0.018709 0.000000 0.007407 0.000000 0.015307 0.000000 0.000000 0.000000 0.016709 0.00000 0.00000 0.00000 Katerelos, N.A. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.00 111.60 90.00 53.450 65.330 64.370 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 C15 H30 N5 O5 1 360.429 N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE non-polymer C2 H6 O 46.068 ETHANOL non-polymer 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 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 NE FEBS Lett. FEBLAL 0165 0014-5793 392 35 39 10.1016/0014-5793(96)00697-7 8769310 Crystal structure of a caricain D158E mutant in complex with E-64. 1996 To be Published 0353 Rapid Kinetics Studies and Structural Determination of a Cysteine Proteinase Mutant Implies that Residue Asp 158 in Caricain Has a Major Effect Upon the Ability of the Active Site Histidine to Protonate a Dipyridyl Probe UK Protein Eng. PRENE9 0859 0269-2139 7 1267 An Unequivocal Example of Cysteine Proteinase Activity Affected by Multiple Electrostatic Interactions 1994 NE Gene GENED6 0861 0378-1119 127 221 Nucleotide Sequence and Expression in Escherichia Coli of Cdnas Encoding Papaya Proteinase Omega from Carica Papaya 1993 UK Protein Eng. PRENE9 0859 0269-2139 5 455 Active Papain Renatured and Processed from Insoluble Recombinant Propapain Expressed in Escherichia Coli 1992 10.2210/pdb1meg/pdb pdb_00001meg 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 1 IMAGE PLATE 1994-11-10 FUJI M x-ray 1 1.0 1.0 BL-6A Photon Factory 1.0 SYNCHROTRON PHOTON FACTORY BEAMLINE BL-6A 23339.770 CARICAIN 3.4.22.30 D158E 1 man polymer 360.429 N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE 1 syn non-polymer 46.068 ETHANOL 1 syn non-polymer 18.015 water 94 nat water PAPAYA PROTEINASE, PROTEASE OMEGA no no LPENVDWRKKGAVTPVRHQGSCGSCWAFSAVATVEGINKIRTGKLVELSEQELVDCERRSHGCKGGYPPYALEYVAKNGI HLRSKYPYKAKQGTCRAKQVGGPIVKTSGVGRVQPNNEGNLLNAIAKQPVSVVVESKGRPFQLYKGGIFEGPCGTKVEHA VTAVGYGKSGGKGYILIKNSWGTAWGEKGYIRIKRAPGNSPGVCGLYKSSYYPTKN LPENVDWRKKGAVTPVRHQGSCGSCWAFSAVATVEGINKIRTGKLVELSEQELVDCERRSHGCKGGYPPYALEYVAKNGI HLRSKYPYKAKQGTCRAKQVGGPIVKTSGVGRVQPNNEGNLLNAIAKQPVSVVVESKGRPFQLYKGGIFEGPCGTKVEHA VTAVGYGKSGGKGYILIKNSWGTAWGEKGYIRIKRAPGNSPGVCGLYKSSYYPTKN A 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 papaya Carica Escherichia sample 3649 Carica papaya 562 Escherichia coli PET PET VECTOR PET PLYSS 2.24 34.2 database_2 struct_conn struct_ref_seq_dif struct_site repository Initial release Version format compliance Version format compliance Database references Derived calculations 1 0 1997-01-11 1 1 2008-03-24 1 2 2011-07-13 1 3 2021-11-03 _database_2.pdbx_DOI _database_2.pdbx_database_accession _struct_conn.pdbx_leaving_atom_flag _struct_conn.ptnr1_auth_comp_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr1_label_asym_id _struct_conn.ptnr1_label_atom_id _struct_conn.ptnr1_label_comp_id _struct_conn.ptnr1_label_seq_id _struct_conn.ptnr2_auth_comp_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_label_asym_id _struct_conn.ptnr2_label_atom_id _struct_conn.ptnr2_label_comp_id _struct_conn.ptnr2_label_seq_id _struct_ref_seq_dif.details _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id Y BNL 1996-05-04 REL REL E64 N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE EOH ETHANOL HOH water E64 217 2 E64 E64 217 A EOH 218 3 EOH EOH 218 A HOH 219 4 HOH HOH 219 A HOH 220 4 HOH HOH 220 A HOH 221 4 HOH HOH 221 A HOH 222 4 HOH HOH 222 A HOH 223 4 HOH HOH 223 A HOH 224 4 HOH HOH 224 A HOH 225 4 HOH HOH 225 A HOH 226 4 HOH HOH 226 A HOH 227 4 HOH HOH 227 A HOH 228 4 HOH HOH 228 A HOH 229 4 HOH HOH 229 A HOH 230 4 HOH HOH 230 A HOH 231 4 HOH HOH 231 A HOH 232 4 HOH HOH 232 A HOH 233 4 HOH HOH 233 A HOH 234 4 HOH HOH 234 A HOH 235 4 HOH HOH 235 A HOH 236 4 HOH HOH 236 A HOH 237 4 HOH HOH 237 A HOH 238 4 HOH HOH 238 A HOH 239 4 HOH HOH 239 A HOH 240 4 HOH HOH 240 A HOH 241 4 HOH HOH 241 A HOH 242 4 HOH HOH 242 A HOH 243 4 HOH HOH 243 A HOH 244 4 HOH HOH 244 A HOH 245 4 HOH HOH 245 A HOH 246 4 HOH HOH 246 A HOH 247 4 HOH HOH 247 A HOH 248 4 HOH HOH 248 A HOH 249 4 HOH HOH 249 A HOH 250 4 HOH HOH 250 A HOH 251 4 HOH HOH 251 A HOH 252 4 HOH HOH 252 A HOH 253 4 HOH HOH 253 A HOH 254 4 HOH HOH 254 A HOH 255 4 HOH HOH 255 A HOH 256 4 HOH HOH 256 A HOH 257 4 HOH HOH 257 A HOH 258 4 HOH HOH 258 A HOH 259 4 HOH HOH 259 A HOH 260 4 HOH HOH 260 A HOH 261 4 HOH HOH 261 A HOH 262 4 HOH HOH 262 A HOH 263 4 HOH HOH 263 A HOH 264 4 HOH HOH 264 A HOH 265 4 HOH HOH 265 A HOH 266 4 HOH HOH 266 A HOH 267 4 HOH HOH 267 A HOH 268 4 HOH HOH 268 A HOH 269 4 HOH HOH 269 A HOH 270 4 HOH HOH 270 A HOH 271 4 HOH HOH 271 A HOH 272 4 HOH HOH 272 A HOH 273 4 HOH HOH 273 A HOH 274 4 HOH HOH 274 A HOH 275 4 HOH HOH 275 A HOH 276 4 HOH HOH 276 A HOH 277 4 HOH HOH 277 A HOH 278 4 HOH HOH 278 A HOH 279 4 HOH HOH 279 A HOH 280 4 HOH HOH 280 A HOH 281 4 HOH HOH 281 A HOH 282 4 HOH HOH 282 A HOH 283 4 HOH HOH 283 A HOH 284 4 HOH HOH 284 A HOH 285 4 HOH HOH 285 A HOH 286 4 HOH HOH 286 A HOH 287 4 HOH HOH 287 A HOH 288 4 HOH HOH 288 A HOH 289 4 HOH HOH 289 A HOH 290 4 HOH HOH 290 A HOH 291 4 HOH HOH 291 A HOH 292 4 HOH HOH 292 A HOH 293 4 HOH HOH 293 A HOH 294 4 HOH HOH 294 A HOH 295 4 HOH HOH 295 A HOH 296 4 HOH HOH 296 A HOH 297 4 HOH HOH 297 A HOH 298 4 HOH HOH 298 A HOH 299 4 HOH HOH 299 A HOH 300 4 HOH HOH 300 A HOH 301 4 HOH HOH 301 A HOH 302 4 HOH HOH 302 A HOH 303 4 HOH HOH 303 A HOH 304 4 HOH HOH 304 A HOH 305 4 HOH HOH 305 A HOH 306 4 HOH HOH 306 A HOH 307 4 HOH HOH 307 A HOH 308 4 HOH HOH 308 A HOH 309 4 HOH HOH 309 A HOH 310 4 HOH HOH 310 A HOH 311 4 HOH HOH 311 A HOH 312 4 HOH HOH 312 A LEU 1 n 1 LEU 1 A PRO 2 n 2 PRO 2 A GLU 3 n 3 GLU 3 A ASN 4 n 4 ASN 4 A VAL 5 n 5 VAL 5 A ASP 6 n 6 ASP 6 A TRP 7 n 7 TRP 7 A ARG 8 n 8 ARG 8 A LYS 9 n 9 LYS 9 A LYS 10 n 10 LYS 10 A GLY 11 n 11 GLY 11 A ALA 12 n 12 ALA 12 A VAL 13 n 13 VAL 13 A THR 14 n 14 THR 14 A PRO 15 n 15 PRO 15 A VAL 16 n 16 VAL 16 A ARG 17 n 17 ARG 17 A HIS 18 n 18 HIS 18 A GLN 19 n 19 GLN 19 A GLY 20 n 20 GLY 20 A SER 21 n 21 SER 21 A CYS 22 n 22 CYS 22 A GLY 23 n 23 GLY 23 A SER 24 n 24 SER 24 A CYS 25 n 25 CYS 25 A TRP 26 n 26 TRP 26 A ALA 27 n 27 ALA 27 A PHE 28 n 28 PHE 28 A SER 29 n 29 SER 29 A ALA 30 n 30 ALA 30 A VAL 31 n 31 VAL 31 A ALA 32 n 32 ALA 32 A THR 33 n 33 THR 33 A VAL 34 n 34 VAL 34 A GLU 35 n 35 GLU 35 A GLY 36 n 36 GLY 36 A ILE 37 n 37 ILE 37 A ASN 38 n 38 ASN 38 A LYS 39 n 39 LYS 39 A ILE 40 n 40 ILE 40 A ARG 41 n 41 ARG 41 A THR 42 n 42 THR 42 A GLY 43 n 43 GLY 43 A LYS 44 n 44 LYS 44 A LEU 45 n 45 LEU 45 A VAL 46 n 46 VAL 46 A GLU 47 n 47 GLU 47 A LEU 48 n 48 LEU 48 A SER 49 n 49 SER 49 A GLU 50 n 50 GLU 50 A GLN 51 n 51 GLN 51 A GLU 52 n 52 GLU 52 A LEU 53 n 53 LEU 53 A VAL 54 n 54 VAL 54 A ASP 55 n 55 ASP 55 A CYS 56 n 56 CYS 56 A GLU 57 n 57 GLU 57 A ARG 58 n 58 ARG 58 A ARG 59 n 59 ARG 59 A SER 60 n 60 SER 60 A HIS 61 n 61 HIS 61 A GLY 62 n 62 GLY 62 A CYS 63 n 63 CYS 63 A LYS 64 n 64 LYS 64 A GLY 65 n 65 GLY 65 A GLY 66 n 66 GLY 66 A TYR 67 n 67 TYR 67 A PRO 68 n 68 PRO 68 A PRO 69 n 69 PRO 69 A TYR 70 n 70 TYR 70 A ALA 71 n 71 ALA 71 A LEU 72 n 72 LEU 72 A GLU 73 n 73 GLU 73 A TYR 74 n 74 TYR 74 A VAL 75 n 75 VAL 75 A ALA 76 n 76 ALA 76 A LYS 77 n 77 LYS 77 A ASN 78 n 78 ASN 78 A GLY 79 n 79 GLY 79 A ILE 80 n 80 ILE 80 A HIS 81 n 81 HIS 81 A LEU 82 n 82 LEU 82 A ARG 83 n 83 ARG 83 A SER 84 n 84 SER 84 A LYS 85 n 85 LYS 85 A TYR 86 n 86 TYR 86 A PRO 87 n 87 PRO 87 A TYR 88 n 88 TYR 88 A LYS 89 n 89 LYS 89 A ALA 90 n 90 ALA 90 A LYS 91 n 91 LYS 91 A GLN 92 n 92 GLN 92 A GLY 93 n 93 GLY 93 A THR 94 n 94 THR 94 A CYS 95 n 95 CYS 95 A ARG 96 n 96 ARG 96 A ALA 97 n 97 ALA 97 A LYS 98 n 98 LYS 98 A GLN 99 n 99 GLN 99 A VAL 100 n 100 VAL 100 A GLY 101 n 101 GLY 101 A GLY 102 n 102 GLY 102 A PRO 103 n 103 PRO 103 A ILE 104 n 104 ILE 104 A VAL 105 n 105 VAL 105 A LYS 106 n 106 LYS 106 A THR 107 n 107 THR 107 A SER 108 n 108 SER 108 A GLY 109 n 109 GLY 109 A VAL 110 n 110 VAL 110 A GLY 111 n 111 GLY 111 A ARG 112 n 112 ARG 112 A VAL 113 n 113 VAL 113 A GLN 114 n 114 GLN 114 A PRO 115 n 115 PRO 115 A ASN 116 n 116 ASN 116 A ASN 117 n 117 ASN 117 A GLU 118 n 118 GLU 118 A GLY 119 n 119 GLY 119 A ASN 120 n 120 ASN 120 A LEU 121 n 121 LEU 121 A LEU 122 n 122 LEU 122 A ASN 123 n 123 ASN 123 A ALA 124 n 124 ALA 124 A ILE 125 n 125 ILE 125 A ALA 126 n 126 ALA 126 A LYS 127 n 127 LYS 127 A GLN 128 n 128 GLN 128 A PRO 129 n 129 PRO 129 A VAL 130 n 130 VAL 130 A SER 131 n 131 SER 131 A VAL 132 n 132 VAL 132 A VAL 133 n 133 VAL 133 A VAL 134 n 134 VAL 134 A GLU 135 n 135 GLU 135 A SER 136 n 136 SER 136 A LYS 137 n 137 LYS 137 A GLY 138 n 138 GLY 138 A ARG 139 n 139 ARG 139 A PRO 140 n 140 PRO 140 A PHE 141 n 141 PHE 141 A GLN 142 n 142 GLN 142 A LEU 143 n 143 LEU 143 A TYR 144 n 144 TYR 144 A LYS 145 n 145 LYS 145 A GLY 146 n 146 GLY 146 A GLY 147 n 147 GLY 147 A ILE 148 n 148 ILE 148 A PHE 149 n 149 PHE 149 A GLU 150 n 150 GLU 150 A GLY 151 n 151 GLY 151 A PRO 152 n 152 PRO 152 A CYS 153 n 153 CYS 153 A GLY 154 n 154 GLY 154 A THR 155 n 155 THR 155 A LYS 156 n 156 LYS 156 A VAL 157 n 157 VAL 157 A GLU 158 n 158 GLU 158 A HIS 159 n 159 HIS 159 A ALA 160 n 160 ALA 160 A VAL 161 n 161 VAL 161 A THR 162 n 162 THR 162 A ALA 163 n 163 ALA 163 A VAL 164 n 164 VAL 164 A GLY 165 n 165 GLY 165 A TYR 166 n 166 TYR 166 A GLY 167 n 167 GLY 167 A LYS 168 n 168 LYS 168 A SER 169 n 169 SER 169 A GLY 170 n 170 GLY 170 A GLY 171 n 171 GLY 171 A LYS 172 n 172 LYS 172 A GLY 173 n 173 GLY 173 A TYR 174 n 174 TYR 174 A ILE 175 n 175 ILE 175 A LEU 176 n 176 LEU 176 A ILE 177 n 177 ILE 177 A LYS 178 n 178 LYS 178 A ASN 179 n 179 ASN 179 A SER 180 n 180 SER 180 A TRP 181 n 181 TRP 181 A GLY 182 n 182 GLY 182 A THR 183 n 183 THR 183 A ALA 184 n 184 ALA 184 A TRP 185 n 185 TRP 185 A GLY 186 n 186 GLY 186 A GLU 187 n 187 GLU 187 A LYS 188 n 188 LYS 188 A GLY 189 n 189 GLY 189 A TYR 190 n 190 TYR 190 A ILE 191 n 191 ILE 191 A ARG 192 n 192 ARG 192 A ILE 193 n 193 ILE 193 A LYS 194 n 194 LYS 194 A ARG 195 n 195 ARG 195 A ALA 196 n 196 ALA 196 A PRO 197 n 197 PRO 197 A GLY 198 n 198 GLY 198 A ASN 199 n 199 ASN 199 A SER 200 n 200 SER 200 A PRO 201 n 201 PRO 201 A GLY 202 n 202 GLY 202 A VAL 203 n 203 VAL 203 A CYS 204 n 204 CYS 204 A GLY 205 n 205 GLY 205 A LEU 206 n 206 LEU 206 A TYR 207 n 207 TYR 207 A LYS 208 n 208 LYS 208 A SER 209 n 209 SER 209 A SER 210 n 210 SER 210 A TYR 211 n 211 TYR 211 A TYR 212 n 212 TYR 212 A PRO 213 n 213 PRO 213 A THR 214 n 214 THR 214 A LYS 215 n 215 LYS 215 A ASN 216 n 216 ASN 216 A author_defined_assembly 1 monomeric 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 A O GLY 109 A O GLY 109 A N THR 214 A N THR 214 A O VAL 130 A O VAL 130 A N ALA 163 A N ALA 163 A O THR 162 A O THR 162 A N LYS 178 A N LYS 178 A O ILE 175 A O ILE 175 A N ILE 193 A N ILE 193 1 A GLU 158 -157.63 9.86 1 A SER 209 -168.68 102.56 10.15 ATOMS C13, C14, C15, N3, C16, N4 AND N5 OF E64 WERE NOT VISIBLE IN DENSITY BECAUSE OF THE HIGH MOBILITY OF THAT PART OF THE E-64 MOLECULE WHICH ACCOUNTS FOR THEIR HIGH TEMPERATURE FACTORS. 0.193 0.193 2.0 10.0 11858 1 2.0 2.0 10.0 94 1737 1 0 1642 0.012 1.740 25.56 1MEG 12010 0.06 1 3.5 86. data reduction DENZO model building X-PLOR refinement X-PLOR phasing X-PLOR CRYSTAL STRUCTURE OF A CARICAIN D158E MUTANT IN COMPLEX WITH E-64 1 N N 2 N N 3 N N 4 N N A CYS 25 A CYS 25 HELX_P A THR 42 A THR 42 1 1 18 A GLU 50 A GLU 50 HELX_P A CYS 56 A CYS 56 1 2 7 A GLY 62 A GLY 62 HELX_P A LYS 64 A LYS 64 5 3 3 A PRO 68 A PRO 68 HELX_P A ASN 78 A ASN 78 1 4 11 A GLU 118 A GLU 118 HELX_P A LYS 127 A LYS 127 1 5 10 A ARG 139 A ARG 139 HELX_P A GLN 142 A GLN 142 1 6 4 A VAL 203 A VAL 203 HELX_P A GLY 205 A GLY 205 5 7 3 disulf 2.032 A CYS 22 A SG CYS 22 1_555 A CYS 63 A SG CYS 63 1_555 disulf 2.025 A CYS 56 A SG CYS 56 1_555 A CYS 95 A SG CYS 95 1_555 disulf 2.027 A CYS 153 A SG CYS 153 1_555 A CYS 204 A SG CYS 204 1_555 covale 1.825 none A CYS 25 A SG CYS 25 1_555 A E64 217 B C2 E64 1_555 HYDROLASE CYSTEINE PROTEINASE, THIOL PROTEASE, HYDROLASE A GLY 151 A GLY 151 1 A PRO 152 A PRO 152 -3.81 PAPA3_CARPA UNP 1 1 P10056 MAMIPSISKLLFVAICLFVHMSVSFGDFSIVGYSQDDLTSTERLIQLFNSWMLNHNKFYENVDEKLYRFEIFKDNLNYID ETNKKNNSYWLGLNEFADLSNDEFNEKYVGSLIDATIEQSYDEEFINEDTVNLPENVDWRKKGAVTPVRHQGSCGSCWAF SAVATVEGINKIRTGKLVELSEQELVDCERRSHGCKGGYPPYALEYVAKNGIHLRSKYPYKAKQGTCRAKQVGGPIVKTS GVGRVQPNNEGNLLNAIAKQPVSVVVESKGRPFQLYKGGIFEGPCGTKVDHAVTAVGYGKSGGKGYILIKNSWGTAWGEK GYIRIKRAPGNSPGVCGLYKSSYYPTKN 133 348 1MEG 1 216 P10056 A 1 1 216 1 ASP engineered mutation GLU 158 1MEG A P10056 UNP 290 158 2 4 anti-parallel anti-parallel anti-parallel anti-parallel A GLY 109 A GLY 109 A ARG 112 A ARG 112 A TYR 211 A TYR 211 A THR 214 A THR 214 A VAL 130 A VAL 130 A VAL 134 A VAL 134 A HIS 159 A HIS 159 A SER 169 A SER 169 A LYS 172 A LYS 172 A LYS 178 A LYS 178 A TYR 190 A TYR 190 A LYS 194 A LYS 194 ACTIVE SITE. Unknown 2 BINDING SITE FOR RESIDUE E64 A 217 A E64 217 Software 12 BINDING SITE FOR RESIDUE EOH A 218 A EOH 218 Software 4 A CYS 25 A CYS 25 2 1_555 A HIS 159 A HIS 159 2 1_555 A GLN 19 A GLN 19 12 1_555 A GLY 23 A GLY 23 12 1_555 A SER 24 A SER 24 12 1_555 A CYS 25 A CYS 25 12 1_555 A TRP 26 A TRP 26 12 1_555 A GLY 65 A GLY 65 12 1_555 A GLY 66 A GLY 66 12 1_555 A TYR 67 A TYR 67 12 1_555 A VAL 133 A VAL 133 12 1_555 A GLU 158 A GLU 158 12 1_555 A HIS 159 A HIS 159 12 1_555 A HOH 310 D HOH 12 1_555 A HIS 18 A HIS 18 4 1_555 A GLY 20 A GLY 20 4 2_656 A ALA 90 A ALA 90 4 2_656 A HOH 312 D HOH 4 1_555 5 C 1 2 1