HEADSC 3r5g COMMNT S2C correlation file created: Sat Jan 14 06:58:19 EST 2012 COMMNT COMMNT If you use this database, please cite: COMMNT COMMNT Guoli Wang, Jonathan W. Arthur, and Roland L. Dunbrack, Jr. COMMNT "S2C: A database correlating sequence and atomic COMMNT coordinate numbering in the Protein Data Bank" COMMNT dunbrack.fccc.edu/Guoli/s2c COMMNT Copyright (c) February 2000, April 2002. COMMNT COMMNT SEQCRD columns are as follows: COMMNT COMMNT Column Positions Item COMMNT 1 0-6 Record identifier COMMNT 2 8 Chain COMMNT 3 10 One letter residue code COMMNT 4 12-14 SEQRES three letter residue code COMMNT 5 16-18 ATOM three letter residue code COMMNT 6 20-24 SEQRES residue number COMMNT 7 26-31 ATOM residue number COMMNT 8 33 PDB secondary structure COMMNT 9 35 STRIDE secondary structure COMMNT 10 37-43 Error flags COMMNT COMMNT Secondary structrue annotation: COMMNT H: Helix E: Strand T: Turn COMMNT B: Bridge G: 310Helix C: Coil COMMNT SEQCRD A G GLY --- 1 - - - 367 SEQCRD A R ARG --- 2 - - - 367 SEQCRD A L LEU --- 3 - - - 367 SEQCRD A E GLU GLU 4 222 C C 4 SEQCRD A T THR THR 5 223 C C 4 SEQCRD A Q GLN GLN 6 224 E E 4 SEQCRD A R ARG ARG 7 225 E E 4 SEQCRD A K LYS LYS 8 226 E E 4 SEQCRD A K LYS LYS 9 227 E E 4 SEQCRD A L LEU LEU 10 228 E E 4 SEQCRD A T THR THR 11 229 E E 4 SEQCRD A V VAL VAL 12 230 E E 4 SEQCRD A F PHE PHE 13 231 E E 4 SEQCRD A F PHE PHE 14 232 E E 4 SEQCRD A S SER SER 15 233 E E 4 SEQCRD A D ASP ASP 16 234 E E 4 SEQCRD A I ILE ILE 17 235 E E 4 SEQCRD A R ARG ARG 18 236 E E 4 SEQCRD A G GLY GLY 19 237 H T 45 SEQCRD A F PHE PHE 20 238 H H 4 SEQCRD A T THR THR 21 239 H H 4 SEQCRD A E GLU GLU 22 240 H H 4 SEQCRD A L LEU LEU 23 241 H H 4 SEQCRD A S SER SER 24 242 H H 4 SEQCRD A E GLU GLU 25 243 H H 4 SEQCRD A E GLU GLU 26 244 C C 4 SEQCRD A L LEU LEU 27 245 C C 4 SEQCRD A E GLU GLU 28 246 H C 45 SEQCRD A A ALA ALA 29 247 H H 4 SEQCRD A E GLU GLU 30 248 H H 4 SEQCRD A A ALA ALA 31 249 H H 4 SEQCRD A L LEU LEU 32 250 H H 4 SEQCRD A T THR THR 33 251 H H 4 SEQCRD A D ASP ASP 34 252 H H 4 SEQCRD A L LEU LEU 35 253 H H 4 SEQCRD A L LEU LEU 36 254 H H 4 SEQCRD A N ASN ASN 37 255 H H 4 SEQCRD A N ASN ASN 38 256 H H 4 SEQCRD A Y TYR TYR 39 257 H H 4 SEQCRD A L LEU LEU 40 258 H H 4 SEQCRD A N ASN ASN 41 259 H H 4 SEQCRD A E GLU GLU 42 260 H H 4 SEQCRD A M MET MET 43 261 H H 4 SEQCRD A S SER SER 44 262 H H 4 SEQCRD A K LYS LYS 45 263 H H 4 SEQCRD A I ILE ILE 46 264 H H 4 SEQCRD A A ALA ALA 47 265 H H 4 SEQCRD A L LEU LEU 48 266 H H 4 SEQCRD A K LYS LYS 49 267 H H 4 SEQCRD A Y TYR TYR 50 268 H H 4 SEQCRD A G GLY GLY 51 269 H C 45 SEQCRD A G GLY GLY 52 270 C C 4 SEQCRD A T THR THR 53 271 E E 4 SEQCRD A I ILE ILE 54 272 E E 4 SEQCRD A D ASP ASP 55 273 E E 4 SEQCRD A K LYS LYS 56 274 E E 4 SEQCRD A F PHE PHE 57 275 E E 4 SEQCRD A V VAL VAL 58 276 E E 4 SEQCRD A G GLY GLY 59 277 C T 45 SEQCRD A D ASP ASP 60 278 C T 45 SEQCRD A C CYS CYS 61 279 E E 4 SEQCRD A V VAL VAL 62 280 E E 4 SEQCRD A M MET MET 63 281 E E 4 SEQCRD A V VAL VAL 64 282 E E 4 SEQCRD A F PHE PHE 65 283 E E 4 SEQCRD A F PHE PHE 66 284 E E 4 SEQCRD A G GLY GLY 67 285 C T 45 SEQCRD A D ASP ASP 68 286 C T 45 SEQCRD A P PRO PRO 69 287 C T 45 SEQCRD A S SER SER 70 288 C T 45 SEQCRD A T THR THR 71 289 C T 45 SEQCRD A Q GLN GLN 72 290 C C 4 SEQCRD A G GLY GLY 73 291 H C 45 SEQCRD A A ALA ALA 74 292 H H 4 SEQCRD A K LYS LYS 75 293 H H 4 SEQCRD A K LYS LYS 76 294 H H 4 SEQCRD A D ASP ASP 77 295 H H 4 SEQCRD A A ALA ALA 78 296 H H 4 SEQCRD A V VAL VAL 79 297 H H 4 SEQCRD A A ALA ALA 80 298 H H 4 SEQCRD A A ALA ALA 81 299 H H 4 SEQCRD A V VAL VAL 82 300 H H 4 SEQCRD A S SER SER 83 301 H H 4 SEQCRD A M MET MET 84 302 H H 4 SEQCRD A G GLY GLY 85 303 H H 4 SEQCRD A I ILE ILE 86 304 H H 4 SEQCRD A A ALA ALA 87 305 H H 4 SEQCRD A M MET MET 88 306 H H 4 SEQCRD A R ARG ARG 89 307 H H 4 SEQCRD A K LYS LYS 90 308 H H 4 SEQCRD A H HIS HIS 91 309 H H 4 SEQCRD A M MET MET 92 310 H H 4 SEQCRD A K LYS LYS 93 311 H H 4 SEQCRD A V VAL VAL 94 312 H H 4 SEQCRD A L LEU LEU 95 313 H H 4 SEQCRD A R ARG ARG 96 314 H H 4 SEQCRD A Q GLN GLN 97 315 H H 4 SEQCRD A Q GLN GLN 98 316 H H 4 SEQCRD A W TRP TRP 99 317 H H 4 SEQCRD A R ARG ARG 100 318 H H 4 SEQCRD A A ALA ALA 101 319 H H 4 SEQCRD A Q GLN GLN 102 320 C H 45 SEQCRD A G GLY GLY 103 321 C C 4 SEQCRD A I ILE ILE 104 322 C C 4 SEQCRD A T THR THR 105 323 C C 4 SEQCRD A K LYS LYS 106 324 C C 4 SEQCRD A P PRO PRO 107 325 C C 4 SEQCRD A L LEU LEU 108 326 C C 4 SEQCRD A E GLU GLU 109 327 E E 4 SEQCRD A I ILE ILE 110 328 E E 4 SEQCRD A R ARG ARG 111 329 E E 4 SEQCRD A M MET MET 112 330 E E 4 SEQCRD A G GLY GLY 113 331 E E 4 SEQCRD A I ILE ILE 114 332 E E 4 SEQCRD A N ASN ASN 115 333 E E 4 SEQCRD A T THR THR 116 334 E E 4 SEQCRD A G GLY GLY 117 335 E E 4 SEQCRD A Y TYR TYR 118 336 E E 4 SEQCRD A C CYS CYS 119 337 E E 4 SEQCRD A T THR THR 120 338 E E 4 SEQCRD A V VAL VAL 121 339 E E 4 SEQCRD A G GLY GLY 122 340 E E 4 SEQCRD A N ASN ASN 123 341 E E 4 SEQCRD A F PHE PHE 124 342 E E 4 SEQCRD A G GLY GLY 125 343 E E 4 SEQCRD A A ALA ALA 126 344 E E 4 SEQCRD A D ASP ASP 127 345 C T 45 SEQCRD A T THR THR 128 346 C T 45 SEQCRD A R ARG ARG 129 347 E E 4 SEQCRD A M MET MET 130 348 E E 4 SEQCRD A D ASP ASP 131 349 E E 4 SEQCRD A Y TYR TYR 132 350 E E 4 SEQCRD A T THR THR 133 351 E E 4 SEQCRD A I ILE ILE 134 352 E E 4 SEQCRD A I ILE ILE 135 353 E E 4 SEQCRD A G GLY GLY 136 354 H C 45 SEQCRD A R ARG ARG 137 355 H H 4 SEQCRD A E GLU GLU 138 356 H H 4 SEQCRD A V VAL VAL 139 357 H H 4 SEQCRD A N ASN ASN 140 358 H H 4 SEQCRD A L LEU LEU 141 359 H H 4 SEQCRD A A ALA ALA 142 360 H H 4 SEQCRD A S SER SER 143 361 H H 4 SEQCRD A R ARG ARG 144 362 H H 4 SEQCRD A L LEU LEU 145 363 H H 4 SEQCRD A E GLU GLU 146 364 H H 4 SEQCRD A S SER SER 147 365 H H 4 SEQCRD A A ALA ALA 148 366 H H 4 SEQCRD A S SER SER 149 367 H C 45 SEQCRD A E GLU GLU 150 368 C T 45 SEQCRD A A ALA ALA 151 369 C T 45 SEQCRD A G GLY GLY 152 370 C T 45 SEQCRD A E GLU GLU 153 371 C T 45 SEQCRD A I ILE ILE 154 372 E E 4 SEQCRD A L LEU LEU 155 373 E E 4 SEQCRD A I ILE ILE 156 374 E E 4 SEQCRD A S SER SER 157 375 E E 4 SEQCRD A H HIS HIS 158 376 H H 4 SEQCRD A E GLU GLU 159 377 H H 4 SEQCRD A T THR THR 160 378 H H 4 SEQCRD A Y TYR TYR 161 379 H H 4 SEQCRD A S SER SER 162 380 H H 4 SEQCRD A L LEU LEU 163 381 H H 4 SEQCRD A I ILE ILE 164 382 H H 4 SEQCRD A K LYS LYS 165 383 H H 4 SEQCRD A D ASP ASP 166 384 C T 45 SEQCRD A V VAL VAL 167 385 C T 45 SEQCRD A I ILE ILE 168 386 C T 45 SEQCRD A M MET MET 169 387 C C 4 SEQCRD A C CYS CYS 170 388 E E 4 SEQCRD A R ARG ARG 171 389 E B 45 SEQCRD A D ASP ASP 172 390 E E 4 SEQCRD A K LYS LYS 173 391 E E 4 SEQCRD A G GLY GLY 174 392 E E 4 SEQCRD A Q GLN GLN 175 393 E E 4 SEQCRD A I ILE ILE 176 394 E E 4 SEQCRD A A ALA ALA 177 395 C C 4 SEQCRD A V VAL VAL 178 396 C T 45 SEQCRD A K LYS LYS 179 397 C T 45 SEQCRD A G GLY GLY 180 398 C T 45 SEQCRD A F PHE PHE 181 399 C T 45 SEQCRD A S SER SER 182 400 C C 4 SEQCRD A R ARG ARG 183 401 C C 4 SEQCRD A P PRO PRO 184 402 C C 4 SEQCRD A V VAL VAL 185 403 E E 4 SEQCRD A Q GLN GLN 186 404 E E 4 SEQCRD A I ILE ILE 187 405 E E 4 SEQCRD A Y TYR TYR 188 406 E E 4 SEQCRD A Q GLN GLN 189 407 E E 4 SEQCRD A V VAL VAL 190 408 E E 4 SEQCRD A V VAL VAL 191 409 C C 4 SEQCRD A D ASP ASP 192 410 C C 4 SEQCRD A S SER SER 193 411 C T 45 SEQCRD A R ARG ARG 194 412 C T 45 SEQCRD A R ARG ARG 195 413 C T 45 SEQCRD A D ASP ASP 196 414 C T 45 SEQCRD A L LEU LEU 197 415 C C 4 SEQCRD A G GLY GLY 198 416 C C 4 SEQCRD B G GLY --- 1 - - - 367 SEQCRD B R ARG --- 2 - - - 367 SEQCRD B L LEU LEU 3 221 C C 4 SEQCRD B E GLU GLU 4 222 C C 4 SEQCRD B T THR THR 5 223 C C 4 SEQCRD B Q GLN GLN 6 224 E E 4 SEQCRD B R ARG ARG 7 225 E E 4 SEQCRD B K LYS LYS 8 226 E E 4 SEQCRD B K LYS LYS 9 227 E E 4 SEQCRD B L LEU LEU 10 228 E E 4 SEQCRD B T THR THR 11 229 E E 4 SEQCRD B V VAL VAL 12 230 E E 4 SEQCRD B F PHE PHE 13 231 E E 4 SEQCRD B F PHE PHE 14 232 E E 4 SEQCRD B S SER SER 15 233 E E 4 SEQCRD B D ASP ASP 16 234 E E 4 SEQCRD B I ILE ILE 17 235 E E 4 SEQCRD B R ARG ARG 18 236 E E 4 SEQCRD B G GLY GLY 19 237 H T 45 SEQCRD B F PHE PHE 20 238 H H 4 SEQCRD B T THR THR 21 239 H H 4 SEQCRD B E GLU GLU 22 240 H H 4 SEQCRD B L LEU LEU 23 241 H H 4 SEQCRD B S SER SER 24 242 H H 4 SEQCRD B E GLU GLU 25 243 H H 4 SEQCRD B E GLU GLU 26 244 H H 4 SEQCRD B L LEU LEU 27 245 H C 45 SEQCRD B E GLU GLU 28 246 H C 45 SEQCRD B A ALA ALA 29 247 H H 4 SEQCRD B E GLU GLU 30 248 H H 4 SEQCRD B A ALA ALA 31 249 H H 4 SEQCRD B L LEU LEU 32 250 H H 4 SEQCRD B T THR THR 33 251 H H 4 SEQCRD B D ASP ASP 34 252 H H 4 SEQCRD B L LEU LEU 35 253 H H 4 SEQCRD B L LEU LEU 36 254 H H 4 SEQCRD B N ASN ASN 37 255 H H 4 SEQCRD B N ASN ASN 38 256 H H 4 SEQCRD B Y TYR TYR 39 257 H H 4 SEQCRD B L LEU LEU 40 258 H H 4 SEQCRD B N ASN ASN 41 259 H H 4 SEQCRD B E GLU GLU 42 260 H H 4 SEQCRD B M MET MET 43 261 H H 4 SEQCRD B S SER SER 44 262 H H 4 SEQCRD B K LYS LYS 45 263 H H 4 SEQCRD B I ILE ILE 46 264 H H 4 SEQCRD B A ALA ALA 47 265 H H 4 SEQCRD B L LEU LEU 48 266 H H 4 SEQCRD B K LYS LYS 49 267 H H 4 SEQCRD B Y TYR TYR 50 268 H H 4 SEQCRD B G GLY GLY 51 269 H C 45 SEQCRD B G GLY GLY 52 270 C C 4 SEQCRD B T THR THR 53 271 E E 4 SEQCRD B I ILE ILE 54 272 E E 4 SEQCRD B D ASP ASP 55 273 E E 4 SEQCRD B K LYS LYS 56 274 E E 4 SEQCRD B F PHE PHE 57 275 E E 4 SEQCRD B V VAL VAL 58 276 E E 4 SEQCRD B G GLY GLY 59 277 C T 45 SEQCRD B D ASP ASP 60 278 C T 45 SEQCRD B C CYS CYS 61 279 E E 4 SEQCRD B V VAL VAL 62 280 E E 4 SEQCRD B M MET MET 63 281 E E 4 SEQCRD B V VAL VAL 64 282 E E 4 SEQCRD B F PHE PHE 65 283 E E 4 SEQCRD B F PHE PHE 66 284 E E 4 SEQCRD B G GLY GLY 67 285 C T 45 SEQCRD B D ASP ASP 68 286 C T 45 SEQCRD B P PRO PRO 69 287 C T 45 SEQCRD B S SER SER 70 288 C T 45 SEQCRD B T THR THR 71 289 C T 45 SEQCRD B Q GLN GLN 72 290 C C 4 SEQCRD B G GLY GLY 73 291 H C 45 SEQCRD B A ALA ALA 74 292 H H 4 SEQCRD B K LYS LYS 75 293 H H 4 SEQCRD B K LYS LYS 76 294 H H 4 SEQCRD B D ASP ASP 77 295 H H 4 SEQCRD B A ALA ALA 78 296 H H 4 SEQCRD B V VAL VAL 79 297 H H 4 SEQCRD B A ALA ALA 80 298 H H 4 SEQCRD B A ALA ALA 81 299 H H 4 SEQCRD B V VAL VAL 82 300 H H 4 SEQCRD B S SER SER 83 301 H H 4 SEQCRD B M MET MET 84 302 H H 4 SEQCRD B G GLY GLY 85 303 H H 4 SEQCRD B I ILE ILE 86 304 H H 4 SEQCRD B A ALA ALA 87 305 H H 4 SEQCRD B M MET MET 88 306 H H 4 SEQCRD B R ARG ARG 89 307 H H 4 SEQCRD B K LYS LYS 90 308 H H 4 SEQCRD B H HIS HIS 91 309 H H 4 SEQCRD B M MET MET 92 310 H H 4 SEQCRD B K LYS LYS 93 311 H H 4 SEQCRD B V VAL VAL 94 312 H H 4 SEQCRD B L LEU LEU 95 313 H H 4 SEQCRD B R ARG ARG 96 314 H H 4 SEQCRD B Q GLN GLN 97 315 H H 4 SEQCRD B Q GLN GLN 98 316 H H 4 SEQCRD B W TRP TRP 99 317 H H 4 SEQCRD B R ARG ARG 100 318 H H 4 SEQCRD B A ALA ALA 101 319 H H 4 SEQCRD B Q GLN GLN 102 320 H H 4 SEQCRD B G GLY GLY 103 321 C C 4 SEQCRD B I ILE ILE 104 322 C C 4 SEQCRD B T THR THR 105 323 C C 4 SEQCRD B K LYS LYS 106 324 C C 4 SEQCRD B P PRO PRO 107 325 C C 4 SEQCRD B L LEU LEU 108 326 C C 4 SEQCRD B E GLU GLU 109 327 E E 4 SEQCRD B I ILE ILE 110 328 E E 4 SEQCRD B R ARG ARG 111 329 E E 4 SEQCRD B M MET MET 112 330 E E 4 SEQCRD B G GLY GLY 113 331 E E 4 SEQCRD B I ILE ILE 114 332 E E 4 SEQCRD B N ASN ASN 115 333 E E 4 SEQCRD B T THR THR 116 334 E E 4 SEQCRD B G GLY GLY 117 335 E E 4 SEQCRD B Y TYR TYR 118 336 E E 4 SEQCRD B C CYS CYS 119 337 E E 4 SEQCRD B T THR THR 120 338 E E 4 SEQCRD B V VAL VAL 121 339 E E 4 SEQCRD B G GLY GLY 122 340 E E 4 SEQCRD B N ASN ASN 123 341 E E 4 SEQCRD B F PHE PHE 124 342 E E 4 SEQCRD B G GLY GLY 125 343 E E 4 SEQCRD B A ALA ALA 126 344 E E 4 SEQCRD B D ASP ASP 127 345 C T 45 SEQCRD B T THR THR 128 346 C T 45 SEQCRD B R ARG ARG 129 347 E E 4 SEQCRD B M MET MET 130 348 E E 4 SEQCRD B D ASP ASP 131 349 E E 4 SEQCRD B Y TYR TYR 132 350 E E 4 SEQCRD B T THR THR 133 351 E E 4 SEQCRD B I ILE ILE 134 352 E E 4 SEQCRD B I ILE ILE 135 353 E E 4 SEQCRD B G GLY GLY 136 354 H C 45 SEQCRD B R ARG ARG 137 355 H H 4 SEQCRD B E GLU GLU 138 356 H H 4 SEQCRD B V VAL VAL 139 357 H H 4 SEQCRD B N ASN ASN 140 358 H H 4 SEQCRD B L LEU LEU 141 359 H H 4 SEQCRD B A ALA ALA 142 360 H H 4 SEQCRD B S SER SER 143 361 H H 4 SEQCRD B R ARG ARG 144 362 H H 4 SEQCRD B L LEU LEU 145 363 H H 4 SEQCRD B E GLU GLU 146 364 H H 4 SEQCRD B S SER SER 147 365 H H 4 SEQCRD B A ALA ALA 148 366 H H 4 SEQCRD B S SER SER 149 367 H C 45 SEQCRD B E GLU GLU 150 368 C T 45 SEQCRD B A ALA ALA 151 369 C T 45 SEQCRD B G GLY GLY 152 370 C T 45 SEQCRD B E GLU GLU 153 371 C T 45 SEQCRD B I ILE ILE 154 372 E E 4 SEQCRD B L LEU LEU 155 373 E E 4 SEQCRD B I ILE ILE 156 374 E E 4 SEQCRD B S SER SER 157 375 E E 4 SEQCRD B H HIS HIS 158 376 H H 4 SEQCRD B E GLU GLU 159 377 H H 4 SEQCRD B T THR THR 160 378 H H 4 SEQCRD B Y TYR TYR 161 379 H H 4 SEQCRD B S SER SER 162 380 H H 4 SEQCRD B L LEU LEU 163 381 H H 4 SEQCRD B I ILE ILE 164 382 H H 4 SEQCRD B K LYS LYS 165 383 H H 4 SEQCRD B D ASP ASP 166 384 C T 45 SEQCRD B V VAL VAL 167 385 C T 45 SEQCRD B I ILE ILE 168 386 C T 45 SEQCRD B M MET MET 169 387 C C 4 SEQCRD B C CYS CYS 170 388 E E 4 SEQCRD B R ARG ARG 171 389 E E 4 SEQCRD B D ASP ASP 172 390 E E 4 SEQCRD B K LYS LYS 173 391 E E 4 SEQCRD B G GLY GLY 174 392 E E 4 SEQCRD B Q GLN GLN 175 393 E E 4 SEQCRD B I ILE ILE 176 394 E E 4 SEQCRD B A ALA ALA 177 395 C E 45 SEQCRD B V VAL VAL 178 396 C E 45 SEQCRD B K LYS LYS 179 397 C T 45 SEQCRD B G GLY GLY 180 398 C T 45 SEQCRD B F PHE PHE 181 399 C E 45 SEQCRD B S SER SER 182 400 C E 45 SEQCRD B R ARG ARG 183 401 C E 45 SEQCRD B P PRO PRO 184 402 C E 45 SEQCRD B V VAL VAL 185 403 E E 4 SEQCRD B Q GLN GLN 186 404 E E 4 SEQCRD B I ILE ILE 187 405 E E 4 SEQCRD B Y TYR TYR 188 406 E E 4 SEQCRD B Q GLN GLN 189 407 E E 4 SEQCRD B V VAL VAL 190 408 E E 4 SEQCRD B V VAL VAL 191 409 C C 4 SEQCRD B D ASP ASP 192 410 C C 4 SEQCRD B S SER SER 193 411 C T 45 SEQCRD B R ARG ARG 194 412 C T 45 SEQCRD B R ARG ARG 195 413 C T 45 SEQCRD B D ASP ASP 196 414 C T 45 SEQCRD B L LEU LEU 197 415 C B 45 SEQCRD B G GLY GLY 198 416 C C 4 COMMNT S2CERR 1 0 No standard amino acid code S2CERR 2 0 SEQRES and ATOM residue names differ S2CERR 3 5 No ATOM record S2CERR 4 391 SEQRES and ATOM residue numbers differ S2CERR 5 68 PDB and STRIDE secondary structures differ S2CERR 6 5 PDB secondary structure is absent S2CERR 7 5 STRIDE secondary structure is absent COMMNT COMMNT Crystallographic technical parameters: PARAME method 'X-RAY DIFFRACTION' PARAME resolution 1.50 PARAME R-factor 0.18803 PARAME B-factor 21.926 COMMNT COMMNT Reference database information: DATABA source: DATABA UNP: Q9HZ23_PSEAE (Q9HZ23) COMMNT DATABA mutation: DATABA GLY A 1 --> ? ? 'EXPRESSION TAG' DATABA GLY B 1 --> ? ? 'EXPRESSION TAG'