1X9Q - Sequence, Chains, Asymmetric and Biological Units

• Title: 4M5.3 ANTI-FLUORESCEIN SINGLE CHAIN ANTIBODY FRAGMENT (SCFV)
• Keywords: VERY HIGH AFFINITY, ANTIBODY BINDING, ELECTROSTATICS, DIRECT EVOLUTION, SINGLE CHAIN ANTIBODY, IMMUNE SYSTEM
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1X9Q	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein		A	231	1787	0
2	Ligand		A	6	0	44
3	Water			233	0	233
total				470	1787	277

Proteins

Unit 1

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

Ligands

Unit 2

FLU 1341 ACT 1474 ACT 1475 ACT 1476 ACT 1477 ACT 1478