1TW3 - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF CARMINOMYCIN-4-O-METHYLTRANSFERASE (DNR COMPLEX WITH S-ADENOSYL-L-HOMOCYSTEIN (SAH) AND 4-METHOXY-E RHODOMYCIN T (M-ET)
• Keywords: ANTHRACYCLINE, METHYLTRANSFERASE, METHYLATE, STREPTOMYCES, T ENZYME, POLYKETIDE, S-ADENOSYL-L-HOMOCYSTEIN, TRANSFERASE
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1TW3	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	CARMINOMYCIN 4-O-METHYLTRANSFERASE	A	340	2627	0
2	Protein	CARMINOMYCIN 4-O-METHYLTRANSFERASE	B	340	2627	0
3	Ligand	CARMINOMYCIN 4-O-METHYLTRANSFERASE	A	2	0	69
4	Ligand	CARMINOMYCIN 4-O-METHYLTRANSFERASE	B	2	0	69
5	Water			350	0	350
total				1034	5254	488

Proteins

Unit 1

GLN 12 ILE 13 ASP 14 ALA 15 LEU 16 ARG 17 THR 18 LEU 19 ILE 20 ARG 21 LEU 22 GLY 23 SER 24 LEU 25 HIS 26 THR 27 PRO 28 MET 29 VAL 30 VAL 31 ARG 32 THR 33 ALA 34 ALA 35 THR 36 LEU 37 ARG 38 LEU 39 VAL 40 ASP 41 HIS 42 ILE 43 LEU 44 ALA 45 GLY 46 ALA 47 ARG 48 THR 49 VAL 50 LYS 51 ALA 52 LEU 53 ALA 54 ALA 55 ARG 56 THR 57 ASP 58 THR 59 ARG 60 PRO 61 GLU 62 ALA 63 LEU 64 LEU 65 ARG 66 LEU 67 ILE 68 ARG 69 HIS 70 LEU 71 VAL 72 ALA 73 ILE 74 GLY 75 LEU 76 LEU 77 GLU 78 GLU 79 ASP 80 ALA 81 PRO 82 GLY 83 GLU 84 PHE 85 VAL 86 PRO 87 THR 88 GLU 89 VAL 90 GLY 91 GLU 92 LEU 93 LEU 94 ALA 95 ASP 96 ASP 97 HIS 98 PRO 99 ALA 100 ALA 101 GLN 102 ARG 103 ALA 104 TRP 105 HIS 106 ASP 107 LEU 108 THR 109 GLN 110 ALA 111 VAL 112 ALA 113 ARG 114 ALA 115 ASP 116 ILE 117 SER 118 PHE 119 THR 120 ARG 121 LEU 122 PRO 123 ASP 124 ALA 125 ILE 126 ARG 127 THR 128 GLY 129 ARG 130 PRO 131 THR 132 TYR 133 GLU 134 SER 135 ILE 136 TYR 137 GLY 138 LYS 139 PRO 140 PHE 141 TYR 142 GLU 143 ASP 144 LEU 145 ALA 146 GLY 147 ARG 148 PRO 149 ASP 150 LEU 151 ARG 152 ALA 153 SER 154 PHE 155 ASP 156 SER 157 LEU 158 LEU 159 ALA 160 CYS 161 ASP 162 GLN 163 ASP 164 VAL 165 ALA 166 PHE 167 ASP 168 ALA 169 PRO 170 ALA 171 ALA 172 ALA 173 TYR 174 ASP 175 TRP 176 THR 177 ASN 178 VAL 179 ARG 180 HIS 181 VAL 182 LEU 183 ASP 184 VAL 185 GLY 186 GLY 187 GLY 188 LYS 189 GLY 190 GLY 191 PHE 192 ALA 193 ALA 194 ALA 195 ILE 196 ALA 197 ARG 198 ARG 199 ALA 200 PRO 201 HIS 202 VAL 203 SER 204 ALA 205 THR 206 VAL 207 LEU 208 GLU 209 MET 210 ALA 211 GLY 212 THR 213 VAL 214 ASP 215 THR 216 ALA 217 ARG 218 SER 219 TYR 220 LEU 221 LYS 222 ASP 223 GLU 224 GLY 225 LEU 226 SER 227 ASP 228 ARG 229 VAL 230 ASP 231 VAL 232 VAL 233 GLU 234 GLY 235 ASP 236 PHE 237 PHE 238 GLU 239 PRO 240 LEU 241 PRO 242 ARG 243 LYS 244 ALA 245 ASP 246 ALA 247 ILE 248 ILE 249 LEU 250 SER 251 PHE 252 VAL 253 LEU 254 LEU 255 ASN 256 TRP 257 PRO 258 ASP 259 HIS 260 ASP 261 ALA 262 VAL 263 ARG 264 ILE 265 LEU 266 THR 267 ARG 268 CYS 269 ALA 270 GLU 271 ALA 272 LEU 273 GLU 274 PRO 275 GLY 276 GLY 277 ARG 278 ILE 279 LEU 280 ILE 281 HIS 282 GLU 283 ARG 284 ASP 285 ASP 286 LEU 287 HIS 288 GLU 289 ASN 290 SER 291 PHE 292 ASN 293 GLU 294 GLN 295 PHE 296 THR 297 GLU 298 LEU 299 ASP 300 LEU 301 ARG 302 MET 303 LEU 304 VAL 305 PHE 306 LEU 307 GLY 308 GLY 309 ALA 310 LEU 311 ARG 312 THR 313 ARG 314 GLU 315 LYS 316 TRP 317 ASP 318 GLY 319 LEU 320 ALA 321 ALA 322 SER 323 ALA 324 GLY 325 LEU 326 VAL 327 VAL 328 GLU 329 GLU 330 VAL 331 ARG 332 GLN 333 LEU 334 PRO 335 SER 336 PRO 337 THR 338 ILE 339 PRO 340 TYR 341 ASP 342 LEU 343 SER 344 LEU 345 LEU 346 VAL 347 LEU 348 ALA 349 PRO 350 ALA 351

Unit 2

GLN 12 ILE 13 ASP 14 ALA 15 LEU 16 ARG 17 THR 18 LEU 19 ILE 20 ARG 21 LEU 22 GLY 23 SER 24 LEU 25 HIS 26 THR 27 PRO 28 MET 29 VAL 30 VAL 31 ARG 32 THR 33 ALA 34 ALA 35 THR 36 LEU 37 ARG 38 LEU 39 VAL 40 ASP 41 HIS 42 ILE 43 LEU 44 ALA 45 GLY 46 ALA 47 ARG 48 THR 49 VAL 50 LYS 51 ALA 52 LEU 53 ALA 54 ALA 55 ARG 56 THR 57 ASP 58 THR 59 ARG 60 PRO 61 GLU 62 ALA 63 LEU 64 LEU 65 ARG 66 LEU 67 ILE 68 ARG 69 HIS 70 LEU 71 VAL 72 ALA 73 ILE 74 GLY 75 LEU 76 LEU 77 GLU 78 GLU 79 ASP 80 ALA 81 PRO 82 GLY 83 GLU 84 PHE 85 VAL 86 PRO 87 THR 88 GLU 89 VAL 90 GLY 91 GLU 92 LEU 93 LEU 94 ALA 95 ASP 96 ASP 97 HIS 98 PRO 99 ALA 100 ALA 101 GLN 102 ARG 103 ALA 104 TRP 105 HIS 106 ASP 107 LEU 108 THR 109 GLN 110 ALA 111 VAL 112 ALA 113 ARG 114 ALA 115 ASP 116 ILE 117 SER 118 PHE 119 THR 120 ARG 121 LEU 122 PRO 123 ASP 124 ALA 125 ILE 126 ARG 127 THR 128 GLY 129 ARG 130 PRO 131 THR 132 TYR 133 GLU 134 SER 135 ILE 136 TYR 137 GLY 138 LYS 139 PRO 140 PHE 141 TYR 142 GLU 143 ASP 144 LEU 145 ALA 146 GLY 147 ARG 148 PRO 149 ASP 150 LEU 151 ARG 152 ALA 153 SER 154 PHE 155 ASP 156 SER 157 LEU 158 LEU 159 ALA 160 CYS 161 ASP 162 GLN 163 ASP 164 VAL 165 ALA 166 PHE 167 ASP 168 ALA 169 PRO 170 ALA 171 ALA 172 ALA 173 TYR 174 ASP 175 TRP 176 THR 177 ASN 178 VAL 179 ARG 180 HIS 181 VAL 182 LEU 183 ASP 184 VAL 185 GLY 186 GLY 187 GLY 188 LYS 189 GLY 190 GLY 191 PHE 192 ALA 193 ALA 194 ALA 195 ILE 196 ALA 197 ARG 198 ARG 199 ALA 200 PRO 201 HIS 202 VAL 203 SER 204 ALA 205 THR 206 VAL 207 LEU 208 GLU 209 MET 210 ALA 211 GLY 212 THR 213 VAL 214 ASP 215 THR 216 ALA 217 ARG 218 SER 219 TYR 220 LEU 221 LYS 222 ASP 223 GLU 224 GLY 225 LEU 226 SER 227 ASP 228 ARG 229 VAL 230 ASP 231 VAL 232 VAL 233 GLU 234 GLY 235 ASP 236 PHE 237 PHE 238 GLU 239 PRO 240 LEU 241 PRO 242 ARG 243 LYS 244 ALA 245 ASP 246 ALA 247 ILE 248 ILE 249 LEU 250 SER 251 PHE 252 VAL 253 LEU 254 LEU 255 ASN 256 TRP 257 PRO 258 ASP 259 HIS 260 ASP 261 ALA 262 VAL 263 ARG 264 ILE 265 LEU 266 THR 267 ARG 268 CYS 269 ALA 270 GLU 271 ALA 272 LEU 273 GLU 274 PRO 275 GLY 276 GLY 277 ARG 278 ILE 279 LEU 280 ILE 281 HIS 282 GLU 283 ARG 284 ASP 285 ASP 286 LEU 287 HIS 288 GLU 289 ASN 290 SER 291 PHE 292 ASN 293 GLU 294 GLN 295 PHE 296 THR 297 GLU 298 LEU 299 ASP 300 LEU 301 ARG 302 MET 303 LEU 304 VAL 305 PHE 306 LEU 307 GLY 308 GLY 309 ALA 310 LEU 311 ARG 312 THR 313 ARG 314 GLU 315 LYS 316 TRP 317 ASP 318 GLY 319 LEU 320 ALA 321 ALA 322 SER 323 ALA 324 GLY 325 LEU 326 VAL 327 VAL 328 GLU 329 GLU 330 VAL 331 ARG 332 GLN 333 LEU 334 PRO 335 SER 336 PRO 337 THR 338 ILE 339 PRO 340 TYR 341 ASP 342 LEU 343 SER 344 LEU 345 LEU 346 VAL 347 LEU 348 ALA 349 PRO 350 ALA 351

Ligands

Unit 3	ERT 600 SAH 635
Unit 4	ERT 1600 SAH 1635