0.017717 0.000000 0.005692 -0.000000 0.019282 0.000000 0.000000 -0.000000 0.022597 0.00000 0.00000 0.00000 Legler, P.M. Lam, A. Hol, W.G.J. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.00 107.81 90.00 56.444 51.863 46.481 C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking C3 H7 N O2 S 121.158 y CYSTEINE L-peptide linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking H2 O 18.015 WATER non-polymer C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking C5 H11 N O2 S 149.211 y METHIONINE L-peptide linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking C4 H9 N O3 119.119 y THREONINE L-peptide linking C11 H12 N2 O2 204.225 y TRYPTOPHAN L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking N 1 N N N 2 S C N 3 N C N 4 N O N 5 N C N 6 N O N 7 N H N 8 N H N 9 N H N 10 N H N 11 N H N 12 N H N 13 N H N 14 N N N 15 S C N 16 N C N 17 N O N 18 N C N 19 N C N 20 N C N 21 N N N 22 N C N 23 N N N 24 N N N 25 N O N 26 N H N 27 N H N 28 N H N 29 N H N 30 N H N 31 N H N 32 N H N 33 N H N 34 N H N 35 N H N 36 N H N 37 N H N 38 N H N 39 N H N 40 N H N 41 N N N 42 S C N 43 N C N 44 N O N 45 N C N 46 N C N 47 N O N 48 N N N 49 N O N 50 N H N 51 N H N 52 N H N 53 N H N 54 N H N 55 N H N 56 N H N 57 N H N 58 N N N 59 S C N 60 N C N 61 N O N 62 N C N 63 N C N 64 N O N 65 N O N 66 N O N 67 N H N 68 N H N 69 N H N 70 N H N 71 N H N 72 N H N 73 N H N 74 N N N 75 R C N 76 N C N 77 N O N 78 N C N 79 N S N 80 N O N 81 N H N 82 N H N 83 N H N 84 N H N 85 N H N 86 N H N 87 N H N 88 N N N 89 S C N 90 N C N 91 N O N 92 N C N 93 N C N 94 N C N 95 N O N 96 N N N 97 N O N 98 N H N 99 N H N 100 N H N 101 N H N 102 N H N 103 N H N 104 N H N 105 N H N 106 N H N 107 N H N 108 N N N 109 S C N 110 N C N 111 N O N 112 N C N 113 N C N 114 N C N 115 N O N 116 N O N 117 N O N 118 N H N 119 N H N 120 N H N 121 N H N 122 N H N 123 N H N 124 N H N 125 N H N 126 N H N 127 N N N 128 N C N 129 N C N 130 N O N 131 N O N 132 N H N 133 N H N 134 N H N 135 N H N 136 N H N 137 N N N 138 S C N 139 N C N 140 N O N 141 N C Y 142 N C Y 143 N N Y 144 N C Y 145 N C Y 146 N N N 147 N O N 148 N H N 149 N H N 150 N H N 151 N H N 152 N H N 153 N H N 154 N H N 155 N H N 156 N H N 157 N H N 158 N O N 159 N H N 160 N H N 161 N N N 162 S C N 163 N C N 164 N O N 165 S C N 166 N C N 167 N C N 168 N C N 169 N O N 170 N H N 171 N H N 172 N H N 173 N H N 174 N H N 175 N H N 176 N H N 177 N H N 178 N H N 179 N H N 180 N H N 181 N H N 182 N H N 183 N N N 184 S C N 185 N C N 186 N O N 187 N C N 188 N C N 189 N C N 190 N C N 191 N O N 192 N H N 193 N H N 194 N H N 195 N H N 196 N H N 197 N H N 198 N H N 199 N H N 200 N H N 201 N H N 202 N H N 203 N H N 204 N H N 205 N N N 206 S C N 207 N C N 208 N O N 209 N C N 210 N C N 211 N C N 212 N C N 213 N N N 214 N O N 215 N H N 216 N H N 217 N H N 218 N H N 219 N H N 220 N H N 221 N H N 222 N H N 223 N H N 224 N H N 225 N H N 226 N H N 227 N H N 228 N H N 229 N H N 230 N N N 231 S C N 232 N C N 233 N O N 234 N C N 235 N C N 236 N S N 237 N C N 238 N O N 239 N H N 240 N H N 241 N H N 242 N H N 243 N H N 244 N H N 245 N H N 246 N H N 247 N H N 248 N H N 249 N H N 250 N N N 251 S C N 252 N C N 253 N O N 254 N C Y 255 N C Y 256 N C Y 257 N C Y 258 N C Y 259 N C Y 260 N C N 261 N O N 262 N H N 263 N H N 264 N H N 265 N H N 266 N H N 267 N H N 268 N H N 269 N H N 270 N H N 271 N H N 272 N H N 273 N N N 274 S C N 275 N C N 276 N O N 277 N C N 278 N C N 279 N C N 280 N O N 281 N H N 282 N H N 283 N H N 284 N H N 285 N H N 286 N H N 287 N H N 288 N H N 289 N H N 290 N N N 291 S C N 292 N C N 293 N O N 294 N C N 295 N O N 296 N O N 297 N H N 298 N H N 299 N H N 300 N H N 301 N H N 302 N H N 303 N H N 304 N N N 305 S C N 306 N C N 307 N O N 308 R C N 309 N O N 310 N C N 311 N O N 312 N H N 313 N H N 314 N H N 315 N H N 316 N H N 317 N H N 318 N H N 319 N H N 320 N H N 321 N N N 322 S C N 323 N C N 324 N O N 325 N C Y 326 N C Y 327 N C Y 328 N C Y 329 N N Y 330 N C Y 331 N C Y 332 N C Y 333 N C Y 334 N C N 335 N O N 336 N H N 337 N H N 338 N H N 339 N H N 340 N H N 341 N H N 342 N H N 343 N H N 344 N H N 345 N H N 346 N H N 347 N H N 348 N N N 349 S C N 350 N C N 351 N O N 352 N C Y 353 N C Y 354 N C Y 355 N C Y 356 N C Y 357 N C Y 358 N C N 359 N O N 360 N O N 361 N H N 362 N H N 363 N H N 364 N H N 365 N H N 366 N H N 367 N H N 368 N H N 369 N H N 370 N H N 371 N H N 372 N N N 373 S C N 374 N C N 375 N O N 376 N C N 377 N C N 378 N C N 379 N O N 380 N H N 381 N H N 382 N H N 383 N H N 384 N H N 385 N H N 386 N H N 387 N H N 388 N H N 389 N H N 390 N H N 1 N sing N 2 N sing N 3 N sing N 4 N sing N 5 N sing N 6 N sing N 7 N doub N 8 N sing N 9 N sing N 10 N sing N 11 N sing N 12 N sing N 13 N sing N 14 N sing N 15 N sing N 16 N sing N 17 N sing N 18 N sing N 19 N doub N 20 N sing N 21 N sing N 22 N sing N 23 N sing N 24 N sing N 25 N sing N 26 N sing N 27 N sing N 28 N sing N 29 N sing N 30 N sing N 31 N sing N 32 N sing N 33 N doub N 34 N sing N 35 N sing N 36 N sing N 37 N sing N 38 N sing N 39 N sing N 40 N sing N 41 N sing N 42 N sing N 43 N sing N 44 N sing N 45 N doub N 46 N sing N 47 N sing N 48 N sing N 49 N sing N 50 N doub N 51 N sing N 52 N sing N 53 N sing N 54 N sing N 55 N sing N 56 N sing N 57 N sing N 58 N sing N 59 N sing N 60 N sing N 61 N doub N 62 N sing N 63 N sing N 64 N sing N 65 N sing N 66 N doub N 67 N sing N 68 N sing N 69 N sing N 70 N sing N 71 N sing N 72 N sing N 73 N sing N 74 N sing N 75 N sing N 76 N doub N 77 N sing N 78 N sing N 79 N sing N 80 N sing N 81 N sing N 82 N sing N 83 N sing N 84 N sing N 85 N sing N 86 N sing N 87 N sing N 88 N sing N 89 N doub N 90 N sing N 91 N sing N 92 N sing N 93 N sing N 94 N sing N 95 N sing N 96 N sing N 97 N doub N 98 N sing N 99 N sing N 100 N sing N 101 N sing N 102 N sing N 103 N sing N 104 N sing N 105 N sing N 106 N sing N 107 N sing N 108 N doub N 109 N sing N 110 N sing N 111 N sing N 112 N sing N 113 N sing N 114 N sing N 115 N sing N 116 N doub N 117 N sing N 118 N sing N 119 N sing N 120 N sing N 121 N sing N 122 N sing N 123 N sing N 124 N sing N 125 N sing N 126 N doub N 127 N sing N 128 N sing N 129 N sing N 130 N sing N 131 N sing N 132 N sing N 133 N sing N 134 N sing N 135 N doub N 136 N sing N 137 N sing N 138 N sing N 139 N sing Y 140 N sing Y 141 N doub Y 142 N doub N 143 N sing Y 144 N sing N 145 N sing Y 146 N sing N 147 N sing N 148 N sing N 149 N sing N 150 N sing N 151 N sing N 152 N sing N 153 N sing N 154 N sing N 155 N sing N 156 N sing N 157 N sing N 158 N doub N 159 N sing N 160 N sing N 161 N sing N 162 N sing N 163 N sing N 164 N sing N 165 N sing N 166 N sing N 167 N sing N 168 N sing N 169 N sing N 170 N sing N 171 N sing N 172 N sing N 173 N sing N 174 N sing N 175 N sing N 176 N sing N 177 N sing N 178 N sing N 179 N doub N 180 N sing N 181 N sing N 182 N sing N 183 N sing N 184 N sing N 185 N sing N 186 N sing N 187 N sing N 188 N sing N 189 N sing N 190 N sing N 191 N sing N 192 N sing N 193 N sing N 194 N sing N 195 N sing N 196 N sing N 197 N sing N 198 N sing N 199 N sing N 200 N doub N 201 N sing N 202 N sing N 203 N sing N 204 N sing N 205 N sing N 206 N sing N 207 N sing N 208 N sing N 209 N sing N 210 N sing N 211 N sing N 212 N sing N 213 N sing N 214 N sing N 215 N sing N 216 N sing N 217 N sing N 218 N sing N 219 N sing N 220 N sing N 221 N sing N 222 N sing N 223 N sing N 224 N doub N 225 N sing N 226 N sing N 227 N sing N 228 N sing N 229 N sing N 230 N sing N 231 N sing N 232 N sing N 233 N sing N 234 N sing N 235 N sing N 236 N sing N 237 N sing N 238 N sing N 239 N sing N 240 N sing N 241 N sing N 242 N sing N 243 N doub N 244 N sing N 245 N sing N 246 N sing N 247 N sing Y 248 N doub Y 249 N sing Y 250 N sing N 251 N sing Y 252 N doub N 253 N sing Y 254 N doub N 255 N sing Y 256 N sing N 257 N sing N 258 N sing N 259 N sing N 260 N sing N 261 N sing N 262 N sing N 263 N sing N 264 N sing N 265 N sing N 266 N doub N 267 N sing N 268 N sing N 269 N sing N 270 N sing N 271 N sing N 272 N sing N 273 N sing N 274 N sing N 275 N sing N 276 N sing N 277 N sing N 278 N sing N 279 N sing N 280 N sing N 281 N sing N 282 N sing N 283 N doub N 284 N sing N 285 N sing N 286 N sing N 287 N sing N 288 N sing N 289 N sing N 290 N sing N 291 N sing N 292 N sing N 293 N sing N 294 N sing N 295 N sing N 296 N doub N 297 N sing N 298 N sing N 299 N sing N 300 N sing N 301 N sing N 302 N sing N 303 N sing N 304 N sing N 305 N sing N 306 N sing N 307 N sing N 308 N sing N 309 N sing N 310 N sing N 311 N sing N 312 N doub N 313 N sing N 314 N sing N 315 N sing N 316 N sing Y 317 N doub Y 318 N sing Y 319 N sing N 320 N sing Y 321 N doub Y 322 N sing Y 323 N sing N 324 N sing Y 325 N sing Y 326 N doub N 327 N sing Y 328 N doub N 329 N sing Y 330 N sing N 331 N sing N 332 N sing N 333 N sing N 334 N sing N 335 N sing N 336 N sing N 337 N sing N 338 N sing N 339 N sing N 340 N doub N 341 N sing N 342 N sing N 343 N sing N 344 N sing Y 345 N doub Y 346 N sing Y 347 N sing N 348 N sing Y 349 N doub N 350 N sing Y 351 N doub N 352 N sing Y 353 N sing N 354 N sing N 355 N sing N 356 N sing N 357 N sing N 358 N sing N 359 N sing N 360 N sing N 361 N sing N 362 N sing N 363 N sing N 364 N doub N 365 N sing N 366 N sing N 367 N sing N 368 N sing N 369 N sing N 370 N sing N 371 N sing N 372 N sing N 373 N sing N 374 N sing N 375 N sing DK Acta Crystallogr.,Sect.F 1744-3091 69 90 93 10.1107/S1744309112050750 23385744 Structure of a low-melting-temperature anti-cholera toxin: llama V(H)H domain. 2013 10.2210/pdb4idl/pdb pdb_00004idl 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 100 1 CCD 2007-11-16 RIGAKU SATURN 944 VariMax HF (Osmic) Monochromator SINGLE WAVELENGTH M x-ray 1 1.54 1.0 1.54 ROTATING ANODE RIGAKU MICROMAX-007 HF 14895.435 Single Domain Antibody VHH A9 1 man polymer 18.015 water 59 nat water no no MAKVQLQQSGGGAVQTGGSLKLTCLASGNTASIRAMGWYRRAPGKQREWVASLTTTGTADYGDFVKGRFTISRDNANNAA TLQMDSLKPEDTAVYYCNADGRRFDGARWREYESWGQGTQVTISSAAALEHHHHHH MAKVQLQQSGGGAVQTGGSLKLTCLASGNTASIRAMGWYRRAPGKQREWVASLTTTGTADYGDFVKGRFTISRDNANNAA TLQMDSLKPEDTAVYYCNADGRRFDGARWREYESWGQGTQVTISSAAALEHHHHHH A polypeptide(L) n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n VHH domain from Naive Semi-synthetic (Llama) Library, Periplasmic Expression sample 9844 Lama glama 562 Escherichia coli BL21(DE3) plasmid pET22 1 2.42 49.07 VAPOR DIFFUSION, SITTING DROP 4.5 Hampton Research Index 8 (0.1 M Sodium Acetate Trihydrate pH 4.5, 3.0 M NaCl), VAPOR DIFFUSION, SITTING DROP chem_comp_atom chem_comp_bond database_2 pdbx_initial_refinement_model repository Initial release Database references Data collection Database references Refinement description 1 0 2013-02-13 1 1 2013-02-20 1 2 2023-09-20 _database_2.pdbx_DOI _database_2.pdbx_database_accession RCSB Y RCSB 2012-12-12 REL REL HOH water 3CFI PDB ENTRY 3CFI PDB experimental model HOH 1 2 HOH HOH 201 A HOH 2 2 HOH HOH 202 A HOH 3 2 HOH HOH 203 A HOH 4 2 HOH HOH 204 A HOH 5 2 HOH HOH 205 A HOH 6 2 HOH HOH 206 A HOH 7 2 HOH HOH 207 A HOH 8 2 HOH HOH 208 A HOH 9 2 HOH HOH 209 A HOH 10 2 HOH HOH 210 A HOH 11 2 HOH HOH 211 A HOH 12 2 HOH HOH 212 A HOH 13 2 HOH HOH 213 A HOH 14 2 HOH HOH 214 A HOH 16 2 HOH HOH 215 A HOH 17 2 HOH HOH 216 A HOH 18 2 HOH HOH 217 A HOH 19 2 HOH HOH 218 A HOH 20 2 HOH HOH 219 A HOH 21 2 HOH HOH 220 A HOH 22 2 HOH HOH 221 A HOH 23 2 HOH HOH 222 A HOH 24 2 HOH HOH 223 A HOH 25 2 HOH HOH 224 A HOH 26 2 HOH HOH 225 A HOH 27 2 HOH HOH 226 A HOH 28 2 HOH HOH 227 A HOH 29 2 HOH HOH 228 A HOH 30 2 HOH HOH 229 A HOH 31 2 HOH HOH 230 A HOH 32 2 HOH HOH 231 A HOH 34 2 HOH HOH 232 A HOH 35 2 HOH HOH 233 A HOH 36 2 HOH HOH 234 A HOH 37 2 HOH HOH 235 A HOH 38 2 HOH HOH 236 A HOH 39 2 HOH HOH 237 A HOH 40 2 HOH HOH 238 A HOH 41 2 HOH HOH 239 A HOH 42 2 HOH HOH 240 A HOH 43 2 HOH HOH 241 A HOH 44 2 HOH HOH 242 A HOH 45 2 HOH HOH 243 A HOH 46 2 HOH HOH 244 A HOH 47 2 HOH HOH 245 A HOH 48 2 HOH HOH 246 A HOH 49 2 HOH HOH 247 A HOH 50 2 HOH HOH 248 A HOH 51 2 HOH HOH 249 A HOH 52 2 HOH HOH 250 A HOH 53 2 HOH HOH 251 A HOH 54 2 HOH HOH 252 A HOH 55 2 HOH HOH 253 A HOH 56 2 HOH HOH 254 A HOH 57 2 HOH HOH 255 A HOH 58 2 HOH HOH 256 A HOH 59 2 HOH HOH 257 A HOH 60 2 HOH HOH 258 A HOH 61 2 HOH HOH 259 A n 1 -1 A n 2 0 A LYS 1 n 3 LYS 1 A VAL 2 n 4 VAL 2 A GLN 3 n 5 GLN 3 A LEU 4 n 6 LEU 4 A GLN 5 n 7 GLN 5 A GLN 6 n 8 GLN 6 A SER 7 n 9 SER 7 A GLY 8 n 10 GLY 8 A GLY 9 n 11 GLY 9 A GLY 10 n 12 GLY 10 A ALA 11 n 13 ALA 11 A VAL 12 n 14 VAL 12 A GLN 13 n 15 GLN 13 A THR 14 n 16 THR 14 A GLY 15 n 17 GLY 15 A GLY 16 n 18 GLY 16 A SER 17 n 19 SER 17 A LEU 18 n 20 LEU 18 A LYS 19 n 21 LYS 19 A LEU 20 n 22 LEU 20 A THR 21 n 23 THR 21 A CYS 22 n 24 CYS 22 A LEU 23 n 25 LEU 23 A ALA 24 n 26 ALA 24 A SER 25 n 27 SER 25 A GLY 26 n 28 GLY 26 A ASN 27 n 29 ASN 27 A THR 28 n 30 THR 28 A ALA 29 n 31 ALA 29 A SER 30 n 32 SER 30 A ILE 31 n 33 ILE 31 A ARG 32 n 34 ARG 32 A ALA 33 n 35 ALA 33 A MET 34 n 36 MET 34 A GLY 35 n 37 GLY 35 A TRP 36 n 38 TRP 36 A TYR 37 n 39 TYR 37 A ARG 38 n 40 ARG 38 A ARG 39 n 41 ARG 39 A ALA 40 n 42 ALA 40 A PRO 41 n 43 PRO 41 A GLY 42 n 44 GLY 42 A LYS 43 n 45 LYS 43 A GLN 44 n 46 GLN 44 A ARG 45 n 47 ARG 45 A GLU 46 n 48 GLU 46 A TRP 47 n 49 TRP 47 A VAL 48 n 50 VAL 48 A ALA 49 n 51 ALA 49 A SER 50 n 52 SER 50 A LEU 51 n 53 LEU 51 A THR 52 n 54 THR 52 A THR 53 n 55 THR 53 A THR 54 n 56 THR 54 A GLY 55 n 57 GLY 55 A THR 56 n 58 THR 56 A ALA 57 n 59 ALA 57 A ASP 58 n 60 ASP 58 A TYR 59 n 61 TYR 59 A GLY 60 n 62 GLY 60 A ASP 61 n 63 ASP 61 A PHE 62 n 64 PHE 62 A VAL 63 n 65 VAL 63 A LYS 64 n 66 LYS 64 A GLY 65 n 67 GLY 65 A ARG 66 n 68 ARG 66 A PHE 67 n 69 PHE 67 A THR 68 n 70 THR 68 A ILE 69 n 71 ILE 69 A SER 70 n 72 SER 70 A ARG 71 n 73 ARG 71 A ASP 72 n 74 ASP 72 A ASN 73 n 75 ASN 73 A ALA 74 n 76 ALA 74 A ASN 75 n 77 ASN 75 A ASN 76 n 78 ASN 76 A ALA 77 n 79 ALA 77 A ALA 78 n 80 ALA 78 A THR 79 n 81 THR 79 A LEU 80 n 82 LEU 80 A GLN 81 n 83 GLN 81 A MET 82 n 84 MET 82 A ASP 83 n 85 ASP 83 A SER 84 n 86 SER 84 A LEU 85 n 87 LEU 85 A LYS 86 n 88 LYS 86 A PRO 87 n 89 PRO 87 A GLU 88 n 90 GLU 88 A ASP 89 n 91 ASP 89 A THR 90 n 92 THR 90 A ALA 91 n 93 ALA 91 A VAL 92 n 94 VAL 92 A TYR 93 n 95 TYR 93 A TYR 94 n 96 TYR 94 A CYS 95 n 97 CYS 95 A ASN 96 n 98 ASN 96 A ALA 97 n 99 ALA 97 A ASP 98 n 100 ASP 98 A GLY 99 n 101 GLY 99 A ARG 100 n 102 ARG 100 A ARG 101 n 103 ARG 101 A PHE 102 n 104 PHE 102 A ASP 103 n 105 ASP 103 A GLY 104 n 106 GLY 104 A ALA 105 n 107 ALA 105 A ARG 106 n 108 ARG 106 A TRP 107 n 109 TRP 107 A ARG 108 n 110 ARG 108 A GLU 109 n 111 GLU 109 A TYR 110 n 112 TYR 110 A GLU 111 n 113 GLU 111 A SER 112 n 114 SER 112 A TRP 113 n 115 TRP 113 A GLY 114 n 116 GLY 114 A GLN 115 n 117 GLN 115 A GLY 116 n 118 GLY 116 A THR 117 n 119 THR 117 A GLN 118 n 120 GLN 118 A VAL 119 n 121 VAL 119 A THR 120 n 122 THR 120 A ILE 121 n 123 ILE 121 A SER 122 n 124 SER 122 A SER 123 n 125 SER 123 A n 126 124 A n 127 125 A n 128 126 A n 129 127 A n 130 128 A n 131 129 A n 132 130 A n 133 131 A n 134 132 A n 135 133 A n 136 134 A author_and_software_defined_assembly PISA 1 monomeric 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 A N GLN 5 A N GLN 7 A O LEU 23 A O LEU 25 A N LEU 18 A N LEU 20 A O MET 82 A O MET 84 A O GLN 81 A O GLN 83 A N THR 68 A N THR 70 A N VAL 12 A N VAL 14 A O THR 120 A O THR 122 A O THR 117 A O THR 119 A N TYR 93 A N TYR 95 A O ASP 98 A O ASP 100 A N ARG 32 A N ARG 34 A N ARG 38 A N ARG 40 A O GLU 46 A O GLU 48 A N SER 50 A N SER 52 A O ASP 58 A O ASP 60 A N VAL 12 A N VAL 14 A O THR 120 A O THR 122 A O THR 117 A O THR 119 A N TYR 93 A N TYR 95 A N ARG 101 A N ARG 103 A O ARG 108 A O ARG 110 1 A MET -1 A MET 1 1 Y 1 A ALA 0 A ALA 2 1 Y 1 A ALA 124 A ALA 126 1 Y 1 A ALA 125 A ALA 127 1 Y 1 A ALA 126 A ALA 128 1 Y 1 A LEU 127 A LEU 129 1 Y 1 A GLU 128 A GLU 130 1 Y 1 A HIS 129 A HIS 131 1 Y 1 A HIS 130 A HIS 132 1 Y 1 A HIS 131 A HIS 133 1 Y 1 A HIS 132 A HIS 134 1 Y 1 A HIS 133 A HIS 135 1 Y 1 A HIS 134 A HIS 136 1 Y 1 A ASN 76 38.65 57.65 1 A ALA 105 -131.55 -38.85 18.895 0.05 0.00 -0.03 0.10 0.00 -0.17 0.930 0.937 HYDROGENS HAVE BEEN USED IF PRESENT IN THE INPUT 0.22180 0.20591 0.20668 2.09 26.87 349 7235 4.6 98.92 RANDOM 1 THROUGHOUT MOLECULAR REPLACEMENT 0.244 0.176 0.80 0.80 1.20 PDB ENTRY 3CFI MAXIMUM LIKELIHOOD MASK 2.09 26.87 59 1000 0 0 941 0.010 0.019 959 1.092 1.919 1296 5.273 5.000 122 38.291 23.043 46 12.327 15.000 154 23.817 15.000 10 0.064 0.200 136 0.004 0.020 743 0.293 0.223 2.144 21 482 20 86.72 2.09 26.87 4IDL 7796 7586 0.0 -3.0 .065 .065 1 20.8 3.6 98.7 .185 2.09 2.16 5.92 696 .185 1 3.2 87.0 data collection CrystalClear phasing AMoRE refinement REFMAC 5.6.0117 data reduction HKL-2000 data scaling SCALEPACK Low melting temperature Anti-Cholera Toxin Llama VHH domain 1 N N 2 N N A LYS 86 A LYS 88 HELX_P A THR 90 A THR 92 5 1 5 disulf 2.000 A CYS 22 A SG CYS 24 1_555 A CYS 95 A SG CYS 97 1_555 IMMUNE SYSTEM v-type immunoglobin fold, Antibody, Cholera Toxin, IMMUNE SYSTEM, Single domain Antibody 4IDL PDB 1 4IDL MAKVQLQQSGGGAVQTGGSLKLTCLASGNTASIRAMGWYRRAPGKQREWVASLTTTGTADYGDFVKGRFTISRDNANNAA TLQMDSLKPEDTAVYYCNADGRRFDGARWREYESWGQGTQVTISSAAALEHHHHHH -1 134 4IDL -1 134 4IDL A 1 1 136 4 6 4 anti-parallel anti-parallel anti-parallel parallel anti-parallel anti-parallel anti-parallel anti-parallel parallel anti-parallel anti-parallel A VAL 2 A VAL 4 A SER 7 A SER 9 A LEU 18 A LEU 20 A GLY 26 A GLY 28 A ALA 77 A ALA 79 A MET 82 A MET 84 A PHE 67 A PHE 69 A ASP 72 A ASP 74 A GLY 10 A GLY 12 A GLN 13 A GLN 15 A THR 117 A THR 119 A SER 122 A SER 124 A ALA 91 A ALA 93 A PHE 102 A PHE 104 A ILE 31 A ILE 33 A ARG 39 A ARG 41 A GLU 46 A GLU 48 A THR 52 A THR 54 A ALA 57 A ALA 59 A TYR 59 A TYR 61 A GLY 10 A GLY 12 A GLN 13 A GLN 15 A THR 117 A THR 119 A SER 122 A SER 124 A ALA 91 A ALA 93 A PHE 102 A PHE 104 A TRP 107 A TRP 109 A TRP 113 A TRP 115 5 C 1 2 1