1E7W - Sequence, Chains, Asymmetric and Biological Units

• Title: ONE ACTIVE SITE, TWO MODES OF REDUCTION CORRELATE THE MECHANISM OF LEISHMANIA PTERIDINE REDUCTASE WITH PTERIN METABOLISM AND ANTIFOLATE DRUG RESISTANCE IN TRPANOSOMES
• Keywords: DIHYDROFOLATE REDUCTASE, PTERIDINE REDUCTASE, SHORTCHAIN DEHYDROGENASE, METHOTREXATE RESISTANCE, OXIDOREDUCTASE
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1E7W	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	PTERIDINE REDUCTASE	A	267	1987	0
2	Protein	PTERIDINE REDUCTASE	B	258	1930	0
3	Ligand	PTERIDINE REDUCTASE	A	4	0	89
4	Ligand	PTERIDINE REDUCTASE	B	3	0	85
5	Water			476	0	476
total				1008	3917	650

Proteins

Unit 1

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

Unit 2

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

Ligands

Unit 3	NDP 300 MTX 301 EDO 1289 EDO 1290
Unit 4	NDP 300 MTX 301 EDO 1289