1XKD - Sequence, Chains, Asymmetric and Biological Units

• Title: TERNARY COMPLEX OF ISOCITRATE DEHYDROGENASE FROM THE HYPERTH AEROPYRUM PERNIX
• Keywords: ENZYME, TERNARY COMPLEX, ISOCITRATE, CA2+, NADP+, OXIDOREDUC
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1XKD	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	ISOCITRATE DEHYDROGENASE	A	427	3314	0
2	Protein	ISOCITRATE DEHYDROGENASE	B	419	3254	0
3	Ligand	ISOCITRATE DEHYDROGENASE	A	4	0	63
4	Ligand	ISOCITRATE DEHYDROGENASE	B	2	0	61
5	Water			196	0	196
total				1048	6568	320

Proteins

Unit 1

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

Unit 2

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

Ligands

Unit 3	NAP 1001 ICT 1002 CA 1005 CA 1006
Unit 4	NAP 1003 ICT 1004