------------------------------------------------
PDB || UniProt
-------------------------||---------------------
PDB Chn SeqNo Res ResNo||Accession Res Number
------------------------------------------------
2v68 A 1 GLY 10 P00877 G 10
2v68 A 2 ALA 11 P00877 A 11
2v68 A 3 GLY 12 P00877 G 12
2v68 A 4 PHE 13 P00877 F 13
2v68 A 5 LYS 14 P00877 K 14
2v68 A 6 ALA 15 P00877 A 15
2v68 A 7 GLY 16 P00877 G 16
2v68 A 8 VAL 17 P00877 V 17
2v68 A 9 LYS 18 P00877 K 18
2v68 A 10 ASP 19 P00877 D 19
2v68 A 11 TYR 20 P00877 Y 20
2v68 A 12 ARG 21 P00877 R 21
2v68 A 13 LEU 22 P00877 L 22
2v68 A 14 THR 23 P00877 T 23
2v68 A 15 TYR 24 P00877 Y 24
2v68 A 16 TYR 25 P00877 Y 25
2v68 A 17 THR 26 P00877 T 26
2v68 A 18 PRO 27 P00877 P 27
2v68 A 19 ASP 28 P00877 D 28
2v68 A 20 TYR 29 P00877 Y 29
2v68 A 21 VAL 30 P00877 V 30
2v68 A 22 VAL 31 P00877 V 31
2v68 A 23 ARG 32 P00877 R 32
2v68 A 24 ASP 33 P00877 D 33
2v68 A 25 THR 34 P00877 T 34
2v68 A 26 ASP 35 P00877 D 35
2v68 A 27 ILE 36 P00877 I 36
2v68 A 28 LEU 37 P00877 L 37
2v68 A 29 ALA 38 P00877 A 38
2v68 A 30 ALA 39 P00877 A 39
2v68 A 31 PHE 40 P00877 F 40
2v68 A 32 ARG 41 P00877 R 41
2v68 A 33 MET 42 P00877 M 42
2v68 A 34 THR 43 P00877 T 43
2v68 A 35 PRO 44 P00877 P 44
2v68 A 36 GLN 45 P00877 Q 45
2v68 A 37 PRO 46 P00877 L 46
2v68 A 38 GLY 47 P00877 G 47
2v68 A 39 VAL 48 P00877 V 48
2v68 A 40 PRO 49 P00877 P 49
2v68 A 41 PRO 50 P00877 P 50
2v68 A 42 GLU 51 P00877 E 51
2v68 A 43 GLU 52 P00877 E 52
2v68 A 44 CYS 53 P00877 C 53
2v68 A 45 GLY 54 P00877 G 54
2v68 A 46 ALA 55 P00877 A 55
2v68 A 47 ALA 56 P00877 A 56
2v68 A 48 VAL 57 P00877 V 57
2v68 A 49 ALA 58 P00877 A 58
2v68 A 50 ALA 59 P00877 A 59
2v68 A 51 GLU 60 P00877 E 60
2v68 A 52 SER 61 P00877 S 61
2v68 A 53 SER 62 P00877 S 62
2v68 A 54 THR 63 P00877 T 63
2v68 A 55 GLY 64 P00877 G 64
2v68 A 56 THR 65 P00877 T 65
2v68 A 57 TRP 66 P00877 W 66
2v68 A 58 THR 67 P00877 T 67
2v68 A 59 THR 68 P00877 T 68
2v68 A 60 VAL 69 P00877 V 69
2v68 A 61 TRP 70 P00877 W 70
2v68 A 62 THR 71 P00877 T 71
2v68 A 63 ASP 72 P00877 D 72
2v68 A 64 GLY 73 P00877 G 73
2v68 A 65 LEU 74 P00877 L 74
2v68 A 66 THR 75 P00877 T 75
2v68 A 67 SER 76 P00877 S 76
2v68 A 68 LEU 77 P00877 L 77
2v68 A 69 ASP 78 P00877 D 78
2v68 A 70 ARG 79 P00877 R 79
2v68 A 71 TYR 80 P00877 Y 80
2v68 A 72 LYS 81 P00877 K 81
2v68 A 73 GLY 82 P00877 G 82
2v68 A 74 ARG 83 P00877 R 83
2v68 A 75 CYS 84 P00877 C 84
2v68 A 76 TYR 85 P00877 Y 85
2v68 A 77 ASP 86 P00877 D 86
2v68 A 78 ILE 87 P00877 I 87
2v68 A 79 GLU 88 P00877 E 88
2v68 A 80 PRO 89 P00877 P 89
2v68 A 81 VAL 90 P00877 V 90
2v68 A 82 PRO 91 P00877 P 91
2v68 A 83 GLY 92 P00877 G 92
2v68 A 84 GLU 93 P00877 E 93
2v68 A 85 ASP 94 P00877 D 94
2v68 A 86 ASN 95 P00877 N 95
2v68 A 87 GLN 96 P00877 Q 96
2v68 A 88 TYR 97 P00877 Y 97
2v68 A 89 ILE 98 P00877 I 98
2v68 A 90 ALA 99 P00877 A 99
2v68 A 91 TYR 100 P00877 Y 100
2v68 A 92 VAL 101 P00877 V 101
2v68 A 93 ALA 102 P00877 A 102
2v68 A 94 TYR 103 P00877 Y 103
2v68 A 95 HYP 104 P00877 P 104
2v68 A 96 ILE 105 P00877 I 105
2v68 A 97 ASP 106 P00877 D 106
2v68 A 98 LEU 107 P00877 L 107
2v68 A 99 PHE 108 P00877 F 108
2v68 A 100 GLU 109 P00877 E 109
2v68 A 101 GLU 110 P00877 E 110
2v68 A 102 GLY 111 P00877 G 111
2v68 A 103 SER 112 P00877 S 112
2v68 A 104 VAL 113 P00877 V 113
2v68 A 105 THR 114 P00877 T 114
2v68 A 106 ASN 115 P00877 N 115
2v68 A 107 MET 116 P00877 M 116
2v68 A 108 PHE 117 P00877 F 117
2v68 A 109 THR 118 P00877 T 118
2v68 A 110 SER 119 P00877 S 119
2v68 A 111 ILE 120 P00877 I 120
2v68 A 112 VAL 121 P00877 V 121
2v68 A 113 GLY 122 P00877 G 122
2v68 A 114 ASN 123 P00877 N 123
2v68 A 115 VAL 124 P00877 V 124
2v68 A 116 PHE 125 P00877 F 125
2v68 A 117 GLY 126 P00877 G 126
2v68 A 118 PHE 127 P00877 F 127
2v68 A 119 LYS 128 P00877 K 128
2v68 A 120 ALA 129 P00877 A 129
2v68 A 121 LEU 130 P00877 L 130
2v68 A 122 ARG 131 P00877 R 131
2v68 A 123 ALA 132 P00877 A 132
2v68 A 124 LEU 133 P00877 L 133
2v68 A 125 ARG 134 P00877 R 134
2v68 A 126 LEU 135 P00877 L 135
2v68 A 127 GLU 136 P00877 E 136
2v68 A 128 ASP 137 P00877 D 137
2v68 A 129 LEU 138 P00877 L 138
2v68 A 130 ARG 139 P00877 R 139
2v68 A 131 ILE 140 P00877 I 140
2v68 A 132 PRO 141 P00877 P 141
2v68 A 133 PRO 142 P00877 P 142
2v68 A 134 ALA 143 P00877 A 143
2v68 A 135 TYR 144 P00877 Y 144
2v68 A 136 VAL 145 P00877 V 145
2v68 A 137 LYS 146 P00877 K 146
2v68 A 138 THR 147 P00877 T 147
2v68 A 139 PHE 148 P00877 F 148
2v68 A 140 VAL 149 P00877 V 149
2v68 A 141 GLY 150 P00877 G 150
2v68 A 142 HYP 151 P00877 P 151
2v68 A 143 PRO 152 P00877 P 152
2v68 A 144 HIS 153 P00877 H 153
2v68 A 145 GLY 154 P00877 G 154
2v68 A 146 ILE 155 P00877 I 155
2v68 A 147 GLN 156 P00877 Q 156
2v68 A 148 VAL 157 P00877 V 157
2v68 A 149 GLU 158 P00877 E 158
2v68 A 150 ARG 159 P00877 R 159
2v68 A 151 ASP 160 P00877 D 160
2v68 A 152 LYS 161 P00877 K 161
2v68 A 153 LEU 162 P00877 L 162
2v68 A 154 ASN 163 P00877 N 163
2v68 A 155 LYS 164 P00877 K 164
2v68 A 156 TYR 165 P00877 Y 165
2v68 A 157 GLY 166 P00877 G 166
2v68 A 158 ARG 167 P00877 R 167
2v68 A 159 GLY 168 P00877 G 168
2v68 A 160 LEU 169 P00877 L 169
2v68 A 161 LEU 170 P00877 L 170
2v68 A 162 GLY 171 P00877 G 171
2v68 A 163 CYS 172 P00877 C 172
2v68 A 164 THR 173 P00877 T 173
2v68 A 165 ILE 174 P00877 I 174
2v68 A 166 LYS 175 P00877 K 175
2v68 A 167 PRO 176 P00877 P 176
2v68 A 168 LYS 177 P00877 K 177
2v68 A 169 LEU 178 P00877 L 178
2v68 A 170 GLY 179 P00877 G 179
2v68 A 171 LEU 180 P00877 L 180
2v68 A 172 SER 181 P00877 S 181
2v68 A 173 ALA 182 P00877 A 182
2v68 A 174 LYS 183 P00877 K 183
2v68 A 175 ASN 184 P00877 N 184
2v68 A 176 TYR 185 P00877 Y 185
2v68 A 177 GLY 186 P00877 G 186
2v68 A 178 ARG 187 P00877 R 187
2v68 A 179 ALA 188 P00877 A 188
2v68 A 180 VAL 189 P00877 V 189
2v68 A 181 TYR 190 P00877 Y 190
2v68 A 182 GLU 191 P00877 E 191
2v68 A 183 CYS 192 P00877 C 192
2v68 A 184 LEU 193 P00877 L 193
2v68 A 185 ARG 194 P00877 R 194
2v68 A 186 GLY 195 P00877 G 195
2v68 A 187 GLY 196 P00877 G 196
2v68 A 188 LEU 197 P00877 L 197
2v68 A 189 ASP 198 P00877 D 198
2v68 A 190 PHE 199 P00877 F 199
2v68 A 191 THR 200 P00877 T 200
2v68 A 192 ASP 202 P00877 D 202
2v68 A 193 ASP 203 P00877 D 203
2v68 A 194 GLU 204 P00877 E 204
2v68 A 195 ASN 205 P00877 N 205
2v68 A 196 VAL 206 P00877 V 206
2v68 A 197 ASN 207 P00877 N 207
2v68 A 198 SER 208 P00877 S 208
2v68 A 199 GLN 209 P00877 Q 209
2v68 A 200 PRO 210 P00877 P 210
2v68 A 201 PHE 211 P00877 F 211
2v68 A 202 MET 212 P00877 M 212
2v68 A 203 ARG 213 P00877 R 213
2v68 A 204 TRP 214 P00877 W 214
2v68 A 205 ARG 215 P00877 R 215
2v68 A 206 ASP 216 P00877 D 216
2v68 A 207 ARG 217 P00877 R 217
2v68 A 208 PHE 218 P00877 F 218
2v68 A 209 LEU 219 P00877 L 219
2v68 A 210 PHE 220 P00877 F 220
2v68 A 211 VAL 221 P00877 V 221
2v68 A 212 ALA 222 P00877 A 222
2v68 A 213 GLU 223 P00877 E 223
2v68 A 214 ALA 224 P00877 A 224
2v68 A 215 ILE 225 P00877 I 225
2v68 A 216 TYR 226 P00877 Y 226
2v68 A 217 LYS 227 P00877 K 227
2v68 A 218 ALA 228 P00877 A 228
2v68 A 219 GLN 229 P00877 Q 229
2v68 A 220 ALA 230 P00877 A 230
2v68 A 221 GLU 231 P00877 E 231
2v68 A 222 THR 232 P00877 T 232
2v68 A 223 GLY 233 P00877 G 233
2v68 A 224 GLU 234 P00877 E 234
2v68 A 225 VAL 235 P00877 V 235
2v68 A 226 LYS 236 P00877 K 236
2v68 A 227 GLY 237 P00877 G 237
2v68 A 228 HIS 238 P00877 H 238
2v68 A 229 TYR 239 P00877 Y 239
2v68 A 230 LEU 240 P00877 L 240
2v68 A 231 ASN 241 P00877 N 241
2v68 A 232 ALA 242 P00877 A 242
2v68 A 233 THR 243 P00877 T 243
2v68 A 234 ALA 244 P00877 A 244
2v68 A 235 GLY 245 P00877 G 245
2v68 A 236 THR 246 P00877 T 246
2v68 A 237 CYS 247 P00877 C 247
2v68 A 238 GLU 248 P00877 E 248
2v68 A 239 GLU 249 P00877 E 249
2v68 A 240 MET 250 P00877 M 250
2v68 A 241 MET 251 P00877 M 251
2v68 A 242 LYS 252 P00877 K 252
2v68 A 243 ARG 253 P00877 R 253
2v68 A 244 ALA 254 P00877 A 254
2v68 A 245 VAL 255 P00877 V 255
2v68 A 246 ALA 257 P00877 A 257
2v68 A 247 LYS 258 P00877 K 258
2v68 A 248 GLU 259 P00877 E 259
2v68 A 249 LEU 260 P00877 L 260
2v68 A 250 GLY 261 P00877 G 261
2v68 A 251 VAL 262 P00877 V 262
2v68 A 252 PRO 263 P00877 P 263
2v68 A 253 ILE 264 P00877 I 264
2v68 A 254 ILE 265 P00877 I 265
2v68 A 255 MET 266 P00877 M 266
2v68 A 256 HIS 267 P00877 H 267
2v68 A 257 ASP 268 P00877 D 268
2v68 A 258 TYR 269 P00877 Y 269
2v68 A 259 LEU 270 P00877 L 270
2v68 A 260 THR 271 P00877 T 271
2v68 A 261 GLY 272 P00877 G 272
2v68 A 262 GLY 273 P00877 G 273
2v68 A 263 PHE 274 P00877 F 274
2v68 A 264 THR 275 P00877 T 275
2v68 A 265 ALA 276 P00877 A 276
2v68 A 266 ASN 277 P00877 N 277
2v68 A 267 THR 278 P00877 T 278
2v68 A 268 SER 279 P00877 S 279
2v68 A 269 LEU 280 P00877 L 280
2v68 A 270 ALA 281 P00877 A 281
2v68 A 271 ILE 282 P00877 I 282
2v68 A 272 TYR 283 P00877 Y 283
2v68 A 273 CYS 284 P00877 C 284
2v68 A 274 ARG 285 P00877 R 285
2v68 A 275 ASP 286 P00877 D 286
2v68 A 276 ASN 287 P00877 N 287
2v68 A 277 GLY 288 P00877 G 288
2v68 A 278 LEU 289 P00877 L 289
2v68 A 279 LEU 290 P00877 L 290
2v68 A 280 LEU 291 P00877 L 291
2v68 A 281 HIS 292 P00877 H 292
2v68 A 282 ILE 293 P00877 I 293
2v68 A 283 HIS 294 P00877 H 294
2v68 A 284 ARG 295 P00877 R 295
2v68 A 285 ALA 296 P00877 A 296
2v68 A 286 MET 297 P00877 M 297
2v68 A 287 HIS 298 P00877 H 298
2v68 A 288 ALA 299 P00877 A 299
2v68 A 289 VAL 300 P00877 V 300
2v68 A 290 ILE 301 P00877 I 301
2v68 A 291 ASP 302 P00877 D 302
2v68 A 292 ARG 303 P00877 R 303
2v68 A 293 GLN 304 P00877 Q 304
2v68 A 294 ARG 305 P00877 R 305
2v68 A 295 ASN 306 P00877 N 306
2v68 A 296 HIS 307 P00877 H 307
2v68 A 297 GLY 308 P00877 G 308
2v68 A 298 ILE 309 P00877 I 309
2v68 A 299 HIS 310 P00877 H 310
2v68 A 300 PHE 311 P00877 F 311
2v68 A 301 ARG 312 P00877 R 312
2v68 A 302 VAL 313 P00877 V 313
2v68 A 303 LEU 314 P00877 L 314
2v68 A 304 ALA 315 P00877 A 315
2v68 A 305 LYS 316 P00877 K 316
2v68 A 306 ALA 317 P00877 A 317
2v68 A 307 LEU 318 P00877 L 318
2v68 A 308 ARG 319 P00877 R 319
2v68 A 309 MET 320 P00877 M 320
2v68 A 310 SER 321 P00877 S 321
2v68 A 311 GLY 322 P00877 G 322
2v68 A 312 GLY 323 P00877 G 323
2v68 A 313 ASP 324 P00877 D 324
2v68 A 314 HIS 325 P00877 H 325
2v68 A 315 LEU 326 P00877 L 326
2v68 A 316 HIS 327 P00877 H 327
2v68 A 317 SER 328 P00877 S 328
2v68 A 318 GLY 329 P00877 G 329
2v68 A 319 THR 330 P00877 T 330
2v68 A 320 ALA 331 P00877 V 331
2v68 A 321 VAL 332 P00877 V 332
2v68 A 322 GLY 333 P00877 G 333
2v68 A 323 LYS 334 P00877 K 334
2v68 A 324 LEU 335 P00877 L 335
2v68 A 325 GLU 336 P00877 E 336
2v68 A 326 GLY 337 P00877 G 337
2v68 A 327 GLU 338 P00877 E 338
2v68 A 328 ARG 339 P00877 R 339
2v68 A 329 GLU 340 P00877 E 340
2v68 A 330 VAL 341 P00877 V 341
2v68 A 331 ILE 342 P00877 T 342
2v68 A 332 LEU 343 P00877 L 343
2v68 A 333 GLY 344 P00877 G 344
2v68 A 334 PHE 345 P00877 F 345
2v68 A 335 VAL 346 P00877 V 346
2v68 A 336 ASP 347 P00877 D 347
2v68 A 337 LEU 348 P00877 L 348
2v68 A 338 MET 349 P00877 M 349
2v68 A 339 ARG 350 P00877 R 350
2v68 A 340 ASP 351 P00877 D 351
2v68 A 341 ASP 352 P00877 D 352
2v68 A 342 TYR 353 P00877 Y 353
2v68 A 343 VAL 354 P00877 V 354
2v68 A 344 GLU 355 P00877 E 355
2v68 A 345 LYS 356 P00877 K 356
2v68 A 346 ASP 357 P00877 D 357
2v68 A 347 ARG 358 P00877 R 358
2v68 A 348 SER 359 P00877 S 359
2v68 A 349 ARG 360 P00877 R 360
2v68 A 350 GLY 361 P00877 G 361
2v68 A 351 ILE 362 P00877 I 362
2v68 A 352 TYR 363 P00877 Y 363
2v68 A 353 PHE 364 P00877 F 364
2v68 A 354 THR 365 P00877 T 365
2v68 A 355 GLN 366 P00877 Q 366
2v68 A 356 ASP 367 P00877 D 367
2v68 A 357 TRP 368 P00877 W 368
2v68 A 358 SER 370 P00877 S 370
2v68 A 359 MET 371 P00877 M 371
2v68 A 360 PRO 372 P00877 P 372
2v68 A 361 GLY 373 P00877 G 373
2v68 A 362 VAL 374 P00877 V 374
2v68 A 363 MET 375 P00877 M 375
2v68 A 364 PRO 376 P00877 P 376
2v68 A 365 VAL 377 P00877 V 377
2v68 A 366 ALA 378 P00877 A 378
2v68 A 367 SER 379 P00877 S 379
2v68 A 368 GLY 380 P00877 G 380
2v68 A 369 GLY 381 P00877 G 381
2v68 A 370 ILE 382 P00877 I 382
2v68 A 371 HIS 383 P00877 H 383
2v68 A 372 VAL 384 P00877 V 384
2v68 A 373 TRP 385 P00877 W 385
2v68 A 374 HIS 386 P00877 H 386
2v68 A 375 MET 387 P00877 M 387
2v68 A 376 PRO 388 P00877 P 388
2v68 A 377 ALA 389 P00877 A 389
2v68 A 378 LEU 390 P00877 L 390
2v68 A 379 VAL 391 P00877 V 391
2v68 A 380 GLU 392 P00877 E 392
2v68 A 381 ILE 393 P00877 I 393
2v68 A 382 PHE 394 P00877 F 394
2v68 A 383 GLY 395 P00877 G 395
2v68 A 384 ASP 396 P00877 D 396
2v68 A 385 ASP 397 P00877 D 397
2v68 A 386 ALA 398 P00877 A 398
2v68 A 387 CYS 399 P00877 C 399
2v68 A 388 LEU 400 P00877 L 400
2v68 A 389 GLN 401 P00877 Q 401
2v68 A 390 PHE 402 P00877 F 402
2v68 A 391 GLY 403 P00877 G 403
2v68 A 392 GLY 404 P00877 G 404
2v68 A 393 GLY 405 P00877 G 405
2v68 A 394 THR 406 P00877 T 406
2v68 A 395 LEU 407 P00877 L 407
2v68 A 396 GLY 408 P00877 G 408
2v68 A 397 HIS 409 P00877 H 409
2v68 A 398 PRO 410 P00877 P 410
2v68 A 399 TRP 411 P00877 W 411
2v68 A 400 GLY 412 P00877 G 412
2v68 A 401 ASN 413 P00877 N 413
2v68 A 402 ALA 414 P00877 A 414
2v68 A 403 PRO 415 P00877 P 415
2v68 A 404 GLY 416 P00877 G 416
2v68 A 405 ALA 417 P00877 A 417
2v68 A 406 ALA 418 P00877 A 418
2v68 A 407 ALA 419 P00877 A 419
2v68 A 408 ASN 420 P00877 N 420
2v68 A 409 ARG 421 P00877 R 421
2v68 A 410 VAL 422 P00877 V 422
2v68 A 411 ALA 423 P00877 A 423
2v68 A 412 LEU 424 P00877 L 424
2v68 A 413 GLU 425 P00877 E 425
2v68 A 414 ALA 426 P00877 A 426
2v68 A 415 CYS 427 P00877 C 427
2v68 A 416 THR 428 P00877 T 428
2v68 A 417 GLN 429 P00877 Q 429
2v68 A 418 ALA 430 P00877 A 430
2v68 A 419 ARG 431 P00877 R 431
2v68 A 420 ASN 432 P00877 N 432
2v68 A 421 GLU 433 P00877 E 433
2v68 A 422 GLY 434 P00877 G 434
2v68 A 423 ARG 435 P00877 R 435
2v68 A 424 ASP 436 P00877 D 436
2v68 A 425 LEU 437 P00877 L 437
2v68 A 426 ALA 438 P00877 A 438
2v68 A 427 ARG 439 P00877 R 439
2v68 A 428 GLU 440 P00877 E 440
2v68 A 429 GLY 441 P00877 G 441
2v68 A 430 GLY 442 P00877 G 442
2v68 A 431 ASP 443 P00877 D 443
2v68 A 432 VAL 444 P00877 V 444
2v68 A 433 ILE 445 P00877 I 445
2v68 A 434 ARG 446 P00877 R 446
2v68 A 435 SER 447 P00877 S 447
2v68 A 436 ALA 448 P00877 A 448
2v68 A 437 CYS 449 P00877 C 449
2v68 A 438 LYS 450 P00877 K 450
2v68 A 439 TRP 451 P00877 W 451
2v68 A 440 SER 452 P00877 S 452
2v68 A 441 PRO 453 P00877 P 453
2v68 A 442 GLU 454 P00877 E 454
2v68 A 443 LEU 455 P00877 L 455
2v68 A 444 ALA 456 P00877 A 456
2v68 A 445 ALA 457 P00877 A 457
2v68 A 446 ALA 458 P00877 A 458
2v68 A 447 CYS 459 P00877 C 459
2v68 A 448 GLU 460 P00877 E 460
2v68 A 449 VAL 461 P00877 V 461
2v68 A 450 TRP 462 P00877 W 462
2v68 A 451 LYS 463 P00877 K 463
2v68 A 452 GLU 464 P00877 E 464
2v68 A 453 ILE 465 P00877 I 465
2v68 A 454 LYS 466 P00877 K 466
2v68 A 455 PHE 467 P00877 F 467
2v68 A 456 GLU 468 P00877 E 468
2v68 A 457 PHE 469 P00877 F 469
2v68 A 458 ASP 470 P00877 D 470
2v68 A 459 THR 471 P00877 T 471
2v68 A 460 ILE 472 P00877 I 472
2v68 A 461 ASP 473 P00877 D 473
2v68 A 462 LYS 474 P00877 K 474
2v68 A 463 LEU 475 P00877 L 475
A total of 463 residues were displayed for 1 chains.