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