2XGX - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF TRANSCRIPTION FACTOR NTCA FROM SYNECHOCOCCUS ELONGATUS (MERCURY DERIVATIVE)
• Keywords: NITROGEN ASSIMILATION, TRANSCRIPTION, CRP/FNR SUPERFAMILY, CYANOBACTERIA, 2-OXOGLUTARATE
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	2XGX	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	GLOBAL NITROGEN REGULATOR	A	212	1653	0
2	Protein	GLOBAL NITROGEN REGULATOR	B	213	1649	0
3	Ligand	GLOBAL NITROGEN REGULATOR	A	3	0	25
4	Ligand	GLOBAL NITROGEN REGULATOR	B	2	0	11
5	Water			9	0	9
total				439	3302	45

Proteins

Unit 1

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

Unit 2

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

Ligands

Unit 3	AKG 519 HG 801 BTB 1223
Unit 4	AKG 519 HG 801