1XG2 - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF THE COMPLEX BETWEEN PECTIN METHYLESTERASE AND ITS INHIBITOR PROTEIN
• Keywords: PROTEIN-PROTEIN COMPLEX, BETA HELIX,FOUR HELIX BUNDLE, HYDROLASE/HYDROLASE INHIBITOR COMPLEX
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1XG2	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	PECTINESTERASE 1	A	317	2432	0
2	Protein	PECTINESTERASE INHIBITOR	B	151	1141	0
3	Water			453	0	453
total				921	3573	453

Proteins

Unit 1

ILE 1 ILE 2 ALA 3 ASN 4 ALA 5 VAL 6 VAL 7 ALA 8 GLN 9 ASP 10 GLY 11 THR 12 GLY 13 ASP 14 TYR 15 GLN 16 THR 17 LEU 18 ALA 19 GLU 20 ALA 21 VAL 22 ALA 23 ALA 24 ALA 25 PRO 26 ASP 27 LYS 28 SER 29 LYS 30 THR 31 ARG 32 TYR 33 VAL 34 ILE 35 TYR 36 VAL 37 LYS 38 ARG 39 GLY 40 THR 41 TYR 42 LYS 43 GLU 44 ASN 45 VAL 46 GLU 47 VAL 48 ALA 49 SER 50 ASN 51 LYS 52 MET 53 ASN 54 LEU 55 MET 56 ILE 57 VAL 58 GLY 59 ASP 60 GLY 61 MET 62 TYR 63 ALA 64 THR 65 THR 66 ILE 67 THR 68 GLY 69 SER 70 LEU 71 ASN 72 VAL 73 VAL 74 ASP 75 GLY 76 SER 77 THR 78 THR 79 PHE 80 ARG 81 SER 82 ALA 83 THR 84 LEU 85 ALA 86 ALA 87 VAL 88 GLY 89 GLN 90 GLY 91 PHE 92 ILE 93 LEU 94 GLN 95 ASP 96 ILE 97 CYS 98 ILE 99 GLN 100 ASN 101 THR 102 ALA 103 GLY 104 PRO 105 ALA 106 LYS 107 ASP 108 GLN 109 ALA 110 VAL 111 ALA 112 LEU 113 ARG 114 VAL 115 GLY 116 ALA 117 ASP 118 MET 119 SER 120 VAL 121 ILE 122 ASN 123 ARG 124 CYS 125 ARG 126 ILE 127 ASP 128 ALA 129 TYR 130 GLN 131 ASP 132 THR 133 LEU 134 TYR 135 ALA 136 HIS 137 SER 138 GLN 139 ARG 140 GLN 141 PHE 142 TYR 143 ARG 144 ASP 145 SER 146 TYR 147 VAL 148 THR 149 GLY 150 THR 151 VAL 152 ASP 153 PHE 154 ILE 155 PHE 156 GLY 157 ASN 158 ALA 159 ALA 160 VAL 161 VAL 162 PHE 163 GLN 164 LYS 165 CYS 166 GLN 167 LEU 168 VAL 169 ALA 170 ARG 171 LYS 172 PRO 173 GLY 174 LYS 175 TYR 176 GLN 177 GLN 178 ASN 179 MET 180 VAL 181 THR 182 ALA 183 GLN 184 GLY 185 ARG 186 THR 187 ASP 188 PRO 189 ASN 190 GLN 191 ALA 192 THR 193 GLY 194 THR 195 SER 196 ILE 197 GLN 198 PHE 199 CYS 200 ASN 201 ILE 202 ILE 203 ALA 204 SER 205 SER 206 ASP 207 LEU 208 GLU 209 PRO 210 VAL 211 LEU 212 LYS 213 GLU 214 PHE 215 PRO 216 THR 217 TYR 218 LEU 219 GLY 220 ARG 221 PRO 222 TRP 223 LYS 224 GLU 225 TYR 226 SER 227 ARG 228 THR 229 VAL 230 VAL 231 MET 232 GLU 233 SER 234 TYR 235 LEU 236 GLY 237 GLY 238 LEU 239 ILE 240 ASN 241 PRO 242 ALA 243 GLY 244 TRP 245 ALA 246 GLU 247 TRP 248 ASP 249 GLY 250 ASP 251 PHE 252 ALA 253 LEU 254 LYS 255 THR 256 LEU 257 TYR 258 TYR 259 GLY 260 GLU 261 PHE 262 MET 263 ASN 264 ASN 265 GLY 266 PRO 267 GLY 268 ALA 269 GLY 270 THR 271 SER 272 LYS 273 ARG 274 VAL 275 LYS 276 TRP 277 PRO 278 GLY 279 TYR 280 HIS 281 VAL 282 ILE 283 THR 284 ASP 285 PRO 286 ALA 287 LYS 288 ALA 289 MET 290 PRO 291 PHE 292 THR 293 VAL 294 ALA 295 LYS 296 LEU 297 ILE 298 GLN 299 GLY 300 GLY 301 SER 302 TRP 303 LEU 304 ARG 305 SER 306 THR 307 GLY 308 VAL 309 ALA 310 TYR 311 VAL 312 ASP 313 GLY 314 LEU 315 TYR 316 ASP 317

Unit 2

PHE 0 GLU 1 ASN 2 HIS 3 LEU 4 ILE 5 SER 6 GLU 7 ILE 8 CYS 9 PRO 10 LYS 11 THR 12 ARG 13 ASN 14 PRO 15 SER 16 LEU 17 CYS 18 LEU 19 GLN 20 ALA 21 LEU 22 GLU 23 SER 24 ASP 25 PRO 26 ARG 27 SER 28 ALA 29 SER 30 LYS 31 ASP 32 LEU 33 LYS 34 GLY 35 LEU 36 GLY 37 GLN 38 PHE 39 SER 40 ILE 41 ASP 42 ILE 43 ALA 44 GLN 45 ALA 46 SER 47 ALA 48 LYS 49 GLN 50 THR 51 SER 52 LYS 53 ILE 54 ILE 55 ALA 56 SER 57 LEU 58 THR 59 ASN 60 GLN 61 ALA 62 THR 63 ASP 64 PRO 65 LYS 66 LEU 67 LYS 68 GLY 69 ARG 70 TYR 71 GLU 72 THR 73 CYS 74 SER 75 GLU 76 ASN 77 TYR 78 ALA 79 ASP 80 ALA 81 ILE 82 ASP 83 SER 84 LEU 85 GLY 86 GLN 87 ALA 88 LYS 89 GLN 90 PHE 91 LEU 92 THR 93 SER 94 GLY 95 ASP 96 TYR 97 ASN 98 SER 99 LEU 100 ASN 101 ILE 102 TYR 103 ALA 104 SER 105 ALA 106 ALA 107 PHE 108 ASP 109 GLY 110 ALA 111 GLY 112 THR 113 CYS 114 GLU 115 ASP 116 SER 117 PHE 118 GLU 119 GLY 120 PRO 121 PRO 122 ASN 123 ILE 124 PRO 125 THR 126 GLN 127 LEU 128 HIS 129 GLN 130 ALA 131 ASP 132 LEU 133 LYS 134 LEU 135 GLU 136 ASP 137 LEU 138 CYS 139 ASP 140 ILE 141 VAL 142 LEU 143 VAL 144 ILE 145 SER 146 ASN 147 LEU 148 LEU 149 PRO 150