3Q8L - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF HUMAN FLAP ENDONUCLEASE FEN1 (WT) IN CO SUBSTRATE 5'-FLAP DNA, SM3+, AND K+
• Keywords: HELIX-3 TURN-HELIX, HYDROPHOBIC WEDGE, 3' FLAP BINDING SITE, HYDROLASE-DNA COMPLEX, DNA REPAIR, REPLICATION, FLAP ENDONU FEN, FEN1, DNA, NUCLEASE, 5' FLAP, SS-DSDNA JUNCTION, HELIX HELIX, H2TH, H3TH, DIVALENT CATION, METAL HELICAL GATEWAY, BLOCK, TWO METAL MECHANISM, UNPAIRED, 5' NUCLEASE, HUMAN, L BASE EXCISION REPAIR
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	3Q8L	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	FLAP ENDONUCLEASE 1	A	341	2699	0
2	Other macromolecule		D	18	363	0
3	Other macromolecule		E	12	249	0
4	Other macromolecule	DNA (5'-D(*AP*CP*CP*GP*TP*CP*C)-3')	F	7	136	0
5	Ligand	FLAP ENDONUCLEASE 1	A	7	0	15
6	Water			402	0	402
total				787	3447	417

Proteins

Unit 1

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

Other macromolecules

Unit 2	DA 1 DC 2 DT 3 DC 4 DT 5 DG 6 DC 7 DC 8 DT 9 DC 10 DA 11 DA 12 DG 13 DA 14 DC 15 DG 16 DG 17 DT 18
Unit 3	DT 1 DT 2 DG 3 DA 4 DG 5 DG 6 DC 7 DA 8 DG 9 DA 10 DG 11 DT 12
Unit 4	DA 1 DC 2 DC 3 DG 4 DT 5 DC 6 DC 7

Ligands

Unit 5

SM 1001 SM 1002 SM 1003 SM 1004 K 1101 SO4 1201 SO4 1202