HEADSC 1zsx
COMMNT S2C correlation file created: Sat Jan 14 07:54:00 EST 2006
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 S SER ---     2      - - - 367    
SEQCRD A S SER ---     3      - - - 367    
SEQCRD A H HIS ---     4      - - - 367    
SEQCRD A H HIS ---     5      - - - 367    
SEQCRD A H HIS ---     6      - - - 367    
SEQCRD A H HIS ---     7      - - - 367    
SEQCRD A H HIS ---     8      - - - 367    
SEQCRD A H HIS ---     9      - - - 367    
SEQCRD A S SER ---    10      - - - 367    
SEQCRD A S SER ---    11      - - - 367    
SEQCRD A G GLY ---    12      - - - 367    
SEQCRD A R ARG ---    13      - - - 367    
SEQCRD A E GLU ---    14      - - - 367    
SEQCRD A N ASN ---    15      - - - 367    
SEQCRD A L LEU ---    16      - - - 367    
SEQCRD A Y TYR ---    17      - - - 367    
SEQCRD A F PHE ---    18      - - - 367    
SEQCRD A Q GLN ---    19      - - - 367    
SEQCRD A G GLY ---    20      - - - 367    
SEQCRD A H HIS ---    21      - - - 367    
SEQCRD A M MET ---    22      - - - 367    
SEQCRD A L LEU ---    23      - - - 367    
SEQCRD A Q GLN GLN    24     -1 C T 45     
SEQCRD A F PHE PHE    25      0 C T 45     
SEQCRD A Y TYR TYR    26     25 E E 4      
SEQCRD A R ARG ARG    27     26 E E 4      
SEQCRD A N ASN ASN    28     27 E E 4      
SEQCRD A L LEU LEU    29     28 C T 45     
SEQCRD A G GLY GLY    30     29 C T 45     
SEQCRD A K LYS LYS    31     30 C T 45     
SEQCRD A S SER SER    32     31 C T 45     
SEQCRD A G GLY GLY    33     32 C C 4      
SEQCRD A L LEU LEU    34     33 C C 4      
SEQCRD A R ARG ARG    35     34 E E 4      
SEQCRD A V VAL VAL    36     35 E E 4      
SEQCRD A S SER SER    37     36 E E 4      
SEQCRD A C CYS CYS    38     37 C T 45     
SEQCRD A L LEU LEU    39     38 E E 4      
SEQCRD A G GLY GLY    40     39 E E 4      
SEQCRD A L LEU LEU    41     40 E E 4      
SEQCRD A G GLY GLY    42     41 E C 45     
SEQCRD A T THR THR    43     42 C T 45     
SEQCRD A W TRP TRP    44     43 C T 45     
SEQCRD A V VAL VAL    45     44 C T 45     
SEQCRD A T THR THR    46     45 C I 45     
SEQCRD A F PHE PHE    47     46 C I 45     
SEQCRD A G GLY GLY    48     47 C I 45     
SEQCRD A G GLY GLY    49     48 C I 45     
SEQCRD A Q GLN GLN    50     49 C I 45     
SEQCRD A I ILE ILE    51     50 C C 4      
SEQCRD A T THR THR    52     51 H C 45     
SEQCRD A D ASP ASP    53     52 H H 4      
SEQCRD A E GLU GLU    54     53 H H 4      
SEQCRD A M MET MET    55     54 H H 4      
SEQCRD A A ALA ALA    56     55 H H 4      
SEQCRD A E GLU GLU    57     56 H H 4      
SEQCRD A Q GLN GLN    58     57 H H 4      
SEQCRD A L LEU LEU    59     58 H H 4      
SEQCRD A M MET MET    60     59 H H 4      
SEQCRD A T THR THR    61     60 H H 4      
SEQCRD A L LEU LEU    62     61 H H 4      
SEQCRD A A ALA ALA    63     62 H H 4      
SEQCRD A Y TYR TYR    64     63 H H 4      
SEQCRD A D ASP ASP    65     64 H H 4      
SEQCRD A N ASN ASN    66     65 H H 4      
SEQCRD A G GLY GLY    67     66 C C 4      
SEQCRD A I ILE ILE    68     67 C C 4      
SEQCRD A N ASN ASN    69     68 C C 4      
SEQCRD A L LEU LEU    70     69 E E 4      
SEQCRD A F PHE PHE    71     70 E E 4      
SEQCRD A D ASP ASP    72     71 E E 4      
SEQCRD A T THR THR    73     72 C E 45     
SEQCRD A A ALA ALA    74     73 C E 45     
SEQCRD A E GLU GLU    75     74 C T 45     
SEQCRD A V VAL VAL    76     75 H T 45     
SEQCRD A Y TYR TYR    77     76 H G 45     
SEQCRD A A ALA ALA    78     77 H G 45     
SEQCRD A A ALA ALA    79     78 H G 45     
SEQCRD A G GLY GLY    80     79 H G 45     
SEQCRD A K LYS LYS    81     80 H H 4      
SEQCRD A A ALA ALA    82     81 H H 4      
SEQCRD A E GLU GLU    83     82 H H 4      
SEQCRD A V VAL VAL    84     83 H H 4      
SEQCRD A V VAL VAL    85     84 H H 4      
SEQCRD A L LEU LEU    86     85 H H 4      
SEQCRD A G GLY GLY    87     86 H H 4      
SEQCRD A N ASN ASN    88     87 H H 4      
SEQCRD A I ILE ILE    89     88 H H 4      
SEQCRD A I ILE ILE    90     89 H H 4      
SEQCRD A K LYS LYS    91     90 H H 4      
SEQCRD A K LYS LYS    92     91 H H 4      
SEQCRD A K LYS LYS    93     92 H H 4      
SEQCRD A G GLY GLY    94     93 H C 45     
SEQCRD A W TRP TRP    95     94 C C 4      
SEQCRD A R ARG ARG    96     95 H C 45     
SEQCRD A R ARG ARG    97     96 H G 45     
SEQCRD A S SER SER    98     97 H G 45     
SEQCRD A S SER SER    99     98 H G 45     
SEQCRD A L LEU LEU   100     99 H C 45     
SEQCRD A V VAL VAL   101    100 E E 4      
SEQCRD A I ILE ILE   102    101 E E 4      
SEQCRD A T THR THR   103    102 E E 4      
SEQCRD A T THR THR   104    103 E E 4      
SEQCRD A K LYS LYS   105    104 E E 4      
SEQCRD A I ILE ILE   106    105 E E 4      
SEQCRD A F PHE PHE   107    106 C C 4      
SEQCRD A W TRP TRP   108    107 C B 45     
SEQCRD A G GLY GLY   109    108 C C 4      
SEQCRD A G GLY GLY   110    109 C C 4      
SEQCRD A K LYS LYS   111    110 C C 4      
SEQCRD A A ALA ALA   112    111 H T 45     
SEQCRD A E GLU GLU   113    112 H T 45     
SEQCRD A T THR THR   114    113 H T 45     
SEQCRD A E GLU GLU   115    114 H T 45     
SEQCRD A R ARG ARG   116    115 H B 45     
SEQCRD A G GLY GLY   117    116 C C 4      
SEQCRD A L LEU LEU   118    117 C C 4      
SEQCRD A S SER SER   119    118 H C 45     
SEQCRD A R ARG ARG   120    119 H H 4      
SEQCRD A K LYS LYS   121    120 H H 4      
SEQCRD A H HIS HIS   122    121 H H 4      
SEQCRD A I ILE ILE   123    122 H H 4      
SEQCRD A I ILE ILE   124    123 H H 4      
SEQCRD A E GLU GLU   125    124 H H 4      
SEQCRD A G GLY GLY   126    125 H H 4      
SEQCRD A L LEU LEU   127    126 H H 4      
SEQCRD A K LYS LYS   128    127 H H 4      
SEQCRD A A ALA ALA   129    128 H H 4      
SEQCRD A S SER SER   130    129 H H 4      
SEQCRD A L LEU LEU   131    130 H H 4      
SEQCRD A E GLU GLU   132    131 H H 4      
SEQCRD A R ARG ARG   133    132 H H 4      
SEQCRD A L LEU LEU   134    133 H H 4      
SEQCRD A Q GLN GLN   135    134 H C 45     
SEQCRD A L LEU LEU   136    135 C C 4      
SEQCRD A E GLU GLU   137    136 C C 4      
SEQCRD A Y TYR TYR   138    137 C C 4      
SEQCRD A V VAL VAL   139    138 E E 4      
SEQCRD A D ASP ASP   140    139 E E 4      
SEQCRD A V VAL VAL   141    140 E E 4      
SEQCRD A V VAL VAL   142    141 E E 4      
SEQCRD A F PHE PHE   143    142 E E 4      
SEQCRD A A ALA ALA   144    143 E E 4      
SEQCRD A N ASN ASN   145    144 C T 45     
SEQCRD A R ARG ARG   146    145 C T 45     
SEQCRD A P PRO PRO   147    146 C T 45     
SEQCRD A D ASP ASP   148    147 C T 45     
SEQCRD A P PRO PRO   149    148 C T 45     
SEQCRD A N ASN ASN   150    149 C T 45     
SEQCRD A T THR THR   151    150 C T 45     
SEQCRD A P PRO PRO   152    151 H C 45     
SEQCRD A M MET MET   153    152 H H 4      
SEQCRD A E GLU GLU   154    153 H H 4      
SEQCRD A E GLU GLU   155    154 H H 4      
SEQCRD A T THR THR   156    155 H H 4      
SEQCRD A V VAL VAL   157    156 H H 4      
SEQCRD A R ARG ARG   158    157 H H 4      
SEQCRD A A ALA ALA   159    158 H H 4      
SEQCRD A M MET MET   160    159 H H 4      
SEQCRD A T THR THR   161    160 H H 4      
SEQCRD A H HIS HIS   162    161 H H 4      
SEQCRD A V VAL VAL   163    162 H H 4      
SEQCRD A I ILE ILE   164    163 H H 4      
SEQCRD A N ASN ASN   165    164 H H 4      
SEQCRD A Q GLN GLN   166    165 H H 4      
SEQCRD A G GLY GLY   167    166 C T 45     
SEQCRD A M MET MET   168    167 C T 45     
SEQCRD A A ALA ALA   169    168 E E 4      
SEQCRD A M MET MET   170    169 E E 4      
SEQCRD A Y TYR TYR   171    170 E E 4      
SEQCRD A W TRP TRP   172    171 E E 4      
SEQCRD A G GLY GLY   173    172 E E 4      
SEQCRD A T THR THR   174    173 E E 4      
SEQCRD A S SER SER   175    174 E E 4      
SEQCRD A R ARG ARG   176    175 C T 45     
SEQCRD A W TRP TRP   177    176 C T 45     
SEQCRD A S SER SER   178    177 H C 45     
SEQCRD A S SER SER   179    178 H H 4      
SEQCRD A M MET MET   180    179 H H 4      
SEQCRD A E GLU GLU   181    180 H H 4      
SEQCRD A I ILE ILE   182    181 H H 4      
SEQCRD A M MET MET   183    182 H H 4      
SEQCRD A E GLU GLU   184    183 H H 4      
SEQCRD A A ALA ALA   185    184 H H 4      
SEQCRD A Y TYR TYR   186    185 H H 4      
SEQCRD A S SER SER   187    186 H H 4      
SEQCRD A V VAL VAL   188    187 H H 4      
SEQCRD A A ALA ALA   189    188 H H 4      
SEQCRD A R ARG ARG   190    189 H H 4      
SEQCRD A Q GLN GLN   191    190 H H 4      
SEQCRD A F PHE PHE   192    191 H H 4      
SEQCRD A N ASN ASN   193    192 H C 45     
SEQCRD A L LEU LEU   194    193 C C 4      
SEQCRD A T THR THR   195    194 C C 4      
SEQCRD A P PRO PRO   196    195 C C 4      
SEQCRD A P PRO PRO   197    196 C C 4      
SEQCRD A I ILE ILE   198    197 C C 4      
SEQCRD A C CYS CYS   199    198 E E 4      
SEQCRD A E GLU GLU   200    199 E E 4      
SEQCRD A Q GLN GLN   201    200 E E 4      
SEQCRD A A ALA ALA   202    201 E E 4      
SEQCRD A E GLU GLU   203    202 E E 4      
SEQCRD A Y TYR TYR   204    203 C C 4      
SEQCRD A H HIS HIS   205    204 C B 45     
SEQCRD A M MET MET   206    205 C T 45     
SEQCRD A F PHE PHE   207    206 C T 45     
SEQCRD A Q GLN GLN   208    207 C B 45     
SEQCRD A R ARG ARG   209    208 H H 4      
SEQCRD A E GLU GLU   210    209 H H 4      
SEQCRD A K LYS LYS   211    210 H H 4      
SEQCRD A V VAL VAL   212    211 H H 4      
SEQCRD A E GLU GLU   213    212 H H 4      
SEQCRD A V VAL VAL   214    213 H H 4      
SEQCRD A Q GLN GLN   215    214 H H 4      
SEQCRD A L LEU LEU   216    215 H H 4      
SEQCRD A P PRO PRO   217    216 H H 4      
SEQCRD A E GLU GLU   218    217 H H 4      
SEQCRD A L LEU LEU   219    218 H H 4      
SEQCRD A F PHE PHE   220    219 H H 4      
SEQCRD A H HIS HIS   221    220 H H 4      
SEQCRD A K LYS LYS   222    221 H H 4      
SEQCRD A I ILE ILE   223    222 H H 4      
SEQCRD A G GLY GLY   224    223 H C 45     
SEQCRD A V VAL VAL   225    224 C C 4      
SEQCRD A G GLY GLY   226    225 E E 4      
SEQCRD A A ALA ALA   227    226 E E 4      
SEQCRD A M MET MET   228    227 E E 4      
SEQCRD A T THR THR   229    228 E E 4      
SEQCRD A W TRP TRP   230    229 E E 4      
SEQCRD A S SER SER   231    230 C T 45     
SEQCRD A P PRO PRO   232    231 C T 45     
SEQCRD A L LEU LEU   233    232 H T 45     
SEQCRD A A ALA ALA   234    233 H G 45     
SEQCRD A C CYS CYS   235    234 H G 45     
SEQCRD A G GLY GLY   236    235 H G 45     
SEQCRD A I ILE ILE   237    236 H G 45     
SEQCRD A V VAL VAL   238    237 H G 45     
SEQCRD A S SER SER   239    238 H G 45     
SEQCRD A G GLY GLY   240    239 H T 45     
SEQCRD A K LYS LYS   241    240 C T 45     
SEQCRD A Y TYR TYR   242    241 C T 45     
SEQCRD A D ASP ASP   243    242 C T 45     
SEQCRD A S SER SER   244    243 C T 45     
SEQCRD A G GLY GLY   245    244 C T 45     
SEQCRD A I ILE ILE   246    245 C C 4      
SEQCRD A P PRO PRO   247    246 C T 45     
SEQCRD A P PRO PRO   248    247 C T 45     
SEQCRD A Y TYR TYR   249    248 C T 45     
SEQCRD A S SER SER   250    249 H T 45     
SEQCRD A R ARG ARG   251    250 H G 45     
SEQCRD A A ALA ALA   252    251 H G 45     
SEQCRD A S SER SER   253    252 H G 45     
SEQCRD A L LEU LEU   254    253 H T 45     
SEQCRD A K LYS LYS   255    254 C T 45     
SEQCRD A G GLY GLY   256    255 C T 45     
SEQCRD A Y TYR TYR   257    256 H H 4      
SEQCRD A Q GLN GLN   258    257 H H 4      
SEQCRD A W TRP TRP   259    258 H H 4      
SEQCRD A L LEU LEU   260    259 H H 4      
SEQCRD A K LYS LYS   261    260 H H 4      
SEQCRD A D ASP ASP   262    261 H H 4      
SEQCRD A K LYS LYS   263    262 H H 4      
SEQCRD A I ILE ILE   264    263 H H 4      
SEQCRD A L LEU LEU   265    264 H H 4      
SEQCRD A S SER SER   266    265 H C 45     
SEQCRD A E GLU GLU   267    266 H H 4      
SEQCRD A E GLU GLU   268    267 H H 4      
SEQCRD A G GLY GLY   269    268 H H 4      
SEQCRD A R ARG ARG   270    269 H H 4      
SEQCRD A R ARG ARG   271    270 H H 4      
SEQCRD A Q GLN GLN   272    271 H H 4      
SEQCRD A Q GLN GLN   273    272 H H 4      
SEQCRD A A ALA ALA   274    273 H H 4      
SEQCRD A K LYS LYS   275    274 H H 4      
SEQCRD A L LEU LEU   276    275 H H 4      
SEQCRD A K LYS LYS   277    276 H H 4      
SEQCRD A E GLU GLU   278    277 H H 4      
SEQCRD A L LEU LEU   279    278 H H 4      
SEQCRD A Q GLN GLN   280    279 H H 4      
SEQCRD A A ALA ALA   281    280 H H 4      
SEQCRD A I ILE ILE   282    281 H H 4      
SEQCRD A A ALA ALA   283    282 H H 4      
SEQCRD A E GLU GLU   284    283 H H 4      
SEQCRD A R ARG ARG   285    284 H H 4      
SEQCRD A L LEU LEU   286    285 H H 4      
SEQCRD A G GLY GLY   287    286 H C 45     
SEQCRD A C CYS CYS   288    287 C C 4      
SEQCRD A T THR THR   289    288 H C 45     
SEQCRD A L LEU LEU   290    289 H H 4      
SEQCRD A P PRO PRO   291    290 H H 4      
SEQCRD A Q GLN GLN   292    291 H H 4      
SEQCRD A L LEU LEU   293    292 H H 4      
SEQCRD A A ALA ALA   294    293 H H 4      
SEQCRD A I ILE ILE   295    294 H H 4      
SEQCRD A A ALA ALA   296    295 H H 4      
SEQCRD A W TRP TRP   297    296 H H 4      
SEQCRD A C CYS CYS   298    297 H H 4      
SEQCRD A L LEU LEU   299    298 H H 4      
SEQCRD A R ARG ARG   300    299 H T 45     
SEQCRD A N ASN ASN   301    300 H T 45     
SEQCRD A E GLU GLU   302    301 C T 45     
SEQCRD A G GLY GLY   303    302 C T 45     
SEQCRD A V VAL VAL   304    303 E E 4      
SEQCRD A S SER SER   305    304 E E 4      
SEQCRD A S SER SER   306    305 E E 4      
SEQCRD A V VAL VAL   307    306 E E 4      
SEQCRD A L LEU LEU   308    307 E E 4      
SEQCRD A L LEU LEU   309    308 E E 4      
SEQCRD A G GLY GLY   310    309 C C 4      
SEQCRD A A ALA ALA   311    310 C C 4      
SEQCRD A S SER SER   312    311 C C 4      
SEQCRD A N ASN ASN   313    312 H C 45     
SEQCRD A A ALA ALA   314    313 H H 4      
SEQCRD A D ASP ASP   315    314 H H 4      
SEQCRD A Q GLN GLN   316    315 H H 4      
SEQCRD A L LEU LEU   317    316 H H 4      
SEQCRD A M MET MET   318    317 H H 4      
SEQCRD A E GLU GLU   319    318 H H 4      
SEQCRD A N ASN ASN   320    319 H H 4      
SEQCRD A I ILE ILE   321    320 H H 4      
SEQCRD A G GLY GLY   322    321 H H 4      
SEQCRD A A ALA ALA   323    322 H H 4      
SEQCRD A I ILE ILE   324    323 H H 4      
SEQCRD A Q GLN GLN   325    324 H H 4      
SEQCRD A V VAL VAL   326    325 H H 4      
SEQCRD A L LEU LEU   327    326 H G 45     
SEQCRD A P PRO PRO   328    327 H G 45     
SEQCRD A K LYS LYS   329    328 H G 45     
SEQCRD A L LEU LEU   330    329 H T 45     
SEQCRD A S SER SER   331    330 H T 45     
SEQCRD A S SER SER   332    331 H H 4      
SEQCRD A S SER SER   333    332 H H 4      
SEQCRD A I ILE ILE   334    333 H H 4      
SEQCRD A I ILE ILE   335    334 H H 4      
SEQCRD A H HIS HIS   336    335 H H 4      
SEQCRD A E GLU GLU   337    336 H H 4      
SEQCRD A I ILE ILE   338    337 H H 4      
SEQCRD A D ASP ASP   339    338 H H 4      
SEQCRD A S SER SER   340    339 H H 4      
SEQCRD A I ILE ILE   341    340 H H 4      
SEQCRD A L LEU LEU   342    341 H H 4      
SEQCRD A G GLY GLY   343    342 H C 45     
SEQCRD A N ASN ASN   344    343 C C 4      
SEQCRD A K LYS LYS   345    344 C C 4      
SEQCRD A P PRO PRO   346    345 C C 4      
SEQCRD A Y TYR ---   347      - - - 367    
COMMNT
S2CERR 1      0 No standard amino acid code
S2CERR 2      0 SEQRES and ATOM residue names differ
S2CERR 3     24 No ATOM record
S2CERR 4    323 SEQRES and ATOM residue numbers differ
S2CERR 5     97 PDB and STRIDE secondary structures differ
S2CERR 6     24 PDB secondary structure is absent
S2CERR 7     24 STRIDE secondary structure is absent
COMMNT
COMMNT Crystallographic technical parameters:
PARAME    method     'X-RAY DIFFRACTION'
PARAME    resolution 1.90
PARAME    R-factor   0.14623
PARAME    B-factor   26.597
COMMNT
COMMNT Reference database information:
DATABA    source:
DATABA        GB: NP_742128 (27436969)
COMMNT
DATABA    mutation:
DATABA       GLU A 14    -->  ? ?          'CLONING ARTIFACT'  
DATABA       MET A 22    -->  ? ?          'CLONING ARTIFACT'  
DATABA       HIS A 6     -->  ? ?          'HIS TAG'           
DATABA       HIS A 21    -->  ? ?          'CLONING ARTIFACT'  
DATABA       LEU A 23    -->  ? ?          'CLONING ARTIFACT'  
DATABA       HIS A 8     -->  ? ?          'HIS TAG'           
DATABA       PHE A 25    -->  ? ?          'CLONING ARTIFACT'  
DATABA       SER A 3     -->  ? ?          'CLONING ARTIFACT'  
DATABA       GLY A 1     -->  ? ?          'CLONING ARTIFACT'  
DATABA       SER A 10    -->  ? ?          'CLONING ARTIFACT'  
DATABA       HIS A 9     -->  ? ?          'HIS TAG'           
DATABA       GLY A 20    -->  ? ?          'CLONING ARTIFACT'  
DATABA       HIS A 4     -->  ? ?          'HIS TAG'           
DATABA       SER A 11    -->  ? ?          'CLONING ARTIFACT'  
DATABA       HIS A 5     -->  ? ?          'HIS TAG'           
DATABA       HIS A 7     -->  ? ?          'HIS TAG'           
DATABA       ARG A 13    -->  ? ?          'CLONING ARTIFACT'  
DATABA       ASN A 15    -->  ? ?          'CLONING ARTIFACT'  
DATABA       PHE A 18    -->  ? ?          'CLONING ARTIFACT'  
DATABA       LEU A 16    -->  ? ?          'CLONING ARTIFACT'  
DATABA       TYR A 17    -->  ? ?          'CLONING ARTIFACT'  
DATABA       SER A 2     -->  ? ?          'CLONING ARTIFACT'  
DATABA       GLY A 12    -->  ? ?          'CLONING ARTIFACT'  
DATABA       GLN A 19    -->  ? ?          'CLONING ARTIFACT'  
DATABA       GLN A 24    -->  ? ?          'CLONING ARTIFACT'