0.039631 0.000000 0.010676 0.000000 0.018245 0.000000 0.000000 0.000000 0.027864 0.00000 0.00000 0.00000 Lahr, S.J. Stayrook, S.E. North, B. Kaplan, J. Geremia, S. DeGrado, W. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.00 105.08 90.00 25.233 54.810 37.168 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 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 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 S C N 76 N C N 77 N O N 78 N C N 79 N C N 80 N C N 81 N O N 82 N N N 83 N O N 84 N H 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 N N 95 S C N 96 N C N 97 N O N 98 N C N 99 N C N 100 N C N 101 N O N 102 N O N 103 N O N 104 N H 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 N N 114 N C N 115 N C 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 N N 124 S C N 125 N C N 126 N O N 127 N C Y 128 N C Y 129 N N Y 130 N C Y 131 N C Y 132 N N N 133 N O N 134 N H 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 O N 145 N H N 146 N H N 147 N N N 148 S C N 149 N C N 150 N O N 151 S C N 152 N C N 153 N C N 154 N C N 155 N O N 156 N H 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 N N 170 S C N 171 N C N 172 N O N 173 N C N 174 N C N 175 N C N 176 N C N 177 N O N 178 N H N 179 N H N 180 N H N 181 N H N 182 N H N 183 N H N 184 N 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 N N 192 S C N 193 N C N 194 N O N 195 N C N 196 N C N 197 N C N 198 N C N 199 N N N 200 N O N 201 N H 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 N N 217 S C N 218 N C N 219 N O N 220 N C N 221 N C N 222 N S N 223 N C N 224 N O N 225 N H N 226 N H N 227 N H N 228 N H N 229 N H N 230 N H N 231 N H N 232 N H N 233 N H N 234 N H N 235 N H N 236 N N N 237 S C N 238 N C N 239 N O N 240 N C N 241 N C N 242 N C N 243 N O N 244 N H N 245 N H N 246 N H N 247 N H N 248 N H N 249 N H N 250 N H N 251 N H N 252 N H N 253 N N N 254 S C N 255 N C N 256 N O N 257 N C N 258 N O N 259 N O N 260 N H N 261 N H N 262 N H N 263 N H N 264 N H N 265 N H N 266 N H N 267 N N N 268 S C N 269 N C N 270 N O N 271 R C N 272 N O N 273 N C N 274 N O N 275 N H N 276 N H N 277 N H N 278 N H N 279 N H N 280 N H N 281 N H N 282 N H N 283 N H N 284 N N N 285 S C N 286 N C N 287 N O N 288 N C Y 289 N C Y 290 N C Y 291 N C Y 292 N N Y 293 N C Y 294 N C Y 295 N C Y 296 N C Y 297 N C N 298 N O N 299 N H N 300 N H N 301 N H N 302 N H N 303 N H N 304 N H N 305 N H N 306 N H N 307 N H N 308 N H N 309 N H N 310 N H N 311 N N N 312 S C N 313 N C N 314 N O N 315 N C Y 316 N C Y 317 N C Y 318 N C Y 319 N C Y 320 N C Y 321 N C N 322 N O N 323 N O 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 H N 333 N H N 334 N H N 335 N N N 336 S C N 337 N C N 338 N O N 339 N C N 340 N C N 341 N C N 342 N O 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 H N 350 N H N 351 N H N 352 N H N 353 N H N 354 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 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 N 235 N sing N 236 N sing N 237 N sing N 238 N sing N 239 N sing N 240 N sing N 241 N sing N 242 N sing N 243 N sing N 244 N sing N 245 N sing N 246 N sing N 247 N doub N 248 N sing N 249 N sing N 250 N sing N 251 N sing N 252 N sing N 253 N sing N 254 N sing N 255 N sing N 256 N sing N 257 N sing N 258 N sing N 259 N sing N 260 N doub 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 sing N 271 N sing N 272 N sing N 273 N sing N 274 N sing N 275 N sing N 276 N doub N 277 N sing N 278 N sing N 279 N sing N 280 N sing Y 281 N doub Y 282 N sing Y 283 N sing N 284 N sing Y 285 N doub Y 286 N sing Y 287 N sing N 288 N sing Y 289 N sing Y 290 N doub N 291 N sing Y 292 N doub N 293 N sing Y 294 N sing N 295 N sing N 296 N sing N 297 N sing N 298 N sing N 299 N sing N 300 N sing N 301 N sing N 302 N sing N 303 N sing N 304 N doub N 305 N sing N 306 N sing N 307 N sing N 308 N sing Y 309 N doub Y 310 N sing Y 311 N sing N 312 N sing Y 313 N doub N 314 N sing Y 315 N doub N 316 N sing Y 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 sing N 326 N sing N 327 N sing N 328 N doub 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 UK J.Mol.Biol. JMOBAK 0070 0022-2836 346 1441 1454 10.1016/j.jmb.2004.12.016 15713492 Analysis and Design of Turns in alpha-Helical Hairpins 2005 10.2210/pdb1mft/pdb pdb_00001mft 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 100 1 27-pole hybrid wiggler CCD 2001-10-31 ADSC QUANTUM 4 Si III SINGLE WAVELENGTH M x-ray 1 1.605 1.0 X25 NSLS 1.605 SYNCHROTRON NSLS BEAMLINE X25 6477.396 Four-helix bundle model 2 man polymer 65.409 ZINC ION 2 syn non-polymer 18.015 water 13 nat water due ferri (II) turn mutant no no MDYLRELYKLEQQAMKLYREASEKARNPEKKSVLQKILEDEEKHIEWLETING MDYLRELYKLEQQAMKLYREASEKARNPEKKSVLQKILEDEEKHIEWLETING A,B 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 Escherichia Escherichia Escherichia coli sample 562 Escherichia coli 469008 Escherichia coli BL21(DE3) BL21 (DE3) PLASMID pET21A 1 1.92 35.79 VAPOR DIFFUSION, HANGING DROP 6.5 PEG 300, zinc chloride, bis-tris, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K 291 software chem_comp_atom chem_comp_bond database_2 pdbx_initial_refinement_model pdbx_struct_conn_angle struct_conn struct_site repository Initial release Version format compliance Version format compliance Refinement description Data collection Database references Derived calculations Refinement description 1 0 2004-01-20 1 1 2008-04-28 1 2 2011-07-13 1 3 2017-10-11 1 4 2024-02-14 _software.name _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_struct_conn_angle.ptnr1_auth_asym_id _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_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.value _struct_conn.pdbx_dist_value _struct_conn.ptnr1_auth_asym_id _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_asym_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 Crystal Structure Of Four-Helix Bundle Model Crystal Structure Of Four-Helix Bundle Model Crystal Structure Of Four-Helix Bundle Model RCSB Y RCSB 2002-08-13 REL REL ZN ZINC ION HOH water 1EC5 PDB ENTRY 1EC5 PDB experimental model ZN 60 2 ZN ZN 60 A ZN 60 2 ZN ZN 60 B HOH 2 3 HOH HOH 61 A HOH 6 3 HOH HOH 62 A HOH 7 3 HOH HOH 63 A HOH 8 3 HOH HOH 64 A HOH 10 3 HOH HOH 65 A HOH 11 3 HOH HOH 66 A HOH 1 3 HOH HOH 61 B HOH 3 3 HOH HOH 62 B HOH 4 3 HOH HOH 63 B HOH 5 3 HOH HOH 64 B HOH 9 3 HOH HOH 65 B HOH 12 3 HOH HOH 66 B HOH 13 3 HOH HOH 67 B n 1 1 A ASP 2 n 2 ASP 2 A TYR 3 n 3 TYR 3 A LEU 4 n 4 LEU 4 A ARG 5 n 5 ARG 5 A GLU 6 n 6 GLU 6 A LEU 7 n 7 LEU 7 A TYR 8 n 8 TYR 8 A LYS 9 n 9 LYS 9 A LEU 10 n 10 LEU 10 A GLU 11 n 11 GLU 11 A GLN 12 n 12 GLN 12 A GLN 13 n 13 GLN 13 A ALA 14 n 14 ALA 14 A MET 15 n 15 MET 15 A LYS 16 n 16 LYS 16 A LEU 17 n 17 LEU 17 A TYR 18 n 18 TYR 18 A ARG 19 n 19 ARG 19 A GLU 20 n 20 GLU 20 A ALA 21 n 21 ALA 21 A SER 22 n 22 SER 22 A GLU 23 n 23 GLU 23 A LYS 24 n 24 LYS 24 A ALA 25 n 25 ALA 25 A ARG 26 n 26 ARG 26 A ASN 27 n 27 ASN 27 A PRO 28 n 28 PRO 28 A GLU 29 n 29 GLU 29 A LYS 30 n 30 LYS 30 A LYS 31 n 31 LYS 31 A SER 32 n 32 SER 32 A VAL 33 n 33 VAL 33 A LEU 34 n 34 LEU 34 A GLN 35 n 35 GLN 35 A LYS 36 n 36 LYS 36 A ILE 37 n 37 ILE 37 A LEU 38 n 38 LEU 38 A GLU 39 n 39 GLU 39 A ASP 40 n 40 ASP 40 A GLU 41 n 41 GLU 41 A GLU 42 n 42 GLU 42 A LYS 43 n 43 LYS 43 A HIS 44 n 44 HIS 44 A ILE 45 n 45 ILE 45 A GLU 46 n 46 GLU 46 A TRP 47 n 47 TRP 47 A LEU 48 n 48 LEU 48 A GLU 49 n 49 GLU 49 A THR 50 n 50 THR 50 A ILE 51 n 51 ILE 51 A ASN 52 n 52 ASN 52 A n 53 53 A n 1 1 B ASP 2 n 2 ASP 2 B TYR 3 n 3 TYR 3 B LEU 4 n 4 LEU 4 B ARG 5 n 5 ARG 5 B GLU 6 n 6 GLU 6 B LEU 7 n 7 LEU 7 B TYR 8 n 8 TYR 8 B LYS 9 n 9 LYS 9 B LEU 10 n 10 LEU 10 B GLU 11 n 11 GLU 11 B GLN 12 n 12 GLN 12 B GLN 13 n 13 GLN 13 B ALA 14 n 14 ALA 14 B MET 15 n 15 MET 15 B LYS 16 n 16 LYS 16 B LEU 17 n 17 LEU 17 B TYR 18 n 18 TYR 18 B ARG 19 n 19 ARG 19 B GLU 20 n 20 GLU 20 B ALA 21 n 21 ALA 21 B SER 22 n 22 SER 22 B GLU 23 n 23 GLU 23 B LYS 24 n 24 LYS 24 B ALA 25 n 25 ALA 25 B ARG 26 n 26 ARG 26 B ASN 27 n 27 ASN 27 B PRO 28 n 28 PRO 28 B GLU 29 n 29 GLU 29 B LYS 30 n 30 LYS 30 B LYS 31 n 31 LYS 31 B SER 32 n 32 SER 32 B VAL 33 n 33 VAL 33 B LEU 34 n 34 LEU 34 B GLN 35 n 35 GLN 35 B LYS 36 n 36 LYS 36 B ILE 37 n 37 ILE 37 B LEU 38 n 38 LEU 38 B GLU 39 n 39 GLU 39 B ASP 40 n 40 ASP 40 B GLU 41 n 41 GLU 41 B GLU 42 n 42 GLU 42 B LYS 43 n 43 LYS 43 B HIS 44 n 44 HIS 44 B ILE 45 n 45 ILE 45 B GLU 46 n 46 GLU 46 B TRP 47 n 47 TRP 47 B LEU 48 n 48 LEU 48 B GLU 49 n 49 GLU 49 B THR 50 n 50 THR 50 B ILE 51 n 51 ILE 51 B ASN 52 n 52 ASN 52 B n 53 53 B author_and_software_defined_assembly PISA 2 dimeric 2450 -101 6420 A GLU 11 A OE2 GLU 11 1_555 A ZN 60 C ZN ZN 1_555 A GLU 11 A OE1 GLU 11 1_555 55.6 A GLU 11 A OE2 GLU 11 1_555 A ZN 60 C ZN ZN 1_555 A GLU 41 A OE1 GLU 41 1_555 126.9 A GLU 11 A OE1 GLU 11 1_555 A ZN 60 C ZN ZN 1_555 A GLU 41 A OE1 GLU 41 1_555 76.6 A GLU 11 A OE2 GLU 11 1_555 A ZN 60 C ZN ZN 1_555 A HIS 44 A ND1 HIS 44 1_555 108.3 A GLU 11 A OE1 GLU 11 1_555 A ZN 60 C ZN ZN 1_555 A HIS 44 A ND1 HIS 44 1_555 105.0 A GLU 41 A OE1 GLU 41 1_555 A ZN 60 C ZN ZN 1_555 A HIS 44 A ND1 HIS 44 1_555 105.0 A GLU 11 A OE2 GLU 11 1_555 A ZN 60 C ZN ZN 1_555 B GLU 41 B OE2 GLU 41 1_555 85.0 A GLU 11 A OE1 GLU 11 1_555 A ZN 60 C ZN ZN 1_555 B GLU 41 B OE2 GLU 41 1_555 122.9 A GLU 41 A OE1 GLU 41 1_555 A ZN 60 C ZN ZN 1_555 B GLU 41 B OE2 GLU 41 1_555 105.8 A HIS 44 A ND1 HIS 44 1_555 A ZN 60 C ZN ZN 1_555 B GLU 41 B OE2 GLU 41 1_555 127.5 A GLU 41 A OE2 GLU 41 1_555 B ZN 60 D ZN ZN 1_555 B GLU 11 B OE1 GLU 11 1_555 79.7 A GLU 41 A OE2 GLU 41 1_555 B ZN 60 D ZN ZN 1_555 B GLU 11 B OE2 GLU 11 1_555 123.3 B GLU 11 B OE1 GLU 11 1_555 B ZN 60 D ZN ZN 1_555 B GLU 11 B OE2 GLU 11 1_555 57.0 A GLU 41 A OE2 GLU 41 1_555 B ZN 60 D ZN ZN 1_555 B GLU 41 B OE1 GLU 41 1_555 116.2 B GLU 11 B OE1 GLU 11 1_555 B ZN 60 D ZN ZN 1_555 B GLU 41 B OE1 GLU 41 1_555 160.4 B GLU 11 B OE2 GLU 11 1_555 B ZN 60 D ZN ZN 1_555 B GLU 41 B OE1 GLU 41 1_555 103.5 A GLU 41 A OE2 GLU 41 1_555 B ZN 60 D ZN ZN 1_555 B HIS 44 B ND1 HIS 44 1_555 103.3 B GLU 11 B OE1 GLU 11 1_555 B ZN 60 D ZN ZN 1_555 B HIS 44 B ND1 HIS 44 1_555 108.3 B GLU 11 B OE2 GLU 11 1_555 B ZN 60 D ZN ZN 1_555 B HIS 44 B ND1 HIS 44 1_555 122.8 B GLU 41 B OE1 GLU 41 1_555 B ZN 60 D ZN ZN 1_555 B HIS 44 B ND1 HIS 44 1_555 80.3 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 1 A MET 1 A MET 1 1 Y 1 A GLY 53 A GLY 53 1 Y 1 B MET 1 B MET 1 1 Y 1 B GLY 53 B GLY 53 1 Y PROTEIN_REP.PARAM PROTEIN.TOP ION.PARAM ION.TOP WATER_REP.PARAM WATER.TOP 32.1 10.24 0.00 -5.93 -3.39 0.00 -6.85 0.266 0.018 0.222 0.227 0.222 2.50 18.21 224 3229 3199 7.0 93.4 RANDOM 336592.54 336592.54 0 1 RESTRAINED THROUGHOUT 0.0 MOLECULAR REPLACEMENT PDB ENTRY 1EC5 Engh & Huber FLAT MODEL 42.0375 0.389022 0.37 .3 5 0.44 .24 2.50 18.21 13 897 2 0 882 0.008 1.1 17.6 0.72 2.31 1.50 3.51 2.00 6.18 2.00 8.05 2.50 0.35 0.055 0.255 2.66 41 496 6 7.6 95.7 25.7 2.5 50 1MFT 3444 3229 1.0 1.0 0.1 0.1 1 6.5 2.0 93.8 0.217 2.50 2.57 3.0 268 0.217 2.0 97.8 data collection MADNESS data reduction DENZO data scaling SCALEPACK phasing AMoRE refinement CNS 1.1 data reduction MADNESS Crystal Structure Of Four-Helix Bundle Model 1 N N 1 N N 2 N N 2 N N 3 N N 3 N N A ASP 2 A ASP 2 HELX_P A ALA 25 A ALA 25 1 1 24 A ASN 27 A ASN 27 HELX_P A ILE 51 A ILE 51 1 2 25 B ASP 2 B ASP 2 HELX_P B ALA 25 B ALA 25 1 3 24 B ASN 27 B ASN 27 HELX_P B ILE 51 B ILE 51 1 4 25 metalc 2.284 A GLU 11 A OE2 GLU 11 1_555 A ZN 60 C ZN ZN 1_555 metalc 2.413 A GLU 11 A OE1 GLU 11 1_555 A ZN 60 C ZN ZN 1_555 metalc 1.991 A GLU 41 A OE1 GLU 41 1_555 A ZN 60 C ZN ZN 1_555 metalc 2.137 A GLU 41 A OE2 GLU 41 1_555 B ZN 60 D ZN ZN 1_555 metalc 2.128 A HIS 44 A ND1 HIS 44 1_555 A ZN 60 C ZN ZN 1_555 metalc 2.496 A ZN 60 C ZN ZN 1_555 B GLU 41 B OE2 GLU 41 1_555 metalc 2.342 B GLU 11 B OE1 GLU 11 1_555 B ZN 60 D ZN ZN 1_555 metalc 2.227 B GLU 11 B OE2 GLU 11 1_555 B ZN 60 D ZN ZN 1_555 metalc 2.711 B GLU 41 B OE1 GLU 41 1_555 B ZN 60 D ZN ZN 1_555 metalc 2.000 B HIS 44 B ND1 HIS 44 1_555 B ZN 60 D ZN ZN 1_555 DE NOVO PROTEIN ALPHA-HELICAL BUNDLE, PROTEIN DESIGN, HELIX TURN HELIX, DE NOVO PROTEIN 1MFT PDB 1 1MFT 1 53 1MFT 1 53 1MFT A 1 1 53 1 53 1MFT 1 53 1MFT B 1 1 53 BINDING SITE FOR RESIDUE ZN A 60 A ZN 60 Software 4 BINDING SITE FOR RESIDUE ZN B 60 B ZN 60 Software 4 A GLU 11 A GLU 11 4 1_555 A GLU 41 A GLU 41 4 1_555 A HIS 44 A HIS 44 4 1_555 B GLU 41 B GLU 41 4 1_555 A GLU 41 A GLU 41 4 1_555 B GLU 11 B GLU 11 4 1_555 B GLU 41 B GLU 41 4 1_555 B HIS 44 B HIS 44 4 1_555 4 P 1 21 1