1LK1 - Sequence, Chains, Asymmetric and Biological Units

• Title: MODEL OF THE ACETYLCHOLINE RECEPTOR EXTRACELLULAR DOMAIN IN COMPLEX WITH TWO ALPHA-BUNGAROTOXIN MOLECULES
• Keywords: ACETYLCHOLINE RECEPTOR, ACETYLCHOLINE BINDING PROTEIN, ALPHA-BUNGAROTOXIN, A-BTX, BUNGAROTOXIN, MODEL
• Experiment: theoretical model
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1LK1	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	ACETYLCHOLINE RECEPTOR PROTEIN, ALPHA CHAIN	A	210	3454	0
2	Protein	ACETYLCHOLINE RECEPTOR PROTEIN, DELTA CHAIN	B	224	3665	0
3	Protein	ALPHA-BUNGAROTOXIN	C	74	1082	0
4	Protein	ACETYLCHOLINE RECEPTOR PROTEIN, GAMMA CHAIN	D	218	3573	0
5	Protein	ACETYLCHOLINE RECEPTOR PROTEIN, ALPHA CHAIN	E	210	3454	0
6	Protein	ALPHA-BUNGAROTOXIN	F	74	1082	0
7	Protein	ACETYLCHOLINE RECEPTOR PROTEIN, BETA CHAIN	G	216	3491	0
total				1226	19801	0

Proteins

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