2NQH - Sequence, Chains, Asymmetric and Biological Units

• Title: HIGH RESOLUTION CRYSTAL STRUCTURE OF ESCHERICHIA COLI ENDONU (ENDO IV) E261Q MUTANT
• Keywords: TIM-BARREL, TRINUCLEAR ZINC CENTER, HYDROLASE
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	2NQH	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	ENDONUCLEASE 4	A	279	2166	0
2	Ligand	ENDONUCLEASE 4	A	4	0	8
3	Water			326	0	326
total				609	2166	334

Proteins

Unit 1

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

Ligands

Unit 2

ZN 301 ZN 302 ZN 303 PO4 999