2IUZ - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF ASPERGILLUS FUMIGATUS CHITINASE B1 IN COMPLEX WITH C2-DICAFFEINE
• Keywords: HYDROLASE, GLYCOSIDASE, (BETA-ALPHA)8 BARREL, CHITINASE- C2DICAFFEINE COMPLEX
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	2IUZ	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	CHITINASE	A	395	3074	0
2	Protein	CHITINASE	B	395	3067	0
3	Ligand	CHITINASE	A	7	0	58
4	Ligand	CHITINASE	B	6	0	53
5	Water			881	0	881
total				1684	6141	992

Proteins

Unit 1

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

Unit 2

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

Ligands

Unit 3	SO4 1434 SO4 1435 SO4 1436 SO4 1437 SO4 1438 SO4 1439 D1H 1440
Unit 4	SO4 1433 SO4 1434 SO4 1435 SO4 1436 SO4 1437 D1H 1438