1LTA - Sequence, Chains, Asymmetric and Biological Units

• Title: 2.2 ANGSTROMS CRYSTAL STRUCTURE OF E. COLI HEAT-LABILE ENTER (LT) WITH BOUND GALACTOSE
• Keywords: ENTEROTOXIN
• Experiment: X-ray diffraction
• Number of Models: 1

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

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	HEAT-LABILE ENTEROTOXIN, SUBUNIT B	D	103	824	0
2	Protein	HEAT-LABILE ENTEROTOXIN, SUBUNIT B	E	103	824	0
3	Protein	HEAT-LABILE ENTEROTOXIN, SUBUNIT B	F	103	824	0
4	Protein	HEAT-LABILE ENTEROTOXIN, SUBUNIT B	G	103	824	0
5	Protein	HEAT-LABILE ENTEROTOXIN, SUBUNIT B	H	103	824	0
6	Protein	HEAT-LABILE ENTEROTOXIN, SUBUNIT A	A	188	1531	0
7	Protein	HEAT-LABILE ENTEROTOXIN, SUBUNIT A	C	45	384	0
8	Ligand	HEAT-LABILE ENTEROTOXIN, SUBUNIT B	D	1	0	12
9	Ligand	HEAT-LABILE ENTEROTOXIN, SUBUNIT B	E	1	0	12
10	Ligand	HEAT-LABILE ENTEROTOXIN, SUBUNIT B	F	1	0	12
11	Ligand	HEAT-LABILE ENTEROTOXIN, SUBUNIT B	G	1	0	12
12	Ligand	HEAT-LABILE ENTEROTOXIN, SUBUNIT B	H	1	0	12
13	Water			295	0	295
total				1048	6035	355

Proteins

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

Ligands

Unit 8	GAL 104
Unit 9	GAL 104
Unit 10	GAL 104
Unit 11	GAL 104
Unit 12	GAL 104