0.010510 0.000000 0.000000 0.000000 0.009081 0.000000 0.000000 0.000000 0.010408 0.00000 0.00000 0.00000 Corper, A.L. Teyton, L. Wilson, I.A. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 8 90.00 90.00 90.00 95.149 110.123 96.084 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 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 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 N N 305 S C N 306 N C N 307 N O N 308 R C N 309 N O N 310 N C N 311 N O N 312 N H N 313 N H N 314 N H N 315 N H N 316 N H N 317 N H N 318 N H N 319 N H N 320 N H N 321 N N N 322 S C N 323 N C N 324 N O N 325 N C Y 326 N C Y 327 N C Y 328 N C Y 329 N N Y 330 N C Y 331 N C Y 332 N C Y 333 N C Y 334 N C N 335 N O N 336 N H N 337 N H N 338 N H 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 N N 349 S C N 350 N C N 351 N O N 352 N C Y 353 N C Y 354 N C Y 355 N C Y 356 N C Y 357 N C Y 358 N C N 359 N O N 360 N O 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 369 N H N 370 N H N 371 N H N 372 N N N 373 S C N 374 N C N 375 N O N 376 N C N 377 N C N 378 N C N 379 N O N 380 N H N 381 N H N 382 N H N 383 N H N 384 N H N 385 N H N 386 N H N 387 N H N 388 N H N 389 N H N 390 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 sing N 291 N sing N 292 N sing N 293 N sing N 294 N sing N 295 N sing N 296 N doub 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 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 doub N 313 N sing N 314 N sing N 315 N sing N 316 N sing Y 317 N doub Y 318 N sing Y 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 sing Y 326 N doub N 327 N sing Y 328 N doub N 329 N sing Y 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 Y 345 N doub Y 346 N sing Y 347 N sing N 348 N sing Y 349 N doub N 350 N sing Y 351 N doub N 352 N sing Y 353 N sing N 354 N sing N 355 N sing N 356 N sing N 357 N sing N 358 N sing N 359 N sing N 360 N sing N 361 N sing N 362 N sing N 363 N sing N 364 N doub N 365 N sing N 366 N sing N 367 N sing N 368 N sing N 369 N sing N 370 N sing N 371 N sing N 372 N sing N 373 N sing N 374 N sing N 375 N sing US Science SCIEAS 0038 0036-8075 288 505 511 10.1126/science.288.5465.505 10775108 A structural framework for deciphering the link between I-Ag7 and autoimmune diabetes. 2000 10.2210/pdb1es0/pdb pdb_00001es0 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 96.0 1 IMAGE PLATE 1999-01-16 MARRESEARCH SINGLE WAVELENGTH M x-ray 1 1.08 1.0 BL7-1 SSRL 1.08 SYNCHROTRON SSRL BEAMLINE BL7-1 21623.129 H-2 CLASS II HISTOCOMPATIBILITY ANTIGEN ALPHA CHAIN 1 man polymer 25563.430 65 KD GLUTAMIC ACID DECARBOXYLASE+H-2 CLASS II HISTOCOMPATIBILITY ANTIGEN PEPTIDE (RESIDUES 222-235) + BETA CHAIN 1 man polymer 18.015 water 76 nat water no no EDDIEADHVGFYGTTVYQSPGDIGQYTHEFDGDELFYVDLDKKKTVWRLPEFGQLILFEPQGGLQNIAAEKHNLGILTKR SNFTPATNEAPQATVFPKSPVLLGQPNTLICFVDNIFPPVINITWLRNSKSVTDGVYETSFLVNRDHSFHKLSYLTFIPS DDDIYDCKVEHWGLEEPVLKHWSSADLVPR EDDIEADHVGFYGTTVYQSPGDIGQYTHEFDGDELFYVDLDKKKTVWRLPEFGQLILFEPQGGLQNIAAEKHNLGILTKR SNFTPATNEAPQATVFPKSPVLLGQPNTLICFVDNIFPPVINITWLRNSKSVTDGVYETSFLVNRDHSFHKLSYLTFIPS DDDIYDCKVEHWGLEEPVLKHWSSADLVPR A polypeptide(L) no no GSHSRGYEIAPVFVLLEYVTGSGSGSGDSERHFVHQFKGECYFTNGTQRIRLVTRYIYNREEYLRFDSDVGEYRAVTELG RHSAEYYNKQYLERTRAELDTACRHNYEETEVPTSLRRLEQPNVAISLSRTEALNHHNTLVCSVTDFYPAKIKVRWFRNG QEETVGVSSTQLIRNGDWTFQVLVMLEMTPHQGEVYTCHVEHPSLKSPITVEWSSADLVPR GSHSRGYEIAPVFVLLEYVTGSGSGSGDSERHFVHQFKGECYFTNGTQRIRLVTRYIYNREEYLRFDSDVGEYRAVTELG RHSAEYYNKQYLERTRAELDTACRHNYEETEVPTSLRRLEQPNVAISLSRTEALNHHNTLVCSVTDFYPAKIKVRWFRNG QEETVGVSSTQLIRNGDWTFQVLVMLEMTPHQGEVYTCHVEHPSLKSPITVEWSSADLVPR 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 n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n mouse INSECT sample 10090 Mus musculus human INSECT sample 7 20 9606 Homo sapiens human INSECT sample 27 213 9606 Homo sapiens 1 2.90 57.0 VAPOR DIFFUSION, HANGING DROP 6.5 16-18% PEG 4000, 0.2 M LICL (PH 6.6), 1% MPD, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K 277 entity_src_gen software chem_comp_atom chem_comp_bond database_2 pdbx_initial_refinement_model repository Initial release Version format compliance Derived calculations Version format compliance Refinement description Source and taxonomy Data collection Database references Refinement description 1 0 2000-06-28 1 1 2007-10-16 1 2 2011-07-13 1 3 2017-08-23 1 4 2023-08-09 _database_2.pdbx_DOI _database_2.pdbx_database_accession RCSB Y RCSB 2000-04-07 REL REL HOH water THIS ENTRY CONTAINS COORDINATES FOR THE EXTRACELLULAR DOMAINS OF THE MURINE MHC CLASS II ALLELE I-A(G7) WITH A FRAGMENT FROM GAD65 (207 - 220) COVALENTLY ATTACHED TO THE FIRST RESIDUE OF THE AMINO TERMINUS OF THE MATURE BETA CHAIN. THE NUMBERING SCHEME FOR THE I-A(G7) RESIDUES IS AS DESCRIBED IN "SEQUENCES OF PROTEINS OF IMMUNOLOGICAL INTEREST" (1991), EDITED BY E.A. KABAT, T.T. WU, H.M. PERRY, K.S. GOTTESMAN AND C. FOELLER. DIMERIZATION OF THE I-A(G7) HETERODIMER WAS FACILITATED BY ADDING A LEUCINE ZIPPER TAIL TO THE CARBOXY TERMINUS OF EACH CHAIN. IN ADDITION, A HEXAHISTIDINE SEQUENCE WAS ENGINEERED TO THE CARBOXY TERMINAL END OF THE LEUCINE ZIPPER. THIS ALLOWED THE SECRETED PROTEIN TO BE PURIFIED BY NI-NTA CHROMATOGRAPHY. A THROMBIN CUT SITE WAS ENGINEERED IN A SPACER SEQUENCE BETWEEN THE CARBOXY TERMINAL RESIDUE OF EACH CHAIN AND THE LEUCINE ZIPPER- HEXAHISTIDINE SEQUENCE SO THAT MOST OF THE ENGINEERED RESIDUES COULD BE REMOVED FOR CRYSTALLIZATION. AFTER THROMBIN DIGESTION, EIGHT ENGINEERED RESIDUES (SSADLVPR) REMAINED ATTACHED TO THE CARBOXY TERMINAL END OF EACH I-A(G7) CHAIN. NO ELECTRON DENSITY WAS VISIBLE FOR 1) THE FIRST 2 RESIDUES OF THE ALPHA CHAIN 2) THE LAST 6 RESIDUES OF THE SPACER SEQUENCE ATTACHED TO THE C-TERMINUS OF THE ALPHA CHAIN, 3) THE 6 RESIDUE (GSGSGS) LINKER BETWEEN GAD65 AND THE BETA CHAIN, 4) THE FIRST 4 RESIDUES OF THE BETA CHAIN, AND 5) THE LAST 7 RESIDUES OF THE SPACER SEQUENCE ATTACHED TO THE C-TERMINUS OF THE BETA CHAIN. SIX ADDITIONAL RESIDUES (GSHSRG) FROM THE SIGNAL SEQUENCE REMAIN CONNECTED TO THE AMINO TERMINUS OF THE GAD65 PEPTIDE; NO DENSITY IS PRESENT FOR THESE RESIDUES. THE RESIDUE NUMBERING FOR THE TWO PROTEIN CHAINS IS: A 1B - A 178 : MHC CLASS II ALPHA CHAIN A 179 - A 186 : SPACER SEQUENCE B 207P - B 220P : RESIDUES 207-220 OF GAD65 B 1 - B 188 : MHC CLASS II BETA CHAIN B 189 - B 196 : SPACER SEQUENCE 1IAK I-A(K) - PDB CODE 1IAK PDB experimental model HOH 4 3 HOH HOH 187 A HOH 8 3 HOH HOH 188 A HOH 9 3 HOH HOH 189 A HOH 10 3 HOH HOH 190 A HOH 12 3 HOH HOH 191 A HOH 14 3 HOH HOH 192 A HOH 15 3 HOH HOH 193 A HOH 16 3 HOH HOH 194 A HOH 18 3 HOH HOH 195 A HOH 19 3 HOH HOH 196 A HOH 20 3 HOH HOH 197 A HOH 22 3 HOH HOH 198 A HOH 25 3 HOH HOH 199 A HOH 26 3 HOH HOH 200 A HOH 27 3 HOH HOH 201 A HOH 29 3 HOH HOH 202 A HOH 30 3 HOH HOH 203 A HOH 31 3 HOH HOH 204 A HOH 32 3 HOH HOH 205 A HOH 33 3 HOH HOH 206 A HOH 35 3 HOH HOH 207 A HOH 36 3 HOH HOH 208 A HOH 37 3 HOH HOH 209 A HOH 38 3 HOH HOH 210 A HOH 39 3 HOH HOH 211 A HOH 40 3 HOH HOH 212 A HOH 44 3 HOH HOH 213 A HOH 45 3 HOH HOH 214 A HOH 48 3 HOH HOH 215 A HOH 52 3 HOH HOH 216 A HOH 56 3 HOH HOH 217 A HOH 59 3 HOH HOH 218 A HOH 63 3 HOH HOH 219 A HOH 64 3 HOH HOH 220 A HOH 65 3 HOH HOH 221 A HOH 68 3 HOH HOH 222 A HOH 69 3 HOH HOH 223 A HOH 70 3 HOH HOH 224 A HOH 71 3 HOH HOH 225 A HOH 73 3 HOH HOH 226 A HOH 74 3 HOH HOH 227 A HOH 1 3 HOH HOH 221 B HOH 2 3 HOH HOH 222 B HOH 3 3 HOH HOH 223 B HOH 5 3 HOH HOH 224 B HOH 6 3 HOH HOH 225 B HOH 7 3 HOH HOH 226 B HOH 11 3 HOH HOH 227 B HOH 13 3 HOH HOH 228 B HOH 17 3 HOH HOH 229 B HOH 21 3 HOH HOH 230 B HOH 23 3 HOH HOH 231 B HOH 24 3 HOH HOH 232 B HOH 28 3 HOH HOH 233 B HOH 34 3 HOH HOH 234 B HOH 41 3 HOH HOH 235 B HOH 42 3 HOH HOH 236 B HOH 43 3 HOH HOH 237 B HOH 46 3 HOH HOH 238 B HOH 47 3 HOH HOH 239 B HOH 49 3 HOH HOH 240 B HOH 50 3 HOH HOH 241 B HOH 51 3 HOH HOH 242 B HOH 53 3 HOH HOH 243 B HOH 54 3 HOH HOH 244 B HOH 55 3 HOH HOH 245 B HOH 57 3 HOH HOH 246 B HOH 58 3 HOH HOH 247 B HOH 60 3 HOH HOH 248 B HOH 61 3 HOH HOH 249 B HOH 62 3 HOH HOH 250 B HOH 66 3 HOH HOH 251 B HOH 67 3 HOH HOH 252 B HOH 72 3 HOH HOH 253 B HOH 75 3 HOH HOH 254 B HOH 76 3 HOH HOH 255 B n 1 D 1 A n 2 C 1 A ASP 1 n 3 B ASP 1 A ILE 1 n 4 A ILE 1 A GLU 1 n 5 GLU 1 A ALA 2 n 6 ALA 2 A ASP 3 n 7 ASP 3 A HIS 4 n 8 HIS 4 A VAL 5 n 9 VAL 5 A GLY 6 n 10 GLY 6 A PHE 7 n 11 PHE 7 A TYR 8 n 12 TYR 8 A GLY 9 n 13 GLY 9 A THR 10 n 14 THR 10 A THR 11 n 15 THR 11 A VAL 12 n 16 VAL 12 A TYR 13 n 17 TYR 13 A GLN 14 n 18 GLN 14 A SER 15 n 19 SER 15 A PRO 16 n 20 PRO 16 A GLY 17 n 21 GLY 17 A ASP 18 n 22 ASP 18 A ILE 19 n 23 ILE 19 A GLY 20 n 24 GLY 20 A GLN 21 n 25 GLN 21 A TYR 22 n 26 TYR 22 A THR 23 n 27 THR 23 A HIS 24 n 28 HIS 24 A GLU 25 n 29 GLU 25 A PHE 26 n 30 PHE 26 A ASP 27 n 31 ASP 27 A GLY 28 n 32 GLY 28 A ASP 29 n 33 ASP 29 A GLU 30 n 34 GLU 30 A LEU 31 n 35 LEU 31 A PHE 32 n 36 PHE 32 A TYR 33 n 37 TYR 33 A VAL 34 n 38 VAL 34 A ASP 35 n 39 ASP 35 A LEU 36 n 40 LEU 36 A ASP 37 n 41 ASP 37 A LYS 38 n 42 LYS 38 A LYS 39 n 43 LYS 39 A LYS 40 n 44 LYS 40 A THR 41 n 45 THR 41 A VAL 42 n 46 VAL 42 A TRP 43 n 47 TRP 43 A ARG 44 n 48 ARG 44 A LEU 45 n 49 LEU 45 A PRO 46 n 50 PRO 46 A GLU 47 n 51 GLU 47 A PHE 48 n 52 PHE 48 A GLY 49 n 53 GLY 49 A GLN 50 n 54 GLN 50 A LEU 51 n 55 LEU 51 A ILE 52 n 56 ILE 52 A LEU 53 n 57 LEU 53 A PHE 54 n 58 PHE 54 A GLU 55 n 59 GLU 55 A PRO 56 n 60 PRO 56 A GLN 57 n 61 GLN 57 A GLY 58 n 62 GLY 58 A GLY 59 n 63 GLY 59 A LEU 60 n 64 LEU 60 A GLN 61 n 65 GLN 61 A ASN 62 n 66 ASN 62 A ILE 63 n 67 ILE 63 A ALA 64 n 68 ALA 64 A ALA 65 n 69 ALA 65 A GLU 66 n 70 GLU 66 A LYS 67 n 71 LYS 67 A HIS 68 n 72 HIS 68 A ASN 69 n 73 ASN 69 A LEU 70 n 74 LEU 70 A GLY 71 n 75 GLY 71 A ILE 72 n 76 ILE 72 A LEU 73 n 77 LEU 73 A THR 74 n 78 THR 74 A LYS 75 n 79 LYS 75 A ARG 76 n 80 ARG 76 A SER 77 n 81 SER 77 A ASN 78 n 82 ASN 78 A PHE 79 n 83 PHE 79 A THR 80 n 84 THR 80 A PRO 81 n 85 PRO 81 A ALA 82 n 86 ALA 82 A THR 83 n 87 THR 83 A ASN 84 n 88 ASN 84 A GLU 85 n 89 GLU 85 A ALA 86 n 90 ALA 86 A PRO 87 n 91 PRO 87 A GLN 88 n 92 GLN 88 A ALA 89 n 93 ALA 89 A THR 90 n 94 THR 90 A VAL 91 n 95 VAL 91 A PHE 92 n 96 PHE 92 A PRO 93 n 97 PRO 93 A LYS 94 n 98 LYS 94 A SER 95 n 99 SER 95 A PRO 96 n 100 PRO 96 A VAL 97 n 101 VAL 97 A LEU 98 n 102 LEU 98 A LEU 99 n 103 LEU 99 A GLY 100 n 104 GLY 100 A GLN 101 n 105 GLN 101 A PRO 102 n 106 PRO 102 A ASN 103 n 107 ASN 103 A THR 104 n 108 THR 104 A LEU 105 n 109 LEU 105 A ILE 106 n 110 ILE 106 A CYS 107 n 111 CYS 107 A PHE 108 n 112 PHE 108 A VAL 109 n 113 VAL 109 A ASP 110 n 114 ASP 110 A ASN 111 n 115 ASN 111 A ILE 112 n 116 ILE 112 A PHE 113 n 117 PHE 113 A PRO 114 n 118 PRO 114 A PRO 115 n 119 PRO 115 A VAL 116 n 120 VAL 116 A ILE 117 n 121 ILE 117 A ASN 118 n 122 ASN 118 A ILE 119 n 123 ILE 119 A THR 120 n 124 THR 120 A TRP 121 n 125 TRP 121 A LEU 122 n 126 LEU 122 A ARG 123 n 127 ARG 123 A ASN 124 n 128 ASN 124 A SER 125 n 129 SER 125 A LYS 126 n 130 LYS 126 A SER 127 n 131 SER 127 A VAL 128 n 132 VAL 128 A THR 129 n 133 THR 129 A ASP 130 n 134 ASP 130 A GLY 131 n 135 GLY 131 A VAL 132 n 136 VAL 132 A TYR 133 n 137 TYR 133 A GLU 134 n 138 GLU 134 A THR 135 n 139 THR 135 A SER 136 n 140 SER 136 A PHE 137 n 141 PHE 137 A LEU 138 n 142 LEU 138 A VAL 139 n 143 VAL 139 A ASN 140 n 144 ASN 140 A ARG 141 n 145 ARG 141 A ASP 142 n 146 ASP 142 A HIS 143 n 147 HIS 143 A SER 144 n 148 SER 144 A PHE 145 n 149 PHE 145 A HIS 146 n 150 HIS 146 A LYS 147 n 151 LYS 147 A LEU 148 n 152 LEU 148 A SER 149 n 153 SER 149 A TYR 150 n 154 TYR 150 A LEU 151 n 155 LEU 151 A THR 152 n 156 THR 152 A PHE 153 n 157 PHE 153 A ILE 154 n 158 ILE 154 A PRO 155 n 159 PRO 155 A SER 156 n 160 SER 156 A ASP 157 n 161 ASP 157 A ASP 158 n 162 ASP 158 A ASP 159 n 163 ASP 159 A ILE 160 n 164 ILE 160 A TYR 161 n 165 TYR 161 A ASP 162 n 166 ASP 162 A CYS 163 n 167 CYS 163 A LYS 164 n 168 LYS 164 A VAL 165 n 169 VAL 165 A GLU 166 n 170 GLU 166 A HIS 167 n 171 HIS 167 A TRP 168 n 172 TRP 168 A GLY 169 n 173 GLY 169 A LEU 170 n 174 LEU 170 A GLU 171 n 175 GLU 171 A GLU 172 n 176 GLU 172 A PRO 173 n 177 PRO 173 A VAL 174 n 178 VAL 174 A LEU 175 n 179 LEU 175 A LYS 176 n 180 LYS 176 A HIS 177 n 181 HIS 177 A TRP 178 n 182 TRP 178 A SER 179 n 183 SER 179 A SER 180 n 184 SER 180 A n 185 181 A n 186 182 A n 187 183 A n 188 184 A n 189 185 A n 190 186 A n 1 P 201 B n 2 P 202 B n 3 P 203 B n 4 P 204 B n 5 P 205 B n 6 P 206 B TYR 207 n 7 P TYR 207 B GLU 208 n 8 P GLU 208 B ILE 209 n 9 P ILE 209 B ALA 210 n 10 P ALA 210 B PRO 211 n 11 P PRO 211 B VAL 212 n 12 P VAL 212 B PHE 213 n 13 P PHE 213 B VAL 214 n 14 P VAL 214 B LEU 215 n 15 P LEU 215 B LEU 216 n 16 P LEU 216 B GLU 217 n 17 P GLU 217 B TYR 218 n 18 P TYR 218 B VAL 219 n 19 P VAL 219 B THR 220 n 20 P THR 220 B n 21 -5 B n 22 -4 B n 23 -3 B n 24 -2 B n 25 -1 B n 26 0 B n 27 1 B n 28 2 B n 29 3 B n 30 4 B ARG 5 n 31 ARG 5 B HIS 6 n 32 HIS 6 B PHE 7 n 33 PHE 7 B VAL 8 n 34 VAL 8 B HIS 9 n 35 HIS 9 B GLN 10 n 36 GLN 10 B PHE 11 n 37 PHE 11 B LYS 12 n 38 LYS 12 B GLY 13 n 39 GLY 13 B GLU 14 n 40 GLU 14 B CYS 15 n 41 CYS 15 B TYR 16 n 42 TYR 16 B PHE 17 n 43 PHE 17 B THR 18 n 44 THR 18 B ASN 19 n 45 ASN 19 B GLY 20 n 46 GLY 20 B THR 21 n 47 THR 21 B GLN 22 n 48 GLN 22 B ARG 23 n 49 ARG 23 B ILE 24 n 50 ILE 24 B ARG 25 n 51 ARG 25 B LEU 26 n 52 LEU 26 B VAL 27 n 53 VAL 27 B THR 28 n 54 THR 28 B ARG 29 n 55 ARG 29 B TYR 30 n 56 TYR 30 B ILE 31 n 57 ILE 31 B TYR 32 n 58 TYR 32 B ASN 33 n 59 ASN 33 B ARG 34 n 60 ARG 34 B GLU 35 n 61 GLU 35 B GLU 36 n 62 GLU 36 B TYR 37 n 63 TYR 37 B LEU 38 n 64 LEU 38 B ARG 39 n 65 ARG 39 B PHE 40 n 66 PHE 40 B ASP 41 n 67 ASP 41 B SER 42 n 68 SER 42 B ASP 43 n 69 ASP 43 B VAL 44 n 70 VAL 44 B GLY 45 n 71 GLY 45 B GLU 46 n 72 GLU 46 B TYR 47 n 73 TYR 47 B ARG 48 n 74 ARG 48 B ALA 49 n 75 ALA 49 B VAL 50 n 76 VAL 50 B THR 51 n 77 THR 51 B GLU 52 n 78 GLU 52 B LEU 53 n 79 LEU 53 B GLY 54 n 80 GLY 54 B ARG 55 n 81 ARG 55 B HIS 56 n 82 HIS 56 B SER 57 n 83 SER 57 B ALA 58 n 84 ALA 58 B GLU 59 n 85 GLU 59 B TYR 60 n 86 TYR 60 B TYR 61 n 87 TYR 61 B ASN 62 n 88 ASN 62 B LYS 63 n 89 LYS 63 B GLN 64 n 90 GLN 64 B TYR 66 n 91 TYR 66 B LEU 68 n 92 LEU 68 B GLU 69 n 93 GLU 69 B ARG 70 n 94 ARG 70 B THR 71 n 95 THR 71 B ARG 72 n 96 ARG 72 B ALA 73 n 97 ALA 73 B GLU 74 n 98 GLU 74 B LEU 75 n 99 LEU 75 B ASP 76 n 100 ASP 76 B THR 77 n 101 THR 77 B ALA 78 n 102 ALA 78 B CYS 79 n 103 CYS 79 B ARG 80 n 104 ARG 80 B HIS 81 n 105 HIS 81 B ASN 82 n 106 ASN 82 B TYR 83 n 107 TYR 83 B GLU 84 n 108 GLU 84 B GLU 85 n 109 GLU 85 B THR 86 n 110 THR 86 B GLU 87 n 111 GLU 87 B VAL 88 n 112 VAL 88 B PRO 89 n 113 PRO 89 B THR 90 n 114 THR 90 B SER 91 n 115 SER 91 B LEU 92 n 116 LEU 92 B ARG 93 n 117 ARG 93 B ARG 94 n 118 ARG 94 B LEU 94 n 119 A LEU 94 B GLU 95 n 120 GLU 95 B GLN 96 n 121 GLN 96 B PRO 97 n 122 PRO 97 B ASN 98 n 123 ASN 98 B VAL 99 n 124 VAL 99 B ALA 100 n 125 ALA 100 B ILE 101 n 126 ILE 101 B SER 102 n 127 SER 102 B LEU 103 n 128 LEU 103 B SER 104 n 129 SER 104 B n 130 105 B n 131 106 B n 132 107 B n 133 108 B n 134 109 B n 135 110 B n 136 111 B n 137 112 B ASN 113 n 138 ASN 113 B THR 114 n 139 THR 114 B LEU 115 n 140 LEU 115 B VAL 116 n 141 VAL 116 B CYS 117 n 142 CYS 117 B SER 118 n 143 SER 118 B VAL 119 n 144 VAL 119 B THR 120 n 145 THR 120 B ASP 121 n 146 ASP 121 B PHE 122 n 147 PHE 122 B TYR 123 n 148 TYR 123 B PRO 124 n 149 PRO 124 B ALA 125 n 150 ALA 125 B LYS 126 n 151 LYS 126 B ILE 127 n 152 ILE 127 B LYS 128 n 153 LYS 128 B VAL 129 n 154 VAL 129 B ARG 130 n 155 ARG 130 B TRP 131 n 156 TRP 131 B PHE 132 n 157 PHE 132 B ARG 133 n 158 ARG 133 B ASN 134 n 159 ASN 134 B GLY 135 n 160 GLY 135 B GLN 136 n 161 GLN 136 B GLU 137 n 162 GLU 137 B GLU 138 n 163 GLU 138 B THR 139 n 164 THR 139 B VAL 140 n 165 VAL 140 B GLY 141 n 166 GLY 141 B VAL 142 n 167 VAL 142 B SER 143 n 168 SER 143 B SER 144 n 169 SER 144 B THR 145 n 170 THR 145 B GLN 146 n 171 GLN 146 B LEU 147 n 172 LEU 147 B ILE 148 n 173 ILE 148 B ARG 149 n 174 ARG 149 B ASN 150 n 175 ASN 150 B GLY 151 n 176 GLY 151 B ASP 152 n 177 ASP 152 B TRP 153 n 178 TRP 153 B THR 154 n 179 THR 154 B PHE 155 n 180 PHE 155 B GLN 156 n 181 GLN 156 B VAL 157 n 182 VAL 157 B LEU 158 n 183 LEU 158 B VAL 159 n 184 VAL 159 B MET 160 n 185 MET 160 B LEU 161 n 186 LEU 161 B GLU 162 n 187 GLU 162 B MET 163 n 188 MET 163 B THR 164 n 189 THR 164 B PRO 165 n 190 PRO 165 B HIS 166 n 191 HIS 166 B GLN 167 n 192 GLN 167 B GLY 168 n 193 GLY 168 B GLU 169 n 194 GLU 169 B VAL 170 n 195 VAL 170 B TYR 171 n 196 TYR 171 B THR 172 n 197 THR 172 B CYS 173 n 198 CYS 173 B HIS 174 n 199 HIS 174 B VAL 175 n 200 VAL 175 B GLU 176 n 201 GLU 176 B HIS 177 n 202 HIS 177 B PRO 178 n 203 PRO 178 B SER 179 n 204 SER 179 B LEU 180 n 205 LEU 180 B LYS 181 n 206 LYS 181 B SER 182 n 207 SER 182 B PRO 183 n 208 PRO 183 B ILE 184 n 209 ILE 184 B THR 185 n 210 THR 185 B VAL 186 n 211 VAL 186 B GLU 187 n 212 GLU 187 B TRP 188 n 213 TRP 188 B SER 189 n 214 SER 189 B n 215 190 B n 216 191 B n 217 192 B n 218 193 B n 219 194 B n 220 195 B n 221 196 B author_and_software_defined_assembly PISA 2 dimeric 5990 -28 17770 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 A N VAL 42 A N VAL 46 A O TYR 33 A O TYR 37 A N VAL 34 A N VAL 38 A O TYR 22 A O TYR 26 A O GLU 25 A O GLU 29 A N PHE 7 A N PHE 11 A O SER 15 A O SER 19 B N PHE 7 B N PHE 33 B N THR 18 B N THR 44 B O ARG 23 B O ARG 49 B N TYR 32 B N TYR 58 B O GLU 35 B O GLU 61 B O ARG 39 B O ARG 65 B N ARG 48 B N ARG 74 A O PHE 92 A O PHE 96 A N ILE 106 A N ILE 110 A N ILE 112 A N ILE 116 A O PHE 145 A O PHE 149 A N TYR 150 A N TYR 154 A O TYR 133 A O TYR 137 A O PHE 92 A O PHE 96 A N ILE 106 A N ILE 110 A N ILE 112 A N ILE 116 A O PHE 145 A O PHE 149 A O HIS 146 A O HIS 150 A N LEU 138 A N LEU 142 A N VAL 128 A N VAL 132 A O TRP 121 A O TRP 125 A O LEU 122 A O LEU 126 A N ASP 162 A N ASP 166 A N VAL 165 A N VAL 169 A O VAL 174 A O VAL 178 B O SER 102 B O SER 127 B N VAL 116 B N VAL 141 B O PHE 122 B O PHE 147 B N PHE 155 B N PHE 180 B N MET 160 B N MET 185 B O SER 143 B O SER 168 B O SER 102 B O SER 127 B N VAL 116 B N VAL 141 B O PHE 122 B O PHE 147 B N PHE 155 B N PHE 180 B O GLN 156 B O GLN 181 B N ILE 148 B N ILE 173 B O GLN 136 B O GLN 161 B N ARG 133 B N ARG 158 B O PHE 132 B O PHE 157 B N THR 172 B N THR 197 B N VAL 175 B N VAL 200 B O ILE 184 B O ILE 209 B 1 A CG ASP 1 A CG ASP 3 1 Y B 1 A OD1 ASP 1 A OD1 ASP 3 1 Y B 1 A OD2 ASP 1 A OD2 ASP 3 1 Y 1 A CG LYS 40 A CG LYS 44 1 Y 1 A CD LYS 40 A CD LYS 44 1 Y 1 A CE LYS 40 A CE LYS 44 1 Y 1 A NZ LYS 40 A NZ LYS 44 1 Y P 1 B CG TYR 207 B CG TYR 7 1 Y P 1 B CD1 TYR 207 B CD1 TYR 7 1 Y P 1 B CD2 TYR 207 B CD2 TYR 7 1 Y P 1 B CE1 TYR 207 B CE1 TYR 7 1 Y P 1 B CE2 TYR 207 B CE2 TYR 7 1 Y P 1 B CZ TYR 207 B CZ TYR 7 1 Y P 1 B OH TYR 207 B OH TYR 7 1 Y P 1 B CG TYR 218 B CG TYR 18 1 Y P 1 B CD1 TYR 218 B CD1 TYR 18 1 Y P 1 B CD2 TYR 218 B CD2 TYR 18 1 Y P 1 B CE1 TYR 218 B CE1 TYR 18 1 Y P 1 B CE2 TYR 218 B CE2 TYR 18 1 Y P 1 B CZ TYR 218 B CZ TYR 18 1 Y P 1 B OH TYR 218 B OH TYR 18 1 Y P 1 B OG1 THR 220 B OG1 THR 20 1 Y P 1 B CG2 THR 220 B CG2 THR 20 1 Y 1 B CG LYS 63 B CG LYS 89 1 Y 1 B CD LYS 63 B CD LYS 89 1 Y 1 B CE LYS 63 B CE LYS 89 1 Y 1 B NZ LYS 63 B NZ LYS 89 1 Y 1 B CG GLU 85 B CG GLU 109 1 Y 1 B CD GLU 85 B CD GLU 109 1 Y 1 B OE1 GLU 85 B OE1 GLU 109 1 Y 1 B OE2 GLU 85 B OE2 GLU 109 1 Y 1 B CG ASN 113 B CG ASN 138 1 Y 1 B OD1 ASN 113 B OD1 ASN 138 1 Y 1 B ND2 ASN 113 B ND2 ASN 138 1 Y 1 B CG HIS 166 B CG HIS 191 1 Y 1 B ND1 HIS 166 B ND1 HIS 191 1 Y 1 B CD2 HIS 166 B CD2 HIS 191 1 Y 1 B CE1 HIS 166 B CE1 HIS 191 1 Y 1 B NE2 HIS 166 B NE2 HIS 191 1 Y D 1 A GLU 1 A GLU 1 1 Y C 1 A ASP 1 A ASP 2 1 Y 1 A ALA 181 A ALA 185 1 Y 1 A ASP 182 A ASP 186 1 Y 1 A LEU 183 A LEU 187 1 Y 1 A VAL 184 A VAL 188 1 Y 1 A PRO 185 A PRO 189 1 Y 1 A ARG 186 A ARG 190 1 Y P 1 B GLY 201 B GLY 1 1 Y P 1 B SER 202 B SER 2 1 Y P 1 B HIS 203 B HIS 3 1 Y P 1 B SER 204 B SER 4 1 Y P 1 B ARG 205 B ARG 5 1 Y P 1 B GLY 206 B GLY 6 1 Y 1 B GLY -5 B GLY 21 1 Y 1 B SER -4 B SER 22 1 Y 1 B GLY -3 B GLY 23 1 Y 1 B SER -2 B SER 24 1 Y 1 B GLY -1 B GLY 25 1 Y 1 B SER 0 B SER 26 1 Y 1 B GLY 1 B GLY 27 1 Y 1 B ASP 2 B ASP 28 1 Y 1 B SER 3 B SER 29 1 Y 1 B GLU 4 B GLU 30 1 Y 1 B ARG 105 B ARG 130 1 Y 1 B THR 106 B THR 131 1 Y 1 B GLU 107 B GLU 132 1 Y 1 B ALA 108 B ALA 133 1 Y 1 B LEU 109 B LEU 134 1 Y 1 B ASN 110 B ASN 135 1 Y 1 B HIS 111 B HIS 136 1 Y 1 B HIS 112 B HIS 137 1 Y 1 B SER 190 B SER 215 1 Y 1 B ALA 191 B ALA 216 1 Y 1 B ASP 192 B ASP 217 1 Y 1 B LEU 193 B LEU 218 1 Y 1 B VAL 194 B VAL 219 1 Y 1 B PRO 195 B PRO 220 1 Y 1 B ARG 196 B ARG 221 1 Y 1 A PHE 48 -29.26 -80.83 1 A LEU 51 -108.38 -70.17 1 A ASP 158 78.63 -33.23 1 B ASN 33 66.04 -97.94 1 B THR 90 -121.37 -98.02 1 B PRO 165 -57.95 67.99 1 B GLN 167 -37.16 137.21 PROTEIN_REP.PARAM PROTEIN.TOP WATER_REP.PARAM WATER.TOP CIS_PEPTIDE.PARAM CIS_PEPTIDE.TOP 36.10 8.00000 0.00000 0.00000 -3.51000 0.00000 -4.50000 0.258 0.007 0.21 0.21 2.60 39.96 1541 15754 9.800 99.3 RANDOM 1 GROUP THROUGHOUT 0.000 MOLECULAR REPLACEMENT I-A(K) - PDB CODE 1IAK ENGH & HUBER FLAT MODEL 32.63 0.35 0.39 0.30 5.00 0.40 0.28 2.60 39.96 76 3088 0 0 3012 0.006 1.30 26.00 0.81 0.344 0.028 0.276 2.69 149 1396 10 9.60 99.60 51.80 2.600 39.960 1ES0 15754 -3.000 0.068 1 15.7000 4.200 99.3 2.60 2.69 4.2 0.353 1 4.20 99.6 data reduction DENZO data reduction TRUNCATE phasing AMoRE refinement CNS 0.9 data scaling CCP4 (TRUNCATE) CRYSTAL STRUCTURE OF THE MURINE CLASS II ALLELE I-A(G7) COMPLEXED WITH THE GLUTAMIC ACID DECARBOXYLASE (GAD65) PEPTIDE 207-220 1 N N 2 N N 3 N N 3 N N A GLU 47 A GLU 51 HELX_P A LEU 51 A LEU 55 5 1 5 A GLU 55 A GLU 59 HELX_P A SER 77 A SER 81 1 2 23 B GLY 54 B GLY 80 HELX_P B LEU 68 B LEU 92 1 3 13 B TYR 66 B TYR 91 HELX_P B ALA 78 B ALA 102 1 4 12 B ALA 78 B ALA 102 HELX_P B THR 86 B THR 110 1 5 9 B THR 90 B THR 114 HELX_P B ARG 94 B ARG 118 5 6 5 disulf 2.031 A CYS 107 A SG CYS 111 1_555 A CYS 163 A SG CYS 167 1_555 disulf 2.043 B CYS 15 B SG CYS 41 1_555 B CYS 79 B SG CYS 103 1_555 disulf 2.025 B CYS 117 B SG CYS 142 1_555 B CYS 173 B SG CYS 198 1_555 IMMUNE SYSTEM HISTOCOMPATIBILITY ANTIGEN, CLASS II MHC I-A(G7), IMMUNE SYSTEM A SER 15 A SER 19 1 A PRO 16 A PRO 20 0.67 A PHE 113 A PHE 117 1 A PRO 114 A PRO 118 -0.74 B TYR 123 B TYR 148 1 B PRO 124 B PRO 149 -0.08 HA2D_MOUSE UNP 1 P04228 DCE2_HUMAN UNP 2 Q05329 AAA39547 GB 2 387435 24 205 1ES0 1 178 P04228 A 1 5 182 222 235 1ES0 207 220 Q05329 P P B 2 7 20 28 214 1ES0 1 188 387435 B 3 27 213 1 SEE REMARK 999 SER 179 1ES0 A P04228 UNP 183 1 SEE REMARK 999 SER 180 1ES0 A P04228 UNP 184 1 SEE REMARK 999 ALA 181 1ES0 A P04228 UNP 185 1 SEE REMARK 999 ASP 182 1ES0 A P04228 UNP 186 1 SEE REMARK 999 LEU 183 1ES0 A P04228 UNP 187 1 SEE REMARK 999 VAL 184 1ES0 A P04228 UNP 188 1 SEE REMARK 999 PRO 185 1ES0 A P04228 UNP 189 1 SEE REMARK 999 ARG 186 1ES0 A P04228 UNP 190 2 SEE REMARK 999 GLY 201 1ES0 P B Q05329 UNP 1 2 SEE REMARK 999 SER 202 1ES0 P B Q05329 UNP 2 2 SEE REMARK 999 HIS 203 1ES0 P B Q05329 UNP 3 2 SEE REMARK 999 SER 204 1ES0 P B Q05329 UNP 4 2 SEE REMARK 999 ARG 205 1ES0 P B Q05329 UNP 5 2 SEE REMARK 999 GLY 206 1ES0 P B Q05329 UNP 6 2 SEE REMARK 999 GLY -5 1ES0 B 387435 GB 21 2 SEE REMARK 999 SER -4 1ES0 B 387435 GB 22 2 SEE REMARK 999 GLY -3 1ES0 B 387435 GB 23 2 SEE REMARK 999 SER -2 1ES0 B 387435 GB 24 2 SEE REMARK 999 GLY -1 1ES0 B 387435 GB 25 2 SEE REMARK 999 SER 0 1ES0 B 387435 GB 26 2 SEE REMARK 999 SER 189 1ES0 B 387435 GB 214 2 SEE REMARK 999 SER 190 1ES0 B 387435 GB 215 2 SEE REMARK 999 ALA 191 1ES0 B 387435 GB 216 2 SEE REMARK 999 ASP 192 1ES0 B 387435 GB 217 2 SEE REMARK 999 LEU 193 1ES0 B 387435 GB 218 2 SEE REMARK 999 VAL 194 1ES0 B 387435 GB 219 2 SEE REMARK 999 PRO 195 1ES0 B 387435 GB 220 2 SEE REMARK 999 ARG 196 1ES0 B 387435 GB 221 8 4 4 4 4 4 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 anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel A LYS 40 A LYS 44 A TRP 43 A TRP 47 A ASP 29 A ASP 33 A ASP 35 A ASP 39 A ILE 19 A ILE 23 A PHE 26 A PHE 30 A HIS 4 A HIS 8 A SER 15 A SER 19 B PHE 7 B PHE 33 B THR 18 B THR 44 B ARG 23 B ARG 49 B TYR 32 B TYR 58 B GLU 35 B GLU 61 B ASP 41 B ASP 67 B TYR 47 B TYR 73 B ALA 49 B ALA 75 A GLN 88 A GLN 92 A PRO 93 A PRO 97 A ASN 103 A ASN 107 A ILE 112 A ILE 116 A PHE 145 A PHE 149 A PHE 153 A PHE 157 A VAL 132 A VAL 136 A GLU 134 A GLU 138 A GLN 88 A GLN 92 A PRO 93 A PRO 97 A ASN 103 A ASN 107 A ILE 112 A ILE 116 A PHE 145 A PHE 149 A PHE 153 A PHE 157 A LEU 138 A LEU 142 A VAL 139 A VAL 143 A LYS 126 A LYS 130 A VAL 128 A VAL 132 A ASN 118 A ASN 122 A ARG 123 A ARG 127 A ILE 160 A ILE 164 A GLU 166 A GLU 170 A VAL 174 A VAL 178 A SER 179 A SER 183 B ASN 98 B ASN 123 B LEU 103 B LEU 128 B THR 114 B THR 139 B PHE 122 B PHE 147 B PHE 155 B PHE 180 B GLU 162 B GLU 187 B VAL 142 B VAL 167 B SER 144 B SER 169 B ASN 98 B ASN 123 B LEU 103 B LEU 128 B THR 114 B THR 139 B PHE 122 B PHE 147 B PHE 155 B PHE 180 B GLU 162 B GLU 187 B ILE 148 B ILE 173 B ARG 149 B ARG 174 B GLN 136 B GLN 161 B GLU 137 B GLU 162 B LYS 128 B LYS 153 B ARG 133 B ARG 158 B TYR 171 B TYR 196 B GLU 176 B GLU 201 B ILE 184 B ILE 209 B TRP 188 B TRP 213 20 C 2 2 21