0.022396 0.012930 0.000000 0.000000 0.025861 0.000000 0.000000 0.000000 0.010194 0.00000 0.00000 0.00000 Ratnaparkhi, G.S. Varadarajan, R. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 6 90.00 90.00 120.00 44.650 44.650 98.100 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 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 N N 75 R C N 76 N C N 77 N O N 78 N C N 79 N S N 80 N O N 81 N H N 82 N H N 83 N H N 84 N H N 85 N H N 86 N H N 87 N H N 88 N N N 89 S C N 90 N C N 91 N O N 92 N C N 93 N C N 94 N C N 95 N O N 96 N N N 97 N O N 98 N H N 99 N H N 100 N H N 101 N H N 102 N H N 103 N H N 104 N H N 105 N H N 106 N H N 107 N H N 108 N N N 109 S C N 110 N C N 111 N O N 112 N C N 113 N C N 114 N C N 115 N O N 116 N O N 117 N O N 118 N H N 119 N H N 120 N H N 121 N H N 122 N H N 123 N H N 124 N H N 125 N H N 126 N H N 127 N N N 128 N C N 129 N C N 130 N O N 131 N O N 132 N H N 133 N H N 134 N H N 135 N H N 136 N H N 137 N N N 138 S C N 139 N C N 140 N O N 141 N C Y 142 N C Y 143 N N Y 144 N C Y 145 N C Y 146 N N N 147 N O N 148 N H N 149 N H N 150 N H N 151 N H N 152 N H N 153 N H N 154 N H N 155 N H N 156 N H N 157 N H N 158 N O N 159 N H N 160 N H N 161 N N N 162 S C N 163 N C N 164 N O N 165 S C N 166 N C N 167 N C N 168 N C N 169 N O N 170 N H N 171 N H N 172 N H N 173 N H N 174 N H N 175 N H N 176 N H N 177 N H N 178 N H N 179 N H N 180 N H N 181 N H N 182 N H N 183 N N N 184 S C N 185 N C N 186 N O N 187 N C N 188 N C N 189 N C N 190 N C N 191 N O N 192 N H N 193 N H N 194 N H N 195 N H N 196 N H N 197 N H N 198 N H N 199 N H N 200 N H N 201 N H N 202 N H N 203 N H N 204 N H N 205 N N N 206 S C N 207 N C N 208 N O N 209 N C N 210 N C N 211 N C N 212 N C N 213 N N N 214 N O N 215 N H N 216 N H N 217 N H N 218 N H N 219 N H N 220 N H N 221 N H N 222 N H N 223 N H N 224 N H N 225 N H N 226 N H N 227 N H N 228 N H N 229 N H N 230 N N N 231 S C N 232 N C N 233 N O N 234 N C N 235 N C N 236 N S N 237 N C N 238 N O N 239 N H N 240 N H N 241 N H N 242 N H N 243 N H N 244 N H N 245 N H N 246 N H N 247 N H N 248 N H N 249 N H N 250 N N N 251 S C N 252 N C N 253 N O N 254 N C Y 255 N C Y 256 N C Y 257 N C Y 258 N C Y 259 N C Y 260 N C N 261 N O N 262 N H N 263 N H N 264 N H N 265 N H N 266 N H N 267 N H N 268 N H N 269 N H N 270 N H N 271 N H N 272 N H N 273 N N N 274 S C N 275 N C N 276 N O N 277 N C N 278 N C N 279 N C N 280 N O N 281 N H N 282 N H N 283 N H N 284 N H N 285 N H N 286 N H N 287 N H N 288 N H N 289 N H N 290 N N N 291 S C N 292 N C N 293 N O N 294 N C N 295 N O N 296 N O N 297 N H N 298 N H N 299 N H N 300 N H N 301 N H N 302 N H N 303 N H N 304 N S N 305 N O N 306 N O N 307 N O N 308 N O N 309 N N N 310 S C N 311 N C N 312 N O N 313 R C N 314 N O N 315 N C N 316 N O N 317 N H N 318 N H N 319 N H N 320 N H N 321 N H N 322 N H N 323 N H N 324 N H N 325 N H N 326 N N N 327 S C N 328 N C N 329 N O N 330 N C Y 331 N C Y 332 N C Y 333 N C Y 334 N C Y 335 N C Y 336 N C N 337 N O N 338 N O N 339 N H N 340 N H N 341 N H N 342 N H N 343 N H N 344 N H N 345 N H N 346 N H N 347 N H N 348 N H N 349 N H N 350 N N N 351 S C N 352 N C N 353 N O N 354 N C N 355 N C N 356 N C N 357 N O N 358 N H N 359 N H N 360 N H N 361 N H N 362 N H N 363 N H N 364 N H N 365 N H N 366 N H N 367 N H N 368 N H N 1 N sing N 2 N sing N 3 N sing N 4 N sing N 5 N sing N 6 N sing N 7 N doub N 8 N sing N 9 N sing N 10 N sing N 11 N sing N 12 N sing N 13 N sing N 14 N sing N 15 N sing N 16 N sing N 17 N sing N 18 N sing N 19 N doub N 20 N sing N 21 N sing N 22 N sing N 23 N sing N 24 N sing N 25 N sing N 26 N sing N 27 N sing N 28 N sing N 29 N sing N 30 N sing N 31 N sing N 32 N sing N 33 N doub N 34 N sing N 35 N sing N 36 N sing N 37 N sing N 38 N sing N 39 N sing N 40 N sing N 41 N sing N 42 N sing N 43 N sing N 44 N sing N 45 N doub N 46 N sing N 47 N sing N 48 N sing N 49 N sing N 50 N doub N 51 N sing N 52 N sing N 53 N sing N 54 N sing N 55 N sing N 56 N sing N 57 N sing N 58 N sing N 59 N sing N 60 N sing N 61 N doub N 62 N sing N 63 N sing N 64 N sing N 65 N sing N 66 N doub N 67 N sing N 68 N sing N 69 N sing N 70 N sing N 71 N sing N 72 N sing N 73 N sing N 74 N sing N 75 N sing N 76 N doub N 77 N sing N 78 N sing N 79 N sing N 80 N sing N 81 N sing N 82 N sing N 83 N sing N 84 N sing N 85 N sing N 86 N sing N 87 N sing N 88 N sing N 89 N doub N 90 N sing N 91 N sing N 92 N sing N 93 N sing N 94 N sing N 95 N sing N 96 N sing N 97 N doub N 98 N sing N 99 N sing N 100 N sing N 101 N sing N 102 N sing N 103 N sing N 104 N sing N 105 N sing N 106 N sing N 107 N sing N 108 N doub N 109 N sing N 110 N sing N 111 N sing N 112 N sing N 113 N sing N 114 N sing N 115 N sing N 116 N doub N 117 N sing N 118 N sing N 119 N sing N 120 N sing N 121 N sing N 122 N sing N 123 N sing N 124 N sing N 125 N sing N 126 N doub N 127 N sing N 128 N sing N 129 N sing N 130 N sing N 131 N sing N 132 N sing N 133 N sing N 134 N sing N 135 N doub N 136 N sing N 137 N sing N 138 N sing N 139 N sing Y 140 N sing Y 141 N doub Y 142 N doub N 143 N sing Y 144 N sing N 145 N sing Y 146 N sing N 147 N sing N 148 N sing N 149 N sing N 150 N sing N 151 N sing N 152 N sing N 153 N sing N 154 N sing N 155 N sing N 156 N sing N 157 N sing N 158 N doub N 159 N sing N 160 N sing N 161 N sing N 162 N sing N 163 N sing N 164 N sing N 165 N sing N 166 N sing N 167 N sing N 168 N sing N 169 N sing N 170 N sing N 171 N sing N 172 N sing N 173 N sing N 174 N sing N 175 N sing N 176 N sing N 177 N sing N 178 N sing N 179 N doub N 180 N sing N 181 N sing N 182 N sing N 183 N sing N 184 N sing N 185 N sing N 186 N sing N 187 N sing N 188 N sing N 189 N sing N 190 N sing N 191 N sing N 192 N sing N 193 N sing N 194 N sing N 195 N sing N 196 N sing N 197 N sing N 198 N sing N 199 N sing N 200 N doub N 201 N sing N 202 N sing N 203 N sing N 204 N sing N 205 N sing N 206 N sing N 207 N sing N 208 N sing N 209 N sing N 210 N sing N 211 N sing N 212 N sing N 213 N sing N 214 N sing N 215 N sing N 216 N sing N 217 N sing N 218 N sing N 219 N sing N 220 N sing N 221 N sing N 222 N sing N 223 N sing N 224 N doub N 225 N sing N 226 N sing N 227 N sing N 228 N sing N 229 N sing N 230 N sing N 231 N sing N 232 N sing N 233 N sing N 234 N sing N 235 N sing N 236 N sing N 237 N sing N 238 N sing N 239 N sing N 240 N sing N 241 N sing N 242 N sing N 243 N doub N 244 N sing N 245 N sing N 246 N sing N 247 N sing Y 248 N doub Y 249 N sing Y 250 N sing N 251 N sing Y 252 N doub N 253 N sing Y 254 N doub N 255 N sing Y 256 N sing N 257 N sing N 258 N sing N 259 N sing N 260 N sing N 261 N sing N 262 N sing N 263 N sing N 264 N sing N 265 N sing N 266 N doub N 267 N sing N 268 N sing N 269 N sing N 270 N sing N 271 N sing N 272 N sing N 273 N sing N 274 N sing N 275 N sing N 276 N sing N 277 N sing N 278 N sing N 279 N sing N 280 N sing N 281 N sing N 282 N sing N 283 N doub N 284 N sing N 285 N sing N 286 N sing N 287 N sing N 288 N sing N 289 N sing N 290 N doub N 291 N doub 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 doub N 301 N sing N 302 N sing N 303 N sing N 304 N sing N 305 N sing N 306 N sing N 307 N sing N 308 N sing N 309 N sing N 310 N sing N 311 N sing N 312 N sing N 313 N sing N 314 N sing N 315 N sing N 316 N doub N 317 N sing N 318 N sing N 319 N sing N 320 N sing Y 321 N doub Y 322 N sing Y 323 N sing N 324 N sing Y 325 N doub N 326 N sing Y 327 N doub N 328 N sing Y 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 N 340 N doub N 341 N sing N 342 N sing N 343 N sing N 344 N sing N 345 N sing N 346 N sing N 347 N sing N 348 N sing N 349 N sing N 350 N sing N 351 N sing US Proteins PSFGEY 0867 0887-3585 36 282 294 10.1002/(SICI)1097-0134(19990815)36:3<282::AID-PROT3>3.3.CO;2-6 10409822 X-ray crystallographic studies of the denaturation of ribonuclease S. 1999 10.2210/pdb1cjr/pdb pdb_00001cjr 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 298 1 MIRRORS IMAGE PLATE SINGLE WAVELENGTH M x-ray 1 1.5418 1.0 1.5418 ROTATING ANODE RIGAKU RU200 SYNTHETIC PEPTIDE 1752.944 PROTEIN (RIBONUCLEASE S) S PEPTIDE 1 nat polymer 11294.749 PROTEIN (RIBONUCLEASE S) S PROTEIN 1 nat polymer 96.063 SULFATE ION 1 syn non-polymer 18.015 water 18 nat water RNASE S no no KETAAAKFERQHMDS KETAAAKFERQHMDS A polypeptide(L) no no NYCNQMMKSRNLTKDRCKPVNTFVHESLADVQAVCSQKNVACKNGQTNCYQSYSTMSITDCRETGSSKYPNCAYKTTQAN KHIIVACEGNPYVPVHFDASV NYCNQMMKSRNLTKDRCKPVNTFVHESLADVQAVCSQKNVACKNGQTNCYQSYSTMSITDCRETGSSKYPNCAYKTTQAN KHIIVACEGNPYVPVHFDASV 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 n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n SYNTHETIC S PEPTIDE sample 32630 synthetic construct cattle Bos sample 9913 PANCREAS Bos taurus 2.16 43.13 2.0 pH 2.0 THE CRYSTALS WERE SOAKED AT PH=2.0 AND WERE STABLIZED BY GLUTARALDEHYDE CROSSLINKING. software chem_comp_atom chem_comp_bond database_2 struct_site repository Initial release Version format compliance Version format compliance Refinement description Data collection Database references Derived calculations 1 0 1999-05-07 1 1 2008-04-26 1 2 2011-07-13 1 3 2017-10-04 1 4 2023-12-27 _database_2.pdbx_DOI _database_2.pdbx_database_accession _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id BNL Y RCSB 1999-04-19 REL REL SO4 SULFATE ION HOH water SO4 125 3 SO4 SO4 125 A HOH 213 4 HOH HOH 213 A HOH 222 4 HOH HOH 222 A HOH 227 4 HOH HOH 227 A HOH 203 4 HOH HOH 203 B HOH 205 4 HOH HOH 205 B HOH 207 4 HOH HOH 207 B HOH 209 4 HOH HOH 209 B HOH 210 4 HOH HOH 210 B HOH 212 4 HOH HOH 212 B HOH 214 4 HOH HOH 214 B HOH 216 4 HOH HOH 216 B HOH 217 4 HOH HOH 217 B HOH 220 4 HOH HOH 220 B HOH 228 4 HOH HOH 228 B HOH 235 4 HOH HOH 235 B HOH 239 4 HOH HOH 239 B HOH 241 4 HOH HOH 241 B HOH 260 4 HOH HOH 260 B LYS 1 n 1 LYS 1 A GLU 2 n 2 GLU 2 A THR 3 n 3 THR 3 A ALA 4 n 4 ALA 4 A ALA 5 n 5 ALA 5 A ALA 6 n 6 ALA 6 A LYS 7 n 7 LYS 7 A PHE 8 n 8 PHE 8 A GLU 9 n 9 GLU 9 A ARG 10 n 10 ARG 10 A GLN 11 n 11 GLN 11 A HIS 12 n 12 HIS 12 A MET 13 n 13 MET 13 A ASP 14 n 14 ASP 14 A SER 15 n 15 SER 15 A ASN 24 n 1 ASN 24 B TYR 25 n 2 TYR 25 B CYS 26 n 3 CYS 26 B ASN 27 n 4 ASN 27 B GLN 28 n 5 GLN 28 B MET 29 n 6 MET 29 B MET 30 n 7 MET 30 B LYS 31 n 8 LYS 31 B SER 32 n 9 SER 32 B ARG 33 n 10 ARG 33 B ASN 34 n 11 ASN 34 B LEU 35 n 12 LEU 35 B THR 36 n 13 THR 36 B LYS 37 n 14 LYS 37 B ASP 38 n 15 ASP 38 B ARG 39 n 16 ARG 39 B CYS 40 n 17 CYS 40 B LYS 41 n 18 LYS 41 B PRO 42 n 19 PRO 42 B VAL 43 n 20 VAL 43 B ASN 44 n 21 ASN 44 B THR 45 n 22 THR 45 B PHE 46 n 23 PHE 46 B VAL 47 n 24 VAL 47 B HIS 48 n 25 HIS 48 B GLU 49 n 26 GLU 49 B SER 50 n 27 SER 50 B LEU 51 n 28 LEU 51 B ALA 52 n 29 ALA 52 B ASP 53 n 30 ASP 53 B VAL 54 n 31 VAL 54 B GLN 55 n 32 GLN 55 B ALA 56 n 33 ALA 56 B VAL 57 n 34 VAL 57 B CYS 58 n 35 CYS 58 B SER 59 n 36 SER 59 B GLN 60 n 37 GLN 60 B LYS 61 n 38 LYS 61 B ASN 62 n 39 ASN 62 B VAL 63 n 40 VAL 63 B ALA 64 n 41 ALA 64 B CYS 65 n 42 CYS 65 B LYS 66 n 43 LYS 66 B ASN 67 n 44 ASN 67 B GLY 68 n 45 GLY 68 B GLN 69 n 46 GLN 69 B THR 70 n 47 THR 70 B ASN 71 n 48 ASN 71 B CYS 72 n 49 CYS 72 B TYR 73 n 50 TYR 73 B GLN 74 n 51 GLN 74 B SER 75 n 52 SER 75 B TYR 76 n 53 TYR 76 B SER 77 n 54 SER 77 B THR 78 n 55 THR 78 B MET 79 n 56 MET 79 B SER 80 n 57 SER 80 B ILE 81 n 58 ILE 81 B THR 82 n 59 THR 82 B ASP 83 n 60 ASP 83 B CYS 84 n 61 CYS 84 B ARG 85 n 62 ARG 85 B GLU 86 n 63 GLU 86 B THR 87 n 64 THR 87 B GLY 88 n 65 GLY 88 B SER 89 n 66 SER 89 B SER 90 n 67 SER 90 B LYS 91 n 68 LYS 91 B TYR 92 n 69 TYR 92 B PRO 93 n 70 PRO 93 B ASN 94 n 71 ASN 94 B CYS 95 n 72 CYS 95 B ALA 96 n 73 ALA 96 B TYR 97 n 74 TYR 97 B LYS 98 n 75 LYS 98 B THR 99 n 76 THR 99 B THR 100 n 77 THR 100 B GLN 101 n 78 GLN 101 B ALA 102 n 79 ALA 102 B ASN 103 n 80 ASN 103 B LYS 104 n 81 LYS 104 B HIS 105 n 82 HIS 105 B ILE 106 n 83 ILE 106 B ILE 107 n 84 ILE 107 B VAL 108 n 85 VAL 108 B ALA 109 n 86 ALA 109 B CYS 110 n 87 CYS 110 B GLU 111 n 88 GLU 111 B GLY 112 n 89 GLY 112 B ASN 113 n 90 ASN 113 B PRO 114 n 91 PRO 114 B TYR 115 n 92 TYR 115 B VAL 116 n 93 VAL 116 B PRO 117 n 94 PRO 117 B VAL 118 n 95 VAL 118 B HIS 119 n 96 HIS 119 B PHE 120 n 97 PHE 120 B ASP 121 n 98 ASP 121 B ALA 122 n 99 ALA 122 B SER 123 n 100 SER 123 B VAL 124 n 101 VAL 124 B author_and_software_defined_assembly PISA 2 dimeric 1660 -23 6350 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 B O ASN 44 B O ASN 21 B N CYS 84 B N CYS 61 B O MET 79 B O MET 56 B N LYS 104 B N LYS 81 B O LYS 61 B O LYS 38 B N GLN 74 B N GLN 51 B O TYR 73 B O TYR 50 B N VAL 108 B N VAL 85 B O ILE 107 B O ILE 84 B N ALA 122 B N ALA 99 1 B TYR 97 0.109 SIDE CHAIN 1 6.62 1.10 114.20 120.82 B B B CA CB SG CYS CYS CYS 40 40 40 N 1 A A C OXT SER SER 15 15 0.121 0.019 1.229 1.350 N 1 A ASP 14 -154.85 69.79 1 B ASN 34 70.86 32.39 1 B HIS 48 -93.42 57.98 1 B GLN 60 -97.38 -141.01 1 B ASN 71 -99.29 33.53 1 B ASN 94 -105.92 75.16 1 B ALA 122 168.68 -173.36 25.4 0.27 .012 0.245 2.30 10.00 472 4968 10.8 82.0 RANDOM 10000000.00 .001000 1 RESTRAINED THROUGHOUT 1.0 MOLECULAR REPLACEMENT .40 .37 3.80 .38 .44 2.30 10.00 54 1197 5 0 1138 .010 1.17 24.7 2.14 3.55 1.50 5.34 2.00 6.25 2.00 9.38 2.50 0.329 .044 0.282 2.42 56 433 7 11.5 65.5 33.8 2.2 10.0 1CJR 4968 0.07 1 2.5 86 2.2 2.4 86 data scaling XDS data reduction AUTOMAR refinement X-PLOR 3.851 data reduction XDS X-RAY CRYSTALLOGRAPHIC STUDIES OF DENATURATION IN RIBONUCLEASE S 1 N N 2 N N 3 N N 4 N N 4 N N A ALA 4 A ALA 4 HELX_P A HIS 12 A HIS 12 1 1 9 B TYR 25 B TYR 2 HELX_P B SER 32 B SER 9 1 2 8 B LEU 51 B LEU 28 HELX_P B SER 59 B SER 36 1 3 9 disulf 2.046 B CYS 26 B SG CYS 3 1_555 B CYS 84 B SG CYS 61 1_555 disulf 2.020 B CYS 40 B SG CYS 17 1_555 B CYS 95 B SG CYS 72 1_555 disulf 2.027 B CYS 58 B SG CYS 35 1_555 B CYS 110 B SG CYS 87 1_555 disulf 2.023 B CYS 65 B SG CYS 42 1_555 B CYS 72 B SG CYS 49 1_555 HYDROLASE RNASE, CROSSLINKING, LOW PH, DENATURATION, HYDROLASE B TYR 92 B TYR 69 1 B PRO 93 B PRO 70 -0.14 B ASN 113 B ASN 90 1 B PRO 114 B PRO 91 1.57 RNAS1_BOVIN UNP 1 27 P61823 RNAS1_BOVIN UNP 2 50 P61823 27 41 1CJR 1 15 P61823 A 1 1 15 50 150 1CJR 24 124 P61823 B 2 1 101 3 4 anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel B VAL 43 B VAL 20 B VAL 47 B VAL 24 B MET 79 B MET 56 B GLU 86 B GLU 63 B TYR 97 B TYR 74 B LYS 104 B LYS 81 B LYS 61 B LYS 38 B VAL 63 B VAL 40 B CYS 72 B CYS 49 B GLN 74 B GLN 51 B ILE 106 B ILE 83 B ALA 109 B ALA 86 B HIS 119 B HIS 96 B SER 123 B SER 100 BINDING SITE FOR RESIDUE SO4 A 125 A SO4 125 Software 4 A LYS 7 A LYS 7 4 1_555 A HIS 12 A HIS 12 4 1_555 B HIS 119 B HIS 96 4 1_555 B PHE 120 B PHE 97 4 1_555 152 P 31 2 1