1LT7 - Sequence, Chains, Asymmetric and Biological Units

• Title: OXIDIZED HOMO SAPIENS BETAINE-HOMOCYSTEINE S-METHYLTRANSFERA COMPLEX WITH FOUR SM(III) IONS
• Keywords: TRANSFERASE, HOMOCYSTEINE METABOLISM, HOMOCYSTEINEMIA, THIOL TRANSFER
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1LT7	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	BETAINE-HOMOCYSTEINE METHYLTRANSFERASE	A	305	2368	0
2	Protein	BETAINE-HOMOCYSTEINE METHYLTRANSFERASE	B	315	2450	0
3	Ligand	BETAINE-HOMOCYSTEINE METHYLTRANSFERASE	A	3	0	15
4	Ligand	BETAINE-HOMOCYSTEINE METHYLTRANSFERASE	B	3	0	15
5	Water			298	0	298
total				924	4818	328

Proteins

Unit 1

LYS 11 GLY 12 ILE 13 LEU 14 GLU 15 ARG 16 LEU 17 ASN 18 ALA 19 GLY 20 GLU 21 ILE 22 VAL 23 ILE 24 GLY 25 ASP 26 GLY 27 GLY 28 PHE 29 VAL 30 PHE 31 ALA 32 LEU 33 GLU 34 LYS 35 ARG 36 GLY 37 TYR 38 HIS 52 PRO 53 GLU 54 ALA 55 VAL 56 ARG 57 GLN 58 LEU 59 HIS 60 ARG 61 GLU 62 PHE 63 LEU 64 ARG 65 ALA 66 GLY 67 SER 68 ASN 69 VAL 70 MET 71 GLN 72 THR 73 PHE 74 THR 75 VAL 99 ASN 100 GLU 101 ALA 102 ALA 103 ALA 104 ASP 105 ILE 106 ALA 107 ARG 108 GLN 109 VAL 110 ALA 111 ASP 112 GLU 113 GLY 114 ASP 115 ALA 116 LEU 117 VAL 118 ALA 119 GLY 120 GLY 121 VAL 122 SER 123 GLN 124 THR 125 PRO 126 SER 127 TYR 128 LEU 129 SER 130 ALA 131 LYS 132 SER 133 GLU 134 THR 135 GLU 136 VAL 137 LYS 138 LYS 139 VAL 140 PHE 141 LEU 142 GLN 143 GLN 144 LEU 145 GLU 146 VAL 147 PHE 148 MET 149 LYS 150 LYS 151 ASN 152 VAL 153 ASP 154 PHE 155 LEU 156 ILE 157 ALA 158 GLU 159 TYR 160 PHE 161 GLU 162 HIS 163 VAL 164 GLU 165 GLU 166 ALA 167 VAL 168 TRP 169 ALA 170 VAL 171 GLU 172 THR 173 LEU 174 ILE 175 ALA 176 SER 177 GLY 178 LYS 179 PRO 180 VAL 181 ALA 182 ALA 183 THR 184 MET 185 ALA 186 ILE 187 GLY 188 PRO 189 GLU 190 GLY 191 ASP 192 LEU 193 HIS 194 GLY 195 VAL 196 PRO 197 PRO 198 GLY 199 GLU 200 ALA 201 ALA 202 VAL 203 ARG 204 LEU 205 VAL 206 LYS 207 ALA 208 GLY 209 ALA 210 SER 211 ILE 212 ILE 213 GLY 214 VAL 215 ASN 216 CYS 217 HIS 218 PHE 219 ASP 220 PRO 221 THR 222 ILE 223 SER 224 LEU 225 LYS 226 THR 227 VAL 228 LYS 229 LEU 230 MET 231 LYS 232 GLU 233 GLY 234 LEU 235 GLU 236 ALA 237 ALA 238 GLN 239 LEU 240 LYS 241 ALA 242 HIS 243 LEU 244 MET 245 SER 246 GLN 247 PRO 248 LEU 249 ALA 250 TYR 251 HIS 252 THR 253 PRO 254 ASP 255 ALA 256 ASN 257 LYS 258 GLN 259 GLY 260 PHE 261 ILE 262 ASP 263 LEU 264 PRO 265 GLU 266 PHE 267 PRO 268 PHE 269 GLY 270 LEU 271 GLU 272 PRO 273 ARG 274 VAL 275 ALA 276 THR 277 ARG 278 TRP 279 ASP 280 ILE 281 GLN 282 LYS 283 TYR 284 ALA 285 ARG 286 GLU 287 ALA 288 TYR 289 ASN 290 LEU 291 GLY 292 VAL 293 ARG 294 TYR 295 ILE 296 GLY 297 GLY 298 CYS 299 CYS 300 GLY 301 PHE 302 GLU 303 PRO 304 TYR 305 HIS 306 ILE 307 ARG 308 ALA 309 ILE 310 ALA 311 GLU 312 GLU 313 LEU 314 ALA 315 PRO 316 GLU 317 ARG 318 GLY 319 PHE 320 LEU 321 PRO 322 PRO 323 ARG 344 ALA 345 ARG 346 ALA 347 ARG 348 LYS 349 GLU 350 TYR 351 TRP 352 GLU 353 ASN 354 LEU 355 ARG 356 ILE 357 ALA 358 SER 359 GLY 360 ARG 361 PRO 362 TYR 363 ASN 364 PRO 365 SER 366 MET 367 SER 368 LYS 369 PRO 370 ASP 371

Unit 2

LYS 11 GLY 12 ILE 13 LEU 14 GLU 15 ARG 16 LEU 17 ASN 18 ALA 19 GLY 20 GLU 21 ILE 22 VAL 23 ILE 24 GLY 25 ASP 26 GLY 27 GLY 28 PHE 29 VAL 30 PHE 31 ALA 32 LEU 33 GLU 34 LYS 35 ARG 36 GLY 37 TYR 38 HIS 52 PRO 53 GLU 54 ALA 55 VAL 56 ARG 57 GLN 58 LEU 59 HIS 60 ARG 61 GLU 62 PHE 63 LEU 64 ARG 65 ALA 66 GLY 67 SER 68 ASN 69 VAL 70 MET 71 GLN 72 THR 73 PHE 74 THR 75 VAL 99 ASN 100 GLU 101 ALA 102 ALA 103 ALA 104 ASP 105 ILE 106 ALA 107 ARG 108 GLN 109 VAL 110 ALA 111 ASP 112 GLU 113 GLY 114 ASP 115 ALA 116 LEU 117 VAL 118 ALA 119 GLY 120 GLY 121 VAL 122 SER 123 GLN 124 THR 125 PRO 126 SER 127 TYR 128 LEU 129 SER 130 ALA 131 LYS 132 SER 133 GLU 134 THR 135 GLU 136 VAL 137 LYS 138 LYS 139 VAL 140 PHE 141 LEU 142 GLN 143 GLN 144 LEU 145 GLU 146 VAL 147 PHE 148 MET 149 LYS 150 LYS 151 ASN 152 VAL 153 ASP 154 PHE 155 LEU 156 ILE 157 ALA 158 GLU 159 TYR 160 PHE 161 GLU 162 HIS 163 VAL 164 GLU 165 GLU 166 ALA 167 VAL 168 TRP 169 ALA 170 VAL 171 GLU 172 THR 173 LEU 174 ILE 175 ALA 176 SER 177 GLY 178 LYS 179 PRO 180 VAL 181 ALA 182 ALA 183 THR 184 MET 185 ALA 186 ILE 187 GLY 188 PRO 189 GLU 190 GLY 191 ASP 192 LEU 193 HIS 194 GLY 195 VAL 196 PRO 197 PRO 198 GLY 199 GLU 200 ALA 201 ALA 202 VAL 203 ARG 204 LEU 205 VAL 206 LYS 207 ALA 208 GLY 209 ALA 210 SER 211 ILE 212 ILE 213 GLY 214 VAL 215 ASN 216 CYS 217 HIS 218 PHE 219 ASP 220 PRO 221 THR 222 ILE 223 SER 224 LEU 225 LYS 226 THR 227 VAL 228 LYS 229 LEU 230 MET 231 LYS 232 GLU 233 GLY 234 LEU 235 GLU 236 ALA 237 ALA 238 GLN 239 LEU 240 LYS 241 ALA 242 HIS 243 LEU 244 MET 245 SER 246 GLN 247 PRO 248 LEU 249 ALA 250 TYR 251 HIS 252 THR 253 PRO 254 ASP 255 ALA 256 ASN 257 LYS 258 GLN 259 GLY 260 PHE 261 ILE 262 ASP 263 LEU 264 PRO 265 GLU 266 PHE 267 PRO 268 PHE 269 GLY 270 LEU 271 GLU 272 PRO 273 ARG 274 VAL 275 ALA 276 THR 277 ARG 278 TRP 279 ASP 280 ILE 281 GLN 282 LYS 283 TYR 284 ALA 285 ARG 286 GLU 287 ALA 288 TYR 289 ASN 290 LEU 291 GLY 292 VAL 293 ARG 294 TYR 295 ILE 296 GLY 297 GLY 298 CYS 299 CYS 300 GLY 301 PHE 302 GLU 303 PRO 304 TYR 305 HIS 306 ILE 307 ARG 308 ALA 309 ILE 310 ALA 311 GLU 312 GLU 313 LEU 314 ALA 315 PRO 316 GLU 317 ARG 318 GLY 319 PHE 320 LEU 321 PRO 322 PRO 323 GLY 334 LEU 335 ASP 336 MET 337 HIS 338 THR 339 LYS 340 PRO 341 TRP 342 VAL 343 ARG 344 ALA 345 ARG 346 ALA 347 ARG 348 LYS 349 GLU 350 TYR 351 TRP 352 GLU 353 ASN 354 LEU 355 ARG 356 ILE 357 ALA 358 SER 359 GLY 360 ARG 361 PRO 362 TYR 363 ASN 364 PRO 365 SER 366 MET 367 SER 368 LYS 369 PRO 370 ASP 371

Ligands

Unit 3	SM 501 SM 503 CIT 601
Unit 4	SM 502 SM 504 CIT 602