HEADSC 4n9x COMMNT S2C correlation file created: Sat Nov 30 16:52:18 EST 2013 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 M MSE MSE 1 1 C C - SEQCRD A Q GLN GLN 2 2 E E - SEQCRD A S SER SER 3 3 E E - SEQCRD A F PHE PHE 4 4 E E - SEQCRD A D ASP ASP 5 5 E E - SEQCRD A V VAL VAL 6 6 E E - SEQCRD A V VAL VAL 7 7 E E - SEQCRD A I ILE ILE 8 8 E E - SEQCRD A A ALA ALA 9 9 E E - SEQCRD A G GLY GLY 10 10 C T 5 SEQCRD A G GLY GLY 11 11 C T 5 SEQCRD A G GLY GLY 12 12 H C 5 SEQCRD A M MSE MSE 13 13 H H - SEQCRD A V VAL VAL 14 14 H H - SEQCRD A G GLY GLY 15 15 H H - SEQCRD A L LEU LEU 16 16 H H - SEQCRD A A ALA ALA 17 17 H H - SEQCRD A L LEU LEU 18 18 H H - SEQCRD A A ALA ALA 19 19 H H - SEQCRD A C CYS CYS 20 20 H T 5 SEQCRD A G GLY GLY 21 21 C T 5 SEQCRD A L LEU LEU 22 22 C T 5 SEQCRD A Q GLN GLN 23 23 C T 5 SEQCRD A G GLY GLY 24 24 C T 5 SEQCRD A S SER SER 25 25 C T 5 SEQCRD A G GLY GLY 26 26 C T 5 SEQCRD A L LEU LEU 27 27 C C - SEQCRD A R ARG ARG 28 28 C C - SEQCRD A I ILE ILE 29 29 E E - SEQCRD A A ALA ALA 30 30 E E - SEQCRD A V VAL VAL 31 31 E E - SEQCRD A L LEU LEU 32 32 E E - SEQCRD A E GLU GLU 33 33 C C - SEQCRD A K LYS LYS 34 34 C C - SEQCRD A Q GLN GLN 35 35 C C - SEQCRD A A ALA --- 36 - - - 367 SEQCRD A A ALA --- 37 - - - 367 SEQCRD A E GLU --- 38 - - - 367 SEQCRD A P PRO --- 39 - - - 367 SEQCRD A Q GLN --- 40 - - - 367 SEQCRD A T THR --- 41 - - - 367 SEQCRD A L LEU --- 42 - - - 367 SEQCRD A G GLY GLY 43 43 C C - SEQCRD A K LYS LYS 44 44 C C - SEQCRD A G GLY GLY 45 45 C C - SEQCRD A H HIS HIS 46 46 C C - SEQCRD A A ALA ALA 47 47 C T 5 SEQCRD A L LEU LEU 48 48 C T 5 SEQCRD A R ARG ARG 49 49 C T 5 SEQCRD A V VAL VAL 50 50 E E - SEQCRD A S SER SER 51 51 E E - SEQCRD A A ALA ALA 52 52 E E - SEQCRD A I ILE ILE 53 53 E E - SEQCRD A N ASN ASN 54 54 E E - SEQCRD A A ALA ALA 55 55 H H - SEQCRD A A ALA ALA 56 56 H H - SEQCRD A S SER SER 57 57 H H - SEQCRD A E GLU GLU 58 58 H H - SEQCRD A C CYS CYS 59 59 H H - SEQCRD A L LEU LEU 60 60 H H - SEQCRD A L LEU LEU 61 61 H H - SEQCRD A R ARG ARG 62 62 H H - SEQCRD A H HIS HIS 63 63 H H - SEQCRD A I ILE ILE 64 64 H H - SEQCRD A G GLY GLY 65 65 C C - SEQCRD A V VAL VAL 66 66 H H - SEQCRD A W TRP TRP 67 67 H H - SEQCRD A E GLU GLU 68 68 H H - SEQCRD A N ASN ASN 69 69 H H - SEQCRD A L LEU LEU 70 70 H H - SEQCRD A V VAL VAL 71 71 H H - SEQCRD A A ALA ALA 72 72 H H - SEQCRD A Q GLN GLN 73 73 H H - SEQCRD A R ARG ARG 74 74 H C 5 SEQCRD A V VAL VAL 75 75 C C - SEQCRD A S SER SER 76 76 E E - SEQCRD A P PRO PRO 77 77 E E - SEQCRD A Y TYR TYR 78 78 E E - SEQCRD A N ASN ASN 79 79 C C - SEQCRD A D ASP ASP 80 80 E E - SEQCRD A M MSE MSE 81 81 E E - SEQCRD A Q GLN GLN 82 82 E E - SEQCRD A V VAL VAL 83 83 E E - SEQCRD A W TRP TRP 84 84 E E - SEQCRD A D ASP ASP 85 85 E E - SEQCRD A K LYS LYS 86 86 C T 5 SEQCRD A D ASP ASP 87 87 C T 5 SEQCRD A S SER SER 88 88 C T 5 SEQCRD A F PHE PHE 89 89 C T 5 SEQCRD A G GLY GLY 90 90 C C - SEQCRD A K LYS LYS 91 91 E E - SEQCRD A I ILE ILE 92 92 E E - SEQCRD A S SER SER 93 93 E E - SEQCRD A F PHE PHE 94 94 E E - SEQCRD A S SER SER 95 95 E E - SEQCRD A G GLY GLY 96 96 C C - SEQCRD A E GLU GLU 97 97 H G 5 SEQCRD A E GLU GLU 98 98 H G 5 SEQCRD A F PHE PHE 99 99 H G 5 SEQCRD A G GLY GLY 100 100 H C 5 SEQCRD A F PHE PHE 101 101 C C - SEQCRD A S SER SER 102 102 C C - SEQCRD A H HIS HIS 103 103 C C - SEQCRD A L LEU LEU 104 104 C C - SEQCRD A G GLY GLY 105 105 E E - SEQCRD A H HIS HIS 106 106 E E - SEQCRD A I ILE ILE 107 107 E E - SEQCRD A I ILE ILE 108 108 E E - SEQCRD A E GLU GLU 109 109 E E - SEQCRD A N ASN ASN 110 110 H H - SEQCRD A P PRO PRO 111 111 H H - SEQCRD A V VAL VAL 112 112 H H - SEQCRD A I ILE ILE 113 113 H H - SEQCRD A Q GLN GLN 114 114 H H - SEQCRD A Q GLN GLN 115 115 H H - SEQCRD A V VAL VAL 116 116 H H - SEQCRD A L LEU LEU 117 117 H H - SEQCRD A W TRP TRP 118 118 H H - SEQCRD A Q GLN GLN 119 119 H H - SEQCRD A R ARG ARG 120 120 H H - SEQCRD A A ALA ALA 121 121 H H - SEQCRD A S SER SER 122 122 H H - SEQCRD A Q GLN GLN 123 123 C H 5 SEQCRD A L LEU LEU 124 124 C T 5 SEQCRD A S SER SER 125 125 C T 5 SEQCRD A D ASP ASP 126 126 C T 5 SEQCRD A I ILE ILE 127 127 E E - SEQCRD A T THR THR 128 128 E E - SEQCRD A L LEU LEU 129 129 E E - SEQCRD A L LEU LEU 130 130 E E - SEQCRD A S SER SER 131 131 C T 5 SEQCRD A P PRO PRO 132 132 C T 5 SEQCRD A T THR THR 133 133 C T 5 SEQCRD A S SER SER 134 134 C C - SEQCRD A L LEU LEU 135 135 E E - SEQCRD A K LYS LYS 136 136 E E - SEQCRD A Q GLN GLN 137 137 E E - SEQCRD A V VAL VAL 138 138 E E - SEQCRD A A ALA ALA 139 139 C C - SEQCRD A W TRP TRP 140 140 C C - SEQCRD A G GLY GLY 141 141 C T 5 SEQCRD A E GLU GLU 142 142 C T 5 SEQCRD A N ASN ASN 143 143 C T 5 SEQCRD A E GLU GLU 144 144 C T 5 SEQCRD A A ALA ALA 145 145 C C - SEQCRD A F PHE PHE 146 146 C C - SEQCRD A I ILE ILE 147 147 E E - SEQCRD A T THR THR 148 148 E E - SEQCRD A L LEU LEU 149 149 E E - SEQCRD A Q GLN GLN 150 150 C T 5 SEQCRD A D ASP ASP 151 151 C T 5 SEQCRD A D ASP ASP 152 152 C T 5 SEQCRD A S SER SER 153 153 C C - SEQCRD A M MSE MSE 154 154 C B 5 SEQCRD A L LEU LEU 155 155 E E - SEQCRD A T THR THR 156 156 E E - SEQCRD A A ALA ALA 157 157 E E - SEQCRD A R ARG ARG 158 158 E E - SEQCRD A L LEU LEU 159 159 E E - SEQCRD A V VAL VAL 160 160 E E - SEQCRD A V VAL VAL 161 161 E E - SEQCRD A G GLY GLY 162 162 E E - SEQCRD A A ALA ALA 163 163 C T 5 SEQCRD A D ASP ASP 164 164 C T 5 SEQCRD A G GLY GLY 165 165 C T 5 SEQCRD A A ALA ALA 166 166 C T 5 SEQCRD A H HIS --- 167 - - - 367 SEQCRD A S SER --- 168 - - - 367 SEQCRD A W TRP --- 169 - - - 367 SEQCRD A L LEU --- 170 - - - 367 SEQCRD A R ARG --- 171 - - - 367 SEQCRD A Q GLN --- 172 - - - 367 SEQCRD A H HIS --- 173 - - - 367 SEQCRD A A ALA --- 174 - - - 367 SEQCRD A D ASP --- 175 - - - 367 SEQCRD A I ILE --- 176 - - - 367 SEQCRD A P PRO --- 177 - - - 367 SEQCRD A L LEU --- 178 - - - 367 SEQCRD A T THR --- 179 - - - 367 SEQCRD A F PHE --- 180 - - - 367 SEQCRD A W TRP --- 181 - - - 367 SEQCRD A D ASP ASP 182 182 C C - SEQCRD A Y TYR TYR 183 183 C C - SEQCRD A G GLY GLY 184 184 C C - SEQCRD A H HIS HIS 185 185 C E 5 SEQCRD A H HIS HIS 186 186 E E - SEQCRD A A ALA ALA 187 187 E E - SEQCRD A L LEU LEU 188 188 E E - SEQCRD A V VAL VAL 189 189 E E - SEQCRD A A ALA ALA 190 190 E E - SEQCRD A N ASN ASN 191 191 E E - SEQCRD A I ILE ILE 192 192 E E - SEQCRD A R ARG ARG 193 193 E E - SEQCRD A T THR THR 194 194 E E - SEQCRD A E GLU GLU 195 195 C T 5 SEQCRD A H HIS HIS 196 196 C T 5 SEQCRD A P PRO PRO 197 197 C T 5 SEQCRD A H HIS HIS 198 198 C T 5 SEQCRD A Q GLN GLN 199 199 C T 5 SEQCRD A S SER SER 200 200 C T 5 SEQCRD A V VAL VAL 201 201 E E - SEQCRD A A ALA ALA 202 202 E E - SEQCRD A R ARG ARG 203 203 E E - SEQCRD A Q GLN GLN 204 204 E E - SEQCRD A A ALA ALA 205 205 E E - SEQCRD A F PHE PHE 206 206 E E - SEQCRD A H HIS HIS 207 207 E E - SEQCRD A G GLY GLY 208 208 C T 5 SEQCRD A D ASP ASP 209 209 C T 5 SEQCRD A G GLY GLY 210 210 E E - SEQCRD A I ILE ILE 211 211 E E - SEQCRD A L LEU LEU 212 212 E E - SEQCRD A A ALA ALA 213 213 E E - SEQCRD A F PHE PHE 214 214 E E - SEQCRD A L LEU LEU 215 215 E E - SEQCRD A P PRO PRO 216 216 E E - SEQCRD A L LEU LEU 217 217 C T 5 SEQCRD A D ASP ASP 218 218 C T 5 SEQCRD A D ASP ASP 219 219 C T 5 SEQCRD A P PRO PRO 220 220 C T 5 SEQCRD A H HIS HIS 221 221 C T 5 SEQCRD A L LEU LEU 222 222 E E - SEQCRD A C CYS CYS 223 223 E E - SEQCRD A S SER SER 224 224 E E - SEQCRD A I ILE ILE 225 225 E E - SEQCRD A V VAL VAL 226 226 E E - SEQCRD A W TRP TRP 227 227 E E - SEQCRD A S SER SER 228 228 E E - SEQCRD A L LEU LEU 229 229 E E - SEQCRD A S SER SER 230 230 H C 5 SEQCRD A P PRO PRO 231 231 H H - SEQCRD A E GLU GLU 232 232 H H - SEQCRD A Q GLN GLN 233 233 H H - SEQCRD A A ALA ALA 234 234 H H - SEQCRD A L LEU LEU 235 235 H H - SEQCRD A V VAL VAL 236 236 H H - SEQCRD A M MSE MSE 237 237 H H - SEQCRD A Q GLN GLN 238 238 H H - SEQCRD A S SER SER 239 239 H H - SEQCRD A L LEU LEU 240 240 H C 5 SEQCRD A P PRO PRO 241 241 H C 5 SEQCRD A V VAL VAL 242 242 H H - SEQCRD A E GLU GLU 243 243 H H - SEQCRD A E GLU GLU 244 244 H H - SEQCRD A F PHE PHE 245 245 H H - SEQCRD A N ASN ASN 246 246 H H - SEQCRD A R ARG ARG 247 247 H H - SEQCRD A Q GLN GLN 248 248 H H - SEQCRD A V VAL VAL 249 249 H H - SEQCRD A A ALA ALA 250 250 H H - SEQCRD A M MSE MSE 251 251 H H - SEQCRD A A ALA ALA 252 252 H H - SEQCRD A F PHE PHE 253 253 C T 5 SEQCRD A D ASP ASP 254 254 C T 5 SEQCRD A M MSE MSE 255 255 C T 5 SEQCRD A R ARG ARG 256 256 C T 5 SEQCRD A L LEU LEU 257 257 C T 5 SEQCRD A G GLY GLY 258 258 C T 5 SEQCRD A L LEU LEU 259 259 C C - SEQCRD A C CYS CYS 260 260 E E - SEQCRD A E GLU GLU 261 261 E E - SEQCRD A L LEU LEU 262 262 E E - SEQCRD A E GLU GLU 263 263 C C - SEQCRD A S SER SER 264 264 C C - SEQCRD A E GLU GLU 265 265 C C - SEQCRD A R ARG ARG 266 266 C C - SEQCRD A Q GLN GLN 267 267 E E - SEQCRD A T THR THR 268 268 E E - SEQCRD A F PHE PHE 269 269 E E - SEQCRD A P PRO PRO 270 270 E E - SEQCRD A L LEU LEU 271 271 C E 5 SEQCRD A M MSE MSE 272 272 C C - SEQCRD A G GLY GLY 273 273 C T 5 SEQCRD A R ARG ARG 274 274 C T 5 SEQCRD A Y TYR TYR 275 275 C T 5 SEQCRD A A ALA ALA 276 276 C T 5 SEQCRD A R ARG ARG 277 277 C C - SEQCRD A S SER SER 278 278 E E - SEQCRD A F PHE PHE 279 279 E E - SEQCRD A A ALA ALA 280 280 E E - SEQCRD A A ALA ALA 281 281 E E - SEQCRD A H HIS HIS 282 282 C T 5 SEQCRD A R ARG ARG 283 283 C T 5 SEQCRD A L LEU LEU 284 284 E E - SEQCRD A V VAL VAL 285 285 E E - SEQCRD A L LEU LEU 286 286 E E - SEQCRD A V VAL VAL 287 287 E E - SEQCRD A G GLY GLY 288 288 C C - SEQCRD A D ASP ASP 289 289 H C 5 SEQCRD A A ALA ALA 290 290 H G 5 SEQCRD A A ALA ALA 291 291 H G 5 SEQCRD A H HIS HIS 292 292 H G 5 SEQCRD A T THR THR 293 293 H C 5 SEQCRD A I ILE ILE 294 294 C C - SEQCRD A H HIS HIS 295 295 C T 5 SEQCRD A P PRO PRO 296 296 C T 5 SEQCRD A L LEU LEU 297 297 C T 5 SEQCRD A A ALA ALA 298 298 C T 5 SEQCRD A G GLY GLY 299 299 C T 5 SEQCRD A Q GLN GLN 300 300 H H - SEQCRD A G GLY GLY 301 301 H H - SEQCRD A V VAL VAL 302 302 H H - SEQCRD A N ASN ASN 303 303 H H - SEQCRD A L LEU LEU 304 304 H H - SEQCRD A G GLY GLY 305 305 H H - SEQCRD A F PHE PHE 306 306 H H - SEQCRD A M MSE MSE 307 307 H H - SEQCRD A D ASP ASP 308 308 H H - SEQCRD A V VAL VAL 309 309 H H - SEQCRD A A ALA ALA 310 310 H H - SEQCRD A E GLU GLU 311 311 H H - SEQCRD A L LEU LEU 312 312 H H - SEQCRD A I ILE ILE 313 313 H H - SEQCRD A A ALA ALA 314 314 H H - SEQCRD A E GLU GLU 315 315 H H - SEQCRD A L LEU LEU 316 316 H H - SEQCRD A K LYS LYS 317 317 H C 5 SEQCRD A R ARG ARG 318 318 C C - SEQCRD A L LEU --- 319 - - - 367 SEQCRD A Q GLN --- 320 - - - 367 SEQCRD A T THR --- 321 - - - 367 SEQCRD A Q GLN --- 322 - - - 367 SEQCRD A G GLY --- 323 - - - 367 SEQCRD A K LYS LYS 324 324 C C - SEQCRD A D ASP ASP 325 325 C T 5 SEQCRD A I ILE ILE 326 326 C T 5 SEQCRD A G GLY GLY 327 327 C T 5 SEQCRD A Q GLN GLN 328 328 C T 5 SEQCRD A H HIS HIS 329 329 C T 5 SEQCRD A L LEU LEU 330 330 C T 5 SEQCRD A Y TYR TYR 331 331 C T 5 SEQCRD A L LEU LEU 332 332 H H - SEQCRD A R ARG ARG 333 333 H H - SEQCRD A R ARG ARG 334 334 H H - SEQCRD A Y TYR TYR 335 335 H H - SEQCRD A E GLU GLU 336 336 H H - SEQCRD A R ARG ARG 337 337 H H - SEQCRD A R ARG ARG 338 338 H H - SEQCRD A R ARG ARG 339 339 H H - SEQCRD A K LYS LYS 340 340 H H - SEQCRD A H HIS HIS 341 341 H H - SEQCRD A S SER SER 342 342 H H - SEQCRD A A ALA ALA 343 343 H H - SEQCRD A A ALA ALA 344 344 H H - SEQCRD A V VAL VAL 345 345 H H - SEQCRD A M MSE MSE 346 346 H H - SEQCRD A L LEU LEU 347 347 H H - SEQCRD A A ALA ALA 348 348 H H - SEQCRD A S SER SER 349 349 H H - SEQCRD A M MSE MSE 350 350 H H - SEQCRD A Q GLN GLN 351 351 H H - SEQCRD A G GLY GLY 352 352 H H - SEQCRD A F PHE PHE 353 353 H H - SEQCRD A R ARG ARG 354 354 H H - SEQCRD A E GLU GLU 355 355 H H - SEQCRD A L LEU LEU 356 356 H H - SEQCRD A F PHE PHE 357 357 H H - SEQCRD A D ASP ASP 358 358 H H - SEQCRD A G GLY GLY 359 359 H H - SEQCRD A D ASP ASP 360 360 H C 5 SEQCRD A N ASN ASN 361 361 H C 5 SEQCRD A P PRO PRO 362 362 H H - SEQCRD A A ALA ALA 363 363 H H - SEQCRD A K LYS LYS 364 364 H H - SEQCRD A K LYS LYS 365 365 H H - SEQCRD A L LEU LEU 366 366 H H - SEQCRD A L LEU LEU 367 367 H H - SEQCRD A R ARG ARG 368 368 H H - SEQCRD A D ASP ASP 369 369 H H - SEQCRD A V VAL VAL 370 370 H H - SEQCRD A G GLY GLY 371 371 H C 5 SEQCRD A L LEU LEU 372 372 C C - SEQCRD A V VAL VAL 373 373 C T 5 SEQCRD A L LEU LEU 374 374 C T 5 SEQCRD A A ALA ALA 375 375 C T 5 SEQCRD A D ASP ASP 376 376 C T 5 SEQCRD A K LYS LYS 377 377 C C - SEQCRD A L LEU LEU 378 378 C T 5 SEQCRD A P PRO PRO 379 379 C T 5 SEQCRD A G GLY GLY 380 380 H T 5 SEQCRD A I ILE ILE 381 381 H H - SEQCRD A K LYS LYS 382 382 H H - SEQCRD A P PRO PRO 383 383 H H - SEQCRD A T THR THR 384 384 H H - SEQCRD A L LEU LEU 385 385 H H - SEQCRD A V VAL VAL 386 386 H H - SEQCRD A R ARG ARG 387 387 H H - SEQCRD A Q GLN GLN 388 388 H H - SEQCRD A A ALA ALA 389 389 H H - SEQCRD A M MSE MSE 390 390 H H - SEQCRD A G GLY GLY 391 391 C T 5 SEQCRD A L LEU LEU 392 392 C T 5 SEQCRD A H HIS HIS 393 393 C T 5 SEQCRD A D ASP ASP 394 394 C T 5 SEQCRD A L LEU LEU 395 395 C T 5 SEQCRD A P PRO PRO 396 396 C C - SEQCRD A D ASP ASP 397 397 C C - SEQCRD A W TRP TRP 398 398 C C - SEQCRD A L LEU --- 399 - - - 367 SEQCRD A S SER --- 400 - - - 367 SEQCRD A A ALA --- 401 - - - 367 SEQCRD A G GLY --- 402 - - - 367 SEQCRD A K LYS --- 403 - - - 367 SEQCRD A L LEU --- 404 - - - 367 SEQCRD A E GLU --- 405 - - - 367 SEQCRD A H HIS --- 406 - - - 367 SEQCRD A H HIS --- 407 - - - 367 SEQCRD A H HIS --- 408 - - - 367 SEQCRD A H HIS --- 409 - - - 367 SEQCRD A H HIS --- 410 - - - 367 SEQCRD A H HIS --- 411 - - - 367 COMMNT S2CERR 1 0 No standard amino acid code S2CERR 2 0 SEQRES and ATOM residue names differ S2CERR 3 40 No ATOM record S2CERR 4 0 SEQRES and ATOM residue numbers differ S2CERR 5 104 PDB and STRIDE secondary structures differ S2CERR 6 40 PDB secondary structure is absent S2CERR 7 40 STRIDE secondary structure is absent COMMNT COMMNT Crystallographic technical parameters: PARAME method 'X-RAY DIFFRACTION' PARAME resolution 2.503 PARAME R-factor 0.227 PARAME B-factor 88.641 COMMNT COMMNT Reference database information: DATABA source: DATABA UNP: Q6DA06_ERWCT (Q6DA06) COMMNT DATABA mutation: DATABA HIS A 411 --> ? ? 'EXPRESSION TAG' DATABA HIS A 406 --> ? ? 'EXPRESSION TAG' DATABA LEU A 404 --> ? ? 'EXPRESSION TAG' DATABA GLU A 405 --> ? ? 'EXPRESSION TAG' DATABA HIS A 410 --> ? ? 'EXPRESSION TAG' DATABA HIS A 407 --> ? ? 'EXPRESSION TAG' DATABA HIS A 409 --> ? ? 'EXPRESSION TAG' DATABA HIS A 408 --> ? ? 'EXPRESSION TAG'