0.019372 0.011184 0.000000 0.000000 0.022368 0.000000 0.000000 0.000000 0.008971 0.00000 0.00000 0.00000 Wong, M.V. Jiang, S. Palasingam, P. Kolatkar, P.R. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 12 90.00 90.00 120.00 51.622 51.622 111.474 C2 H3 O2 -1 59.044 ACETATE ION non-polymer 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 K 1 39.098 POTASSIUM ION non-polymer 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 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 C N 2 N O N 3 N O N 4 N C N 5 N H N 6 N H N 7 N H N 8 N N N 9 S C N 10 N C N 11 N O N 12 N C N 13 N O N 14 N H N 15 N H N 16 N H N 17 N H N 18 N H N 19 N H N 20 N H N 21 N N N 22 S C N 23 N C N 24 N O N 25 N C N 26 N C N 27 N C N 28 N N N 29 N C N 30 N N N 31 N N N 32 N O 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 H N 42 N H N 43 N H N 44 N H N 45 N H N 46 N H N 47 N H N 48 N N N 49 S C N 50 N C N 51 N O N 52 N C N 53 N C N 54 N O N 55 N N N 56 N O N 57 N H N 58 N H N 59 N H N 60 N H N 61 N H N 62 N H N 63 N H N 64 N H N 65 N N N 66 S C N 67 N C N 68 N O N 69 N C N 70 N C N 71 N O N 72 N O N 73 N O N 74 N H N 75 N H N 76 N H N 77 N H N 78 N H N 79 N H N 80 N H N 81 N N N 82 R C N 83 N C N 84 N O N 85 N C N 86 N S N 87 N O N 88 N H N 89 N H N 90 N H N 91 N H N 92 N H N 93 N H N 94 N H N 95 N N N 96 S C N 97 N C N 98 N O N 99 N C N 100 N C N 101 N C N 102 N O N 103 N N N 104 N O N 105 N H N 106 N H N 107 N H N 108 N H N 109 N H N 110 N H N 111 N H N 112 N H N 113 N H N 114 N H N 115 N N N 116 S C N 117 N C N 118 N O N 119 N C N 120 N C N 121 N C N 122 N O N 123 N O N 124 N O N 125 N H N 126 N H N 127 N H N 128 N H N 129 N H N 130 N H N 131 N H N 132 N H N 133 N H N 134 N N N 135 N C N 136 N C N 137 N O N 138 N O N 139 N H N 140 N H N 141 N H N 142 N H N 143 N H N 144 N N N 145 S C N 146 N C N 147 N O N 148 N C Y 149 N C Y 150 N N Y 151 N C Y 152 N C Y 153 N N N 154 N O N 155 N H N 156 N H N 157 N H N 158 N H N 159 N H N 160 N H N 161 N H N 162 N H N 163 N H N 164 N H N 165 N O N 166 N H N 167 N H N 168 N N N 169 S C N 170 N C N 171 N O N 172 S C N 173 N C N 174 N C N 175 N C N 176 N O 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 H N 184 N H N 185 N H N 186 N H N 187 N H N 188 N H N 189 N H N 190 N K N 191 N N N 192 S C N 193 N C N 194 N O N 195 N C N 196 N C N 197 N C N 198 N C N 199 N O N 200 N H N 201 N H N 202 N H N 203 N H N 204 N H N 205 N H N 206 N H N 207 N H N 208 N H N 209 N H N 210 N H N 211 N H N 212 N H N 213 N N N 214 S C N 215 N C N 216 N O N 217 N C N 218 N C N 219 N C N 220 N C N 221 N N N 222 N O 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 H N 231 N H N 232 N H N 233 N H N 234 N H N 235 N H N 236 N H N 237 N H N 238 N N N 239 S C N 240 N C N 241 N O N 242 N C N 243 N C N 244 N S N 245 N C N 246 N O N 247 N H N 248 N H N 249 N H N 250 N H N 251 N H N 252 N H N 253 N H N 254 N H N 255 N H N 256 N H N 257 N H N 258 N N N 259 S C N 260 N C N 261 N O N 262 N C Y 263 N C Y 264 N C Y 265 N C Y 266 N C Y 267 N C Y 268 N C N 269 N O N 270 N H N 271 N H N 272 N H N 273 N H N 274 N H N 275 N H N 276 N H N 277 N H N 278 N H N 279 N H N 280 N H N 281 N N N 282 S C N 283 N C N 284 N O N 285 N C N 286 N C N 287 N C N 288 N O N 289 N H N 290 N H N 291 N H N 292 N H N 293 N H N 294 N H N 295 N H N 296 N H N 297 N H N 298 N N N 299 S C N 300 N C N 301 N O N 302 N C N 303 N O N 304 N O N 305 N H N 306 N H N 307 N H N 308 N H N 309 N H N 310 N H N 311 N H N 312 N N N 313 S C N 314 N C N 315 N O N 316 R C N 317 N O N 318 N C N 319 N O N 320 N H N 321 N H N 322 N H N 323 N H N 324 N H N 325 N H N 326 N H N 327 N H N 328 N H N 329 N N N 330 S C N 331 N C N 332 N O N 333 N C Y 334 N C Y 335 N C Y 336 N C Y 337 N C Y 338 N C Y 339 N C N 340 N O N 341 N O 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 H N 349 N H N 350 N H N 351 N H N 352 N H N 353 N N N 354 S C N 355 N C N 356 N O N 357 N C N 358 N C N 359 N C 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 1 N doub N 2 N sing N 3 N sing N 4 N sing N 5 N sing N 6 N sing N 7 N sing N 8 N sing N 9 N sing N 10 N sing N 11 N sing N 12 N sing N 13 N doub N 14 N sing N 15 N sing N 16 N sing N 17 N sing N 18 N sing N 19 N sing N 20 N sing N 21 N sing N 22 N sing N 23 N sing N 24 N sing N 25 N doub 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 sing N 34 N sing N 35 N sing N 36 N sing N 37 N sing N 38 N sing N 39 N doub N 40 N sing N 41 N sing N 42 N sing N 43 N sing N 44 N sing N 45 N sing N 46 N sing N 47 N sing N 48 N sing N 49 N sing N 50 N sing N 51 N doub N 52 N sing N 53 N sing N 54 N sing N 55 N sing N 56 N doub N 57 N sing N 58 N sing N 59 N sing N 60 N sing N 61 N sing N 62 N sing N 63 N sing N 64 N sing N 65 N sing N 66 N sing N 67 N doub N 68 N sing N 69 N sing N 70 N sing N 71 N sing N 72 N doub N 73 N sing N 74 N sing N 75 N sing N 76 N sing N 77 N sing N 78 N sing N 79 N sing N 80 N sing N 81 N sing N 82 N doub 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 sing N 90 N sing N 91 N sing N 92 N sing N 93 N sing N 94 N sing N 95 N doub N 96 N sing N 97 N sing N 98 N sing N 99 N sing N 100 N sing N 101 N sing N 102 N sing N 103 N doub N 104 N sing N 105 N sing N 106 N sing N 107 N sing N 108 N sing N 109 N sing N 110 N sing N 111 N sing N 112 N sing N 113 N sing N 114 N doub N 115 N sing N 116 N sing N 117 N sing N 118 N sing N 119 N sing N 120 N sing N 121 N sing N 122 N doub N 123 N sing N 124 N sing N 125 N sing N 126 N sing N 127 N sing N 128 N sing N 129 N sing N 130 N sing N 131 N sing N 132 N doub N 133 N sing N 134 N sing N 135 N sing N 136 N sing N 137 N sing N 138 N sing N 139 N sing N 140 N sing N 141 N doub N 142 N sing N 143 N sing N 144 N sing N 145 N sing Y 146 N sing Y 147 N doub Y 148 N doub N 149 N sing Y 150 N sing N 151 N sing Y 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 sing N 159 N sing N 160 N sing N 161 N sing N 162 N sing N 163 N sing N 164 N doub 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 sing N 180 N sing N 181 N sing N 182 N sing N 183 N sing N 184 N sing N 185 N doub 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 sing N 201 N sing N 202 N sing N 203 N sing N 204 N sing N 205 N sing N 206 N doub 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 sing N 225 N sing N 226 N sing N 227 N sing N 228 N sing N 229 N sing N 230 N doub 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 sing N 244 N sing N 245 N sing N 246 N sing N 247 N sing N 248 N sing N 249 N doub N 250 N sing N 251 N sing N 252 N sing N 253 N sing Y 254 N doub Y 255 N sing Y 256 N sing N 257 N sing Y 258 N doub N 259 N sing Y 260 N doub N 261 N sing Y 262 N sing N 263 N sing N 264 N sing N 265 N sing N 266 N sing N 267 N sing N 268 N sing N 269 N sing N 270 N sing N 271 N sing N 272 N doub 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 sing N 284 N sing N 285 N sing N 286 N sing N 287 N sing N 288 N sing N 289 N doub 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 sing N 297 N sing N 298 N sing N 299 N sing N 300 N sing N 301 N sing N 302 N doub 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 sing N 313 N sing N 314 N sing N 315 N sing N 316 N sing N 317 N sing N 318 N doub N 319 N sing N 320 N sing N 321 N sing N 322 N sing Y 323 N doub Y 324 N sing Y 325 N sing N 326 N sing Y 327 N doub N 328 N sing Y 329 N doub N 330 N sing Y 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 sing N 341 N sing N 342 N doub N 343 N sing N 344 N sing N 345 N sing N 346 N sing N 347 N sing N 348 N sing N 349 N sing N 350 N sing N 351 N sing N 352 N sing N 353 N sing US Plos One 1932-6203 7 48591 10.1371/JOURNAL.PONE.0048591 23119064 A Divalent Ion is Crucial in the Structure and Dominant-Negative Function of Id Proteins, a Class of Helix-Loop-Helix Transcription Regulators. 2012 10.2210/pdb4aya/pdb pdb_00004aya 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 103 1 CCD 2009-06-29 ADSC CCD SINGLE WAVELENGTH M x-ray 1 1.080900 1.0 X29A NSLS 1.080900 SYNCHROTRON NSLS BEAMLINE X29A 10844.563 DNA-BINDING PROTEIN INHIBITOR ID-2 HELIX-LOOP-HELIX DOMAIN, RESIDUES 1-82 2 man polymer 39.098 POTASSIUM ION 2 syn non-polymer 59.044 ACETATE ION 1 syn non-polymer 18.015 water 24 nat water CLASS D BASIC HELIX-LOOP-HELIX PROTEIN 26, CLASS B BASIC HELIX-LOOP-HELIX PROTEIN 26, BHLHB26, INHIBITOR OF DNA BINDING 2 no no GMKAFSPVRSVRKNSLSDHSLGISRSKTPVDDPMSLLYNMNDCYSKLKELVPSIPQNKKVSKMEILQHVIDYILDLQIAL DSHLKPSFLVQSGDIAS GMKAFSPVRSVRKNSLSDHSLGISRSKTPVDDPMSLLYNMNDCYSKLKELVPSIPQNKKVSKMEILQHVIDYILDLQIAL DSHLKPSFLVQSGDIAS A,B 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 HUMAN sample 9606 HOMO SAPIENS 469008 ESCHERICHIA COLI BL21(DE3) PLASMID PDEST-565 1 1.98 37.8 6.5 PROTEIN WAS CRYSTALLIZED FROM 0.1 M MES PH6.5, 2.0 M POTASSIUM ACETATE chem_comp_atom chem_comp_bond database_2 pdbx_database_status pdbx_initial_refinement_model pdbx_struct_conn_angle struct_conn struct_site repository Initial release Data collection Database references Derived calculations Other Refinement description 1 0 2012-11-14 1 1 2024-05-01 _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_database_status.status_code_sf _pdbx_struct_conn_angle.ptnr1_auth_comp_id _pdbx_struct_conn_angle.ptnr1_auth_seq_id _pdbx_struct_conn_angle.ptnr1_label_asym_id _pdbx_struct_conn_angle.ptnr1_label_atom_id _pdbx_struct_conn_angle.ptnr1_label_comp_id _pdbx_struct_conn_angle.ptnr1_label_seq_id _pdbx_struct_conn_angle.ptnr3_auth_comp_id _pdbx_struct_conn_angle.ptnr3_auth_seq_id _pdbx_struct_conn_angle.ptnr3_label_asym_id _pdbx_struct_conn_angle.ptnr3_label_atom_id _pdbx_struct_conn_angle.ptnr3_label_comp_id _pdbx_struct_conn_angle.ptnr3_label_seq_id _pdbx_struct_conn_angle.value _struct_conn.pdbx_dist_value _struct_conn.ptnr1_auth_comp_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr1_label_asym_id _struct_conn.ptnr1_label_atom_id _struct_conn.ptnr1_label_comp_id _struct_conn.ptnr1_label_seq_id _struct_conn.ptnr2_auth_comp_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_label_asym_id _struct_conn.ptnr2_label_atom_id _struct_conn.ptnr2_label_comp_id _struct_conn.ptnr2_label_seq_id _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id PDBE Y PDBE 2012-06-19 REL REL K POTASSIUM ION ACT ACETATE ION HOH water FIRST RESIDUE IN SEQUENCE AFTER TEV CLEAVAGE IS A GLYCINE. ID2 SEQUENCE NUMBERING STARTS FROM SECOND RESIDUE, METHIONINE. RESIDUE 83 ONWARDS CONTAINS THE C-TERMINAL STABILIZER POLYPEPTIDE. INTERNAL SELENOMETHIONINE-SUBSTITUTED ID2 STRUCTURE AT 3.0A Other experimental model K 1089 2 K K 1089 A ACT 1090 3 ACT ACT 1090 A K 1083 2 K K 1083 B HOH 2001 4 HOH HOH 2001 A HOH 2002 4 HOH HOH 2002 A HOH 2003 4 HOH HOH 2003 A HOH 2004 4 HOH HOH 2004 A HOH 2005 4 HOH HOH 2005 A HOH 2006 4 HOH HOH 2006 A HOH 2007 4 HOH HOH 2007 A HOH 2001 4 HOH HOH 2001 B HOH 2002 4 HOH HOH 2002 B HOH 2003 4 HOH HOH 2003 B HOH 2004 4 HOH HOH 2004 B HOH 2005 4 HOH HOH 2005 B HOH 2006 4 HOH HOH 2006 B HOH 2007 4 HOH HOH 2007 B HOH 2008 4 HOH HOH 2008 B HOH 2009 4 HOH HOH 2009 B HOH 2010 4 HOH HOH 2010 B HOH 2011 4 HOH HOH 2011 B HOH 2012 4 HOH HOH 2012 B HOH 2013 4 HOH HOH 2013 B HOH 2014 4 HOH HOH 2014 B HOH 2015 4 HOH HOH 2015 B HOH 2016 4 HOH HOH 2016 B HOH 2017 4 HOH HOH 2017 B n 1 0 A n 2 1 A n 3 2 A n 4 3 A n 5 4 A n 6 5 A n 7 6 A n 8 7 A n 9 8 A n 10 9 A n 11 10 A n 12 11 A n 13 12 A n 14 13 A n 15 14 A n 16 15 A n 17 16 A n 18 17 A n 19 18 A n 20 19 A n 21 20 A n 22 21 A n 23 22 A n 24 23 A n 25 24 A n 26 25 A n 27 26 A n 28 27 A n 29 28 A n 30 29 A ASP 30 n 31 ASP 30 A ASP 31 n 32 ASP 31 A PRO 32 n 33 PRO 32 A MET 33 n 34 MET 33 A SER 34 n 35 SER 34 A LEU 35 n 36 LEU 35 A LEU 36 n 37 LEU 36 A TYR 37 n 38 TYR 37 A ASN 38 n 39 ASN 38 A MET 39 n 40 MET 39 A ASN 40 n 41 ASN 40 A ASP 41 n 42 ASP 41 A CYS 42 n 43 CYS 42 A TYR 43 n 44 TYR 43 A SER 44 n 45 SER 44 A LYS 45 n 46 LYS 45 A LEU 46 n 47 LEU 46 A LYS 47 n 48 LYS 47 A GLU 48 n 49 GLU 48 A LEU 49 n 50 LEU 49 A VAL 50 n 51 VAL 50 A PRO 51 n 52 PRO 51 A SER 52 n 53 SER 52 A ILE 53 n 54 ILE 53 A PRO 54 n 55 PRO 54 A GLN 55 n 56 GLN 55 A ASN 56 n 57 ASN 56 A LYS 57 n 58 LYS 57 A LYS 58 n 59 LYS 58 A VAL 59 n 60 VAL 59 A SER 60 n 61 SER 60 A LYS 61 n 62 LYS 61 A MET 62 n 63 MET 62 A GLU 63 n 64 GLU 63 A ILE 64 n 65 ILE 64 A LEU 65 n 66 LEU 65 A GLN 66 n 67 GLN 66 A HIS 67 n 68 HIS 67 A VAL 68 n 69 VAL 68 A ILE 69 n 70 ILE 69 A ASP 70 n 71 ASP 70 A TYR 71 n 72 TYR 71 A ILE 72 n 73 ILE 72 A LEU 73 n 74 LEU 73 A ASP 74 n 75 ASP 74 A LEU 75 n 76 LEU 75 A GLN 76 n 77 GLN 76 A ILE 77 n 78 ILE 77 A ALA 78 n 79 ALA 78 A LEU 79 n 80 LEU 79 A ASP 80 n 81 ASP 80 A SER 81 n 82 SER 81 A HIS 82 n 83 HIS 82 A LEU 83 n 84 LEU 83 A LYS 84 n 85 LYS 84 A PRO 85 n 86 PRO 85 A SER 86 n 87 SER 86 A PHE 87 n 88 PHE 87 A LEU 88 n 89 LEU 88 A n 90 89 A n 91 90 A n 92 91 A n 93 92 A n 94 93 A n 95 94 A n 96 95 A n 97 96 A n 1 0 B n 2 1 B n 3 2 B n 4 3 B n 5 4 B n 6 5 B n 7 6 B n 8 7 B n 9 8 B n 10 9 B n 11 10 B n 12 11 B n 13 12 B n 14 13 B n 15 14 B n 16 15 B n 17 16 B n 18 17 B n 19 18 B n 20 19 B n 21 20 B n 22 21 B n 23 22 B n 24 23 B n 25 24 B n 26 25 B n 27 26 B n 28 27 B n 29 28 B n 30 29 B n 31 30 B n 32 31 B n 33 32 B n 34 33 B n 35 34 B LEU 35 n 36 LEU 35 B LEU 36 n 37 LEU 36 B TYR 37 n 38 TYR 37 B ASN 38 n 39 ASN 38 B MET 39 n 40 MET 39 B ASN 40 n 41 ASN 40 B ASP 41 n 42 ASP 41 B CYS 42 n 43 CYS 42 B TYR 43 n 44 TYR 43 B SER 44 n 45 SER 44 B LYS 45 n 46 LYS 45 B LEU 46 n 47 LEU 46 B LYS 47 n 48 LYS 47 B GLU 48 n 49 GLU 48 B LEU 49 n 50 LEU 49 B VAL 50 n 51 VAL 50 B PRO 51 n 52 PRO 51 B SER 52 n 53 SER 52 B ILE 53 n 54 ILE 53 B PRO 54 n 55 PRO 54 B GLN 55 n 56 GLN 55 B ASN 56 n 57 ASN 56 B LYS 57 n 58 LYS 57 B LYS 58 n 59 LYS 58 B VAL 59 n 60 VAL 59 B SER 60 n 61 SER 60 B LYS 61 n 62 LYS 61 B MET 62 n 63 MET 62 B GLU 63 n 64 GLU 63 B ILE 64 n 65 ILE 64 B LEU 65 n 66 LEU 65 B GLN 66 n 67 GLN 66 B HIS 67 n 68 HIS 67 B VAL 68 n 69 VAL 68 B ILE 69 n 70 ILE 69 B ASP 70 n 71 ASP 70 B TYR 71 n 72 TYR 71 B ILE 72 n 73 ILE 72 B LEU 73 n 74 LEU 73 B ASP 74 n 75 ASP 74 B LEU 75 n 76 LEU 75 B GLN 76 n 77 GLN 76 B ILE 77 n 78 ILE 77 B ALA 78 n 79 ALA 78 B LEU 79 n 80 LEU 79 B ASP 80 n 81 ASP 80 B SER 81 n 82 SER 81 B HIS 82 n 83 HIS 82 B n 84 83 B n 85 84 B n 86 85 B n 87 86 B n 88 87 B n 89 88 B n 90 89 B n 91 90 B n 92 91 B n 93 92 B n 94 93 B n 95 94 B n 96 95 B n 97 96 B author_and_software_defined_assembly PISA 2 dimeric 2350 -30.1 7350 A LYS 47 A O LYS 48 1_555 A K 1089 C K K 1_555 A VAL 50 A O VAL 51 1_555 85.1 A LYS 47 A O LYS 48 1_555 A K 1089 C K K 1_555 A ILE 53 A O ILE 54 1_555 98.2 A VAL 50 A O VAL 51 1_555 A K 1089 C K K 1_555 A ILE 53 A O ILE 54 1_555 88.7 A LYS 47 A O LYS 48 1_555 A K 1089 C K K 1_555 A GLN 55 A OE1 GLN 56 1_555 85.7 A VAL 50 A O VAL 51 1_555 A K 1089 C K K 1_555 A GLN 55 A OE1 GLN 56 1_555 161.2 A ILE 53 A O ILE 54 1_555 A K 1089 C K K 1_555 A GLN 55 A OE1 GLN 56 1_555 108.9 A LYS 47 A O LYS 48 1_555 A K 1089 C K K 1_555 A HOH 2001 F O HOH 1_555 105.7 A VAL 50 A O VAL 51 1_555 A K 1089 C K K 1_555 A HOH 2001 F O HOH 1_555 82.4 A ILE 53 A O ILE 54 1_555 A K 1089 C K K 1_555 A HOH 2001 F O HOH 1_555 153.6 A GLN 55 A OE1 GLN 56 1_555 A K 1089 C K K 1_555 A HOH 2001 F O HOH 1_555 84.3 B LYS 47 B O LYS 48 1_555 B K 1083 E K K 1_555 B VAL 50 B O VAL 51 1_555 82.6 B LYS 47 B O LYS 48 1_555 B K 1083 E K K 1_555 B ILE 53 B O ILE 54 1_555 87.6 B VAL 50 B O VAL 51 1_555 B K 1083 E K K 1_555 B ILE 53 B O ILE 54 1_555 91.5 B LYS 47 B O LYS 48 1_555 B K 1083 E K K 1_555 B GLN 55 B OE1 GLN 56 1_555 78.5 B VAL 50 B O VAL 51 1_555 B K 1083 E K K 1_555 B GLN 55 B OE1 GLN 56 1_555 152.1 B ILE 53 B O ILE 54 1_555 B K 1083 E K K 1_555 B GLN 55 B OE1 GLN 56 1_555 107.9 B LYS 47 B O LYS 48 1_555 B K 1083 E K K 1_555 B HOH 2007 G O HOH 1_555 141.4 B VAL 50 B O VAL 51 1_555 B K 1083 E K K 1_555 B HOH 2007 G O HOH 1_555 118.3 B ILE 53 B O ILE 54 1_555 B K 1083 E K K 1_555 B HOH 2007 G O HOH 1_555 61.6 B GLN 55 B OE1 GLN 56 1_555 B K 1083 E K K 1_555 B HOH 2007 G O HOH 1_555 89.0 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 1 A GLY 0 A GLY 1 1 Y 1 A MET 1 A MET 2 1 Y 1 A LYS 2 A LYS 3 1 Y 1 A ALA 3 A ALA 4 1 Y 1 A PHE 4 A PHE 5 1 Y 1 A SER 5 A SER 6 1 Y 1 A PRO 6 A PRO 7 1 Y 1 A VAL 7 A VAL 8 1 Y 1 A ARG 8 A ARG 9 1 Y 1 A SER 9 A SER 10 1 Y 1 A VAL 10 A VAL 11 1 Y 1 A ARG 11 A ARG 12 1 Y 1 A LYS 12 A LYS 13 1 Y 1 A ASN 13 A ASN 14 1 Y 1 A SER 14 A SER 15 1 Y 1 A LEU 15 A LEU 16 1 Y 1 A SER 16 A SER 17 1 Y 1 A ASP 17 A ASP 18 1 Y 1 A HIS 18 A HIS 19 1 Y 1 A SER 19 A SER 20 1 Y 1 A LEU 20 A LEU 21 1 Y 1 A GLY 21 A GLY 22 1 Y 1 A ILE 22 A ILE 23 1 Y 1 A SER 23 A SER 24 1 Y 1 A ARG 24 A ARG 25 1 Y 1 A SER 25 A SER 26 1 Y 1 A LYS 26 A LYS 27 1 Y 1 A THR 27 A THR 28 1 Y 1 A PRO 28 A PRO 29 1 Y 1 A VAL 29 A VAL 30 1 Y 1 A VAL 89 A VAL 90 1 Y 1 A GLN 90 A GLN 91 1 Y 1 A SER 91 A SER 92 1 Y 1 A GLY 92 A GLY 93 1 Y 1 A ASP 93 A ASP 94 1 Y 1 A ILE 94 A ILE 95 1 Y 1 A ALA 95 A ALA 96 1 Y 1 A SER 96 A SER 97 1 Y 1 B GLY 0 B GLY 1 1 Y 1 B MET 1 B MET 2 1 Y 1 B LYS 2 B LYS 3 1 Y 1 B ALA 3 B ALA 4 1 Y 1 B PHE 4 B PHE 5 1 Y 1 B SER 5 B SER 6 1 Y 1 B PRO 6 B PRO 7 1 Y 1 B VAL 7 B VAL 8 1 Y 1 B ARG 8 B ARG 9 1 Y 1 B SER 9 B SER 10 1 Y 1 B VAL 10 B VAL 11 1 Y 1 B ARG 11 B ARG 12 1 Y 1 B LYS 12 B LYS 13 1 Y 1 B ASN 13 B ASN 14 1 Y 1 B SER 14 B SER 15 1 Y 1 B LEU 15 B LEU 16 1 Y 1 B SER 16 B SER 17 1 Y 1 B ASP 17 B ASP 18 1 Y 1 B HIS 18 B HIS 19 1 Y 1 B SER 19 B SER 20 1 Y 1 B LEU 20 B LEU 21 1 Y 1 B GLY 21 B GLY 22 1 Y 1 B ILE 22 B ILE 23 1 Y 1 B SER 23 B SER 24 1 Y 1 B ARG 24 B ARG 25 1 Y 1 B SER 25 B SER 26 1 Y 1 B LYS 26 B LYS 27 1 Y 1 B THR 27 B THR 28 1 Y 1 B PRO 28 B PRO 29 1 Y 1 B VAL 29 B VAL 30 1 Y 1 B ASP 30 B ASP 31 1 Y 1 B ASP 31 B ASP 32 1 Y 1 B PRO 32 B PRO 33 1 Y 1 B MET 33 B MET 34 1 Y 1 B SER 34 B SER 35 1 Y 1 B LEU 83 B LEU 84 1 Y 1 B LYS 84 B LYS 85 1 Y 1 B PRO 85 B PRO 86 1 Y 1 B SER 86 B SER 87 1 Y 1 B PHE 87 B PHE 88 1 Y 1 B LEU 88 B LEU 89 1 Y 1 B VAL 89 B VAL 90 1 Y 1 B GLN 90 B GLN 91 1 Y 1 B SER 91 B SER 92 1 Y 1 B GLY 92 B GLY 93 1 Y 1 B ASP 93 B ASP 94 1 Y 1 B ILE 94 B ILE 95 1 Y 1 B ALA 95 B ALA 96 1 Y 1 B SER 96 B SER 97 1 Y 1 A ASN 56 -85.06 39.03 1 A SER 81 -116.19 -72.41 54.4 RESIDUES 1-29 ARE MISSING IN CHAIN A. RESIDUES 1-34 ARE MISSING IN CHAIN B. 0.2497 0.2246 0.2271 2.103 44.706 987 10026 9.8 95.20 0.23 1 0.65 MOLECULAR REPLACEMENT 27.31 0.90 1.11 INTERNAL SELENOMETHIONINE-SUBSTITUTED ID2 STRUCTURE AT 3.0A ML FLAT BULK SOLVENT MODEL 0 0 2.103 44.706 24 900 6 0 870 0.007 888 1.071 1198 13.029 346 0.059 141 0.004 149 0.3049 0.2513 2.2139 129 1147 88.00 0.3124 0.2351 2.3526 136 1228 91.00 0.3081 0.2357 2.5343 133 1229 94.00 0.2775 0.2585 2.7893 140 1300 97.00 0.3268 0.2613 3.1928 148 1335 98.00 0.2479 0.2096 4.0222 148 1356 100.00 0.1968 0.2091 44.7160 153 1444 99.00 41.98 2.10 50.00 4AYA 10569 0.0 0.06 1 40.60 11.9 100.0 0.42 2.10 2.18 4.20 1 10.2 100.0 refinement PHENIX (PHENIX.REFINE) data reduction HKL-2000 data scaling SCALEPACK phasing PHENIX Crystal structure of ID2 HLH homodimer at 2.1A resolution 1 N N 1 N N 2 N N 3 N N 2 N N 4 N N 4 N N A ASP 31 A ASP 32 HELX_P A VAL 50 A VAL 51 1 1 20 A SER 60 A SER 61 HELX_P A SER 81 A SER 82 1 2 22 B ASN 38 B ASN 39 HELX_P B VAL 50 B VAL 51 1 3 13 B SER 60 B SER 61 HELX_P B SER 81 B SER 82 1 4 22 metalc 2.703 A LYS 47 A O LYS 48 1_555 A K 1089 C K K 1_555 metalc 2.680 A VAL 50 A O VAL 51 1_555 A K 1089 C K K 1_555 metalc 2.631 A ILE 53 A O ILE 54 1_555 A K 1089 C K K 1_555 metalc 3.029 A GLN 55 A OE1 GLN 56 1_555 A K 1089 C K K 1_555 metalc 3.060 A K 1089 C K K 1_555 A HOH 2001 F O HOH 1_555 metalc 2.602 B LYS 47 B O LYS 48 1_555 B K 1083 E K K 1_555 metalc 2.604 B VAL 50 B O VAL 51 1_555 B K 1083 E K K 1_555 metalc 2.703 B ILE 53 B O ILE 54 1_555 B K 1083 E K K 1_555 metalc 2.884 B GLN 55 B OE1 GLN 56 1_555 B K 1083 E K K 1_555 metalc 2.837 B K 1083 E K K 1_555 B HOH 2007 G O HOH 1_555 CELL CYCLE CELL CYCLE ID2_HUMAN UNP 1 Q02363 1 82 4AYA 1 82 Q02363 A 1 2 83 1 82 4AYA 1 82 Q02363 B 1 2 83 1 cloning artifact GLY 0 4AYA A Q02363 UNP 1 1 SEE REMARK 999 LEU 83 4AYA A Q02363 UNP 84 1 SEE REMARK 999 LYS 84 4AYA A Q02363 UNP 85 1 SEE REMARK 999 PRO 85 4AYA A Q02363 UNP 86 1 SEE REMARK 999 SER 86 4AYA A Q02363 UNP 87 1 SEE REMARK 999 PHE 87 4AYA A Q02363 UNP 88 1 SEE REMARK 999 LEU 88 4AYA A Q02363 UNP 89 1 SEE REMARK 999 VAL 89 4AYA A Q02363 UNP 90 1 SEE REMARK 999 GLN 90 4AYA A Q02363 UNP 91 1 SEE REMARK 999 SER 91 4AYA A Q02363 UNP 92 1 SEE REMARK 999 GLY 92 4AYA A Q02363 UNP 93 1 SEE REMARK 999 ASP 93 4AYA A Q02363 UNP 94 1 SEE REMARK 999 ILE 94 4AYA A Q02363 UNP 95 1 SEE REMARK 999 ALA 95 4AYA A Q02363 UNP 96 1 SEE REMARK 999 SER 96 4AYA A Q02363 UNP 97 2 cloning artifact GLY 0 4AYA B Q02363 UNP 1 2 SEE REMARK 999 LEU 83 4AYA B Q02363 UNP 84 2 SEE REMARK 999 LYS 84 4AYA B Q02363 UNP 85 2 SEE REMARK 999 PRO 85 4AYA B Q02363 UNP 86 2 SEE REMARK 999 SER 86 4AYA B Q02363 UNP 87 2 SEE REMARK 999 PHE 87 4AYA B Q02363 UNP 88 2 SEE REMARK 999 LEU 88 4AYA B Q02363 UNP 89 2 SEE REMARK 999 VAL 89 4AYA B Q02363 UNP 90 2 SEE REMARK 999 GLN 90 4AYA B Q02363 UNP 91 2 SEE REMARK 999 SER 91 4AYA B Q02363 UNP 92 2 SEE REMARK 999 GLY 92 4AYA B Q02363 UNP 93 2 SEE REMARK 999 ASP 93 4AYA B Q02363 UNP 94 2 SEE REMARK 999 ILE 94 4AYA B Q02363 UNP 95 2 SEE REMARK 999 ALA 95 4AYA B Q02363 UNP 96 2 SEE REMARK 999 SER 96 4AYA B Q02363 UNP 97 BINDING SITE FOR RESIDUE K A 1089 A K 1089 Software 6 BINDING SITE FOR RESIDUE ACT A 1090 A ACT 1090 Software 4 BINDING SITE FOR RESIDUE K B 1083 B K 1083 Software 6 A LYS 47 A LYS 48 6 1_555 A VAL 50 A VAL 51 6 1_555 A PRO 51 A PRO 52 6 1_555 A ILE 53 A ILE 54 6 1_555 A GLN 55 A GLN 56 6 1_555 A HOH 2001 F HOH 6 1_555 A MET 39 A MET 40 4 1_555 A LYS 61 A LYS 62 4 1_555 B TYR 43 B TYR 44 4 1_555 B LYS 61 B LYS 62 4 1_555 B LYS 47 B LYS 48 6 1_555 B VAL 50 B VAL 51 6 1_555 B PRO 51 B PRO 52 6 1_555 B ILE 53 B ILE 54 6 1_555 B GLN 55 B GLN 56 6 1_555 B HOH 2007 G HOH 6 1_555 154 P 32 2 1