1PCA - Sequence, Chains, Asymmetric and Biological Units

• Title: THREE DIMENSIONAL STRUCTURE OF PORCINE PANCREATIC PROCARBOXYPEPTIDASE A. A COMPARISON OF THE A AND B ZYMOGENS AND THEIR DETERMINANTS FOR INHIBITION AND ACTIVATION
• Keywords: HYDROLASE(C-TERMINAL PEPTIDASE)
• Experiment: X-ray diffraction
• Number of Models: 1

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

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	PROCARBOXYPEPTIDASE A PCPA	A	402	3192	0
2	Protein	PROCARBOXYPEPTIDASE A PCPA	A	3	0	22
3	Water			294	0	294
total				699	3192	316

Proteins

Unit 1

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

Unit 2

ZN 400 CIT 600 VAL 700