0.012711 0.000000 0.006499 0.000000 0.024564 0.000000 0.000000 0.000000 0.020049 0.00000 0.00000 0.00000 CIS PROLINE - PRO A 9 CIS PROLINE - PRO B 9 CIS PROLINE - PRO C 9 SOLVENT MOLECULE IN SPECIAL POSITION ON CRYSTAL TWO-FOLD AXIS. Bilwes, A. Rees, B. Moras, D. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 12 90.00 117.08 90.00 78.670 40.710 56.020 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 Cl -1 35.453 CHLORIDE ION non-polymer C3 H7 N O2 S 121.158 y CYSTEINE L-peptide linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C2 H5 N O2 75.067 y GLYCINE 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 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 CL N 75 N N N 76 R C N 77 N C N 78 N O N 79 N C N 80 N S N 81 N O 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 H N 89 N N N 90 S C N 91 N C N 92 N O N 93 N C N 94 N C N 95 N C N 96 N O N 97 N N N 98 N O 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 H N 109 N N N 110 N C N 111 N C N 112 N O N 113 N O N 114 N H N 115 N H N 116 N H N 117 N H N 118 N H N 119 N O N 120 N H N 121 N H N 122 N N N 123 S C N 124 N C N 125 N O N 126 S C N 127 N C N 128 N C N 129 N C N 130 N O N 131 N H N 132 N H N 133 N H 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 N N 145 S C N 146 N C N 147 N O N 148 N C N 149 N C N 150 N C N 151 N C N 152 N O N 153 N H N 154 N H N 155 N H 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 N N 167 S C N 168 N C N 169 N O N 170 N C N 171 N C N 172 N C N 173 N C N 174 N N N 175 N O 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 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 S N 198 N C N 199 N O N 200 N H 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 N N 212 S C N 213 N C N 214 N O N 215 N C Y 216 N C Y 217 N C Y 218 N C Y 219 N C Y 220 N C Y 221 N C N 222 N O 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 H N 231 N H N 232 N H N 233 N H N 234 N N N 235 S C N 236 N C N 237 N O N 238 N C N 239 N C N 240 N C N 241 N O 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 H N 251 N N N 252 S C N 253 N C N 254 N O N 255 N C N 256 N O N 257 N O N 258 N H N 259 N H N 260 N H N 261 N H N 262 N H N 263 N H N 264 N H N 265 N N N 266 S C N 267 N C N 268 N O N 269 R C N 270 N O N 271 N C N 272 N O N 273 N H N 274 N H 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 N N 283 S C N 284 N C N 285 N O N 286 N C Y 287 N C Y 288 N C Y 289 N C Y 290 N N Y 291 N C Y 292 N C Y 293 N C Y 294 N C Y 295 N C 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 H N 305 N H N 306 N H N 307 N H N 308 N H N 309 N N N 310 S C N 311 N C N 312 N O N 313 N C Y 314 N C Y 315 N C Y 316 N C Y 317 N C Y 318 N C Y 319 N C N 320 N O N 321 N O N 322 N H N 323 N H N 324 N H N 325 N H N 326 N H N 327 N H N 328 N H N 329 N H N 330 N H N 331 N H N 332 N H N 333 N N N 334 S C N 335 N C N 336 N O N 337 N C N 338 N C N 339 N C N 340 N O N 341 N H N 342 N H N 343 N H N 344 N H N 345 N H N 346 N H N 347 N H N 348 N H N 349 N H N 350 N H N 351 N H N 1 N sing N 2 N sing N 3 N sing N 4 N sing N 5 N sing N 6 N sing N 7 N doub N 8 N sing N 9 N sing N 10 N sing N 11 N sing N 12 N sing N 13 N sing N 14 N sing N 15 N sing N 16 N sing N 17 N sing N 18 N sing N 19 N doub N 20 N sing N 21 N sing N 22 N sing N 23 N sing N 24 N sing N 25 N sing N 26 N sing N 27 N sing N 28 N sing N 29 N sing N 30 N sing N 31 N sing N 32 N sing N 33 N doub N 34 N sing N 35 N sing N 36 N sing N 37 N sing N 38 N sing N 39 N sing N 40 N sing N 41 N sing N 42 N sing N 43 N sing N 44 N sing N 45 N doub N 46 N sing N 47 N sing N 48 N sing N 49 N sing N 50 N doub N 51 N sing N 52 N sing N 53 N sing N 54 N sing N 55 N sing N 56 N sing N 57 N sing N 58 N sing N 59 N sing N 60 N sing N 61 N doub N 62 N sing N 63 N sing N 64 N sing N 65 N sing N 66 N doub N 67 N sing N 68 N sing N 69 N sing N 70 N sing N 71 N sing N 72 N sing N 73 N sing N 74 N sing N 75 N sing N 76 N doub N 77 N sing N 78 N sing N 79 N sing N 80 N sing N 81 N sing N 82 N sing N 83 N sing N 84 N 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 sing N 117 N sing N 118 N sing N 119 N doub 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 sing 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 sing N 136 N sing N 137 N sing N 138 N sing N 139 N sing N 140 N doub N 141 N sing N 142 N sing N 143 N sing N 144 N sing N 145 N sing 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 doub 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 sing N 180 N sing N 181 N sing N 182 N sing N 183 N sing N 184 N sing N 185 N doub 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 sing N 201 N sing N 202 N sing N 203 N sing N 204 N doub N 205 N sing N 206 N sing N 207 N sing N 208 N sing Y 209 N doub Y 210 N sing Y 211 N sing N 212 N sing Y 213 N doub N 214 N sing Y 215 N doub N 216 N sing Y 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 doub 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 sing N 244 N doub N 245 N sing N 246 N sing N 247 N sing N 248 N sing N 249 N sing N 250 N sing N 251 N sing N 252 N sing N 253 N sing N 254 N sing N 255 N sing N 256 N sing N 257 N doub N 258 N sing N 259 N sing N 260 N sing N 261 N sing N 262 N sing N 263 N sing N 264 N sing N 265 N sing N 266 N sing N 267 N sing N 268 N sing N 269 N sing N 270 N sing N 271 N sing N 272 N sing N 273 N doub N 274 N sing N 275 N sing N 276 N sing N 277 N sing Y 278 N doub Y 279 N sing Y 280 N sing N 281 N sing Y 282 N doub Y 283 N sing Y 284 N sing N 285 N sing Y 286 N sing Y 287 N doub N 288 N sing Y 289 N doub N 290 N sing Y 291 N sing N 292 N sing N 293 N sing N 294 N sing N 295 N sing N 296 N sing N 297 N sing N 298 N sing N 299 N sing N 300 N sing N 301 N doub N 302 N sing N 303 N sing N 304 N sing N 305 N sing Y 306 N doub Y 307 N sing Y 308 N sing N 309 N sing Y 310 N doub N 311 N sing Y 312 N doub N 313 N sing Y 314 N sing N 315 N sing N 316 N sing N 317 N sing N 318 N sing N 319 N sing N 320 N sing N 321 N sing N 322 N sing N 323 N sing N 324 N sing N 325 N doub N 326 N sing N 327 N sing N 328 N sing N 329 N sing N 330 N sing N 331 N sing N 332 N sing N 333 N sing N 334 N sing N 335 N sing N 336 N sing UK J.Mol.Biol. JMOBAK 0070 0022-2836 239 122 136 10.1006/jmbi.1994.1357 8196041 X-ray structure at 1.55 A of toxin gamma, a cardiotoxin from Naja nigricollis venom. Crystal packing reveals a model for insertion into membranes. 1994 10.2210/pdb1tgx/pdb pdb_00001tgx 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 6838.462 GAMMA-CARDIOTOXIN 3 man polymer 35.453 CHLORIDE ION 14 syn non-polymer 18.015 water 164 nat water no no LKCNQLIPPFWKTCPKGKNLCYKMTMRAAPMVPVKRGCIDVCPKSSLLIKYMCCNTDKCN LKCNQLIPPFWKTCPKGKNLCYKMTMRAAPMVPVKRGCIDVCPKSSLLIKYMCCNTDKCN A,B,C 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 spitting cobra Naja sample 8654 Naja nigricollis 1.94 36.76 pdbx_database_status struct_conf software software chem_comp_atom chem_comp_bond database_2 pdbx_entry_details pdbx_modification_feature struct_site repository Initial release Version format compliance Version format compliance Derived calculations Other Data collection Refinement description Data collection Refinement description Data collection Database references Derived calculations Structure summary 1 0 1994-04-30 1 1 2008-03-24 1 2 2011-07-13 1 3 2017-11-29 1 4 2019-07-17 1 5 2019-08-14 1 6 2024-10-23 _pdbx_database_status.process_site _software.classification _software.classification _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_entry_details.has_protein_modification _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id Y BNL 1993-11-24 REL REL CL CHLORIDE ION HOH water Y 14 SOLVENT MOLECULES WERE IDENTIFIED AS CHLORIDE ANIONS, BASED ON THEIR HIGH OCCUPANCY, WHEN REFINED AS WATER, AND ON THEIR PROXIMITY TO POSITIVE CHARGES OF THE PROTEIN (THE MOTHER LIQUOR IS A SOLUTION OF NACL). A CYS 3 Disulfide bridge SG A CYS 3 A CYS 21 SG A CYS 21 1_555 1_555 None A CYS 14 Disulfide bridge SG A CYS 14 A CYS 38 SG A CYS 38 1_555 1_555 None A CYS 42 Disulfide bridge SG A CYS 42 A CYS 53 SG A CYS 53 1_555 1_555 None A CYS 54 Disulfide bridge SG A CYS 54 A CYS 59 SG A CYS 59 1_555 1_555 None B CYS 3 Disulfide bridge SG B CYS 3 B CYS 21 SG B CYS 21 1_555 1_555 None B CYS 14 Disulfide bridge SG B CYS 14 B CYS 38 SG B CYS 38 1_555 1_555 None B CYS 42 Disulfide bridge SG B CYS 42 B CYS 53 SG B CYS 53 1_555 1_555 None B CYS 54 Disulfide bridge SG B CYS 54 B CYS 59 SG B CYS 59 1_555 1_555 None C CYS 3 Disulfide bridge SG C CYS 3 C CYS 21 SG C CYS 21 1_555 1_555 None C CYS 14 Disulfide bridge SG C CYS 14 C CYS 38 SG C CYS 38 1_555 1_555 None C CYS 42 Disulfide bridge SG C CYS 42 C CYS 53 SG C CYS 53 1_555 1_555 None C CYS 54 Disulfide bridge SG C CYS 54 C CYS 59 SG C CYS 59 1_555 1_555 None CL 102 2 CL CL 102 A CL 120 2 CL CL 120 A CL 242 2 CL CL 242 A CL 245 2 CL CL 245 A CL 260 2 CL CL 260 A CL 102 2 CL CL 102 B CL 106 2 CL CL 106 B CL 120 2 CL CL 120 B CL 123 2 CL CL 123 B CL 206 2 CL CL 206 B CL 270 2 CL CL 270 B CL 102 2 CL CL 102 C CL 106 2 CL CL 106 C CL 113 2 CL CL 113 C HOH 101 3 HOH HOH 261 A HOH 103 3 HOH HOH 262 A HOH 104 3 HOH HOH 263 A HOH 105 3 HOH HOH 264 A HOH 107 3 HOH HOH 265 A HOH 108 3 HOH HOH 266 A HOH 109 3 HOH HOH 267 A HOH 110 3 HOH HOH 268 A HOH 113 3 HOH HOH 269 A HOH 114 3 HOH HOH 270 A HOH 116 3 HOH HOH 271 A HOH 118 3 HOH HOH 272 A HOH 119 3 HOH HOH 273 A HOH 122 3 HOH HOH 274 A HOH 123 3 HOH HOH 275 A HOH 124 3 HOH HOH 276 A HOH 126 3 HOH HOH 277 A HOH 127 3 HOH HOH 278 A HOH 128 3 HOH HOH 279 A HOH 129 3 HOH HOH 280 A HOH 131 3 HOH HOH 281 A HOH 132 3 HOH HOH 282 A HOH 133 3 HOH HOH 283 A HOH 135 3 HOH HOH 284 A HOH 136 3 HOH HOH 285 A HOH 137 3 HOH HOH 286 A HOH 138 3 HOH HOH 287 A HOH 142 3 HOH HOH 288 A HOH 143 3 HOH HOH 289 A HOH 116 3 HOH HOH 290 A HOH 200 3 HOH HOH 291 A HOH 201 3 HOH HOH 292 A HOH 204 3 HOH HOH 293 A HOH 208 3 HOH HOH 294 A HOH 212 3 HOH HOH 295 A HOH 218 3 HOH HOH 296 A HOH 221 3 HOH HOH 297 A HOH 222 3 HOH HOH 298 A HOH 223 3 HOH HOH 299 A HOH 224 3 HOH HOH 300 A HOH 225 3 HOH HOH 301 A HOH 226 3 HOH HOH 302 A HOH 227 3 HOH HOH 303 A HOH 232 3 HOH HOH 304 A HOH 235 3 HOH HOH 305 A HOH 237 3 HOH HOH 306 A HOH 238 3 HOH HOH 307 A HOH 239 3 HOH HOH 308 A HOH 241 3 HOH HOH 309 A HOH 243 3 HOH HOH 310 A HOH 244 3 HOH HOH 311 A HOH 246 3 HOH HOH 312 A HOH 248 3 HOH HOH 313 A HOH 249 3 HOH HOH 314 A HOH 250 3 HOH HOH 315 A HOH 251 3 HOH HOH 316 A HOH 252 3 HOH HOH 317 A HOH 253 3 HOH HOH 318 A HOH 257 3 HOH HOH 319 A HOH 259 3 HOH HOH 320 A HOH 262 3 HOH HOH 321 A HOH 267 3 HOH HOH 322 A HOH 268 3 HOH HOH 323 A HOH 271 3 HOH HOH 324 A HOH 273 3 HOH HOH 325 A HOH 125 3 HOH HOH 271 B HOH 134 3 HOH HOH 272 B HOH 101 3 HOH HOH 273 B HOH 103 3 HOH HOH 274 B HOH 104 3 HOH HOH 275 B HOH 107 3 HOH HOH 276 B HOH 108 3 HOH HOH 277 B HOH 109 3 HOH HOH 278 B HOH 111 3 HOH HOH 279 B HOH 112 3 HOH HOH 280 B HOH 113 3 HOH HOH 281 B HOH 114 3 HOH HOH 282 B HOH 115 3 HOH HOH 283 B HOH 119 3 HOH HOH 284 B HOH 121 3 HOH HOH 285 B HOH 122 3 HOH HOH 286 B HOH 124 3 HOH HOH 287 B HOH 125 3 HOH HOH 288 B HOH 126 3 HOH HOH 289 B HOH 128 3 HOH HOH 290 B HOH 129 3 HOH HOH 291 B HOH 130 3 HOH HOH 292 B HOH 131 3 HOH HOH 293 B HOH 135 3 HOH HOH 294 B HOH 136 3 HOH HOH 295 B HOH 137 3 HOH HOH 296 B HOH 139 3 HOH HOH 297 B HOH 140 3 HOH HOH 298 B HOH 141 3 HOH HOH 299 B HOH 143 3 HOH HOH 300 B HOH 144 3 HOH HOH 301 B HOH 114 3 HOH HOH 302 B HOH 118 3 HOH HOH 303 B HOH 121 3 HOH HOH 304 B HOH 130 3 HOH HOH 305 B HOH 202 3 HOH HOH 306 B HOH 203 3 HOH HOH 307 B HOH 205 3 HOH HOH 308 B HOH 210 3 HOH HOH 309 B HOH 211 3 HOH HOH 310 B HOH 213 3 HOH HOH 311 B HOH 217 3 HOH HOH 312 B HOH 220 3 HOH HOH 313 B HOH 228 3 HOH HOH 314 B HOH 230 3 HOH HOH 315 B HOH 231 3 HOH HOH 316 B HOH 233 3 HOH HOH 317 B HOH 234 3 HOH HOH 318 B HOH 240 3 HOH HOH 319 B HOH 254 3 HOH HOH 320 B HOH 255 3 HOH HOH 321 B HOH 258 3 HOH HOH 322 B HOH 261 3 HOH HOH 323 B HOH 263 3 HOH HOH 324 B HOH 264 3 HOH HOH 325 B HOH 269 3 HOH HOH 326 B HOH 117 3 HOH HOH 114 C HOH 127 3 HOH HOH 115 C HOH 101 3 HOH HOH 116 C HOH 103 3 HOH HOH 117 C HOH 104 3 HOH HOH 118 C HOH 105 3 HOH HOH 119 C HOH 107 3 HOH HOH 120 C HOH 108 3 HOH HOH 121 C HOH 109 3 HOH HOH 122 C HOH 110 3 HOH HOH 123 C HOH 111 3 HOH HOH 124 C HOH 112 3 HOH HOH 125 C HOH 115 3 HOH HOH 126 C HOH 117 3 HOH HOH 127 C HOH 122 3 HOH HOH 128 C HOH 125 3 HOH HOH 129 C HOH 127 3 HOH HOH 130 C HOH 128 3 HOH HOH 131 C HOH 129 3 HOH HOH 132 C HOH 131 3 HOH HOH 133 C HOH 132 3 HOH HOH 134 C HOH 133 3 HOH HOH 135 C HOH 134 3 HOH HOH 136 C HOH 136 3 HOH HOH 137 C HOH 138 3 HOH HOH 138 C HOH 139 3 HOH HOH 139 C HOH 140 3 HOH HOH 140 C HOH 141 3 HOH HOH 141 C HOH 142 3 HOH HOH 142 C HOH 144 3 HOH HOH 143 C HOH 207 3 HOH HOH 144 C HOH 209 3 HOH HOH 145 C HOH 214 3 HOH HOH 146 C HOH 215 3 HOH HOH 147 C HOH 216 3 HOH HOH 148 C HOH 219 3 HOH HOH 149 C HOH 229 3 HOH HOH 150 C HOH 236 3 HOH HOH 151 C HOH 247 3 HOH HOH 152 C HOH 256 3 HOH HOH 153 C HOH 265 3 HOH HOH 154 C HOH 266 3 HOH HOH 155 C HOH 272 3 HOH HOH 156 C LEU 1 n 1 LEU 1 A LYS 2 n 2 LYS 2 A CYS 3 n 3 CYS 3 A ASN 4 n 4 ASN 4 A GLN 5 n 5 GLN 5 A LEU 6 n 6 LEU 6 A ILE 7 n 7 ILE 7 A PRO 8 n 8 PRO 8 A PRO 9 n 9 PRO 9 A PHE 10 n 10 PHE 10 A TRP 11 n 11 TRP 11 A LYS 12 n 12 LYS 12 A THR 13 n 13 THR 13 A CYS 14 n 14 CYS 14 A PRO 15 n 15 PRO 15 A LYS 16 n 16 LYS 16 A GLY 17 n 17 GLY 17 A LYS 18 n 18 LYS 18 A ASN 19 n 19 ASN 19 A LEU 20 n 20 LEU 20 A CYS 21 n 21 CYS 21 A TYR 22 n 22 TYR 22 A LYS 23 n 23 LYS 23 A MET 24 n 24 MET 24 A THR 25 n 25 THR 25 A MET 26 n 26 MET 26 A ARG 27 n 27 ARG 27 A ALA 28 n 28 ALA 28 A ALA 29 n 29 ALA 29 A PRO 30 n 30 PRO 30 A MET 31 n 31 MET 31 A VAL 32 n 32 VAL 32 A PRO 33 n 33 PRO 33 A VAL 34 n 34 VAL 34 A LYS 35 n 35 LYS 35 A ARG 36 n 36 ARG 36 A GLY 37 n 37 GLY 37 A CYS 38 n 38 CYS 38 A ILE 39 n 39 ILE 39 A ASP 40 n 40 ASP 40 A VAL 41 n 41 VAL 41 A CYS 42 n 42 CYS 42 A PRO 43 n 43 PRO 43 A LYS 44 n 44 LYS 44 A SER 45 n 45 SER 45 A SER 46 n 46 SER 46 A LEU 47 n 47 LEU 47 A LEU 48 n 48 LEU 48 A ILE 49 n 49 ILE 49 A LYS 50 n 50 LYS 50 A TYR 51 n 51 TYR 51 A MET 52 n 52 MET 52 A CYS 53 n 53 CYS 53 A CYS 54 n 54 CYS 54 A ASN 55 n 55 ASN 55 A THR 56 n 56 THR 56 A ASP 57 n 57 ASP 57 A LYS 58 n 58 LYS 58 A CYS 59 n 59 CYS 59 A ASN 60 n 60 ASN 60 A LEU 1 n 1 LEU 1 B LYS 2 n 2 LYS 2 B CYS 3 n 3 CYS 3 B ASN 4 n 4 ASN 4 B GLN 5 n 5 GLN 5 B LEU 6 n 6 LEU 6 B ILE 7 n 7 ILE 7 B PRO 8 n 8 PRO 8 B PRO 9 n 9 PRO 9 B PHE 10 n 10 PHE 10 B TRP 11 n 11 TRP 11 B LYS 12 n 12 LYS 12 B THR 13 n 13 THR 13 B CYS 14 n 14 CYS 14 B PRO 15 n 15 PRO 15 B LYS 16 n 16 LYS 16 B GLY 17 n 17 GLY 17 B LYS 18 n 18 LYS 18 B ASN 19 n 19 ASN 19 B LEU 20 n 20 LEU 20 B CYS 21 n 21 CYS 21 B TYR 22 n 22 TYR 22 B LYS 23 n 23 LYS 23 B MET 24 n 24 MET 24 B THR 25 n 25 THR 25 B MET 26 n 26 MET 26 B ARG 27 n 27 ARG 27 B ALA 28 n 28 ALA 28 B ALA 29 n 29 ALA 29 B PRO 30 n 30 PRO 30 B MET 31 n 31 MET 31 B VAL 32 n 32 VAL 32 B PRO 33 n 33 PRO 33 B VAL 34 n 34 VAL 34 B LYS 35 n 35 LYS 35 B ARG 36 n 36 ARG 36 B GLY 37 n 37 GLY 37 B CYS 38 n 38 CYS 38 B ILE 39 n 39 ILE 39 B ASP 40 n 40 ASP 40 B VAL 41 n 41 VAL 41 B CYS 42 n 42 CYS 42 B PRO 43 n 43 PRO 43 B LYS 44 n 44 LYS 44 B SER 45 n 45 SER 45 B SER 46 n 46 SER 46 B LEU 47 n 47 LEU 47 B LEU 48 n 48 LEU 48 B ILE 49 n 49 ILE 49 B LYS 50 n 50 LYS 50 B TYR 51 n 51 TYR 51 B MET 52 n 52 MET 52 B CYS 53 n 53 CYS 53 B CYS 54 n 54 CYS 54 B ASN 55 n 55 ASN 55 B THR 56 n 56 THR 56 B ASP 57 n 57 ASP 57 B LYS 58 n 58 LYS 58 B CYS 59 n 59 CYS 59 B ASN 60 n 60 ASN 60 B LEU 1 n 1 LEU 1 C LYS 2 n 2 LYS 2 C CYS 3 n 3 CYS 3 C ASN 4 n 4 ASN 4 C GLN 5 n 5 GLN 5 C LEU 6 n 6 LEU 6 C ILE 7 n 7 ILE 7 C PRO 8 n 8 PRO 8 C PRO 9 n 9 PRO 9 C PHE 10 n 10 PHE 10 C TRP 11 n 11 TRP 11 C LYS 12 n 12 LYS 12 C THR 13 n 13 THR 13 C CYS 14 n 14 CYS 14 C PRO 15 n 15 PRO 15 C LYS 16 n 16 LYS 16 C GLY 17 n 17 GLY 17 C LYS 18 n 18 LYS 18 C ASN 19 n 19 ASN 19 C LEU 20 n 20 LEU 20 C CYS 21 n 21 CYS 21 C TYR 22 n 22 TYR 22 C LYS 23 n 23 LYS 23 C MET 24 n 24 MET 24 C THR 25 n 25 THR 25 C MET 26 n 26 MET 26 C ARG 27 n 27 ARG 27 C ALA 28 n 28 ALA 28 C ALA 29 n 29 ALA 29 C PRO 30 n 30 PRO 30 C MET 31 n 31 MET 31 C VAL 32 n 32 VAL 32 C PRO 33 n 33 PRO 33 C VAL 34 n 34 VAL 34 C LYS 35 n 35 LYS 35 C ARG 36 n 36 ARG 36 C GLY 37 n 37 GLY 37 C CYS 38 n 38 CYS 38 C ILE 39 n 39 ILE 39 C ASP 40 n 40 ASP 40 C VAL 41 n 41 VAL 41 C CYS 42 n 42 CYS 42 C PRO 43 n 43 PRO 43 C LYS 44 n 44 LYS 44 C SER 45 n 45 SER 45 C SER 46 n 46 SER 46 C LEU 47 n 47 LEU 47 C LEU 48 n 48 LEU 48 C ILE 49 n 49 ILE 49 C LYS 50 n 50 LYS 50 C TYR 51 n 51 TYR 51 C MET 52 n 52 MET 52 C CYS 53 n 53 CYS 53 C CYS 54 n 54 CYS 54 C ASN 55 n 55 ASN 55 C THR 56 n 56 THR 56 C ASP 57 n 57 ASP 57 C LYS 58 n 58 LYS 58 C CYS 59 n 59 CYS 59 C ASN 60 n 60 ASN 60 C author_and_software_defined_assembly PISA 6 hexameric author_and_software_defined_assembly PISA 6 hexameric author_and_software_defined_assembly PISA 6 hexameric author_and_software_defined_assembly PISA 6 hexameric 8160 -276 21100 6690 -261 22940 6740 -265 22510 5560 -248 24070 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 3_555 x+1/2,y+1/2,z crystal symmetry operation 39.3350000000 20.3550000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 4_555 -x+1/2,y+1/2,-z crystal symmetry operation 39.3350000000 20.3550000000 0.0000000000 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 78.6700000000 0.0000000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 2_656 -x+1,y,-z+1 crystal symmetry operation 53.1677836678 0.0000000000 49.8786263057 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 3_556 x+1/2,y+1/2,z+1 crystal symmetry operation 13.8327836678 20.3550000000 49.8786263057 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 3_454 x-1/2,y+1/2,z-1 crystal symmetry operation -13.8327836678 20.3550000000 -49.8786263057 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 4_657 -x+3/2,y+1/2,-z+2 crystal symmetry operation 67.0005673357 20.3550000000 99.7572526115 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 2_555 -x,y,-z crystal symmetry 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 3_455 x-1/2,y+1/2,z crystal symmetry operation -39.3350000000 20.3550000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 3_445 x-1/2,y-1/2,z crystal symmetry operation -39.3350000000 -20.3550000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 4_545 -x+1/2,y-1/2,-z crystal symmetry operation 39.3350000000 -20.3550000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 3_444 x-1/2,y-1/2,z-1 crystal symmetry operation -13.8327836678 -20.3550000000 -49.8786263057 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 4_647 -x+3/2,y-1/2,-z+2 crystal symmetry operation 67.0005673357 -20.3550000000 99.7572526115 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 3_546 x+1/2,y-1/2,z+1 crystal symmetry operation 13.8327836678 -20.3550000000 49.8786263057 A O LEU 1 A O LEU 1 A N CYS 14 A N CYS 14 A O LYS 35 A O LYS 35 A N MET 24 A N MET 24 A N CYS 21 A N CYS 21 A O CYS 54 A O CYS 54 B O LEU 1 B O LEU 1 B N CYS 14 B N CYS 14 B O LYS 35 B O LYS 35 B N MET 24 B N MET 24 B N CYS 21 B N CYS 21 B O CYS 54 B O CYS 54 C O LEU 1 C O LEU 1 C N CYS 14 C N CYS 14 C O LYS 35 C O LYS 35 C N MET 24 C N MET 24 C N CYS 21 C N CYS 21 C O CYS 54 C O CYS 54 1 A CL 120 E CL 1 A HOH 273 R HOH 1 B HOH 277 S HOH 1 B HOH 292 S HOH 1 5.89 0.50 120.30 126.19 A A A NE CZ NH1 ARG ARG ARG 27 27 27 N 1 5.45 0.50 120.30 125.75 B B B NE CZ NH1 ARG ARG ARG 27 27 27 N 1 -4.27 0.50 120.30 116.03 B B B NE CZ NH2 ARG ARG ARG 27 27 27 N 1 7.36 1.10 114.20 121.56 C C C CA CB SG CYS CYS CYS 21 21 21 N 1 B SER 46 -123.97 -167.61 0.172 0.172 1.55 5.0 16149 1 2.0 1.55 5.0 164 1582 14 0 1404 0.009 4.7 4.7 5.2 5.2 9.7 9.7 11.0 11.0 model building X-PLOR refinement PROLSQ refinement X-PLOR phasing X-PLOR X-RAY STRUCTURE AT 1.55 A OF TOXIN GAMMA, A CARDIOTOXIN FROM NAJA NIGRICOLLIS VENOM. CRYSTAL PACKING REVEALS A MODEL FOR INSERTION INTO MEMBRANES 1 N N 1 N N 1 N N 2 N N 2 N N 2 N N 2 N N 2 N N 2 N N 2 N N 2 N N 2 N N 2 N N 2 N N 2 N N 2 N N 2 N N 3 N N 3 N N 3 N N THE TRANSFORMATION PRESENTED ON *MTRIX 1* RECORDS BELOW WILL YIELD APPROXIMATE COORDINATES FOR CHAIN *B* WHEN APPLIED TO CHAIN *A*. THE TRANSFORMATION PRESENTED ON *MTRIX 2* RECORDS BELOW WILL YIELD APPROXIMATE COORDINATES FOR CHAIN *C* WHEN APPLIED TO CHAIN *A*. disulf 2.030 A CYS 3 A SG CYS 3 1_555 A CYS 21 A SG CYS 21 1_555 disulf 2.040 A CYS 14 A SG CYS 14 1_555 A CYS 38 A SG CYS 38 1_555 disulf 2.039 A CYS 42 A SG CYS 42 1_555 A CYS 53 A SG CYS 53 1_555 disulf 2.035 A CYS 54 A SG CYS 54 1_555 A CYS 59 A SG CYS 59 1_555 disulf 2.036 B CYS 3 B SG CYS 3 1_555 B CYS 21 B SG CYS 21 1_555 disulf 2.044 B CYS 14 B SG CYS 14 1_555 B CYS 38 B SG CYS 38 1_555 disulf 2.039 B CYS 42 B SG CYS 42 1_555 B CYS 53 B SG CYS 53 1_555 disulf 2.032 B CYS 54 B SG CYS 54 1_555 B CYS 59 B SG CYS 59 1_555 disulf 2.029 C CYS 3 C SG CYS 3 1_555 C CYS 21 C SG CYS 21 1_555 disulf 2.026 C CYS 14 C SG CYS 14 1_555 C CYS 38 C SG CYS 38 1_555 disulf 2.037 C CYS 42 C SG CYS 42 1_555 C CYS 53 C SG CYS 53 1_555 disulf 2.031 C CYS 54 C SG CYS 54 1_555 C CYS 59 C SG CYS 59 1_555 CYTOTOXIN CYTOTOXIN A PRO 8 A PRO 8 1 A PRO 9 A PRO 9 3.09 B PRO 8 B PRO 8 1 B PRO 9 B PRO 9 3.38 C PRO 8 C PRO 8 1 C PRO 9 C PRO 9 3.36 given -0.479380 -0.877480 -0.014950 0.876160 -0.479500 0.049240 -0.050380 0.010510 0.998680 46.66000 -11.16000 0.82000 given -0.640210 0.767450 0.033880 -0.768200 -0.639670 -0.026250 0.001520 -0.042830 0.999080 38.39000 37.31000 1.19000 CX1_NAJPA UNP 1 1 P01468 LKCNQLIPPFWKTCPKGKNLCYKMTMRAAPMVPVKRGCIDVCPKSSLLIKYMCCNTDKCN 1 60 1TGX 1 60 P01468 A 1 1 60 1 60 1TGX 1 60 P01468 B 1 1 60 1 60 1TGX 1 60 P01468 C 1 1 60 2 3 2 3 2 3 anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel A LEU 1 A LEU 1 A GLN 5 A GLN 5 A PHE 10 A PHE 10 A CYS 14 A CYS 14 A LYS 35 A LYS 35 A ILE 39 A ILE 39 A LEU 20 A LEU 20 A ARG 27 A ARG 27 A LEU 48 A LEU 48 A CYS 54 A CYS 54 B LEU 1 B LEU 1 B GLN 5 B GLN 5 B PHE 10 B PHE 10 B CYS 14 B CYS 14 B LYS 35 B LYS 35 B ILE 39 B ILE 39 B LEU 20 B LEU 20 B ARG 27 B ARG 27 B LEU 48 B LEU 48 B CYS 54 B CYS 54 C LEU 1 C LEU 1 C GLN 5 C GLN 5 C PHE 10 C PHE 10 C CYS 14 C CYS 14 C LYS 35 C LYS 35 C ILE 39 C ILE 39 C LEU 20 C LEU 20 C ARG 27 C ARG 27 C LEU 48 C LEU 48 C CYS 54 C CYS 54 BINDING SITE FOR RESIDUE CL A 102 A CL 102 Software 2 BINDING SITE FOR RESIDUE CL A 120 A CL 120 Software 2 BINDING SITE FOR RESIDUE CL B 102 B CL 102 Software 2 BINDING SITE FOR RESIDUE CL B 106 B CL 106 Software 4 BINDING SITE FOR RESIDUE CL B 120 B CL 120 Software 3 BINDING SITE FOR RESIDUE CL B 123 B CL 123 Software 2 BINDING SITE FOR RESIDUE CL C 102 C CL 102 Software 4 BINDING SITE FOR RESIDUE CL C 106 C CL 106 Software 3 BINDING SITE FOR RESIDUE CL C 113 C CL 113 Software 5 BINDING SITE FOR RESIDUE CL B 206 B CL 206 Software 3 BINDING SITE FOR RESIDUE CL A 242 A CL 242 Software 2 BINDING SITE FOR RESIDUE CL A 245 A CL 245 Software 4 BINDING SITE FOR RESIDUE CL A 260 A CL 260 Software 3 BINDING SITE FOR RESIDUE CL B 270 B CL 270 Software 1 A LYS 12 A LYS 12 2 1_555 A LYS 18 A LYS 18 2 1_555 A LEU 1 A LEU 1 2 1_555 A LEU 1 A LEU 1 2 2_656 B LYS 12 B LYS 12 2 1_555 B CL 106 J CL 2 1_555 B LYS 12 B LYS 12 4 1_555 B GLY 37 B GLY 37 4 1_555 B CYS 38 B CYS 38 4 1_555 B CL 102 I CL 4 1_555 B LEU 1 B LEU 1 3 1_555 B LYS 2 B LYS 2 3 1_555 C LEU 1 C LEU 1 3 2_656 A HOH 291 R HOH 2 1_555 B ARG 36 B ARG 36 2 1_555 C LYS 12 C LYS 12 4 1_555 C PRO 15 C PRO 15 4 1_555 C LYS 18 C LYS 18 4 1_555 C CL 106 P CL 4 1_555 C LYS 12 C LYS 12 3 1_555 C CYS 38 C CYS 38 3 1_555 C CL 102 O CL 3 1_555 A LYS 44 A LYS 44 5 1_555 B TRP 11 B TRP 11 5 1_555 C PRO 43 C PRO 43 5 3_445 C LYS 44 C LYS 44 5 3_445 C HOH 151 T HOH 5 3_445 B LYS 16 B LYS 16 3 1_555 C LYS 16 C LYS 16 3 3_445 C HOH 150 T HOH 3 2_656 A ARG 36 A ARG 36 2 1_555 C LYS 50 C LYS 50 2 1_555 A ARG 27 A ARG 27 4 1_555 A HOH 288 R HOH 4 4_545 A HOH 292 R HOH 4 1_555 A HOH 304 R HOH 4 4_545 A ARG 27 A ARG 27 3 1_555 A HOH 304 R HOH 3 4_545 C ARG 27 C ARG 27 3 4_545 B LYS 18 B LYS 18 1 1_555 5 C 1 2 1