1EP3 - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF LACTOCOCCUS LACTIS DIHYDROOROTATE DEHYD B. DATA COLLECTED UNDER CRYOGENIC CONDITIONS.
• Keywords: HETEROTETRAMER, ALPHA-BETA BARREL, BETA SANDWICH, FAD DOMAIN ALPHA/BETA NADP DOMAIN, FES CLUSTER BINDING DOMAIN, OXIDORE
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1EP3	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	DIHYDROOROTATE DEHYDROGENASE B (PYRD SUBUNIT)	A	311	2309	0
2	Protein	DIHYDROOROTATE DEHYDROGENASE B (PYRK SUBUNIT)	B	261	1991	0
3	Ligand	DIHYDROOROTATE DEHYDROGENASE B (PYRD SUBUNIT)	A	1	0	31
4	Ligand	DIHYDROOROTATE DEHYDROGENASE B (PYRK SUBUNIT)	B	2	0	57
5	Water			466	0	466
total				1041	4300	554

Proteins

Unit 1

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

Unit 2

SER 2 GLN 3 LEU 4 GLN 5 GLU 6 MET 7 MET 8 THR 9 VAL 10 VAL 11 SER 12 GLN 13 ARG 14 GLU 15 VAL 16 ALA 17 TYR 18 ASN 19 ILE 20 PHE 21 GLU 22 MET 23 VAL 24 LEU 25 LYS 26 GLY 27 THR 28 LEU 29 VAL 30 ASP 31 GLU 32 MET 33 ASP 34 LEU 35 PRO 36 GLY 37 GLN 38 PHE 39 LEU 40 HIS 41 LEU 42 ALA 43 VAL 44 PRO 45 ASN 46 GLY 47 ALA 48 MET 49 LEU 50 LEU 51 ARG 52 ARG 53 PRO 54 ILE 55 SER 56 ILE 57 SER 58 SER 59 TRP 60 ASP 61 LYS 62 ARG 63 ALA 64 LYS 65 THR 66 CYS 67 THR 68 ILE 69 LEU 70 TYR 71 ARG 72 ILE 73 GLY 74 ASP 75 GLU 76 THR 77 THR 78 GLY 79 THR 80 TYR 81 LYS 82 LEU 83 SER 84 LYS 85 LEU 86 GLU 87 SER 88 GLY 89 ALA 90 LYS 91 VAL 92 ASP 93 VAL 94 MET 95 GLY 96 PRO 97 LEU 98 GLY 99 ASN 100 GLY 101 PHE 102 PRO 103 VAL 104 ALA 105 GLU 106 VAL 107 THR 108 SER 109 THR 110 ASP 111 LYS 112 ILE 113 LEU 114 ILE 115 ILE 116 GLY 117 GLY 118 GLY 119 ILE 120 GLY 121 VAL 122 PRO 123 PRO 124 LEU 125 TYR 126 GLU 127 LEU 128 ALA 129 LYS 130 GLN 131 LEU 132 GLU 133 LYS 134 THR 135 GLY 136 CYS 137 GLN 138 MET 139 THR 140 ILE 141 LEU 142 LEU 143 GLY 144 PHE 145 ALA 146 SER 147 GLU 148 ASN 149 VAL 150 LYS 151 ILE 152 LEU 153 GLU 154 ASN 155 GLU 156 PHE 157 SER 158 ASN 159 LEU 160 LYS 161 ASN 162 VAL 163 THR 164 LEU 165 LYS 166 ILE 167 ALA 168 THR 169 ASP 170 ASP 171 GLY 172 SER 173 TYR 174 GLY 175 THR 176 LYS 177 GLY 178 HIS 179 VAL 180 GLY 181 MET 182 LEU 183 MET 184 ASN 185 GLU 186 ILE 187 ASP 188 PHE 189 GLU 190 VAL 191 ASP 192 ALA 193 LEU 194 TYR 195 THR 196 CYS 197 GLY 198 ALA 199 PRO 200 ALA 201 MET 202 LEU 203 LYS 204 ALA 205 VAL 206 ALA 207 LYS 208 LYS 209 TYR 210 ASP 211 GLN 212 LEU 213 GLU 214 ARG 215 LEU 216 TYR 217 ILE 218 SER 219 MET 220 GLU 221 SER 222 ARG 223 MET 224 ALA 225 CYS 226 GLY 227 ILE 228 GLY 229 ALA 230 CYS 231 TYR 232 ALA 233 CYS 234 VAL 235 GLU 236 HIS 237 ASP 238 LYS 239 GLU 240 ASP 241 GLU 242 SER 243 HIS 244 ALA 245 LEU 246 LYS 247 VAL 248 CYS 249 GLU 250 ASP 251 GLY 252 PRO 253 VAL 254 PHE 255 LEU 256 GLY 257 LYS 258 GLN 259 LEU 260 SER 261 LEU 262

Ligands

Unit 3	FMN 501
Unit 4	FAD 502 FES 503