1NCE - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF A TERNARY COMPLEX OF E. COLI THYMIDYLAT D169C WITH DUMP AND THE ANTIFOLATE CB3717
• Keywords: BETA-SHEET INTERFACE, PROTEIN-DUMP-COFACTOR ANALOG COMPLEX, ASYMMETRIC DIMER, BIOSYNTHETIC PROTEIN
• Experiment: X-ray diffraction
• Number of Models: 1

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

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	THYMIDYLATE SYNTHASE	A	264	2139	11
2	Protein	THYMIDYLATE SYNTHASE	B	264	2139	11
3	Ligand	THYMIDYLATE SYNTHASE	A	2	0	55
4	Ligand	THYMIDYLATE SYNTHASE	B	2	0	55
5	Water			178	0	178
total				710	4278	310

Proteins

Unit 1

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

Unit 2

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

Ligands

Unit 3	UMP 565 CB3 566
Unit 4	UMP 567 CB3 568