1JXK - Sequence, Chains, Asymmetric and Biological Units

• Title: ROLE OF ETHE MOBILE LOOP IN THE MEHANISM OF HUMAN SALIVARY A
• Keywords: AMYLASE, MUTAGENESIS, CATALYSIS, HUMAN, SALIVARY, ENZYME, MO LOOP, HYDROLASE
• Experiment: X-ray diffraction
• Number of Models: 1

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

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	ALPHA-AMYLASE, SALIVARY	A	491	3915	8
2	Ligand	ALPHA-AMYLASE, SALIVARY	A	2	0	2
3	Water			323	0	323
total				816	3915	333

Proteins

Unit 1

PCA 1 TYR 2 SER 3 SER 4 ASN 5 THR 6 GLN 7 GLN 8 GLY 9 ARG 10 THR 11 SER 12 ILE 13 VAL 14 HIS 15 LEU 16 PHE 17 GLU 18 TRP 19 ARG 20 TRP 21 VAL 22 ASP 23 ILE 24 ALA 25 LEU 26 GLU 27 CYS 28 GLU 29 ARG 30 TYR 31 LEU 32 ALA 33 PRO 34 LYS 35 GLY 36 PHE 37 GLY 38 GLY 39 VAL 40 GLN 41 VAL 42 SER 43 PRO 44 PRO 45 ASN 46 GLU 47 ASN 48 VAL 49 ALA 50 ILE 51 HIS 52 ASN 53 PRO 54 PHE 55 ARG 56 PRO 57 TRP 58 TRP 59 GLU 60 ARG 61 TYR 62 GLN 63 PRO 64 VAL 65 SER 66 TYR 67 LYS 68 LEU 69 CYS 70 THR 71 ARG 72 SER 73 GLY 74 ASN 75 GLU 76 ASP 77 GLU 78 PHE 79 ARG 80 ASN 81 MET 82 VAL 83 THR 84 ARG 85 CYS 86 ASN 87 ASN 88 VAL 89 GLY 90 VAL 91 ARG 92 ILE 93 TYR 94 VAL 95 ASP 96 ALA 97 VAL 98 ILE 99 ASN 100 HIS 101 MET 102 CYS 103 GLY 104 ASN 105 ALA 106 VAL 107 SER 108 ALA 109 GLY 110 THR 111 SER 112 SER 113 THR 114 CYS 115 GLY 116 SER 117 TYR 118 PHE 119 ASN 120 PRO 121 GLY 122 SER 123 ARG 124 ASP 125 PHE 126 PRO 127 ALA 128 VAL 129 PRO 130 TYR 131 SER 132 GLY 133 TRP 134 ASP 135 PHE 136 ASN 137 ASP 138 GLY 139 LYS 140 CYS 141 LYS 142 THR 143 GLY 144 SER 145 GLY 146 ASP 147 ILE 148 GLU 149 ASN 150 TYR 151 ASN 152 ASP 153 ALA 154 THR 155 GLN 156 VAL 157 ARG 158 ASP 159 CYS 160 ARG 161 LEU 162 SER 163 GLY 164 LEU 165 LEU 166 ASP 167 LEU 168 ALA 169 LEU 170 GLY 171 LYS 172 ASP 173 TYR 174 VAL 175 ARG 176 SER 177 LYS 178 ILE 179 ALA 180 GLU 181 TYR 182 MET 183 ASN 184 HIS 185 LEU 186 ILE 187 ASP 188 ILE 189 GLY 190 VAL 191 ALA 192 GLY 193 PHE 194 ARG 195 ILE 196 ASP 197 ALA 198 SER 199 LYS 200 HIS 201 MET 202 TRP 203 PRO 204 GLY 205 ASP 206 ILE 207 LYS 208 ALA 209 ILE 210 LEU 211 ASP 212 LYS 213 LEU 214 HIS 215 ASN 216 LEU 217 ASN 218 SER 219 ASN 220 TRP 221 PHE 222 PRO 223 GLU 224 GLY 225 SER 226 LYS 227 PRO 228 PHE 229 ILE 230 TYR 231 GLN 232 GLU 233 VAL 234 ILE 235 ASP 236 LEU 237 GLY 238 GLY 239 GLU 240 PRO 241 ILE 242 LYS 243 SER 244 SER 245 ASP 246 TYR 247 PHE 248 GLY 249 ASN 250 GLY 251 ARG 252 VAL 253 THR 254 GLU 255 PHE 256 LYS 257 TYR 258 GLY 259 ALA 260 LYS 261 LEU 262 GLY 263 THR 264 VAL 265 ILE 266 ARG 267 LYS 268 TRP 269 ASN 270 GLY 271 GLU 272 LYS 273 MET 274 SER 275 TYR 276 LEU 277 LYS 278 ASN 279 TRP 280 GLY 281 GLU 282 GLY 283 TRP 284 GLY 285 PHE 286 MET 287 PRO 288 SER 289 ASP 290 ARG 291 ALA 292 LEU 293 VAL 294 PHE 295 VAL 296 ASP 297 ASN 298 HIS 299 ASP 300 ASN 301 GLN 302 ARG 303 GLY 304 HIS 305 SER 306 ILE 307 LEU 308 THR 309 PHE 310 TRP 311 ASP 312 ALA 313 ARG 314 LEU 315 TYR 316 LYS 317 MET 318 ALA 319 VAL 320 GLY 321 PHE 322 MET 323 LEU 324 ALA 325 HIS 326 PRO 327 TYR 328 GLY 329 PHE 330 THR 331 ARG 332 VAL 333 MET 334 SER 335 SER 336 TYR 337 ARG 338 TRP 339 PRO 340 ARG 341 TYR 342 PHE 343 GLU 344 ASN 345 GLY 346 LYS 347 ASP 348 VAL 349 ASN 350 ASP 351 TRP 352 VAL 353 GLY 354 PRO 355 PRO 356 ASN 357 ASP 358 ASN 359 GLY 360 VAL 361 THR 362 LYS 363 GLU 364 VAL 365 THR 366 ILE 367 ASN 368 PRO 369 ASP 370 THR 371 THR 372 CYS 373 GLY 374 ASN 375 ASP 376 TRP 377 VAL 378 CYS 379 GLU 380 HIS 381 ARG 382 TRP 383 ARG 384 GLN 385 ILE 386 ARG 387 ASN 388 MET 389 VAL 390 ASN 391 PHE 392 ARG 393 ASN 394 VAL 395 VAL 396 ASP 397 GLY 398 GLN 399 PRO 400 PHE 401 THR 402 ASN 403 TRP 404 TYR 405 ASP 406 ASN 407 GLY 408 SER 409 ASN 410 GLN 411 VAL 412 ALA 413 PHE 414 GLY 415 ARG 416 GLY 417 ASN 418 ARG 419 GLY 420 PHE 421 ILE 422 VAL 423 PHE 424 ASN 425 ASN 426 ASP 427 ASP 428 TRP 429 THR 430 PHE 431 SER 432 LEU 433 THR 434 LEU 435 GLN 436 THR 437 GLY 438 LEU 439 PRO 440 ALA 441 GLY 442 THR 443 TYR 444 CYS 445 ASP 446 VAL 447 ILE 448 SER 449 GLY 450 ASP 451 LYS 452 ILE 453 ASN 454 GLY 455 ASN 456 CYS 457 THR 458 GLY 459 ILE 460 LYS 461 ILE 462 TYR 463 VAL 464 SER 465 ASP 466 ASP 467 GLY 468 LYS 469 ALA 470 HIS 471 PHE 472 SER 473 ILE 474 SER 475 ASN 476 SER 477 ALA 478 GLU 479 ASP 480 PRO 481 PHE 482 ILE 483 ALA 484 ILE 485 HIS 486 ALA 487 GLU 488 SER 489 LYS 490 LEU 491

Ligands

Unit 2

CA 492 CL 493