HEADSC 1kk0 COMMNT S2C correlation file created: Sat Dec 27 19:14:14 EST 2003 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 www.fccc.edu/research/labs/dubrack/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 E GLU --- 2 - - - 367 SEQCRD A K LYS --- 3 - - - 367 SEQCRD A R ARG --- 4 - - - 367 SEQCRD A K LYS --- 5 - - - 367 SEQCRD A S SER SER 6 6 C C - SEQCRD A R ARG ARG 7 7 C C - SEQCRD A Q GLN GLN 8 8 C C - SEQCRD A A ALA ALA 9 9 C C - SEQCRD A E GLU GLU 10 10 C C - SEQCRD A V VAL VAL 11 11 C E 5 SEQCRD A N ASN ASN 12 12 E E - SEQCRD A I ILE ILE 13 13 E E - SEQCRD A G GLY GLY 14 14 E E - SEQCRD A M MSE MSE 15 15 E E - SEQCRD A V VAL VAL 16 16 E E - SEQCRD A G GLY GLY 17 17 C C - SEQCRD A H HIS HIS 18 18 C T 5 SEQCRD A V VAL VAL 19 19 C T 5 SEQCRD A D ASP ASP 20 20 C T 5 SEQCRD A H HIS HIS 21 21 C T 5 SEQCRD A G GLY GLY 22 22 H T 5 SEQCRD A K LYS LYS 23 23 H H - SEQCRD A T THR THR 24 24 H H - SEQCRD A T THR THR 25 25 H H - SEQCRD A L LEU LEU 26 26 H H - SEQCRD A T THR THR 27 27 H H - SEQCRD A K LYS LYS 28 28 H H - SEQCRD A A ALA ALA 29 29 H H - SEQCRD A L LEU LEU 30 30 H H - SEQCRD A T THR THR 31 31 H H - SEQCRD A G GLY GLY 32 32 H C 5 SEQCRD A V VAL VAL 33 33 C C - SEQCRD A W TRP TRP 34 34 C C - SEQCRD A T THR THR 35 35 C C - SEQCRD A D ASP ASP 36 36 C C - SEQCRD A T THR --- 37 - - - 367 SEQCRD A H HIS HIS 38 38 C T 5 SEQCRD A S SER SER 39 39 C T 5 SEQCRD A E GLU GLU 40 40 C T 5 SEQCRD A E GLU GLU 41 41 C T 5 SEQCRD A L LEU LEU 42 42 C T 5 SEQCRD A R ARG ARG 43 43 C T 5 SEQCRD A R ARG ARG 44 44 C T 5 SEQCRD A G GLY GLY 45 45 C T 5 SEQCRD A I ILE ILE 46 46 C T 5 SEQCRD A T THR THR 47 47 C T 5 SEQCRD A I ILE ILE 48 48 C T 5 SEQCRD A K LYS LYS 49 49 C T 5 SEQCRD A I ILE ILE 50 50 C C - SEQCRD A G GLY GLY 51 51 E E - SEQCRD A F PHE PHE 52 52 E E - SEQCRD A A ALA ALA 53 53 E E - SEQCRD A D ASP ASP 54 54 E E - SEQCRD A A ALA ALA 55 55 E E - SEQCRD A E GLU GLU 56 56 E E - SEQCRD A I ILE ILE 57 57 E E - SEQCRD A R ARG ARG 58 58 E E - SEQCRD A R ARG ARG 59 59 E E - SEQCRD A C CYS CYS 60 60 C T 5 SEQCRD A P PRO PRO 61 61 C T 5 SEQCRD A N ASN ASN 62 62 C T 5 SEQCRD A C CYS CYS 63 63 C T 5 SEQCRD A G GLY GLY 64 64 C T 5 SEQCRD A R ARG ARG 65 65 C C - SEQCRD A Y TYR TYR 66 66 E E - SEQCRD A S SER SER 67 67 E E - SEQCRD A T THR THR 68 68 C C - SEQCRD A S SER SER 69 69 C T 5 SEQCRD A P PRO PRO 70 70 C T 5 SEQCRD A V VAL VAL 71 71 C B 5 SEQCRD A C CYS CYS 72 72 C T 5 SEQCRD A P PRO PRO 73 73 C T 5 SEQCRD A Y TYR TYR 74 74 C T 5 SEQCRD A C CYS CYS 75 75 C T 5 SEQCRD A G GLY GLY 76 76 C T 5 SEQCRD A H HIS HIS 77 77 C C - SEQCRD A E GLU GLU 78 78 C B 5 SEQCRD A T THR THR 79 79 C C - SEQCRD A E GLU GLU 80 80 E E - SEQCRD A F PHE PHE 81 81 E E - SEQCRD A V VAL VAL 82 82 E E - SEQCRD A R ARG ARG 83 83 E E - SEQCRD A R ARG ARG 84 84 E E - SEQCRD A V VAL VAL 85 85 E E - SEQCRD A S SER SER 86 86 E E - SEQCRD A F PHE PHE 87 87 E E - SEQCRD A I ILE ILE 88 88 E E - SEQCRD A D ASP ASP 89 89 E E - SEQCRD A A ALA ALA 90 90 C C - SEQCRD A P PRO PRO 91 91 C C - SEQCRD A G GLY GLY 92 92 H C 5 SEQCRD A H HIS HIS 93 93 H H - SEQCRD A E GLU GLU 94 94 H H - SEQCRD A A ALA ALA 95 95 H H - SEQCRD A L LEU LEU 96 96 H H - SEQCRD A M MSE MSE 97 97 H H - SEQCRD A T THR THR 98 98 H H - SEQCRD A T THR THR 99 99 H H - SEQCRD A M MSE MSE 100 100 H H - SEQCRD A L LEU LEU 101 101 H H - SEQCRD A A ALA ALA 102 102 H H - SEQCRD A G GLY GLY 103 103 H H - SEQCRD A A ALA ALA 104 104 H G 5 SEQCRD A S SER SER 105 105 H G 5 SEQCRD A L LEU LEU 106 106 H G 5 SEQCRD A M MSE MSE 107 107 H C 5 SEQCRD A D ASP ASP 108 108 C C - SEQCRD A G GLY GLY 109 109 E E - SEQCRD A A ALA ALA 110 110 E E - SEQCRD A I ILE ILE 111 111 E E - SEQCRD A L LEU LEU 112 112 E E - SEQCRD A V VAL VAL 113 113 E E - SEQCRD A I ILE ILE 114 114 E E - SEQCRD A A ALA ALA 115 115 E E - SEQCRD A A ALA ALA 116 116 C T 5 SEQCRD A N ASN ASN 117 117 C T 5 SEQCRD A E GLU GLU 118 118 C T 5 SEQCRD A P PRO PRO 119 119 C C - SEQCRD A C CYS CYS 120 120 C C - SEQCRD A P PRO PRO 121 121 C C - SEQCRD A R ARG ARG 122 122 H C 5 SEQCRD A P PRO PRO 123 123 H H - SEQCRD A Q GLN GLN 124 124 H H - SEQCRD A T THR THR 125 125 H H - SEQCRD A R ARG ARG 126 126 H H - SEQCRD A E GLU GLU 127 127 H H - SEQCRD A H HIS HIS 128 128 H H - SEQCRD A L LEU LEU 129 129 H H - SEQCRD A M MSE MSE 130 130 H H - SEQCRD A A ALA ALA 131 131 H H - SEQCRD A L LEU LEU 132 132 H H - SEQCRD A Q GLN GLN 133 133 H H - SEQCRD A I ILE ILE 134 134 H H - SEQCRD A I ILE ILE 135 135 H H - SEQCRD A G GLY GLY 136 136 H C 5 SEQCRD A Q GLN GLN 137 137 C C - SEQCRD A K LYS LYS 138 138 C T 5 SEQCRD A N ASN ASN 139 139 C T 5 SEQCRD A I ILE ILE 140 140 E E - SEQCRD A I ILE ILE 141 141 E E - SEQCRD A I ILE ILE 142 142 E E - SEQCRD A A ALA ALA 143 143 E E - SEQCRD A Q GLN GLN 144 144 E E - SEQCRD A N ASN ASN 145 145 E E - SEQCRD A K LYS LYS 146 146 H T 5 SEQCRD A I ILE ILE 147 147 H T 5 SEQCRD A E GLU GLU 148 148 H T 5 SEQCRD A L LEU LEU 149 149 H T 5 SEQCRD A V VAL VAL 150 150 H T 5 SEQCRD A D ASP ASP 151 151 H C 5 SEQCRD A K LYS LYS 152 152 H H - SEQCRD A E GLU GLU 153 153 H H - SEQCRD A K LYS LYS 154 154 H H - SEQCRD A A ALA ALA 155 155 H H - SEQCRD A L LEU LEU 156 156 H H - SEQCRD A E GLU GLU 157 157 H H - SEQCRD A N ASN ASN 158 158 H H - SEQCRD A Y TYR TYR 159 159 H H - SEQCRD A R ARG ARG 160 160 H H - SEQCRD A Q GLN GLN 161 161 H H - SEQCRD A I ILE ILE 162 162 H H - SEQCRD A K LYS LYS 163 163 H H - SEQCRD A E GLU GLU 164 164 H H - SEQCRD A F PHE PHE 165 165 H H - SEQCRD A I ILE ILE 166 166 H H - SEQCRD A E GLU GLU 167 167 H T 5 SEQCRD A G GLY GLY 168 168 C T 5 SEQCRD A T THR THR 169 169 C T 5 SEQCRD A V VAL VAL 170 170 C T 5 SEQCRD A A ALA ALA 171 171 C T 5 SEQCRD A E GLU GLU 172 172 C T 5 SEQCRD A N ASN ASN 173 173 C T 5 SEQCRD A A ALA ALA 174 174 C T 5 SEQCRD A P PRO PRO 175 175 C C - SEQCRD A I ILE ILE 176 176 E E - SEQCRD A I ILE ILE 177 177 E E - SEQCRD A P PRO PRO 178 178 E E - SEQCRD A I ILE ILE 179 179 C C - SEQCRD A S SER SER 180 180 C B 5 SEQCRD A A ALA ALA 181 181 C T 5 SEQCRD A L LEU LEU 182 182 C T 5 SEQCRD A H HIS HIS 183 183 C T 5 SEQCRD A G GLY GLY 184 184 C T 5 SEQCRD A A ALA ALA 185 185 C B 5 SEQCRD A N ASN ASN 186 186 H T 5 SEQCRD A I ILE ILE 187 187 H H - SEQCRD A D ASP ASP 188 188 H H - SEQCRD A V VAL VAL 189 189 H H - SEQCRD A L LEU LEU 190 190 H H - SEQCRD A V VAL VAL 191 191 H H - SEQCRD A K LYS LYS 192 192 H H - SEQCRD A A ALA ALA 193 193 H H - SEQCRD A I ILE ILE 194 194 H H - SEQCRD A E GLU GLU 195 195 H H - SEQCRD A D ASP ASP 196 196 H H - SEQCRD A F PHE PHE 197 197 H H - SEQCRD A I ILE ILE 198 198 H C 5 SEQCRD A P PRO PRO 199 199 C C - SEQCRD A T THR THR 200 200 C C - SEQCRD A P PRO PRO 201 201 C T 5 SEQCRD A K LYS LYS 202 202 C T 5 SEQCRD A R ARG ARG 203 203 C T 5 SEQCRD A D ASP ASP 204 204 C T 5 SEQCRD A P PRO PRO 205 205 C T 5 SEQCRD A N ASN ASN 206 206 C T 5 SEQCRD A K LYS LYS 207 207 C T 5 SEQCRD A P PRO PRO 208 208 C C - SEQCRD A P PRO PRO 209 209 C C - SEQCRD A K LYS LYS 210 210 E E - SEQCRD A M MSE MSE 211 211 E E - SEQCRD A L LEU LEU 212 212 E E - SEQCRD A V VAL VAL 213 213 E E - SEQCRD A L LEU LEU 214 214 E E - SEQCRD A R ARG ARG 215 215 E E - SEQCRD A S SER SER 216 216 E E - SEQCRD A F PHE PHE 217 217 E E - SEQCRD A D ASP ASP 218 218 C C - SEQCRD A V VAL VAL 219 219 C C - SEQCRD A N ASN ASN 220 220 C C - SEQCRD A K LYS LYS 221 221 C C - SEQCRD A P PRO PRO 222 222 C C - SEQCRD A G GLY GLY 223 223 C C - SEQCRD A T THR --- 224 - - - 367 SEQCRD A P PRO --- 225 - - - 367 SEQCRD A P PRO --- 226 - - - 367 SEQCRD A E GLU --- 227 - - - 367 SEQCRD A K LYS --- 228 - - - 367 SEQCRD A L LEU LEU 229 229 C C - SEQCRD A V VAL VAL 230 230 C C - SEQCRD A G GLY GLY 231 231 C C - SEQCRD A G GLY GLY 232 232 C C - SEQCRD A V VAL VAL 233 233 E E - SEQCRD A L LEU LEU 234 234 E E - SEQCRD A G GLY GLY 235 235 E E - SEQCRD A G GLY GLY 236 236 E E - SEQCRD A S SER SER 237 237 E E - SEQCRD A I ILE ILE 238 238 E E - SEQCRD A V VAL VAL 239 239 E E - SEQCRD A Q GLN GLN 240 240 E E - SEQCRD A G GLY GLY 241 241 C C - SEQCRD A K LYS LYS 242 242 C C - SEQCRD A L LEU LEU 243 243 E E - SEQCRD A K LYS LYS 244 244 E E - SEQCRD A V VAL VAL 245 245 C T 5 SEQCRD A G GLY GLY 246 246 C T 5 SEQCRD A D ASP ASP 247 247 C E 5 SEQCRD A E GLU GLU 248 248 E E - SEQCRD A I ILE ILE 249 249 E E - SEQCRD A E GLU GLU 250 250 E E - SEQCRD A I ILE ILE 251 251 E E - SEQCRD A R ARG ARG 252 252 E E - SEQCRD A P PRO PRO 253 253 E E - SEQCRD A G GLY GLY 254 254 E E - SEQCRD A V VAL VAL 255 255 E E - SEQCRD A P PRO PRO 256 256 E E - SEQCRD A Y TYR TYR 257 257 E E - SEQCRD A E GLU GLU 258 258 E E - SEQCRD A E GLU GLU 259 259 E E - SEQCRD A H HIS HIS 260 260 C T 5 SEQCRD A G GLY GLY 261 261 C T 5 SEQCRD A R ARG ARG 262 262 E E - SEQCRD A I ILE ILE 263 263 E E - SEQCRD A K LYS LYS 264 264 E E - SEQCRD A Y TYR TYR 265 265 E E - SEQCRD A E GLU GLU 266 266 E E - SEQCRD A P PRO PRO 267 267 E E - SEQCRD A I ILE ILE 268 268 E E - SEQCRD A T THR THR 269 269 E E - SEQCRD A T THR THR 270 270 E E - SEQCRD A E GLU GLU 271 271 E E - SEQCRD A I ILE ILE 272 272 E E - SEQCRD A V VAL VAL 273 273 E E - SEQCRD A S SER SER 274 274 E E - SEQCRD A L LEU LEU 275 275 E E - SEQCRD A Q GLN GLN 276 276 E E - SEQCRD A A ALA ALA 277 277 E E - SEQCRD A G GLY GLY 278 278 C T 5 SEQCRD A G GLY GLY 279 279 C T 5 SEQCRD A Q GLN GLN 280 280 E E - SEQCRD A F PHE PHE 281 281 E E - SEQCRD A V VAL VAL 282 282 E E - SEQCRD A E GLU GLU 283 283 C T 5 SEQCRD A E GLU GLU 284 284 E E - SEQCRD A A ALA ALA 285 285 E E - SEQCRD A Y TYR TYR 286 286 C C - SEQCRD A P PRO PRO 287 287 C C - SEQCRD A G GLY GLY 288 288 C C - SEQCRD A G GLY GLY 289 289 C C - SEQCRD A L LEU LEU 290 290 C C - SEQCRD A V VAL VAL 291 291 E E - SEQCRD A G GLY GLY 292 292 E E - SEQCRD A V VAL VAL 293 293 E E - SEQCRD A G GLY GLY 294 294 E E - SEQCRD A T THR THR 295 295 E E - SEQCRD A K LYS LYS 296 296 C C - SEQCRD A L LEU LEU 297 297 C C - SEQCRD A D ASP ASP 298 298 H C 5 SEQCRD A P PRO PRO 299 299 H G 5 SEQCRD A Y TYR TYR 300 300 H G 5 SEQCRD A L LEU LEU 301 301 H G 5 SEQCRD A T THR THR 302 302 H T 5 SEQCRD A K LYS LYS 303 303 H T 5 SEQCRD A G GLY GLY 304 304 H T 5 SEQCRD A D ASP ASP 305 305 H T 5 SEQCRD A L LEU LEU 306 306 H T 5 SEQCRD A M MSE MSE 307 307 C T 5 SEQCRD A A ALA ALA 308 308 C T 5 SEQCRD A G GLY GLY 309 309 C T 5 SEQCRD A N ASN ASN 310 310 C E 5 SEQCRD A V VAL VAL 311 311 E E - SEQCRD A V VAL VAL 312 312 E E - SEQCRD A G GLY GLY 313 313 E E - SEQCRD A K LYS LYS 314 314 C T 5 SEQCRD A P PRO PRO 315 315 C T 5 SEQCRD A G GLY GLY 316 316 C T 5 SEQCRD A K LYS LYS 317 317 C T 5 SEQCRD A L LEU LEU 318 318 C C - SEQCRD A P PRO PRO 319 319 C C - SEQCRD A P PRO PRO 320 320 C C - SEQCRD A V VAL VAL 321 321 E E - SEQCRD A W TRP TRP 322 322 E E - SEQCRD A D ASP ASP 323 323 E E - SEQCRD A S SER SER 324 324 E E - SEQCRD A L LEU LEU 325 325 E E - SEQCRD A R ARG ARG 326 326 E E - SEQCRD A L LEU LEU 327 327 E E - SEQCRD A E GLU GLU 328 328 E E - SEQCRD A V VAL VAL 329 329 E E - SEQCRD A H HIS HIS 330 330 E E - SEQCRD A L LEU LEU 331 331 E E - SEQCRD A L LEU LEU 332 332 C C - SEQCRD A E GLU GLU 333 333 C C - SEQCRD A R ARG ARG 334 334 C C - SEQCRD A V VAL VAL 335 335 C C - SEQCRD A V VAL VAL 336 336 C C - SEQCRD A G GLY GLY 337 337 C C - SEQCRD A T THR THR 338 338 C T 5 SEQCRD A E GLU GLU 339 339 C T 5 SEQCRD A Q GLN GLN 340 340 C T 5 SEQCRD A E GLU GLU 341 341 C T 5 SEQCRD A L LEU LEU 342 342 C T 5 SEQCRD A K LYS LYS 343 343 C T 5 SEQCRD A V VAL VAL 344 344 C T 5 SEQCRD A E GLU GLU 345 345 C C - SEQCRD A P PRO PRO 346 346 C C - SEQCRD A I ILE ILE 347 347 C C - SEQCRD A K LYS LYS 348 348 C T 5 SEQCRD A R ARG ARG 349 349 C T 5 SEQCRD A K LYS LYS 350 350 C T 5 SEQCRD A E GLU GLU 351 351 C E 5 SEQCRD A V VAL VAL 352 352 E E - SEQCRD A L LEU LEU 353 353 E E - SEQCRD A L LEU LEU 354 354 E E - SEQCRD A L LEU LEU 355 355 E E - SEQCRD A N ASN ASN 356 356 E E - SEQCRD A V VAL VAL 357 357 E E - SEQCRD A G GLY GLY 358 358 C T 5 SEQCRD A T THR THR 359 359 C T 5 SEQCRD A A ALA ALA 360 360 E E - SEQCRD A R ARG ARG 361 361 E E - SEQCRD A T THR THR 362 362 E E - SEQCRD A M MSE MSE 363 363 E E - SEQCRD A G GLY GLY 364 364 E E - SEQCRD A L LEU LEU 365 365 E E - SEQCRD A V VAL VAL 366 366 E E - SEQCRD A T THR THR 367 367 E E - SEQCRD A G GLY GLY 368 368 E E - SEQCRD A L LEU LEU 369 369 E E - SEQCRD A G GLY GLY 370 370 E E - SEQCRD A K LYS LYS 371 371 C T 5 SEQCRD A D ASP ASP 372 372 C T 5 SEQCRD A E GLU GLU 373 373 E E - SEQCRD A I ILE ILE 374 374 E E - SEQCRD A E GLU GLU 375 375 E E - SEQCRD A V VAL VAL 376 376 E E - SEQCRD A K LYS LYS 377 377 E E - SEQCRD A L LEU LEU 378 378 E E - SEQCRD A Q GLN GLN 379 379 E E - SEQCRD A I ILE ILE 380 380 E E - SEQCRD A P PRO PRO 381 381 E E - SEQCRD A V VAL VAL 382 382 E E - SEQCRD A C CYS CYS 383 383 E E - SEQCRD A A ALA ALA 384 384 C C - SEQCRD A E GLU GLU 385 385 C T 5 SEQCRD A P PRO PRO 386 386 C T 5 SEQCRD A G GLY GLY 387 387 C T 5 SEQCRD A D ASP ASP 388 388 C E 5 SEQCRD A R ARG ARG 389 389 E E - SEQCRD A V VAL VAL 390 390 E E - SEQCRD A A ALA ALA 391 391 E E - SEQCRD A I ILE ILE 392 392 E E - SEQCRD A S SER SER 393 393 E E - SEQCRD A R ARG ARG 394 394 E E - SEQCRD A Q GLN GLN 395 395 E E - SEQCRD A I ILE ILE 396 396 C E 5 SEQCRD A G GLY GLY 397 397 C T 5 SEQCRD A S SER SER 398 398 C T 5 SEQCRD A R ARG ARG 399 399 C E 5 SEQCRD A W TRP TRP 400 400 E E - SEQCRD A R ARG ARG 401 401 E E - SEQCRD A L LEU LEU 402 402 E E - SEQCRD A I ILE ILE 403 403 E E - SEQCRD A G GLY GLY 404 404 E E - SEQCRD A Y TYR TYR 405 405 E E - SEQCRD A G GLY GLY 406 406 E E - SEQCRD A I ILE ILE 407 407 E E - SEQCRD A I ILE ILE 408 408 E E - SEQCRD A K LYS LYS 409 409 E E - SEQCRD A E GLU GLU 410 410 C C - COMMNT S2CERR 1 0 No standard amino acid code S2CERR 2 0 SEQRES and ATOM residue names differ S2CERR 3 11 No ATOM record S2CERR 4 0 SEQRES and ATOM residue numbers differ S2CERR 5 122 PDB and STRIDE secondary structures differ S2CERR 6 11 PDB secondary structure is absent S2CERR 7 11 STRIDE secondary structure is absent COMMNT COMMNT Crystallographic technical parameters: PARAME method 'X-RAY DIFFRACTION' PARAME resolution 1.95 PARAME R-factor ? PARAME B-factor ? COMMNT COMMNT Reference database information: DATABA source: DATABA SWS: IF2G_PYRAB (Q9V1G0) COMMNT DATABA mutation: DATABA MSE A 130 --> MET 131 'MODIFIED RESIDUE' DATABA MSE A 211 --> MET 212 'MODIFIED RESIDUE' DATABA MSE A 363 --> MET 364 'MODIFIED RESIDUE' DATABA MSE A 307 --> MET 308 'MODIFIED RESIDUE' DATABA MSE A 15 --> MET 16 'MODIFIED RESIDUE' DATABA MSE A 97 --> MET 98 'MODIFIED RESIDUE' DATABA MSE A 100 --> MET 101 'MODIFIED RESIDUE' DATABA MSE A 107 --> MET 108 'MODIFIED RESIDUE'