1CS1 - Sequence, Chains, Asymmetric and Biological Units

• Title: CYSTATHIONINE GAMMA-SYNTHASE (CGS) FROM ESCHERICHIA COLI
• Keywords: LYASE, LLP-DEPENDENT ENZYMES, METHIONINE BIOSYNTHESIS
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1CS1	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	PROTEIN (CYSTATHIONINE GAMMA-SYNTHASE)	A	384	2896	24
2	Protein	PROTEIN (CYSTATHIONINE GAMMA-SYNTHASE)	B	384	2896	24
3	Protein	PROTEIN (CYSTATHIONINE GAMMA-SYNTHASE)	C	384	2896	24
4	Protein	PROTEIN (CYSTATHIONINE GAMMA-SYNTHASE)	D	384	2896	24
5	Ligand	PROTEIN (CYSTATHIONINE GAMMA-SYNTHASE)	D	1	0	11
6	Water			1301	0	1301
total				2838	11584	1408

Proteins

Unit 1	ARG 3 LYS 4 GLN 5 ALA 6 THR 7 ILE 8 ALA 9 VAL 10 ARG 11 SER 12 GLY 13 LEU 14 ASN 15 ASP 16 ASP 17 GLU 18 GLN 19 TYR 20 GLY 21 CYS 22 VAL 23 VAL 24 PRO 25 PRO 26 ILE 27 HIS 28 LEU 29 SER 30 SER 31 THR 32 TYR 33 ASN 34 PHE 35 THR 36 GLY 37 PHE 38 ASN 39 GLU 40 PRO 41 ARG 42 ALA 43 HIS 44 ASP 45 TYR 46 SER 47 ARG 48 ARG 49 GLY 50 ASN 51 PRO 52 THR 53 ARG 54 ASP 55 VAL 56 VAL 57 GLN 58 ARG 59 ALA 60 LEU 61 ALA 62 GLU 63 LEU 64 GLU 65 GLY 66 GLY 67 ALA 68 GLY 69 ALA 70 VAL 71 LEU 72 THR 73 ASN 74 THR 75 GLY 76 MET 77 SER 78 ALA 79 ILE 80 HIS 81 LEU 82 VAL 83 THR 84 THR 85 VAL 86 PHE 87 LEU 88 LYS 89 PRO 90 GLY 91 ASP 92 LEU 93 LEU 94 VAL 95 ALA 96 PRO 97 HIS 98 ASP 99 CYS 100 TYR 101 GLY 102 GLY 103 SER 104 TYR 105 ARG 106 LEU 107 PHE 108 ASP 109 SER 110 LEU 111 ALA 112 LYS 113 ARG 114 GLY 115 CYS 116 TYR 117 ARG 118 VAL 119 LEU 120 PHE 121 VAL 122 ASP 123 GLN 124 GLY 125 ASP 126 GLU 127 GLN 128 ALA 129 LEU 130 ARG 131 ALA 132 ALA 133 LEU 134 ALA 135 GLU 136 LYS 137 PRO 138 LYS 139 LEU 140 VAL 141 LEU 142 VAL 143 GLU 144 SER 145 PRO 146 SER 147 ASN 148 PRO 149 LEU 150 LEU 151 ARG 152 VAL 153 VAL 154 ASP 155 ILE 156 ALA 157 LYS 158 ILE 159 CYS 160 HIS 161 LEU 162 ALA 163 ARG 164 GLU 165 VAL 166 GLY 167 ALA 168 VAL 169 SER 170 VAL 171 VAL 172 ASP 173 ASN 174 THR 175 PHE 176 LEU 177 SER 178 PRO 179 ALA 180 LEU 181 GLN 182 ASN 183 PRO 184 LEU 185 ALA 186 LEU 187 GLY 188 ALA 189 ASP 190 LEU 191 VAL 192 LEU 193 HIS 194 SER 195 CYS 196 THR 197 LLP 198 TYR 199 LEU 200 ASN 201 GLY 202 HIS 203 SER 204 ASP 205 VAL 206 VAL 207 ALA 208 GLY 209 VAL 210 VAL 211 ILE 212 ALA 213 LYS 214 ASP 215 PRO 216 ASP 217 VAL 218 VAL 219 THR 220 GLU 221 LEU 222 ALA 223 TRP 224 TRP 225 ALA 226 ASN 227 ASN 228 ILE 229 GLY 230 VAL 231 THR 232 GLY 233 GLY 234 ALA 235 PHE 236 ASP 237 SER 238 TYR 239 LEU 240 LEU 241 LEU 242 ARG 243 GLY 244 LEU 245 ARG 246 THR 247 LEU 248 VAL 249 PRO 250 ARG 251 MET 252 GLU 253 LEU 254 ALA 255 GLN 256 ARG 257 ASN 258 ALA 259 GLN 260 ALA 261 ILE 262 VAL 263 LYS 264 TYR 265 LEU 266 GLN 267 THR 268 GLN 269 PRO 270 LEU 271 VAL 272 LYS 273 LYS 274 LEU 275 TYR 276 HIS 277 PRO 278 SER 279 LEU 280 PRO 281 GLU 282 ASN 283 GLN 284 GLY 285 HIS 286 GLU 287 ILE 288 ALA 289 ALA 290 ARG 291 GLN 292 GLN 293 LYS 294 GLY 295 PHE 296 GLY 297 ALA 298 MET 299 LEU 300 SER 301 PHE 302 GLU 303 LEU 304 ASP 305 GLY 306 ASP 307 GLU 308 GLN 309 THR 310 LEU 311 ARG 312 ARG 313 PHE 314 LEU 315 GLY 316 GLY 317 LEU 318 SER 319 LEU 320 PHE 321 THR 322 LEU 323 ALA 324 GLU 325 SER 326 LEU 327 GLY 328 GLY 329 VAL 330 GLU 331 SER 332 LEU 333 ILE 334 SER 335 HIS 336 ALA 337 ALA 338 THR 339 MET 340 THR 341 HIS 342 ALA 343 GLY 344 MET 345 ALA 346 PRO 347 GLU 348 ALA 349 ARG 350 ALA 351 ALA 352 ALA 353 GLY 354 ILE 355 SER 356 GLU 357 THR 358 LEU 359 LEU 360 ARG 361 ILE 362 SER 363 THR 364 GLY 365 ILE 366 GLU 367 ASP 368 GLY 369 GLU 370 ASP 371 LEU 372 ILE 373 ALA 374 ASP 375 LEU 376 GLU 377 ASN 378 GLY 379 PHE 380 ARG 381 ALA 382 ALA 383 ASN 384 LYS 385 GLY 386
Unit 2	ARG 3 LYS 4 GLN 5 ALA 6 THR 7 ILE 8 ALA 9 VAL 10 ARG 11 SER 12 GLY 13 LEU 14 ASN 15 ASP 16 ASP 17 GLU 18 GLN 19 TYR 20 GLY 21 CYS 22 VAL 23 VAL 24 PRO 25 PRO 26 ILE 27 HIS 28 LEU 29 SER 30 SER 31 THR 32 TYR 33 ASN 34 PHE 35 THR 36 GLY 37 PHE 38 ASN 39 GLU 40 PRO 41 ARG 42 ALA 43 HIS 44 ASP 45 TYR 46 SER 47 ARG 48 ARG 49 GLY 50 ASN 51 PRO 52 THR 53 ARG 54 ASP 55 VAL 56 VAL 57 GLN 58 ARG 59 ALA 60 LEU 61 ALA 62 GLU 63 LEU 64 GLU 65 GLY 66 GLY 67 ALA 68 GLY 69 ALA 70 VAL 71 LEU 72 THR 73 ASN 74 THR 75 GLY 76 MET 77 SER 78 ALA 79 ILE 80 HIS 81 LEU 82 VAL 83 THR 84 THR 85 VAL 86 PHE 87 LEU 88 LYS 89 PRO 90 GLY 91 ASP 92 LEU 93 LEU 94 VAL 95 ALA 96 PRO 97 HIS 98 ASP 99 CYS 100 TYR 101 GLY 102 GLY 103 SER 104 TYR 105 ARG 106 LEU 107 PHE 108 ASP 109 SER 110 LEU 111 ALA 112 LYS 113 ARG 114 GLY 115 CYS 116 TYR 117 ARG 118 VAL 119 LEU 120 PHE 121 VAL 122 ASP 123 GLN 124 GLY 125 ASP 126 GLU 127 GLN 128 ALA 129 LEU 130 ARG 131 ALA 132 ALA 133 LEU 134 ALA 135 GLU 136 LYS 137 PRO 138 LYS 139 LEU 140 VAL 141 LEU 142 VAL 143 GLU 144 SER 145 PRO 146 SER 147 ASN 148 PRO 149 LEU 150 LEU 151 ARG 152 VAL 153 VAL 154 ASP 155 ILE 156 ALA 157 LYS 158 ILE 159 CYS 160 HIS 161 LEU 162 ALA 163 ARG 164 GLU 165 VAL 166 GLY 167 ALA 168 VAL 169 SER 170 VAL 171 VAL 172 ASP 173 ASN 174 THR 175 PHE 176 LEU 177 SER 178 PRO 179 ALA 180 LEU 181 GLN 182 ASN 183 PRO 184 LEU 185 ALA 186 LEU 187 GLY 188 ALA 189 ASP 190 LEU 191 VAL 192 LEU 193 HIS 194 SER 195 CYS 196 THR 197 LLP 198 TYR 199 LEU 200 ASN 201 GLY 202 HIS 203 SER 204 ASP 205 VAL 206 VAL 207 ALA 208 GLY 209 VAL 210 VAL 211 ILE 212 ALA 213 LYS 214 ASP 215 PRO 216 ASP 217 VAL 218 VAL 219 THR 220 GLU 221 LEU 222 ALA 223 TRP 224 TRP 225 ALA 226 ASN 227 ASN 228 ILE 229 GLY 230 VAL 231 THR 232 GLY 233 GLY 234 ALA 235 PHE 236 ASP 237 SER 238 TYR 239 LEU 240 LEU 241 LEU 242 ARG 243 GLY 244 LEU 245 ARG 246 THR 247 LEU 248 VAL 249 PRO 250 ARG 251 MET 252 GLU 253 LEU 254 ALA 255 GLN 256 ARG 257 ASN 258 ALA 259 GLN 260 ALA 261 ILE 262 VAL 263 LYS 264 TYR 265 LEU 266 GLN 267 THR 268 GLN 269 PRO 270 LEU 271 VAL 272 LYS 273 LYS 274 LEU 275 TYR 276 HIS 277 PRO 278 SER 279 LEU 280 PRO 281 GLU 282 ASN 283 GLN 284 GLY 285 HIS 286 GLU 287 ILE 288 ALA 289 ALA 290 ARG 291 GLN 292 GLN 293 LYS 294 GLY 295 PHE 296 GLY 297 ALA 298 MET 299 LEU 300 SER 301 PHE 302 GLU 303 LEU 304 ASP 305 GLY 306 ASP 307 GLU 308 GLN 309 THR 310 LEU 311 ARG 312 ARG 313 PHE 314 LEU 315 GLY 316 GLY 317 LEU 318 SER 319 LEU 320 PHE 321 THR 322 LEU 323 ALA 324 GLU 325 SER 326 LEU 327 GLY 328 GLY 329 VAL 330 GLU 331 SER 332 LEU 333 ILE 334 SER 335 HIS 336 ALA 337 ALA 338 THR 339 MET 340 THR 341 HIS 342 ALA 343 GLY 344 MET 345 ALA 346 PRO 347 GLU 348 ALA 349 ARG 350 ALA 351 ALA 352 ALA 353 GLY 354 ILE 355 SER 356 GLU 357 THR 358 LEU 359 LEU 360 ARG 361 ILE 362 SER 363 THR 364 GLY 365 ILE 366 GLU 367 ASP 368 GLY 369 GLU 370 ASP 371 LEU 372 ILE 373 ALA 374 ASP 375 LEU 376 GLU 377 ASN 378 GLY 379 PHE 380 ARG 381 ALA 382 ALA 383 ASN 384 LYS 385 GLY 386
Unit 3	ARG 3 LYS 4 GLN 5 ALA 6 THR 7 ILE 8 ALA 9 VAL 10 ARG 11 SER 12 GLY 13 LEU 14 ASN 15 ASP 16 ASP 17 GLU 18 GLN 19 TYR 20 GLY 21 CYS 22 VAL 23 VAL 24 PRO 25 PRO 26 ILE 27 HIS 28 LEU 29 SER 30 SER 31 THR 32 TYR 33 ASN 34 PHE 35 THR 36 GLY 37 PHE 38 ASN 39 GLU 40 PRO 41 ARG 42 ALA 43 HIS 44 ASP 45 TYR 46 SER 47 ARG 48 ARG 49 GLY 50 ASN 51 PRO 52 THR 53 ARG 54 ASP 55 VAL 56 VAL 57 GLN 58 ARG 59 ALA 60 LEU 61 ALA 62 GLU 63 LEU 64 GLU 65 GLY 66 GLY 67 ALA 68 GLY 69 ALA 70 VAL 71 LEU 72 THR 73 ASN 74 THR 75 GLY 76 MET 77 SER 78 ALA 79 ILE 80 HIS 81 LEU 82 VAL 83 THR 84 THR 85 VAL 86 PHE 87 LEU 88 LYS 89 PRO 90 GLY 91 ASP 92 LEU 93 LEU 94 VAL 95 ALA 96 PRO 97 HIS 98 ASP 99 CYS 100 TYR 101 GLY 102 GLY 103 SER 104 TYR 105 ARG 106 LEU 107 PHE 108 ASP 109 SER 110 LEU 111 ALA 112 LYS 113 ARG 114 GLY 115 CYS 116 TYR 117 ARG 118 VAL 119 LEU 120 PHE 121 VAL 122 ASP 123 GLN 124 GLY 125 ASP 126 GLU 127 GLN 128 ALA 129 LEU 130 ARG 131 ALA 132 ALA 133 LEU 134 ALA 135 GLU 136 LYS 137 PRO 138 LYS 139 LEU 140 VAL 141 LEU 142 VAL 143 GLU 144 SER 145 PRO 146 SER 147 ASN 148 PRO 149 LEU 150 LEU 151 ARG 152 VAL 153 VAL 154 ASP 155 ILE 156 ALA 157 LYS 158 ILE 159 CYS 160 HIS 161 LEU 162 ALA 163 ARG 164 GLU 165 VAL 166 GLY 167 ALA 168 VAL 169 SER 170 VAL 171 VAL 172 ASP 173 ASN 174 THR 175 PHE 176 LEU 177 SER 178 PRO 179 ALA 180 LEU 181 GLN 182 ASN 183 PRO 184 LEU 185 ALA 186 LEU 187 GLY 188 ALA 189 ASP 190 LEU 191 VAL 192 LEU 193 HIS 194 SER 195 CYS 196 THR 197 LLP 198 TYR 199 LEU 200 ASN 201 GLY 202 HIS 203 SER 204 ASP 205 VAL 206 VAL 207 ALA 208 GLY 209 VAL 210 VAL 211 ILE 212 ALA 213 LYS 214 ASP 215 PRO 216 ASP 217 VAL 218 VAL 219 THR 220 GLU 221 LEU 222 ALA 223 TRP 224 TRP 225 ALA 226 ASN 227 ASN 228 ILE 229 GLY 230 VAL 231 THR 232 GLY 233 GLY 234 ALA 235 PHE 236 ASP 237 SER 238 TYR 239 LEU 240 LEU 241 LEU 242 ARG 243 GLY 244 LEU 245 ARG 246 THR 247 LEU 248 VAL 249 PRO 250 ARG 251 MET 252 GLU 253 LEU 254 ALA 255 GLN 256 ARG 257 ASN 258 ALA 259 GLN 260 ALA 261 ILE 262 VAL 263 LYS 264 TYR 265 LEU 266 GLN 267 THR 268 GLN 269 PRO 270 LEU 271 VAL 272 LYS 273 LYS 274 LEU 275 TYR 276 HIS 277 PRO 278 SER 279 LEU 280 PRO 281 GLU 282 ASN 283 GLN 284 GLY 285 HIS 286 GLU 287 ILE 288 ALA 289 ALA 290 ARG 291 GLN 292 GLN 293 LYS 294 GLY 295 PHE 296 GLY 297 ALA 298 MET 299 LEU 300 SER 301 PHE 302 GLU 303 LEU 304 ASP 305 GLY 306 ASP 307 GLU 308 GLN 309 THR 310 LEU 311 ARG 312 ARG 313 PHE 314 LEU 315 GLY 316 GLY 317 LEU 318 SER 319 LEU 320 PHE 321 THR 322 LEU 323 ALA 324 GLU 325 SER 326 LEU 327 GLY 328 GLY 329 VAL 330 GLU 331 SER 332 LEU 333 ILE 334 SER 335 HIS 336 ALA 337 ALA 338 THR 339 MET 340 THR 341 HIS 342 ALA 343 GLY 344 MET 345 ALA 346 PRO 347 GLU 348 ALA 349 ARG 350 ALA 351 ALA 352 ALA 353 GLY 354 ILE 355 SER 356 GLU 357 THR 358 LEU 359 LEU 360 ARG 361 ILE 362 SER 363 THR 364 GLY 365 ILE 366 GLU 367 ASP 368 GLY 369 GLU 370 ASP 371 LEU 372 ILE 373 ALA 374 ASP 375 LEU 376 GLU 377 ASN 378 GLY 379 PHE 380 ARG 381 ALA 382 ALA 383 ASN 384 LYS 385 GLY 386
Unit 4	ARG 3 LYS 4 GLN 5 ALA 6 THR 7 ILE 8 ALA 9 VAL 10 ARG 11 SER 12 GLY 13 LEU 14 ASN 15 ASP 16 ASP 17 GLU 18 GLN 19 TYR 20 GLY 21 CYS 22 VAL 23 VAL 24 PRO 25 PRO 26 ILE 27 HIS 28 LEU 29 SER 30 SER 31 THR 32 TYR 33 ASN 34 PHE 35 THR 36 GLY 37 PHE 38 ASN 39 GLU 40 PRO 41 ARG 42 ALA 43 HIS 44 ASP 45 TYR 46 SER 47 ARG 48 ARG 49 GLY 50 ASN 51 PRO 52 THR 53 ARG 54 ASP 55 VAL 56 VAL 57 GLN 58 ARG 59 ALA 60 LEU 61 ALA 62 GLU 63 LEU 64 GLU 65 GLY 66 GLY 67 ALA 68 GLY 69 ALA 70 VAL 71 LEU 72 THR 73 ASN 74 THR 75 GLY 76 MET 77 SER 78 ALA 79 ILE 80 HIS 81 LEU 82 VAL 83 THR 84 THR 85 VAL 86 PHE 87 LEU 88 LYS 89 PRO 90 GLY 91 ASP 92 LEU 93 LEU 94 VAL 95 ALA 96 PRO 97 HIS 98 ASP 99 CYS 100 TYR 101 GLY 102 GLY 103 SER 104 TYR 105 ARG 106 LEU 107 PHE 108 ASP 109 SER 110 LEU 111 ALA 112 LYS 113 ARG 114 GLY 115 CYS 116 TYR 117 ARG 118 VAL 119 LEU 120 PHE 121 VAL 122 ASP 123 GLN 124 GLY 125 ASP 126 GLU 127 GLN 128 ALA 129 LEU 130 ARG 131 ALA 132 ALA 133 LEU 134 ALA 135 GLU 136 LYS 137 PRO 138 LYS 139 LEU 140 VAL 141 LEU 142 VAL 143 GLU 144 SER 145 PRO 146 SER 147 ASN 148 PRO 149 LEU 150 LEU 151 ARG 152 VAL 153 VAL 154 ASP 155 ILE 156 ALA 157 LYS 158 ILE 159 CYS 160 HIS 161 LEU 162 ALA 163 ARG 164 GLU 165 VAL 166 GLY 167 ALA 168 VAL 169 SER 170 VAL 171 VAL 172 ASP 173 ASN 174 THR 175 PHE 176 LEU 177 SER 178 PRO 179 ALA 180 LEU 181 GLN 182 ASN 183 PRO 184 LEU 185 ALA 186 LEU 187 GLY 188 ALA 189 ASP 190 LEU 191 VAL 192 LEU 193 HIS 194 SER 195 CYS 196 THR 197 LLP 198 TYR 199 LEU 200 ASN 201 GLY 202 HIS 203 SER 204 ASP 205 VAL 206 VAL 207 ALA 208 GLY 209 VAL 210 VAL 211 ILE 212 ALA 213 LYS 214 ASP 215 PRO 216 ASP 217 VAL 218 VAL 219 THR 220 GLU 221 LEU 222 ALA 223 TRP 224 TRP 225 ALA 226 ASN 227 ASN 228 ILE 229 GLY 230 VAL 231 THR 232 GLY 233 GLY 234 ALA 235 PHE 236 ASP 237 SER 238 TYR 239 LEU 240 LEU 241 LEU 242 ARG 243 GLY 244 LEU 245 ARG 246 THR 247 LEU 248 VAL 249 PRO 250 ARG 251 MET 252 GLU 253 LEU 254 ALA 255 GLN 256 ARG 257 ASN 258 ALA 259 GLN 260 ALA 261 ILE 262 VAL 263 LYS 264 TYR 265 LEU 266 GLN 267 THR 268 GLN 269 PRO 270 LEU 271 VAL 272 LYS 273 LYS 274 LEU 275 TYR 276 HIS 277 PRO 278 SER 279 LEU 280 PRO 281 GLU 282 ASN 283 GLN 284 GLY 285 HIS 286 GLU 287 ILE 288 ALA 289 ALA 290 ARG 291 GLN 292 GLN 293 LYS 294 GLY 295 PHE 296 GLY 297 ALA 298 MET 299 LEU 300 SER 301 PHE 302 GLU 303 LEU 304 ASP 305 GLY 306 ASP 307 GLU 308 GLN 309 THR 310 LEU 311 ARG 312 ARG 313 PHE 314 LEU 315 GLY 316 GLY 317 LEU 318 SER 319 LEU 320 PHE 321 THR 322 LEU 323 ALA 324 GLU 325 SER 326 LEU 327 GLY 328 GLY 329 VAL 330 GLU 331 SER 332 LEU 333 ILE 334 SER 335 HIS 336 ALA 337 ALA 338 THR 339 MET 340 THR 341 HIS 342 ALA 343 GLY 344 MET 345 ALA 346 PRO 347 GLU 348 ALA 349 ARG 350 ALA 351 ALA 352 ALA 353 GLY 354 ILE 355 SER 356 GLU 357 THR 358 LEU 359 LEU 360 ARG 361 ILE 362 SER 363 THR 364 GLY 365 ILE 366 GLU 367 ASP 368 GLY 369 GLU 370 ASP 371 LEU 372 ILE 373 ALA 374 ASP 375 LEU 376 GLU 377 ASN 378 GLY 379 PHE 380 ARG 381 ALA 382 ALA 383 ASN 384 LYS 385 GLY 386

Ligands

Unit 5

DHD 1501