0.008017 0.000000 0.000000 0.000000 0.008017 0.000000 0.000000 0.000000 0.013912 0.00000 0.00000 0.00000 CIS PROLINE - PRO 139 CIS PROLINE - PRO 326 White, C.L. Janakiraman, M.N. Laver, W.G. Philippon, C. Vasella, A. Air, G.M. Luo, M. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 8 90.00 90.00 90.00 124.730 124.730 71.880 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 C10 H20 N O9 P 329.241 (1R)-4-acetamido-1,5-anhydro-2,4-dideoxy-1-phosphono-D-glycero-D-galacto-octitol D-saccharide 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 C8 H15 N O6 221.208 2-acetamido-2-deoxy-beta-D-glucopyranose D-saccharide, beta 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 UK J.Mol.Biol. JMOBAK 0070 0022-2836 245 623 634 10.1006/jmbi.1994.0051 7844831 A sialic acid-derived phosphonate analog inhibits different strains of influenza virus neuraminidase with different efficiencies. 1995 US Biochemistry BICHAW 0033 0006-2960 33 8172 Structure of Influenza Virus Neuraminidase B(Slash)Lee(Slash)40 Complexed with Sialic Acid and a Dehydro Analog at 1.8 Angstroms Resolution: Implications for the Catalytic Mechanism 1994 UK J.Mol.Biol. JMOBAK 0070 0022-2836 221 473 Three-Dimensional Structure of the Influenza Virus A(Slash)Tokyo(Slash)3(Slash)67 at 2.2 Angstroms Resolution 1991 UK J.Mol.Biol. JMOBAK 0070 0022-2836 221 487 Refined Atomic Structures of N9 Subtype Influenza Virus Neuraminidase and Escape Mutants 1991 SZ Helv.Chim.Acta HCACAV 0010 0018-019X 73 1359 Phosphonic-Acid Analogs of the N-Acetyl-2-Deoxyneuraminic Acids: Synthesis and Inhibition of Vibrio Choleae Sialidase 1990 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 43460.348 INFLUENZA VIRUS B/LEE/40 NEURAMINIDASE 3.2.1.18 1 man polymer 221.208 2-acetamido-2-deoxy-beta-D-glucopyranose 1 man non-polymer 40.078 CALCIUM ION 2 syn non-polymer 329.241 (1R)-4-acetamido-1,5-anhydro-2,4-dideoxy-1-phosphono-D-glycero-D-galacto-octitol 1 syn non-polymer 18.015 water 117 nat water no no EPEWTYPRLSCQGSTFQKALLISPHRFGEIKGNSAPLIIREPFVACGPKECRHFALTHYAAQPGGYYNGTRKDRNKLRHL VSVKLGKIPTVENSIFHMAAWSGSACHDGREWTYIGVDGPDNDALVKIKYGEAYTDTYHSYAHNILRTQESACNCIGGDC YLMITDGSASGISKCRFLKIREGRIIKEILPTGRVEHTEECTCGFASNKTIECACRDNSYTAKRPFVKLNVETDTAEIRL MCTKTYLDTPRPDDGSIAGPCESNGDKWLGGIKGGFVHQRMASKIGRWYSRTMSKTNRMGMELYVRYDGDPWTDSDALTL SGVMVSIEEPGWYSFGFEIKDKKCDVPCIGIEMVHDGGKDTWHSAATAIYCLMGSGQLLWDTVTGVDMAL EPEWTYPRLSCQGSTFQKALLISPHRFGEIKGNSAPLIIREPFVACGPKECRHFALTHYAAQPGGYYNGTRKDRNKLRHL VSVKLGKIPTVENSIFHMAAWSGSACHDGREWTYIGVDGPDNDALVKIKYGEAYTDTYHSYAHNILRTQESACNCIGGDC YLMITDGSASGISKCRFLKIREGRIIKEILPTGRVEHTEECTCGFASNKTIECACRDNSYTAKRPFVKLNVETDTAEIRL MCTKTYLDTPRPDDGSIAGPCESNGDKWLGGIKGGFVHQRMASKIGRWYSRTMSKTNRMGMELYVRYDGDPWTDSDALTL SGVMVSIEEPGWYSFGFEIKDKKCDVPCIGIEMVHDGGKDTWHSAATAIYCLMGSGQLLWDTVTGVDMAL 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 n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n Influenzavirus B sample 293 11520 Influenza B virus 293 3.22 61.74 NATIVE CRYSTALS SOAKED IN 10MM EPANA SOLUTION, PH 7.4. atom_site chem_comp entity pdbx_chem_comp_identifier pdbx_database_status pdbx_entity_nonpoly pdbx_struct_conn_angle struct_conn struct_ref_seq_dif struct_site struct_site_gen repository Initial release Carbohydrate remediation repository Remediation Version format compliance Derived calculations Version format compliance Atomic model Atomic model Data collection Database references Derived calculations Other Structure summary 1 0 1995-02-07 1 1 2008-03-03 1 2 2011-07-13 1 3 2011-11-16 2 0 2020-07-29 _atom_site.auth_atom_id _atom_site.label_atom_id _chem_comp.name _chem_comp.type _entity.pdbx_description _pdbx_database_status.process_site _pdbx_entity_nonpoly.name _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.ptnr1_symmetry _pdbx_struct_conn_angle.ptnr2_auth_seq_id _pdbx_struct_conn_angle.ptnr2_label_asym_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.ptnr3_symmetry _pdbx_struct_conn_angle.value _struct_conn.pdbx_dist_value _struct_conn.pdbx_leaving_atom_flag _struct_conn.pdbx_role _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.ptnr1_symmetry _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_conn.ptnr2_symmetry _struct_ref_seq_dif.details DGlcpNAcb N-acetyl-b-D-glucopyranosamine b-D-GlcpNAc GlcNAc Y BNL 1994-09-26 REL REL NAG 2-acetamido-2-deoxy-beta-D-glucopyranose CA CALCIUM ION EQP (1R)-4-acetamido-1,5-anhydro-2,4-dideoxy-1-phosphono-D-glycero-D-galacto-octitol HOH water TWO CALCIUMS ATOMS ARE INCLUDED IN THE REFINED STRUCTURE. RESIDUE CA 467 STABILIZES A LOOP NEAR THE NEURAMINIDASE ACTIVE SITE, WHILE CA 468 IS LOCATED ON THE CRYSTALLOGRAPHIC NEURAMINIDASE TETRAMER FOUR-FOLD AXIS. THE EQUATORIAL PHOSPHONATE INHIBITOR IS RESIDUE EQP 500. EQP IS AN EQUATORIAL PHOSPHONATE ANALOG OF O-SIALIC ACID. EPANA SEE WALLIMAN & VASELLA (1990) FOR SYNTHESIS. NAG 284 2 NAG A NAG 467 A CA 467 3 CA CA 468 A CA 468 3 CA CA 469 A EQP 500 4 EQP EQP 500 A HOH 501 5 HOH HOH 501 A HOH 502 5 HOH HOH 502 A HOH 503 5 HOH HOH 503 A HOH 504 5 HOH HOH 504 A HOH 505 5 HOH HOH 505 A HOH 506 5 HOH HOH 506 A HOH 507 5 HOH HOH 507 A HOH 508 5 HOH HOH 508 A HOH 509 5 HOH HOH 509 A HOH 510 5 HOH HOH 510 A HOH 511 5 HOH HOH 511 A HOH 512 5 HOH HOH 512 A HOH 513 5 HOH HOH 513 A HOH 514 5 HOH HOH 514 A HOH 515 5 HOH HOH 515 A HOH 516 5 HOH HOH 516 A HOH 517 5 HOH HOH 517 A HOH 518 5 HOH HOH 518 A HOH 519 5 HOH HOH 519 A HOH 520 5 HOH HOH 520 A HOH 521 5 HOH HOH 521 A HOH 522 5 HOH HOH 522 A HOH 523 5 HOH HOH 523 A HOH 524 5 HOH HOH 524 A HOH 525 5 HOH HOH 525 A HOH 526 5 HOH HOH 526 A HOH 527 5 HOH HOH 527 A HOH 528 5 HOH HOH 528 A HOH 529 5 HOH HOH 529 A HOH 530 5 HOH HOH 530 A HOH 531 5 HOH HOH 531 A HOH 532 5 HOH HOH 532 A HOH 533 5 HOH HOH 533 A HOH 534 5 HOH HOH 534 A HOH 535 5 HOH HOH 535 A HOH 536 5 HOH HOH 536 A HOH 537 5 HOH HOH 537 A HOH 538 5 HOH HOH 538 A HOH 539 5 HOH HOH 539 A HOH 540 5 HOH HOH 540 A HOH 541 5 HOH HOH 541 A HOH 542 5 HOH HOH 542 A HOH 543 5 HOH HOH 543 A HOH 544 5 HOH HOH 544 A HOH 545 5 HOH HOH 545 A HOH 546 5 HOH HOH 546 A HOH 547 5 HOH HOH 547 A HOH 548 5 HOH HOH 548 A HOH 549 5 HOH HOH 549 A HOH 550 5 HOH HOH 550 A HOH 551 5 HOH HOH 551 A HOH 552 5 HOH HOH 552 A HOH 553 5 HOH HOH 553 A HOH 554 5 HOH HOH 554 A HOH 555 5 HOH HOH 555 A HOH 556 5 HOH HOH 556 A HOH 557 5 HOH HOH 557 A HOH 558 5 HOH HOH 558 A HOH 559 5 HOH HOH 559 A HOH 560 5 HOH HOH 560 A HOH 561 5 HOH HOH 561 A HOH 562 5 HOH HOH 562 A HOH 563 5 HOH HOH 563 A HOH 564 5 HOH HOH 564 A HOH 565 5 HOH HOH 565 A HOH 566 5 HOH HOH 566 A HOH 567 5 HOH HOH 567 A HOH 568 5 HOH HOH 568 A HOH 569 5 HOH HOH 569 A HOH 570 5 HOH HOH 570 A HOH 571 5 HOH HOH 571 A HOH 572 5 HOH HOH 572 A HOH 573 5 HOH HOH 573 A HOH 574 5 HOH HOH 574 A HOH 575 5 HOH HOH 575 A HOH 576 5 HOH HOH 576 A HOH 577 5 HOH HOH 577 A HOH 578 5 HOH HOH 578 A HOH 579 5 HOH HOH 579 A HOH 580 5 HOH HOH 580 A HOH 581 5 HOH HOH 581 A HOH 582 5 HOH HOH 582 A HOH 583 5 HOH HOH 583 A HOH 584 5 HOH HOH 584 A HOH 585 5 HOH HOH 585 A HOH 586 5 HOH HOH 586 A HOH 587 5 HOH HOH 587 A HOH 588 5 HOH HOH 588 A HOH 589 5 HOH HOH 589 A HOH 590 5 HOH HOH 590 A HOH 591 5 HOH HOH 591 A HOH 592 5 HOH HOH 592 A HOH 593 5 HOH HOH 593 A HOH 594 5 HOH HOH 594 A HOH 595 5 HOH HOH 595 A HOH 596 5 HOH HOH 596 A HOH 597 5 HOH HOH 597 A HOH 598 5 HOH HOH 598 A HOH 599 5 HOH HOH 599 A HOH 600 5 HOH HOH 600 A HOH 601 5 HOH HOH 601 A HOH 602 5 HOH HOH 602 A HOH 603 5 HOH HOH 603 A HOH 604 5 HOH HOH 604 A HOH 605 5 HOH HOH 605 A HOH 606 5 HOH HOH 606 A HOH 607 5 HOH HOH 607 A HOH 608 5 HOH HOH 608 A HOH 609 5 HOH HOH 609 A HOH 610 5 HOH HOH 610 A HOH 611 5 HOH HOH 611 A HOH 612 5 HOH HOH 612 A HOH 613 5 HOH HOH 613 A HOH 614 5 HOH HOH 614 A HOH 615 5 HOH HOH 615 A HOH 616 5 HOH HOH 616 A HOH 617 5 HOH HOH 617 A GLU 77 n 1 GLU 77 A PRO 78 n 2 PRO 78 A GLU 79 n 3 GLU 79 A TRP 80 n 4 TRP 80 A THR 81 n 5 THR 81 A TYR 82 n 6 TYR 82 A PRO 83 n 7 PRO 83 A ARG 84 n 8 ARG 84 A LEU 85 n 9 LEU 85 A SER 86 n 10 SER 86 A CYS 87 n 11 CYS 87 A GLN 88 n 12 GLN 88 A GLY 89 n 13 GLY 89 A SER 90 n 14 SER 90 A THR 91 n 15 THR 91 A PHE 92 n 16 PHE 92 A GLN 93 n 17 GLN 93 A LYS 94 n 18 LYS 94 A ALA 95 n 19 ALA 95 A LEU 96 n 20 LEU 96 A LEU 97 n 21 LEU 97 A ILE 98 n 22 ILE 98 A SER 99 n 23 SER 99 A PRO 100 n 24 PRO 100 A HIS 101 n 25 HIS 101 A ARG 102 n 26 ARG 102 A PHE 103 n 27 PHE 103 A GLY 104 n 28 GLY 104 A GLU 105 n 29 GLU 105 A ILE 106 n 30 ILE 106 A LYS 107 n 31 LYS 107 A GLY 108 n 32 GLY 108 A ASN 109 n 33 ASN 109 A SER 110 n 34 SER 110 A ALA 111 n 35 ALA 111 A PRO 112 n 36 PRO 112 A LEU 113 n 37 LEU 113 A ILE 114 n 38 ILE 114 A ILE 115 n 39 ILE 115 A ARG 116 n 40 ARG 116 A GLU 117 n 41 GLU 117 A PRO 118 n 42 PRO 118 A PHE 119 n 43 PHE 119 A VAL 120 n 44 VAL 120 A ALA 121 n 45 ALA 121 A CYS 122 n 46 CYS 122 A GLY 123 n 47 GLY 123 A PRO 124 n 48 PRO 124 A LYS 125 n 49 LYS 125 A GLU 126 n 50 GLU 126 A CYS 127 n 51 CYS 127 A ARG 128 n 52 ARG 128 A HIS 129 n 53 HIS 129 A PHE 130 n 54 PHE 130 A ALA 131 n 55 ALA 131 A LEU 132 n 56 LEU 132 A THR 133 n 57 THR 133 A HIS 134 n 58 HIS 134 A TYR 135 n 59 TYR 135 A ALA 136 n 60 ALA 136 A ALA 137 n 61 ALA 137 A GLN 138 n 62 GLN 138 A PRO 139 n 63 PRO 139 A GLY 140 n 64 GLY 140 A GLY 141 n 65 GLY 141 A TYR 142 n 66 TYR 142 A TYR 143 n 67 TYR 143 A ASN 144 n 68 ASN 144 A GLY 145 n 69 GLY 145 A THR 146 n 70 THR 146 A ARG 147 n 71 ARG 147 A LYS 148 n 72 LYS 148 A ASP 149 n 73 ASP 149 A ARG 150 n 74 ARG 150 A ASN 151 n 75 ASN 151 A LYS 152 n 76 LYS 152 A LEU 153 n 77 LEU 153 A ARG 154 n 78 ARG 154 A HIS 155 n 79 HIS 155 A LEU 156 n 80 LEU 156 A VAL 157 n 81 VAL 157 A SER 158 n 82 SER 158 A VAL 159 n 83 VAL 159 A LYS 160 n 84 LYS 160 A LEU 161 n 85 LEU 161 A GLY 162 n 86 GLY 162 A LYS 163 n 87 LYS 163 A ILE 164 n 88 ILE 164 A PRO 165 n 89 PRO 165 A THR 166 n 90 THR 166 A VAL 167 n 91 VAL 167 A GLU 168 n 92 GLU 168 A ASN 169 n 93 ASN 169 A SER 170 n 94 SER 170 A ILE 171 n 95 ILE 171 A PHE 172 n 96 PHE 172 A HIS 173 n 97 HIS 173 A MET 174 n 98 MET 174 A ALA 175 n 99 ALA 175 A ALA 176 n 100 ALA 176 A TRP 177 n 101 TRP 177 A SER 178 n 102 SER 178 A GLY 179 n 103 GLY 179 A SER 180 n 104 SER 180 A ALA 181 n 105 ALA 181 A CYS 182 n 106 CYS 182 A HIS 183 n 107 HIS 183 A ASP 184 n 108 ASP 184 A GLY 185 n 109 GLY 185 A ARG 186 n 110 ARG 186 A GLU 187 n 111 GLU 187 A TRP 188 n 112 TRP 188 A THR 189 n 113 THR 189 A TYR 190 n 114 TYR 190 A ILE 191 n 115 ILE 191 A GLY 192 n 116 GLY 192 A VAL 193 n 117 VAL 193 A ASP 194 n 118 ASP 194 A GLY 195 n 119 GLY 195 A PRO 196 n 120 PRO 196 A ASP 197 n 121 ASP 197 A ASN 198 n 122 ASN 198 A ASP 199 n 123 ASP 199 A ALA 200 n 124 ALA 200 A LEU 201 n 125 LEU 201 A VAL 202 n 126 VAL 202 A LYS 203 n 127 LYS 203 A ILE 204 n 128 ILE 204 A LYS 205 n 129 LYS 205 A TYR 206 n 130 TYR 206 A GLY 207 n 131 GLY 207 A GLU 208 n 132 GLU 208 A ALA 209 n 133 ALA 209 A TYR 210 n 134 TYR 210 A THR 211 n 135 THR 211 A ASP 212 n 136 ASP 212 A THR 213 n 137 THR 213 A TYR 214 n 138 TYR 214 A HIS 215 n 139 HIS 215 A SER 216 n 140 SER 216 A TYR 217 n 141 TYR 217 A ALA 218 n 142 ALA 218 A HIS 219 n 143 HIS 219 A ASN 220 n 144 ASN 220 A ILE 221 n 145 ILE 221 A LEU 222 n 146 LEU 222 A ARG 223 n 147 ARG 223 A THR 224 n 148 THR 224 A GLN 225 n 149 GLN 225 A GLU 226 n 150 GLU 226 A SER 227 n 151 SER 227 A ALA 228 n 152 ALA 228 A CYS 229 n 153 CYS 229 A ASN 230 n 154 ASN 230 A CYS 231 n 155 CYS 231 A ILE 232 n 156 ILE 232 A GLY 233 n 157 GLY 233 A GLY 234 n 158 GLY 234 A ASP 235 n 159 ASP 235 A CYS 236 n 160 CYS 236 A TYR 237 n 161 TYR 237 A LEU 238 n 162 LEU 238 A MET 239 n 163 MET 239 A ILE 240 n 164 ILE 240 A THR 241 n 165 THR 241 A ASP 242 n 166 ASP 242 A GLY 243 n 167 GLY 243 A SER 244 n 168 SER 244 A ALA 245 n 169 ALA 245 A SER 246 n 170 SER 246 A GLY 247 n 171 GLY 247 A ILE 248 n 172 ILE 248 A SER 249 n 173 SER 249 A LYS 250 n 174 LYS 250 A CYS 251 n 175 CYS 251 A ARG 252 n 176 ARG 252 A PHE 253 n 177 PHE 253 A LEU 254 n 178 LEU 254 A LYS 255 n 179 LYS 255 A ILE 256 n 180 ILE 256 A ARG 257 n 181 ARG 257 A GLU 258 n 182 GLU 258 A GLY 259 n 183 GLY 259 A ARG 260 n 184 ARG 260 A ILE 261 n 185 ILE 261 A ILE 262 n 186 ILE 262 A LYS 263 n 187 LYS 263 A GLU 264 n 188 GLU 264 A ILE 265 n 189 ILE 265 A LEU 266 n 190 LEU 266 A PRO 267 n 191 PRO 267 A THR 268 n 192 THR 268 A GLY 269 n 193 GLY 269 A ARG 270 n 194 ARG 270 A VAL 271 n 195 VAL 271 A GLU 272 n 196 GLU 272 A HIS 273 n 197 HIS 273 A THR 274 n 198 THR 274 A GLU 275 n 199 GLU 275 A GLU 276 n 200 GLU 276 A CYS 277 n 201 CYS 277 A THR 278 n 202 THR 278 A CYS 279 n 203 CYS 279 A GLY 280 n 204 GLY 280 A PHE 281 n 205 PHE 281 A ALA 282 n 206 ALA 282 A SER 283 n 207 SER 283 A ASN 284 n 208 ASN 284 A LYS 285 n 209 LYS 285 A THR 286 n 210 THR 286 A ILE 287 n 211 ILE 287 A GLU 288 n 212 GLU 288 A CYS 289 n 213 CYS 289 A ALA 290 n 214 ALA 290 A CYS 291 n 215 CYS 291 A ARG 292 n 216 ARG 292 A ASP 293 n 217 ASP 293 A ASN 294 n 218 ASN 294 A SER 295 n 219 SER 295 A TYR 296 n 220 TYR 296 A THR 297 n 221 THR 297 A ALA 298 n 222 ALA 298 A LYS 299 n 223 LYS 299 A ARG 300 n 224 ARG 300 A PRO 301 n 225 PRO 301 A PHE 302 n 226 PHE 302 A VAL 303 n 227 VAL 303 A LYS 304 n 228 LYS 304 A LEU 305 n 229 LEU 305 A ASN 306 n 230 ASN 306 A VAL 307 n 231 VAL 307 A GLU 308 n 232 GLU 308 A THR 309 n 233 THR 309 A ASP 310 n 234 ASP 310 A THR 311 n 235 THR 311 A ALA 312 n 236 ALA 312 A GLU 313 n 237 GLU 313 A ILE 314 n 238 ILE 314 A ARG 315 n 239 ARG 315 A LEU 316 n 240 LEU 316 A MET 317 n 241 MET 317 A CYS 318 n 242 CYS 318 A THR 319 n 243 THR 319 A LYS 320 n 244 LYS 320 A THR 321 n 245 THR 321 A TYR 322 n 246 TYR 322 A LEU 323 n 247 LEU 323 A ASP 324 n 248 ASP 324 A THR 325 n 249 THR 325 A PRO 326 n 250 PRO 326 A ARG 327 n 251 ARG 327 A PRO 328 n 252 PRO 328 A ASP 329 n 253 ASP 329 A ASP 330 n 254 ASP 330 A GLY 331 n 255 GLY 331 A SER 332 n 256 SER 332 A ILE 333 n 257 ILE 333 A ALA 334 n 258 ALA 334 A GLY 335 n 259 GLY 335 A PRO 336 n 260 PRO 336 A CYS 337 n 261 CYS 337 A GLU 338 n 262 GLU 338 A SER 339 n 263 SER 339 A ASN 340 n 264 ASN 340 A GLY 341 n 265 GLY 341 A ASP 342 n 266 ASP 342 A LYS 343 n 267 LYS 343 A TRP 344 n 268 TRP 344 A LEU 345 n 269 LEU 345 A GLY 346 n 270 GLY 346 A GLY 347 n 271 GLY 347 A ILE 348 n 272 ILE 348 A LYS 349 n 273 LYS 349 A GLY 350 n 274 GLY 350 A GLY 351 n 275 GLY 351 A PHE 352 n 276 PHE 352 A VAL 353 n 277 VAL 353 A HIS 354 n 278 HIS 354 A GLN 355 n 279 GLN 355 A ARG 356 n 280 ARG 356 A MET 357 n 281 MET 357 A ALA 358 n 282 ALA 358 A SER 359 n 283 SER 359 A LYS 360 n 284 LYS 360 A ILE 361 n 285 ILE 361 A GLY 362 n 286 GLY 362 A ARG 363 n 287 ARG 363 A TRP 364 n 288 TRP 364 A TYR 365 n 289 TYR 365 A SER 366 n 290 SER 366 A ARG 367 n 291 ARG 367 A THR 368 n 292 THR 368 A MET 369 n 293 MET 369 A SER 370 n 294 SER 370 A LYS 371 n 295 LYS 371 A THR 372 n 296 THR 372 A ASN 373 n 297 ASN 373 A ARG 374 n 298 ARG 374 A MET 375 n 299 MET 375 A GLY 376 n 300 GLY 376 A MET 377 n 301 MET 377 A GLU 378 n 302 GLU 378 A LEU 379 n 303 LEU 379 A TYR 380 n 304 TYR 380 A VAL 381 n 305 VAL 381 A ARG 382 n 306 ARG 382 A TYR 383 n 307 TYR 383 A ASP 384 n 308 ASP 384 A GLY 385 n 309 GLY 385 A ASP 386 n 310 ASP 386 A PRO 387 n 311 PRO 387 A TRP 388 n 312 TRP 388 A THR 389 n 313 THR 389 A ASP 390 n 314 ASP 390 A SER 391 n 315 SER 391 A ASP 392 n 316 ASP 392 A ALA 393 n 317 ALA 393 A LEU 394 n 318 LEU 394 A THR 395 n 319 THR 395 A LEU 396 n 320 LEU 396 A SER 397 n 321 SER 397 A GLY 398 n 322 GLY 398 A VAL 399 n 323 VAL 399 A MET 400 n 324 MET 400 A VAL 401 n 325 VAL 401 A SER 402 n 326 SER 402 A ILE 403 n 327 ILE 403 A GLU 404 n 328 GLU 404 A GLU 405 n 329 GLU 405 A PRO 406 n 330 PRO 406 A GLY 407 n 331 GLY 407 A TRP 408 n 332 TRP 408 A TYR 409 n 333 TYR 409 A SER 410 n 334 SER 410 A PHE 411 n 335 PHE 411 A GLY 412 n 336 GLY 412 A PHE 413 n 337 PHE 413 A GLU 414 n 338 GLU 414 A ILE 415 n 339 ILE 415 A LYS 416 n 340 LYS 416 A ASP 417 n 341 ASP 417 A LYS 418 n 342 LYS 418 A LYS 419 n 343 LYS 419 A CYS 420 n 344 CYS 420 A ASP 421 n 345 ASP 421 A VAL 422 n 346 VAL 422 A PRO 423 n 347 PRO 423 A CYS 424 n 348 CYS 424 A ILE 425 n 349 ILE 425 A GLY 426 n 350 GLY 426 A ILE 427 n 351 ILE 427 A GLU 428 n 352 GLU 428 A MET 429 n 353 MET 429 A VAL 430 n 354 VAL 430 A HIS 431 n 355 HIS 431 A ASP 432 n 356 ASP 432 A GLY 433 n 357 GLY 433 A GLY 434 n 358 GLY 434 A LYS 435 n 359 LYS 435 A ASP 436 n 360 ASP 436 A THR 437 n 361 THR 437 A TRP 438 n 362 TRP 438 A HIS 439 n 363 HIS 439 A SER 440 n 364 SER 440 A ALA 441 n 365 ALA 441 A ALA 442 n 366 ALA 442 A THR 443 n 367 THR 443 A ALA 444 n 368 ALA 444 A ILE 445 n 369 ILE 445 A TYR 446 n 370 TYR 446 A CYS 447 n 371 CYS 447 A LEU 448 n 372 LEU 448 A MET 449 n 373 MET 449 A GLY 450 n 374 GLY 450 A SER 451 n 375 SER 451 A GLY 452 n 376 GLY 452 A GLN 453 n 377 GLN 453 A LEU 454 n 378 LEU 454 A LEU 455 n 379 LEU 455 A TRP 456 n 380 TRP 456 A ASP 457 n 381 ASP 457 A THR 458 n 382 THR 458 A VAL 459 n 383 VAL 459 A THR 460 n 384 THR 460 A GLY 461 n 385 GLY 461 A VAL 462 n 386 VAL 462 A ASP 463 n 387 ASP 463 A MET 464 n 388 MET 464 A ALA 465 n 389 ALA 465 A LEU 466 n 390 LEU 466 A author_and_software_defined_assembly PISA,PQS 4 tetrameric 19480 -123 45970 A GLU 168 A OE1 GLU 92 1_555 A CA 469 D CA CA 1_555 A GLU 168 A OE1 GLU 92 3_545 89.8 A GLU 168 A OE1 GLU 92 1_555 A CA 469 D CA CA 1_555 A GLU 168 A OE1 GLU 92 2_655 175.2 A GLU 168 A OE1 GLU 92 3_545 A CA 469 D CA CA 1_555 A GLU 168 A OE1 GLU 92 2_655 89.9 A GLU 168 A OE1 GLU 92 1_555 A CA 469 D CA CA 1_555 A GLU 168 A OE1 GLU 92 4_555 89.9 A GLU 168 A OE1 GLU 92 3_545 A CA 469 D CA CA 1_555 A GLU 168 A OE1 GLU 92 4_555 175.2 A GLU 168 A OE1 GLU 92 2_655 A CA 469 D CA CA 1_555 A GLU 168 A OE1 GLU 92 4_555 90.0 A ASP 293 A O ASP 217 1_555 A CA 468 C CA CA 1_555 A THR 297 A O THR 221 1_555 91.1 A ASP 293 A O ASP 217 1_555 A CA 468 C CA CA 1_555 A ASP 324 A OD2 ASP 248 1_555 89.9 A THR 297 A O THR 221 1_555 A CA 468 C CA CA 1_555 A ASP 324 A OD2 ASP 248 1_555 102.4 A ASP 293 A O ASP 217 1_555 A CA 468 C CA CA 1_555 A GLY 346 A O GLY 270 1_555 98.0 A THR 297 A O THR 221 1_555 A CA 468 C CA CA 1_555 A GLY 346 A O GLY 270 1_555 151.1 A ASP 324 A OD2 ASP 248 1_555 A CA 468 C CA CA 1_555 A GLY 346 A O GLY 270 1_555 105.0 A ASP 293 A O ASP 217 1_555 A CA 468 C CA CA 1_555 A HOH 501 F O HOH 1_555 173.9 A THR 297 A O THR 221 1_555 A CA 468 C CA CA 1_555 A HOH 501 F O HOH 1_555 83.5 A ASP 324 A OD2 ASP 248 1_555 A CA 468 C CA CA 1_555 A HOH 501 F O HOH 1_555 94.1 A GLY 346 A O GLY 270 1_555 A CA 468 C CA CA 1_555 A HOH 501 F O HOH 1_555 85.5 A ASP 293 A O ASP 217 1_555 A CA 468 C CA CA 1_555 A HOH 502 F O HOH 1_555 81.2 A THR 297 A O THR 221 1_555 A CA 468 C CA CA 1_555 A HOH 502 F O HOH 1_555 79.3 A ASP 324 A OD2 ASP 248 1_555 A CA 468 C CA CA 1_555 A HOH 502 F O HOH 1_555 171.0 A GLY 346 A O GLY 270 1_555 A CA 468 C CA CA 1_555 A HOH 502 F O HOH 1_555 75.2 A HOH 501 F O HOH 1_555 A CA 468 C CA CA 1_555 A HOH 502 F O HOH 1_555 94.9 A ASN 284 GLYCOSYLATION SITE A ASN 208 ASN 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 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 2_655 -x+1,-y,z crystal symmetry operation 124.7300000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 3_545 -y+1/2,x-1/2,z crystal symmetry operation 62.3650000000 -62.3650000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 4_555 y+1/2,-x+1/2,z crystal symmetry operation 62.3650000000 62.3650000000 0.0000000000 A N ILE 98 A N ILE 22 A O THR 443 A O THR 367 A N LEU 448 A N LEU 372 A O PRO 423 A O PRO 347 A N GLY 426 A N GLY 350 A O PHE 411 A O PHE 335 A O ALA 121 A O ALA 45 A N ARG 128 A N ARG 52 A N THR 133 A N THR 57 A O HIS 155 A O HIS 79 A O SER 158 A O SER 82 A N ILE 171 A N ILE 95 A O CYS 182 A O CYS 106 A N THR 189 A N THR 113 A O ASP 194 A O ASP 118 A N LEU 201 A N LEU 125 A N TYR 206 A N TYR 130 A O ALA 209 A O ALA 133 A N ILE 265 A N ILE 189 A O PHE 253 A O PHE 177 A O ILE 256 A O ILE 180 A N CYS 236 A N CYS 160 A O THR 241 A O THR 165 A N ARG 223 A N ARG 147 A N ILE 265 A N ILE 189 A O PHE 253 A O PHE 177 A O ILE 256 A O ILE 180 A N CYS 236 A N CYS 160 A N TYR 237 A N TYR 161 A O ASN 230 A O ASN 154 A N THR 268 A N THR 192 A O ALA 312 A O ALA 236 A O ARG 315 A O ARG 239 A N PHE 302 A N PHE 226 A N LEU 305 A N LEU 229 A O ILE 287 A O ILE 211 A N ARG 292 A N ARG 216 A O GLU 275 A O GLU 199 A O GLN 355 A O GLN 279 A N GLY 362 A N GLY 286 A O ARG 367 A O ARG 291 A N GLU 378 A N GLU 302 A O VAL 381 A O VAL 305 A N THR 395 A N THR 319 1 A CA 469 D CA 1 A A HH22 HOP3 ARG EQP 374 500 0.81 1 A A HG HE2 SER HIS 158 173 0.99 1 A A H1 H1 HOH HOH 595 596 1.06 1 A A H H2 SER HOH 110 509 1.10 1 A A HD21 H2 ASN HOH 230 559 1.14 1 A A H H2 PHE HOH 281 575 1.15 1 A A H H2 GLY HOH 145 606 1.15 1 A A H H1 GLY HOH 350 585 1.16 1 A A H H2 ASN HOH 198 543 1.17 1 A A HG1 H2 THR HOH 443 611 1.18 1 A A H H2 ALA HOH 312 569 1.19 1 A A HE2 HG HIS SER 101 440 1.20 1 A A HG1 HG1 THR THR 309 311 1.22 1 A A H H2 LYS HOH 94 613 1.24 1 A A HE21 H GLN LEU 93 455 1.27 1 A A HD1 H2 HIS HOH 173 536 1.27 1 A A H H1 HIS HOH 101 603 1.28 1 A A HG1 H THR ASN 166 169 1.28 1 A A HH H TYR ILE 322 333 1.31 1 A A HH H1 TYR HOH 210 549 1.32 1 A A HH11 HD21 ARG ASN 270 340 1.33 1 A A HZ2 H1 LYS HOH 263 565 1.35 1 A A O H1 GLY HOH 412 573 1.49 1 A A O H1 ASP HOH 384 592 1.53 1 A A NH2 HOP3 ARG EQP 374 500 1.56 1 A A HH22 O3P ARG EQP 116 500 1.59 1 6.82 1.10 114.20 121.02 A A A CA CB SG CYS CYS CYS 229 229 229 N 1 A A HH H TYR ASP 142 463 1.12 1_555 4_555 1 A A H H2 ALA HOH 137 508 1.16 1_555 4_555 1 A A H H2 GLN HOH 453 551 1.23 1_555 3_545 1 A A H HE2 LEU HIS 97 155 1.35 1_555 3_545 1 A GLU 126 173.79 145.05 1 A ARG 186 -130.58 -32.95 1 A ASP 199 -164.55 57.70 1 A ILE 221 51.00 71.08 1 A THR 224 -127.57 -154.48 1 A SER 283 -173.28 -174.86 1 A ARG 382 -161.74 117.38 1 A ASP 384 53.57 -155.65 1 A TRP 408 -103.01 -125.05 13.13 0.154 0.154 2.4 8.0 16341 1 2.0 0.22 2.4 8.0 117 3194 37 0 3040 0.012 1.77 26.88 1.45 1INV 17019 2.0 1 72.3 model building X-PLOR refinement X-PLOR phasing X-PLOR INFLUENZA B/LEE/40 NEURAMINIDASE (SIALIDASE) (E.C.3.2.1.18) COMPLEXED WITH EPANA INHIBITOR (4-ACETAMIDO-2,4-DIDEOXY-D-GLYCERO-ALPHA-D-GALACTO-1-OCTOPYRANOSYL) PHOSPHONIC ACID A SIALIC ACID DERIVED PHOSPHONATE ANALOG INHIBITS DIFFERENT STRAINS OF INFLUENZA VIRUS NEURAMINIDASE WITH DIFFERENT EFFICIENCIES 1 N N 2 N N 3 N N 3 N N 4 N N 5 N N A SER 99 A SER 23 HELX_P A GLY 104 A GLY 28 5 1 6 A PRO 196 A PRO 120 HELX_P A ASP 199 A ASP 123 5 2 4 disulf 2.014 A CYS 87 A SG CYS 11 1_555 A CYS 420 A SG CYS 344 1_555 disulf 2.025 A CYS 122 A SG CYS 46 1_555 A CYS 127 A SG CYS 51 1_555 disulf 2.017 A CYS 182 A SG CYS 106 1_555 A CYS 229 A SG CYS 153 1_555 disulf 2.029 A CYS 231 A SG CYS 155 1_555 A CYS 236 A SG CYS 160 1_555 disulf 2.020 A CYS 277 A SG CYS 201 1_555 A CYS 291 A SG CYS 215 1_555 disulf 2.022 A CYS 279 A SG CYS 203 1_555 A CYS 289 A SG CYS 213 1_555 disulf 2.020 A CYS 318 A SG CYS 242 1_555 A CYS 337 A SG CYS 261 1_555 disulf 2.024 A CYS 424 A SG CYS 348 1_555 A CYS 447 A SG CYS 371 1_555 covale 1.440 one A N-Glycosylation A ASN 284 A ND2 ASN 208 1_555 A NAG 467 B C1 NAG 1_555 metalc 2.264 A GLU 168 A OE1 GLU 92 1_555 A CA 469 D CA CA 1_555 metalc 2.263 A GLU 168 A OE1 GLU 92 3_545 A CA 469 D CA CA 1_555 metalc 2.260 A GLU 168 A OE1 GLU 92 2_655 A CA 469 D CA CA 1_555 metalc 2.261 A GLU 168 A OE1 GLU 92 4_555 A CA 469 D CA CA 1_555 metalc 2.476 A ASP 293 A O ASP 217 1_555 A CA 468 C CA CA 1_555 metalc 2.535 A THR 297 A O THR 221 1_555 A CA 468 C CA CA 1_555 metalc 2.262 A ASP 324 A OD2 ASP 248 1_555 A CA 468 C CA CA 1_555 metalc 2.400 A GLY 346 A O GLY 270 1_555 A CA 468 C CA CA 1_555 metalc 2.547 A CA 468 C CA CA 1_555 A HOH 501 F O HOH 1_555 metalc 2.476 A CA 468 C CA CA 1_555 A HOH 502 F O HOH 1_555 HYDROLASE HYDROLASE, O-GLYCOSYL, NEURAMINIDASE, SIALIDASE A GLN 138 A GLN 62 1 A PRO 139 A PRO 63 0.39 A THR 325 A THR 249 1 A PRO 326 A PRO 250 -0.57 NRAM_INBLE UNP 1 1 P03474 MLPSTVQTLTLLLTSGGVLLSLYVSASLSYLLYSDVLLKFSSTKTTAPTMSLECTNASNAQTVNHSATKEMTFPPPEPEW TYPRLSCQGSTFQKALLISPHRFGEIKGNSAPLIIREPFVACGPKECRHFALTHYAAQPGGYYNGTRKDRNKLRHLVSVK LGKIPTVENSIFHMAAWSGSACHDGREWTYIGVDGPDNDALVKIKYGEAYTDTYHSYAHNILRTQESACNCIGGDCYLMI TDGSASGISKCRFLKIREGRIIKEILPTGRVEHTEECTCGFASNKTIECACRDNSYTAKRPFVKLNVETDTAEIRLMCTK TYLDTPRPDDGSIAGPCESNGDKWLGGIKGGFVHQRMASKIGRWYSRTMSKTNRMGMELYVKYDGDPWTDSDALTLSGVM VSIEEPGWYSFGFEIKDKKCDVPCIGIEMVHDGGKDTWHSAATAIYCLMGSGQLLWDTVTGVDMAL 77 466 1INV 77 466 P03474 A 1 1 390 1 LYS conflict ARG 382 1INV A P03474 UNP 382 306 4 4 4 4 4 5 4 anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel A PHE 92 A PHE 16 A ILE 98 A ILE 22 A SER 440 A SER 364 A LEU 448 A LEU 372 A ASP 421 A ASP 345 A HIS 431 A HIS 355 A SER 410 A SER 334 A LYS 416 A LYS 340 A LEU 113 A LEU 37 A CYS 122 A CYS 46 A CYS 127 A CYS 51 A ALA 137 A ALA 61 A HIS 155 A HIS 79 A LYS 160 A LYS 84 A ILE 171 A ILE 95 A ALA 175 A ALA 99 A SER 178 A SER 102 A HIS 183 A HIS 107 A TRP 188 A TRP 112 A ASP 194 A ASP 118 A LEU 201 A LEU 125 A TYR 206 A TYR 130 A ALA 209 A ALA 133 A HIS 215 A HIS 139 A ARG 260 A ARG 184 A ILE 265 A ILE 189 A SER 249 A SER 173 A ARG 257 A ARG 181 A ASP 235 A ASP 159 A GLY 243 A GLY 167 A ARG 223 A ARG 147 A THR 224 A THR 148 A ARG 260 A ARG 184 A ILE 265 A ILE 189 A SER 249 A SER 173 A ARG 257 A ARG 181 A ASP 235 A ASP 159 A GLY 243 A GLY 167 A ASN 230 A ASN 154 A ILE 232 A ILE 156 A THR 268 A THR 192 A GLY 269 A GLY 193 A THR 311 A THR 235 A LEU 316 A LEU 240 A PRO 301 A PRO 225 A ASN 306 A ASN 230 A THR 286 A THR 210 A ARG 292 A ARG 216 A GLU 275 A GLU 199 A PHE 281 A PHE 205 A PHE 352 A PHE 276 A ARG 356 A ARG 280 A ILE 361 A ILE 285 A ARG 367 A ARG 291 A MET 375 A MET 299 A TYR 383 A TYR 307 A THR 395 A THR 319 A PRO 406 A PRO 330 SUBSTRATE (SIALIC ACID) BINDING RESIDUES IN CATALYTIC SITE Author 11 A ARG 116 A ARG 40 11 1_555 A GLU 117 A GLU 41 11 1_555 A ASP 149 A ASP 73 11 1_555 A ARG 150 A ARG 74 11 1_555 A TRP 177 A TRP 101 11 1_555 A ILE 221 A ILE 145 11 1_555 A ARG 223 A ARG 147 11 1_555 A GLU 275 A GLU 199 11 1_555 A ARG 292 A ARG 216 11 1_555 A ARG 374 A ARG 298 11 1_555 A TYR 409 A TYR 333 11 1_555 90 P 4 21 2