3K2Z - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF A LEXA PROTEIN FROM THERMOTOGA MARITIMA
• Keywords: WINGED HELIX-TURN-HELIX, REPRESSOR, LEXA, SOS SYSTEM, AUTOCA CLEAVAGE, DNA DAMAGE, DNA REPAIR, DNA REPLICATION, DNA-BIND HYDROLASE, SOS RESPONSE, TRANSCRIPTION, TRANSCRIPTION REGUL
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	3K2Z	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	LEXA REPRESSOR	A	192	1568	0
2	Protein	LEXA REPRESSOR	B	195	1589	0
3	Ligand	LEXA REPRESSOR	B	1	0	6
4	Water			378	0	378
total				766	3157	384

Proteins

Unit 1

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

Unit 2

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

Ligands

Unit 3

GOL 500