 106.30 111.25 A A A CD1 CG CD2 TRP TRP TRP 165 165 165 N 1 -5.28 0.80 107.30 102.02 A A A CE2 CD2 CG TRP TRP TRP 165 165 165 N 1 -4.02 0.50 120.30 116.28 A A A NE CZ NH2 ARG ARG ARG 204 204 204 N 1 5.34 0.80 106.30 111.64 A A A CD1 CG CD2 TRP TRP TRP 210 210 210 N 1 -4.81 0.80 107.30 102.49 A A A CE2 CD2 CG TRP TRP TRP 210 210 210 N 1 6.10 0.80 106.30 112.40 A A A CD1 CG CD2 TRP TRP TRP 229 229 229 N 1 -5.53 0.80 107.30 101.77 A A A CE2 CD2 CG TRP TRP TRP 229 229 229 N 1 4.15 0.50 120.30 124.45 A A A NE CZ NH1 ARG ARG ARG 244 244 244 N 1 4.79 0.50 120.30 125.09 A A A NE CZ NH1 ARG ARG ARG 275 275 275 N 1 -3.14 0.50 120.30 117.16 A A A NE CZ NH2 ARG ARG ARG 275 275 275 N 1 14.77 2.30 115.30 130.07 A A A CA CB CG LEU LEU LEU 286 286 286 N 1 5.87 0.80 106.30 112.17 A A A CD1 CG CD2 TRP TRP TRP 290 290 290 N 1 -5.76 0.80 107.30 101.54 A A A CE2 CD2 CG TRP TRP TRP 290 290 290 N 1 A A NE2 CD2 HIS HIS 26 26 -0.069 0.011 1.373 1.304 N 1 A A NE2 CD2 HIS HIS 153 153 -0.077 0.011 1.373 1.296 N 1 A A NE2 CD2 HIS HIS 289 289 -0.067 0.011 1.373 1.306 N 1 A MET 69 53.67 -148.20 1 A TYR 105 56.30 76.78 1 A LEU 220 -103.38 -117.09 1 A SER 258 -142.19 -4.26 THE STRUCTURE WAS SOLVED BY MULTIPLE ISOMORPHOUS REPLACEMENT, USING FOUR HEAVY ATOM DERIVATIVES, COMBINED WITH MOLECULAR REPLACEMENT, USING THE C ALPHA COORDINATES OF THE S. AUREUS PC1 BETA-LACTAMASE, REFINED AT 2.5 RESOLUTION (HERZBERG AND MOULT, 1987, SCIENCE, 236:694-701). 0.164 0.164 1.8 5.0 22510 1 1.0 1.8 5.0 199 2236 5 0 2032 0.019 2.66 model building X-PLOR refinement PROLSQ refinement X-PLOR phasing X-PLOR BETA-LACTAMASE TEM1 (E.C.3.5.2.6) CRYSTAL STRUCTURE OF ESCHERICHIA COLI TEM1 BETA-LACTAMASE AT 1.8 ANGSTROMS RESOLUTION 1 N N 2 N N 3 N N A HIS 26 A HIS 1 HELX_P A LEU 40 A LEU 15 1 H1 15 A MET 69 A MET 44 HELX_P BEARS THE CATALYTIC SERINE A THR 71 A THR 46 5 H2A 3 A PHE 72 A PHE 47 HELX_P A ASP 85 A ASP 60 1 H2B 14 A THR 109 A THR 84 HELX_P A LYS 111 A LYS 86 5 H3 3 A VAL 119 A VAL 94 HELX_P A THR 128 A THR 103 1 H4 10 A ASN 132 A ASN 107 HELX_P A ILE 142 A ILE 117 1 H5 11 A PRO 145 A PRO 120 HELX_P A ASN 154 A ASN 129 1 H6 10 A GLU 168 A GLU 143 HELX_P A ASN 170 A ASN 145 5 H7 3 A PRO 183 A PRO 158 HELX_P A THR 195 A THR 170 1 H8 13 A LEU 201 A LEU 176 HELX_P A GLU 212 A GLU 187 1 H9 12 A LEU 221 A LEU 196 HELX_P A ALA 224 A ALA 199 5 H10 4 A MET 272 A MET 245 HELX_P A LYS 288 A LYS 261 1 H11 17 disulf 2.014 A CYS 77 A SG CYS 52 1_555 A CYS 123 A SG CYS 98 1_555 HYDROLASE HYDROLASE A GLU 166 A GLU 141 1 A PRO 167 A PRO 142 0.92 BLAT_ECOLI UNP 1 1 P62593 MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYIELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLS RIDAGQEQLGRRIHYSQNDLVEYSPVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRL DRWEPELNEAIPNDERDTTMPVAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSALPAGWFIADKSGAGERGS RGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGASLIKHW 24 286 1BTL 26 290 P62593 A 1 1 263 5 anti-parallel anti-parallel anti-parallel anti-parallel A ILE 56 A ILE 31 A PHE 60 A PHE 35 A ARG 43 A ARG 18 A ASP 50 A ASP 25 A ARG 259 A ARG 232 A THR 266 A THR 239 A ARG 244 A ARG 218 A GLY 251 A GLY 225 A PHE 230 A PHE 205 A ALA 237 A ALA 212 Unknown 11 BINDING SITE FOR RESIDUE SO4 A 291 Software 7 A SER 70 A SER 45 11 1_555 A LYS 73 A LYS 48 11 1_555 A SER 130 A SER 105 11 1_555 A ASN 132 A ASN 107 11 1_555 A GLU 166 A GLU 141 11 1_555 A LYS 234 A LYS 209 11 1_555 A SER 235 A SER 210 11 1_555 A GLY 236 A GLY 211 11 1_555 A ALA 237 A ALA 212 11 1_555 A GLY 238 A GLY 213 11 1_555 A ARG 244 A ARG 218 11 1_555 A SER 70 A SER 45 7 1_555 A SER 130 A SER 105 7 1_555 A SER 235 A SER 210 7 1_555 A GLY 236 A GLY 211 7 1_555 A ARG 244 A ARG 218 7 1_555 A HOH 323 C HOH 7 1_555 A HOH 437 C HOH 7 1_555 19 P 21 21 21