0.009665 0.005580 0.000000 0.000000 0.011160 0.000000 0.000000 0.000000 0.021222 0.00000 0.00000 0.00000 Ding, J.-H. James, M.N.G. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 6 90.00 90.00 120.00 103.470 103.470 47.120 C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking C3 H7 N O2 S 121.158 y CYSTEINE L-peptide linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking H2 O 18.015 WATER non-polymer C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking C5 H11 N O2 S 149.211 y METHIONINE L-peptide linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking C4 H9 N O3 119.119 y THREONINE L-peptide linking C11 H12 N2 O2 204.225 y TRYPTOPHAN L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking To be Published 0353 Crystal Structure of Lys18 Variant of Turkey Ovomucoid Inhibitor Third Domain Complexed with Alpha-Chymotrypsin at 2.3 A UK J.Mol.Biol. JMOBAK 0070 0022-2836 195 397 Crystal and Molecular Structures of the Complex of Alpha-Chymotrypsin with its Inhibitor Turkey Ovomucoid Third Domain at 1.8 A Resolution 1987 10.2210/pdb1hja/pdb pdb_00001hja 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 293 1 AREA DETECTOR 1996-11-04 SIEMENS GRAPHITE(002) M x-ray 1 1.5418 1.0 1.5418 ROTATING ANODE OTHER 1253.511 ALPHA-CHYMOTRYPSIN 3.4.21.1 1 nat polymer 13934.556 ALPHA-CHYMOTRYPSIN 3.4.21.1 1 man polymer 10074.495 ALPHA-CHYMOTRYPSIN 3.4.21.1 1 man polymer TURKEY OVOMUCOID INHIBITOR 5601.311 OVOMUCOID INHIBITOR THIRD DOMAIN, DELETION OF FIRST 5 RESIDUES FROM N-TERMINUS DEL(1-5), L18K 1 man polymer 18.015 water 99 nat water LYS18-OMTKY3 no no CGVPAIQPVLSGL CGVPAIQPVLSGL A polypeptide(L) no no IVNGEEAVPGSWPWQVSLQDKTGFHFCGGSLINENWVVTAAHCGVTTSDVVVAGEFDQGSSSEKIQKLKIAKVFKNSKYN SLTINNDITLLKLSTAASFSQTVSAVCLPSASDDFAAGTTCVTTGWGLTRY IVNGEEAVPGSWPWQVSLQDKTGFHFCGGSLINENWVVTAAHCGVTTSDVVVAGEFDQGSSSEKIQKLKIAKVFKNSKYN SLTINNDITLLKLSTAASFSQTVSAVCLPSASDDFAAGTTCVTTGWGLTRY B polypeptide(L) no no ANTPDRLQQASLPLLSNTNCKKYWGTKIKDAMICAGASGVSSCMGDSGGPLVCKKNGAWTLVGIVSWGSSTCSTSTPGVY ARVTALVNWVQQTLAAN ANTPDRLQQASLPLLSNTNCKKYWGTKIKDAMICAGASGVSSCMGDSGGPLVCKKNGAWTLVGIVSWGSSTCSTSTPGVY ARVTALVNWVQQTLAAN C polypeptide(L) no no VDCSEYPKPACTKEYRPLCGSDNKTYGNKCNFCNAVVESNGTLTLSHFGKC VDCSEYPKPACTKEYRPLCGSDNKTYGNKCNFCNAVVESNGTLTLSHFGKC I polypeptide(L) n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n cattle Bos Escherichia sample COMMERCIAL PRODUCT OF WORTHINGTON BIOCHEMICAL CORPORATION 9913 Bos taurus 562 Escherichia coli PEZZ318.TKY cattle Bos Escherichia sample COMMERCIAL PRODUCT OF WORTHINGTON BIOCHEMICAL CORPORATION 9913 Bos taurus 562 Escherichia coli PEZZ318.TKY turkey Meleagris Escherichia sample 9103 Meleagris gallopavo 562 Escherichia coli PEZZ318.TKY cattle COMMERCIAL PRODUCT OF WORTHINGTON BIOCHEMICAL CORPORATION Bos sample 9913 Bos taurus 1 2.48 47.84 ALPHA-CHYMOTRYPSIN (E.C.3.4.21.1) COMPLEX WITH TURKEY OVOMUCOID THIRD DOMAIN 6.0 0.1 M KH2PO4/K2HPO4 PH=6.0 10% PEG6000 diffrn_source pdbx_database_status database_2 pdbx_initial_refinement_model struct_ref_seq_dif repository Initial release Version format compliance Version format compliance Database references Data collection Other Database references Refinement description 1 0 1998-01-14 1 1 2008-03-24 1 2 2011-07-13 1 3 2016-06-01 1 4 2018-04-04 1 5 2023-08-09 _diffrn_source.type _pdbx_database_status.process_site _database_2.pdbx_DOI _database_2.pdbx_database_accession _struct_ref_seq_dif.details Y BNL 1997-07-09 REL REL HOH water 1CHO PDB ENTRY 1CHO PDB experimental model HOH 11 5 HOH HOH 14 A HOH 23 5 HOH HOH 15 A HOH 45 5 HOH HOH 16 A HOH 50 5 HOH HOH 17 A HOH 59 5 HOH HOH 18 A HOH 76 5 HOH HOH 19 A HOH 84 5 HOH HOH 20 A HOH 90 5 HOH HOH 21 A HOH 94 5 HOH HOH 22 A HOH 95 5 HOH HOH 23 A HOH 1 5 HOH HOH 147 B HOH 2 5 HOH HOH 148 B HOH 6 5 HOH HOH 149 B HOH 9 5 HOH HOH 150 B HOH 10 5 HOH HOH 151 B HOH 14 5 HOH HOH 152 B HOH 15 5 HOH HOH 153 B HOH 16 5 HOH HOH 154 B HOH 17 5 HOH HOH 155 B HOH 19 5 HOH HOH 156 B HOH 20 5 HOH HOH 157 B HOH 21 5 HOH HOH 158 B HOH 22 5 HOH HOH 159 B HOH 26 5 HOH HOH 160 B HOH 29 5 HOH HOH 161 B HOH 32 5 HOH HOH 162 B HOH 33 5 HOH HOH 163 B HOH 35 5 HOH HOH 164 B HOH 36 5 HOH HOH 165 B HOH 38 5 HOH HOH 166 B HOH 39 5 HOH HOH 167 B HOH 40 5 HOH HOH 168 B HOH 41 5 HOH HOH 169 B HOH 43 5 HOH HOH 170 B HOH 48 5 HOH HOH 171 B HOH 49 5 HOH HOH 172 B HOH 51 5 HOH HOH 173 B HOH 53 5 HOH HOH 174 B HOH 55 5 HOH HOH 175 B HOH 57 5 HOH HOH 176 B HOH 58 5 HOH HOH 177 B HOH 62 5 HOH HOH 178 B HOH 63 5 HOH HOH 179 B HOH 65 5 HOH HOH 180 B HOH 68 5 HOH HOH 181 B HOH 69 5 HOH HOH 182 B HOH 70 5 HOH HOH 183 B HOH 72 5 HOH HOH 184 B HOH 73 5 HOH HOH 185 B HOH 74 5 HOH HOH 186 B HOH 79 5 HOH HOH 187 B HOH 81 5 HOH HOH 188 B HOH 87 5 HOH HOH 189 B HOH 98 5 HOH HOH 190 B HOH 3 5 HOH HOH 3 C HOH 4 5 HOH HOH 4 C HOH 5 5 HOH HOH 5 C HOH 8 5 HOH HOH 8 C HOH 13 5 HOH HOH 13 C HOH 24 5 HOH HOH 24 C HOH 28 5 HOH HOH 28 C HOH 30 5 HOH HOH 30 C HOH 31 5 HOH HOH 31 C HOH 34 5 HOH HOH 34 C HOH 42 5 HOH HOH 42 C HOH 46 5 HOH HOH 46 C HOH 47 5 HOH HOH 47 C HOH 52 5 HOH HOH 52 C HOH 54 5 HOH HOH 54 C HOH 67 5 HOH HOH 67 C HOH 78 5 HOH HOH 78 C HOH 80 5 HOH HOH 80 C HOH 83 5 HOH HOH 83 C HOH 86 5 HOH HOH 86 C HOH 89 5 HOH HOH 89 C HOH 92 5 HOH HOH 92 C HOH 97 5 HOH HOH 97 C HOH 99 5 HOH HOH 99 C HOH 7 5 HOH HOH 57 I HOH 12 5 HOH HOH 58 I HOH 18 5 HOH HOH 59 I HOH 25 5 HOH HOH 60 I HOH 27 5 HOH HOH 61 I HOH 37 5 HOH HOH 62 I HOH 44 5 HOH HOH 63 I HOH 56 5 HOH HOH 64 I HOH 60 5 HOH HOH 65 I HOH 61 5 HOH HOH 66 I HOH 64 5 HOH HOH 67 I HOH 66 5 HOH HOH 68 I HOH 71 5 HOH HOH 69 I HOH 75 5 HOH HOH 70 I HOH 77 5 HOH HOH 71 I HOH 82 5 HOH HOH 72 I HOH 85 5 HOH HOH 73 I HOH 88 5 HOH HOH 74 I HOH 91 5 HOH HOH 75 I HOH 93 5 HOH HOH 76 I HOH 96 5 HOH HOH 77 I CYS 1 n 1 CYS 1 A GLY 2 n 2 GLY 2 A VAL 3 n 3 VAL 3 A PRO 4 n 4 PRO 4 A ALA 5 n 5 ALA 5 A ILE 6 n 6 ILE 6 A GLN 7 n 7 GLN 7 A PRO 8 n 8 PRO 8 A VAL 9 n 9 VAL 9 A LEU 10 n 10 LEU 10 A n 11 11 A n 12 12 A n 13 13 A ILE 16 n 1 ILE 16 B VAL 17 n 2 VAL 17 B ASN 18 n 3 ASN 18 B GLY 19 n 4 GLY 19 B GLU 20 n 5 GLU 20 B GLU 21 n 6 GLU 21 B ALA 22 n 7 ALA 22 B VAL 23 n 8 VAL 23 B PRO 24 n 9 PRO 24 B GLY 25 n 10 GLY 25 B SER 26 n 11 SER 26 B TRP 27 n 12 TRP 27 B PRO 28 n 13 PRO 28 B TRP 29 n 14 TRP 29 B GLN 30 n 15 GLN 30 B VAL 31 n 16 VAL 31 B SER 32 n 17 SER 32 B LEU 33 n 18 LEU 33 B GLN 34 n 19 GLN 34 B ASP 35 n 20 ASP 35 B LYS 36 n 21 LYS 36 B THR 37 n 22 THR 37 B GLY 38 n 23 GLY 38 B PHE 39 n 24 PHE 39 B HIS 40 n 25 HIS 40 B PHE 41 n 26 PHE 41 B CYS 42 n 27 CYS 42 B GLY 43 n 28 GLY 43 B GLY 44 n 29 GLY 44 B SER 45 n 30 SER 45 B LEU 46 n 31 LEU 46 B ILE 47 n 32 ILE 47 B ASN 48 n 33 ASN 48 B GLU 49 n 34 GLU 49 B ASN 50 n 35 ASN 50 B TRP 51 n 36 TRP 51 B VAL 52 n 37 VAL 52 B VAL 53 n 38 VAL 53 B THR 54 n 39 THR 54 B ALA 55 n 40 ALA 55 B ALA 56 n 41 ALA 56 B HIS 57 n 42 HIS 57 B CYS 58 n 43 CYS 58 B GLY 59 n 44 GLY 59 B VAL 60 n 45 VAL 60 B THR 61 n 46 THR 61 B THR 62 n 47 THR 62 B SER 63 n 48 SER 63 B ASP 64 n 49 ASP 64 B VAL 65 n 50 VAL 65 B VAL 66 n 51 VAL 66 B VAL 67 n 52 VAL 67 B ALA 68 n 53 ALA 68 B GLY 69 n 54 GLY 69 B GLU 70 n 55 GLU 70 B PHE 71 n 56 PHE 71 B ASP 72 n 57 ASP 72 B GLN 73 n 58 GLN 73 B GLY 74 n 59 GLY 74 B SER 75 n 60 SER 75 B SER 76 n 61 SER 76 B SER 77 n 62 SER 77 B GLU 78 n 63 GLU 78 B LYS 79 n 64 LYS 79 B ILE 80 n 65 ILE 80 B GLN 81 n 66 GLN 81 B LYS 82 n 67 LYS 82 B LEU 83 n 68 LEU 83 B LYS 84 n 69 LYS 84 B ILE 85 n 70 ILE 85 B ALA 86 n 71 ALA 86 B LYS 87 n 72 LYS 87 B VAL 88 n 73 VAL 88 B PHE 89 n 74 PHE 89 B LYS 90 n 75 LYS 90 B ASN 91 n 76 ASN 91 B SER 92 n 77 SER 92 B LYS 93 n 78 LYS 93 B TYR 94 n 79 TYR 94 B ASN 95 n 80 ASN 95 B SER 96 n 81 SER 96 B LEU 97 n 82 LEU 97 B THR 98 n 83 THR 98 B ILE 99 n 84 ILE 99 B ASN 100 n 85 ASN 100 B ASN 101 n 86 ASN 101 B ASP 102 n 87 ASP 102 B ILE 103 n 88 ILE 103 B THR 104 n 89 THR 104 B LEU 105 n 90 LEU 105 B LEU 106 n 91 LEU 106 B LYS 107 n 92 LYS 107 B LEU 108 n 93 LEU 108 B SER 109 n 94 SER 109 B THR 110 n 95 THR 110 B ALA 111 n 96 ALA 111 B ALA 112 n 97 ALA 112 B SER 113 n 98 SER 113 B PHE 114 n 99 PHE 114 B SER 115 n 100 SER 115 B GLN 116 n 101 GLN 116 B THR 117 n 102 THR 117 B VAL 118 n 103 VAL 118 B SER 119 n 104 SER 119 B ALA 120 n 105 ALA 120 B VAL 121 n 106 VAL 121 B CYS 122 n 107 CYS 122 B LEU 123 n 108 LEU 123 B PRO 124 n 109 PRO 124 B SER 125 n 110 SER 125 B ALA 126 n 111 ALA 126 B SER 127 n 112 SER 127 B ASP 128 n 113 ASP 128 B ASP 129 n 114 ASP 129 B PHE 130 n 115 PHE 130 B ALA 131 n 116 ALA 131 B ALA 132 n 117 ALA 132 B GLY 133 n 118 GLY 133 B THR 134 n 119 THR 134 B THR 135 n 120 THR 135 B CYS 136 n 121 CYS 136 B VAL 137 n 122 VAL 137 B THR 138 n 123 THR 138 B THR 139 n 124 THR 139 B GLY 140 n 125 GLY 140 B TRP 141 n 126 TRP 141 B GLY 142 n 127 GLY 142 B LEU 143 n 128 LEU 143 B THR 144 n 129 THR 144 B ARG 145 n 130 ARG 145 B TYR 146 n 131 TYR 146 B ALA 149 n 1 ALA 149 C ASN 150 n 2 ASN 150 C THR 151 n 3 THR 151 C PRO 152 n 4 PRO 152 C ASP 153 n 5 ASP 153 C ARG 154 n 6 ARG 154 C LEU 155 n 7 LEU 155 C GLN 156 n 8 GLN 156 C GLN 157 n 9 GLN 157 C ALA 158 n 10 ALA 158 C SER 159 n 11 SER 159 C LEU 160 n 12 LEU 160 C PRO 161 n 13 PRO 161 C LEU 162 n 14 LEU 162 C LEU 163 n 15 LEU 163 C SER 164 n 16 SER 164 C ASN 165 n 17 ASN 165 C THR 166 n 18 THR 166 C ASN 167 n 19 ASN 167 C CYS 168 n 20 CYS 168 C LYS 169 n 21 LYS 169 C LYS 170 n 22 LYS 170 C TYR 171 n 23 TYR 171 C TRP 172 n 24 TRP 172 C GLY 173 n 25 GLY 173 C THR 174 n 26 THR 174 C LYS 175 n 27 LYS 175 C ILE 176 n 28 ILE 176 C LYS 177 n 29 LYS 177 C ASP 178 n 30 ASP 178 C ALA 179 n 31 ALA 179 C MET 180 n 32 MET 180 C ILE 181 n 33 ILE 181 C CYS 182 n 34 CYS 182 C ALA 183 n 35 ALA 183 C GLY 184 n 36 GLY 184 C ALA 185 n 37 ALA 185 C SER 186 n 38 SER 186 C GLY 187 n 39 GLY 187 C VAL 188 n 40 VAL 188 C SER 189 n 41 SER 189 C SER 190 n 42 SER 190 C CYS 191 n 43 CYS 191 C MET 192 n 44 MET 192 C GLY 193 n 45 GLY 193 C ASP 194 n 46 ASP 194 C SER 195 n 47 SER 195 C GLY 196 n 48 GLY 196 C GLY 197 n 49 GLY 197 C PRO 198 n 50 PRO 198 C LEU 199 n 51 LEU 199 C VAL 200 n 52 VAL 200 C CYS 201 n 53 CYS 201 C LYS 202 n 54 LYS 202 C LYS 203 n 55 LYS 203 C ASN 204 n 56 ASN 204 C GLY 205 n 57 GLY 205 C ALA 206 n 58 ALA 206 C TRP 207 n 59 TRP 207 C THR 208 n 60 THR 208 C LEU 209 n 61 LEU 209 C VAL 210 n 62 VAL 210 C GLY 211 n 63 GLY 211 C ILE 212 n 64 ILE 212 C VAL 213 n 65 VAL 213 C SER 214 n 66 SER 214 C TRP 215 n 67 TRP 215 C GLY 216 n 68 GLY 216 C SER 217 n 69 SER 217 C SER 218 n 70 SER 218 C THR 219 n 71 THR 219 C CYS 220 n 72 CYS 220 C SER 221 n 73 SER 221 C THR 222 n 74 THR 222 C SER 223 n 75 SER 223 C THR 224 n 76 THR 224 C PRO 225 n 77 PRO 225 C GLY 226 n 78 GLY 226 C VAL 227 n 79 VAL 227 C TYR 228 n 80 TYR 228 C ALA 229 n 81 ALA 229 C ARG 230 n 82 ARG 230 C VAL 231 n 83 VAL 231 C THR 232 n 84 THR 232 C ALA 233 n 85 ALA 233 C LEU 234 n 86 LEU 234 C VAL 235 n 87 VAL 235 C ASN 236 n 88 ASN 236 C TRP 237 n 89 TRP 237 C VAL 238 n 90 VAL 238 C GLN 239 n 91 GLN 239 C GLN 240 n 92 GLN 240 C THR 241 n 93 THR 241 C LEU 242 n 94 LEU 242 C ALA 243 n 95 ALA 243 C ALA 244 n 96 ALA 244 C ASN 245 n 97 ASN 245 C VAL 6 n 1 VAL 6 I ASP 7 n 2 ASP 7 I CYS 8 n 3 CYS 8 I SER 9 n 4 SER 9 I GLU 10 n 5 GLU 10 I TYR 11 n 6 TYR 11 I PRO 12 n 7 PRO 12 I LYS 13 n 8 LYS 13 I PRO 14 n 9 PRO 14 I ALA 15 n 10 ALA 15 I CYS 16 n 11 CYS 16 I THR 17 n 12 THR 17 I LYS 18 n 13 LYS 18 I GLU 19 n 14 GLU 19 I TYR 20 n 15 TYR 20 I ARG 21 n 16 ARG 21 I PRO 22 n 17 PRO 22 I LEU 23 n 18 LEU 23 I CYS 24 n 19 CYS 24 I GLY 25 n 20 GLY 25 I SER 26 n 21 SER 26 I ASP 27 n 22 ASP 27 I ASN 28 n 23 ASN 28 I LYS 29 n 24 LYS 29 I THR 30 n 25 THR 30 I TYR 31 n 26 TYR 31 I GLY 32 n 27 GLY 32 I ASN 33 n 28 ASN 33 I LYS 34 n 29 LYS 34 I CYS 35 n 30 CYS 35 I ASN 36 n 31 ASN 36 I PHE 37 n 32 PHE 37 I CYS 38 n 33 CYS 38 I ASN 39 n 34 ASN 39 I ALA 40 n 35 ALA 40 I VAL 41 n 36 VAL 41 I VAL 42 n 37 VAL 42 I GLU 43 n 38 GLU 43 I SER 44 n 39 SER 44 I ASN 45 n 40 ASN 45 I GLY 46 n 41 GLY 46 I THR 47 n 42 THR 47 I LEU 48 n 43 LEU 48 I THR 49 n 44 THR 49 I LEU 50 n 45 LEU 50 I SER 51 n 46 SER 51 I HIS 52 n 47 HIS 52 I PHE 53 n 48 PHE 53 I GLY 54 n 49 GLY 54 I LYS 55 n 50 LYS 55 I CYS 56 n 51 CYS 56 I author_and_software_defined_assembly PISA 4 tetrameric 8930 -66 11600 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 B O GLN 81 B O GLN 66 B N ALA 68 B N ALA 53 B O VAL 65 B O VAL 50 B N GLN 34 B N GLN 19 B O VAL 31 B O VAL 16 B N GLY 44 B N GLY 29 B O VAL 52 B O VAL 37 B N LEU 106 B N LEU 91 B O LEU 105 B O LEU 90 B N PHE 89 B N PHE 74 C O ILE 181 C O ILE 33 C N TYR 228 C N TYR 80 C O VAL 227 C O VAL 79 C N TRP 215 C N TRP 67 C O ALA 206 C O ALA 58 C N LYS 203 C N LYS 55 I O CYS 24 D O CYS 19 I N HIS 52 D N HIS 47 1 A SER 11 A SER 11 1 Y 1 A GLY 12 A GLY 12 1 Y 1 A LEU 13 A LEU 13 1 Y 1 B ASN 48 -170.78 -172.67 1 B PHE 71 -132.24 -62.28 1 B SER 76 -176.06 33.09 1 B SER 115 -163.18 -159.78 1 C SER 214 -120.82 -74.28 1 I SER 44 -59.03 -9.94 1 I HIS 52 174.16 160.91 14.55 0.246 0.193 0.193 2.3 10.0 11136 10.0 86.9 1 1.0 MOLECULAR REPLACEMENT PDB ENTRY 1CHO 0.36 2.3 10.0 99 2237 0 0 2138 0.008 1.536 26.43 1.331 0.31 0.2707 2.4 997 8 9.6 69.27 32.2 2.3 10.0 1HJA 11136 1.0 0.108 1 5.89 8.7 86.9 2.3 2.4 1 69.27 data collection XENGEN data reduction XENGEN model building X-PLOR 3.843 refinement X-PLOR 3.843 data scaling XENGEN phasing X-PLOR 3.843 LYS 18 VARIANT OF TURKEY OVOMUCOID INHIBITOR THIRD DOMAIN COMPLEXED WITH ALPHA-CHYMOTRYPSIN 1 N N 2 N N 3 N N 4 N N 5 N N 5 N N 5 N N 5 N N B ALA 56 B ALA 41 HELX_P B CYS 58 B CYS 43 5 1 3 C ASN 165 C ASN 17 HELX_P C LYS 175 C LYS 27 1 2 11 C VAL 231 C VAL 83 HELX_P C ALA 233 C ALA 85 5 3 3 C VAL 235 C VAL 87 HELX_P C ALA 243 C ALA 95 1 4 9 I LYS 34 D LYS 29 HELX_P I GLU 43 D GLU 38 1 5 10 disulf 2.020 A CYS 1 A SG CYS 1 1_555 B CYS 122 B SG CYS 107 1_555 disulf 2.030 B CYS 42 B SG CYS 27 1_555 B CYS 58 B SG CYS 43 1_555 disulf 2.021 B CYS 136 B SG CYS 121 1_555 C CYS 201 C SG CYS 53 1_555 disulf 2.020 C CYS 168 C SG CYS 20 1_555 C CYS 182 C SG CYS 34 1_555 disulf 2.022 C CYS 191 C SG CYS 43 1_555 C CYS 220 C SG CYS 72 1_555 disulf 2.027 I CYS 8 D SG CYS 3 1_555 I CYS 38 D SG CYS 33 1_555 disulf 2.020 I CYS 16 D SG CYS 11 1_555 I CYS 35 D SG CYS 30 1_555 disulf 2.029 I CYS 24 D SG CYS 19 1_555 I CYS 56 D SG CYS 51 1_555 COMPLEX (HYDROLASE/INHIBITOR) COMPLEX (HYDROLASE-INHIBITOR), ALPHA-CHYMOTRYPSIN, PROTEIN INHIBITOR, COMPLEX (HYDROLASE-INHIBITOR) complex I TYR 11 D TYR 6 1 I PRO 12 D PRO 7 -0.05 CTRB_BOVIN UNP 1 1 P00766 CTRA_BOVIN UNP 2 16 P00766 CTRA_BOVIN UNP 3 149 P00766 IOVO_MELGA UNP 4 135 P68390 1 13 1HJA 1 13 P00766 A 1 1 13 16 146 1HJA 16 146 P00766 B 2 1 131 149 245 1HJA 149 245 P00766 C 3 1 97 135 185 1HJA 6 56 P68390 I 4 1 51 4 LEU conflict LYS 18 1HJA I P68390 UNP 147 13 4 3 4 2 anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel B GLN 81 B GLN 66 B LYS 84 B LYS 69 B VAL 65 B VAL 50 B ALA 68 B ALA 53 B GLN 30 B GLN 15 B GLN 34 B GLN 19 B HIS 40 B HIS 25 B SER 45 B SER 30 B TRP 51 B TRP 36 B THR 54 B THR 39 B THR 104 B THR 89 B LEU 108 B LEU 93 B ILE 85 B ILE 70 B LYS 90 B LYS 75 C MET 180 C MET 32 C GLY 184 C GLY 36 C PRO 225 C PRO 77 C ARG 230 C ARG 82 C ALA 206 C ALA 58 C TRP 215 C TRP 67 C PRO 198 C PRO 50 C LYS 203 C LYS 55 I LEU 23 D LEU 18 I GLY 25 D GLY 20 I LEU 50 D LEU 45 I PHE 53 D PHE 48 CATALYTIC SITE OF ENZYME. Unknown 3 REACTIVE SITE OF INHIBITOR. Unknown 2 B HIS 57 B HIS 42 3 1_555 B ASP 102 B ASP 87 3 1_555 C SER 195 C SER 47 3 1_555 I LYS 18 D LYS 13 2 1_555 I GLU 19 D GLU 14 2 1_555 169 P 61