3DKI - Sequence, Chains, Asymmetric and Biological Units

• Title: 2.1 A X-RAY STRUCTURE OF CYSM (RV1336) FROM MYCOBACTERIUM TUBERCULOSIS AN O-PHOSPHOSERINE DEPENDENT CYSTEINE SYNTHASE
• Keywords: CYSTEINE SYNTHASE, O-PHOSPHOSERINE, CYSO(RV1335), PYRIDOXAL- PHOSPHATE, PLP, AMINO-ACID BIOSYNTHESIS, CYSTEINE BIOSYNTHESIS, PYRIDOXAL PHOSPHATE, TRANSFERASE
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	3DKI	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	CYSTEINE SYNTHASE B	A	311	2321	24
2	Protein	CYSTEINE SYNTHASE B	B	295	2198	24
3	Ligand	CYSTEINE SYNTHASE B	B	1	0	1
4	Water			219	0	219
total				826	4519	268

Proteins

Unit 1

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

Unit 2

HIS 0 MET 1 ALA 2 ARG 3 TYR 4 ASP 5 SER 6 LEU 7 LEU 8 GLN 9 ALA 10 LEU 11 GLY 12 ASN 13 THR 14 PRO 15 LEU 16 VAL 17 GLY 18 LEU 19 GLN 20 ARG 21 LEU 22 SER 23 PRO 24 ARG 25 TRP 26 ASP 27 ASP 28 GLY 29 ARG 30 ASP 31 GLY 32 PRO 33 HIS 34 VAL 35 ARG 36 LEU 37 TRP 38 ALA 39 LYS 40 LEU 41 GLU 42 ASP 43 ARG 44 ASN 45 PRO 46 THR 47 GLY 48 SER 49 ILE 50 LLP 51 ASP 52 ARG 53 PRO 54 ALA 55 VAL 56 ARG 57 MET 58 ILE 59 GLU 60 GLN 61 ALA 62 GLU 63 ALA 64 ASP 65 GLY 66 LEU 67 LEU 68 ARG 69 PRO 70 GLY 71 ALA 72 THR 73 ILE 74 LEU 75 GLU 76 PRO 77 THR 78 SER 79 GLY 80 ASN 81 THR 82 GLY 83 ILE 84 SER 85 LEU 86 ALA 87 MET 88 ALA 89 ALA 90 ARG 91 LEU 92 LYS 93 GLY 94 TYR 95 ARG 96 LEU 97 ILE 98 CYS 99 VAL 100 MET 101 PRO 102 GLU 103 ASN 104 THR 105 SER 106 VAL 107 GLU 108 ARG 109 ARG 110 GLN 111 LEU 112 LEU 113 GLU 114 LEU 115 TYR 116 GLY 117 ALA 118 GLN 119 ILE 120 ILE 121 PHE 122 SER 123 ALA 124 THR 131 ALA 132 VAL 133 ALA 134 THR 135 ALA 136 LYS 137 GLU 138 LEU 139 ALA 140 ALA 141 THR 142 ASN 143 PRO 144 SER 145 TRP 146 VAL 147 MET 148 LEU 149 TYR 150 GLN 151 TYR 152 GLY 153 ASN 154 PRO 155 ALA 156 ASN 157 THR 158 ASP 159 SER 160 HIS 161 TYR 162 CYS 163 GLY 164 THR 165 GLY 166 PRO 167 GLU 168 LEU 169 LEU 170 ALA 171 ASP 172 LEU 173 PRO 174 GLU 175 ILE 176 THR 177 HIS 178 PHE 179 VAL 180 ALA 181 GLY 182 LEU 183 GLY 184 THR 185 THR 186 GLY 187 THR 188 LEU 189 MET 190 GLY 191 THR 192 GLY 193 ARG 194 PHE 195 LEU 196 ARG 197 GLU 198 HIS 199 VAL 200 ALA 201 ASN 202 VAL 203 LYS 204 ILE 205 VAL 206 ALA 207 ALA 208 GLU 209 PRO 210 VAL 227 PRO 228 GLU 229 LEU 230 TYR 231 ASP 232 PRO 233 GLU 234 ILE 235 LEU 236 THR 237 ALA 238 ARG 239 TYR 240 SER 241 VAL 242 GLY 243 ALA 244 VAL 245 ASP 246 ALA 247 VAL 248 ARG 249 ARG 250 THR 251 ARG 252 GLU 253 LEU 254 VAL 255 HIS 256 THR 257 GLU 258 GLY 259 ILE 260 PHE 261 ALA 262 GLY 263 ILE 264 SER 265 THR 266 GLY 267 ALA 268 VAL 269 LEU 270 HIS 271 ALA 272 ALA 273 LEU 274 GLY 275 VAL 276 GLY 277 ALA 278 GLY 279 ALA 280 LEU 281 ALA 282 ALA 283 GLY 284 GLU 285 ARG 286 ALA 287 ASP 288 ILE 289 ALA 290 LEU 291 VAL 292 VAL 293 ALA 294 ASP 295 ALA 296 GLY 297 TRP 298 LYS 299 TYR 300 LEU 301 SER 302 THR 303 GLY 304 ALA 305 TYR 306 ALA 307 GLY 308 SER 309 LEU 310 ASP 311 ASP 312 ALA 313 GLU 314 THR 315 ALA 316

Ligands

Unit 3

NA 324