3BX1 - Sequence, Chains, Asymmetric and Biological Units

• Title: COMPLEX BETWEEN THE BARLEY ALPHA-AMYLASE/SUBTILISIN INHIBITOR AND THE SUBTILISIN SAVINASE
• Keywords: COMPLEX (PROTEINASE/INHIBITOR) ENZYME INHIBITION, SAVINASE, BARLEY ALPHA-AMYLASE/SUBTILISIN INHIBITOR, CALCIUM, HYDROLASE, METAL-BINDING, PROTEASE, SECRETED, SERINE PROTEASE, SPORULATION, ALPHA-AMYLASE INHIBITOR, PROTEASE INHIBITOR, SERINE PROTEASE INHIBITOR, HYDROLASE/HYDROLASE INHIBITOR COMPLEX
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	3BX1	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	SUBTILISIN SAVINASE	A	269	1880	0
2	Protein	SUBTILISIN SAVINASE	B	269	1880	0
3	Protein	ALPHA-AMYLASE/SUBTILISIN INHIBITOR	D	181	1403	0
4	Protein	ALPHA-AMYLASE/SUBTILISIN INHIBITOR	C	181	1403	0
5	Ligand	SUBTILISIN SAVINASE	A	15	0	15
6	Ligand	SUBTILISIN SAVINASE	B	9	0	9
7	Ligand	ALPHA-AMYLASE/SUBTILISIN INHIBITOR	D	4	0	4
8	Ligand	ALPHA-AMYLASE/SUBTILISIN INHIBITOR	C	6	0	6
9	Water			574	0	574
total				1508	6566	608

Proteins

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

Ligands

Unit 5	CA 276 CL 277 CL 278 CL 279 CL 280 CL 281 CL 282 CL 283 CL 284 CL 285 CL 286 CL 287 NA 288 NA 289 NA 290
Unit 6	CA 276 CL 277 CL 278 CL 279 CL 280 CL 281 CL 282 NA 283 NA 284
Unit 7	CA 182 CL 183 CL 184 CL 185
Unit 8	CA 182 CL 183 CL 184 CL 185 CL 186 NA 187