HEADSC 1rl4 COMMNT S2C correlation file created: Sat Oct 9 02:02:27 EDT 2004 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 M MET --- 1 - - - 367 SEQCRD A S SER --- 2 - - - 367 SEQCRD A K LYS --- 3 - - - 367 SEQCRD A N ASN --- 4 - - - 367 SEQCRD A E GLU --- 5 - - - 367 SEQCRD A K LYS --- 6 - - - 367 SEQCRD A D ASP --- 7 - - - 367 SEQCRD A E GLU --- 8 - - - 367 SEQCRD A I ILE --- 9 - - - 367 SEQCRD A K LYS LYS 10 66 C C 4 SEQCRD A I ILE ILE 11 67 C C 4 SEQCRD A V VAL VAL 12 68 C C 4 SEQCRD A K LYS LYS 13 69 C T 45 SEQCRD A Y TYR TYR 14 70 C T 45 SEQCRD A P PRO PRO 15 71 C T 45 SEQCRD A D ASP ASP 16 72 H T 45 SEQCRD A P PRO PRO 17 73 H G 45 SEQCRD A I ILE ILE 18 74 H G 45 SEQCRD A L LEU LEU 19 75 H G 45 SEQCRD A R ARG ARG 20 76 H G 45 SEQCRD A R ARG ARG 21 77 H C 45 SEQCRD A R ARG ARG 22 78 C C 4 SEQCRD A S SER SER 23 79 C C 4 SEQCRD A E GLU GLU 24 80 C B 45 SEQCRD A E GLU GLU 25 81 C C 4 SEQCRD A V VAL VAL 26 82 C C 4 SEQCRD A T THR THR 27 83 C C 4 SEQCRD A N ASN ASN 28 84 C C 4 SEQCRD A F PHE PHE 29 85 C C 4 SEQCRD A D ASP ASP 30 86 H C 45 SEQCRD A D ASP ASP 31 87 H H 4 SEQCRD A N ASN ASN 32 88 H H 4 SEQCRD A L LEU LEU 33 89 H H 4 SEQCRD A K LYS LYS 34 90 H H 4 SEQCRD A R ARG ARG 35 91 H H 4 SEQCRD A V VAL VAL 36 92 H H 4 SEQCRD A V VAL VAL 37 93 H H 4 SEQCRD A R ARG ARG 38 94 H H 4 SEQCRD A K LYS LYS 39 95 H H 4 SEQCRD A M MET MET 40 96 H H 4 SEQCRD A F PHE PHE 41 97 H H 4 SEQCRD A D ASP ASP 42 98 H H 4 SEQCRD A I ILE ILE 43 99 H H 4 SEQCRD A M MET MET 44 100 H H 4 SEQCRD A Y TYR TYR 45 101 H H 4 SEQCRD A E GLU GLU 46 102 H H 4 SEQCRD A S SER SER 47 103 H H 4 SEQCRD A K LYS LYS 48 104 C C 4 SEQCRD A G GLY GLY 49 105 C C 4 SEQCRD A I ILE ILE 50 106 C C 4 SEQCRD A G GLY GLY 51 107 E E 4 SEQCRD A L LEU LEU 52 108 E E 4 SEQCRD A S SER SER 53 109 E E 4 SEQCRD A A ALA ALA 54 110 C G 45 SEQCRD A P PRO PRO 55 111 H G 45 SEQCRD A Q GLN GLN 56 112 H G 45 SEQCRD A V VAL VAL 57 113 H G 45 SEQCRD A N ASN ASN 58 114 H C 45 SEQCRD A I ILE ILE 59 115 C T 45 SEQCRD A S SER SER 60 116 C T 45 SEQCRD A K LYS LYS 61 117 C B 45 SEQCRD A R ARG ARG 62 118 C T 45 SEQCRD A I ILE ILE 63 119 E E 4 SEQCRD A I ILE ILE 64 120 E E 4 SEQCRD A V VAL VAL 65 121 E E 4 SEQCRD A W TRP TRP 66 122 E E 4 SEQCRD A N ASN ASN 67 123 C T 45 SEQCRD A A ALA --- 68 - - - 367 SEQCRD A L LEU --- 69 - - - 367 SEQCRD A Y TYR --- 70 - - - 367 SEQCRD A E GLU --- 71 - - - 367 SEQCRD A K LYS --- 72 - - - 367 SEQCRD A R ARG --- 73 - - - 367 SEQCRD A K LYS --- 74 - - - 367 SEQCRD A E GLU --- 75 - - - 367 SEQCRD A E GLU --- 76 - - - 367 SEQCRD A N ASN --- 77 - - - 367 SEQCRD A E GLU --- 78 - - - 367 SEQCRD A R ARG ARG 79 135 C T 45 SEQCRD A I ILE ILE 80 136 E E 4 SEQCRD A F PHE PHE 81 137 E E 4 SEQCRD A I ILE ILE 82 138 E E 4 SEQCRD A N ASN ASN 83 139 E E 4 SEQCRD A P PRO PRO 84 140 E E 4 SEQCRD A S SER SER 85 141 E E 4 SEQCRD A I ILE ILE 86 142 E E 4 SEQCRD A V VAL VAL 87 143 E E 4 SEQCRD A E GLU GLU 88 144 E E 4 SEQCRD A Q GLN GLN 89 145 E E 4 SEQCRD A S SER SER 90 146 C C 4 SEQCRD A L LEU LEU 91 147 C C 4 SEQCRD A V VAL VAL 92 148 C C 4 SEQCRD A K LYS LYS 93 149 E E 4 SEQCRD A L LEU LEU 94 150 E E 4 SEQCRD A K LYS LYS 95 151 E E 4 SEQCRD A L LEU LEU 96 152 E E 4 SEQCRD A I ILE ILE 97 153 E E 4 SEQCRD A E GLU GLU 98 154 E E 4 SEQCRD A G GLY GLY 99 155 C E 45 SEQCRD A C CYS CYS 100 156 C E 45 SEQCRD A L LEU LEU 101 157 C T 45 SEQCRD A S SER SER 102 158 C T 45 SEQCRD A F PHE PHE 103 159 C E 45 SEQCRD A P PRO PRO 104 160 C E 45 SEQCRD A G GLY GLY 105 161 C E 45 SEQCRD A I ILE ILE 106 162 C E 45 SEQCRD A E GLU GLU 107 163 C E 45 SEQCRD A G GLY GLY 108 164 E E 4 SEQCRD A K LYS LYS 109 165 E E 4 SEQCRD A V VAL VAL 110 166 E E 4 SEQCRD A E GLU GLU 111 167 E E 4 SEQCRD A R ARG ARG 112 168 E E 4 SEQCRD A P PRO PRO 113 169 E E 4 SEQCRD A S SER SER 114 170 C T 45 SEQCRD A I ILE ILE 115 171 C E 45 SEQCRD A V VAL VAL 116 172 E E 4 SEQCRD A S SER SER 117 173 E E 4 SEQCRD A I ILE ILE 118 174 E E 4 SEQCRD A S SER SER 119 175 E E 4 SEQCRD A Y TYR TYR 120 176 E E 4 SEQCRD A Y TYR TYR 121 177 E E 4 SEQCRD A D ASP ASP 122 178 C T 45 SEQCRD A I ILE ILE 123 179 C T 45 SEQCRD A N ASN ASN 124 180 C T 45 SEQCRD A G GLY GLY 125 181 C T 45 SEQCRD A Y TYR TYR 126 182 C C 4 SEQCRD A K LYS LYS 127 183 E E 4 SEQCRD A H HIS HIS 128 184 E E 4 SEQCRD A L LEU LEU 129 185 E E 4 SEQCRD A K LYS LYS 130 186 E E 4 SEQCRD A I ILE ILE 131 187 E E 4 SEQCRD A L LEU LEU 132 188 E E 4 SEQCRD A K LYS LYS 133 189 H E 45 SEQCRD A G GLY GLY 134 190 H H 4 SEQCRD A I ILE ILE 135 191 H H 4 SEQCRD A H HIS HIS 136 192 H H 4 SEQCRD A S SER SER 137 193 H H 4 SEQCRD A R ARG ARG 138 194 H H 4 SEQCRD A I ILE ILE 139 195 H H 4 SEQCRD A F PHE PHE 140 196 H H 4 SEQCRD A Q GLN GLN 141 197 H H 4 SEQCRD A H HIS HIS 142 198 H H 4 SEQCRD A E GLU GLU 143 199 H H 4 SEQCRD A F PHE PHE 144 200 H H 4 SEQCRD A D ASP ASP 145 201 H H 4 SEQCRD A H HIS HIS 146 202 H H 4 SEQCRD A L LEU LEU 147 203 H H 4 SEQCRD A N ASN ASN 148 204 H H 4 SEQCRD A G GLY GLY 149 205 C C 4 SEQCRD A T THR THR 150 206 C C 4 SEQCRD A L LEU LEU 151 207 H C 45 SEQCRD A F PHE PHE 152 208 H G 45 SEQCRD A I ILE ILE 153 209 H G 45 SEQCRD A D ASP ASP 154 210 H G 45 SEQCRD A K LYS LYS 155 211 H G 45 SEQCRD A M MET MET 156 212 H B 45 SEQCRD A T THR THR 157 213 H C 45 SEQCRD A Q GLN GLN 158 214 H H 4 SEQCRD A V VAL VAL 159 215 H H 4 SEQCRD A D ASP ASP 160 216 H H 4 SEQCRD A K LYS LYS 161 217 H H 4 SEQCRD A K LYS LYS 162 218 H H 4 SEQCRD A K LYS LYS 163 219 H H 4 SEQCRD A V VAL VAL 164 220 H H 4 SEQCRD A R ARG ARG 165 221 H H 4 SEQCRD A P PRO PRO 166 222 H H 4 SEQCRD A K LYS LYS 167 223 H H 4 SEQCRD A L LEU LEU 168 224 H H 4 SEQCRD A N ASN ASN 169 225 H H 4 SEQCRD A E GLU GLU 170 226 H H 4 SEQCRD A L LEU LEU 171 227 H H 4 SEQCRD A I ILE ILE 172 228 H H 4 SEQCRD A R ARG ARG 173 229 H H 4 SEQCRD A D ASP ASP 174 230 H C 45 SEQCRD A Y TYR --- 175 - - - 367 SEQCRD A K LYS --- 176 - - - 367 SEQCRD A A ALA --- 177 - - - 367 SEQCRD A T THR --- 178 - - - 367 SEQCRD A H HIS --- 179 - - - 367 SEQCRD A S SER --- 180 - - - 367 SEQCRD A L LEU --- 181 - - - 367 SEQCRD A E GLU --- 182 - - - 367 SEQCRD A H HIS --- 183 - - - 367 SEQCRD A H HIS --- 184 - - - 367 SEQCRD A H HIS --- 185 - - - 367 SEQCRD A H HIS --- 186 - - - 367 SEQCRD A H HIS --- 187 - - - 367 SEQCRD A H HIS --- 188 - - - 367 SEQCRD B M MET --- 1 - - - 367 SEQCRD B S SER --- 2 - - - 367 SEQCRD B K LYS --- 3 - - - 367 SEQCRD B N ASN --- 4 - - - 367 SEQCRD B E GLU --- 5 - - - 367 SEQCRD B K LYS --- 6 - - - 367 SEQCRD B D ASP --- 7 - - - 367 SEQCRD B E GLU --- 8 - - - 367 SEQCRD B I ILE --- 9 - - - 367 SEQCRD B K LYS LYS 10 66 C C 4 SEQCRD B I ILE ILE 11 67 C C 4 SEQCRD B V VAL VAL 12 68 C C 4 SEQCRD B K LYS LYS 13 69 C T 45 SEQCRD B Y TYR TYR 14 70 C T 45 SEQCRD B P PRO PRO 15 71 C T 45 SEQCRD B D ASP ASP 16 72 H T 45 SEQCRD B P PRO PRO 17 73 H G 45 SEQCRD B I ILE ILE 18 74 H G 45 SEQCRD B L LEU LEU 19 75 H G 45 SEQCRD B R ARG ARG 20 76 H G 45 SEQCRD B R ARG ARG 21 77 H C 45 SEQCRD B R ARG ARG 22 78 C C 4 SEQCRD B S SER SER 23 79 C C 4 SEQCRD B E GLU GLU 24 80 C B 45 SEQCRD B E GLU GLU 25 81 C C 4 SEQCRD B V VAL VAL 26 82 C C 4 SEQCRD B T THR THR 27 83 C C 4 SEQCRD B N ASN ASN 28 84 C C 4 SEQCRD B F PHE PHE 29 85 C C 4 SEQCRD B D ASP ASP 30 86 H C 45 SEQCRD B D ASP ASP 31 87 H H 4 SEQCRD B N ASN ASN 32 88 H H 4 SEQCRD B L LEU LEU 33 89 H H 4 SEQCRD B K LYS LYS 34 90 H H 4 SEQCRD B R ARG ARG 35 91 H H 4 SEQCRD B V VAL VAL 36 92 H H 4 SEQCRD B V VAL VAL 37 93 H H 4 SEQCRD B R ARG ARG 38 94 H H 4 SEQCRD B K LYS LYS 39 95 H H 4 SEQCRD B M MET MET 40 96 H H 4 SEQCRD B F PHE PHE 41 97 H H 4 SEQCRD B D ASP ASP 42 98 H H 4 SEQCRD B I ILE ILE 43 99 H H 4 SEQCRD B M MET MET 44 100 H H 4 SEQCRD B Y TYR TYR 45 101 H H 4 SEQCRD B E GLU GLU 46 102 H H 4 SEQCRD B S SER SER 47 103 H H 4 SEQCRD B K LYS LYS 48 104 C C 4 SEQCRD B G GLY GLY 49 105 C C 4 SEQCRD B I ILE ILE 50 106 C C 4 SEQCRD B G GLY GLY 51 107 E E 4 SEQCRD B L LEU LEU 52 108 E E 4 SEQCRD B S SER SER 53 109 E E 4 SEQCRD B A ALA ALA 54 110 C G 45 SEQCRD B P PRO PRO 55 111 H G 45 SEQCRD B Q GLN GLN 56 112 H G 45 SEQCRD B V VAL VAL 57 113 H G 45 SEQCRD B N ASN ASN 58 114 H C 45 SEQCRD B I ILE ILE 59 115 C C 4 SEQCRD B S SER SER 60 116 C C 4 SEQCRD B K LYS LYS 61 117 C B 45 SEQCRD B R ARG ARG 62 118 C T 45 SEQCRD B I ILE ILE 63 119 E E 4 SEQCRD B I ILE ILE 64 120 E E 4 SEQCRD B V VAL VAL 65 121 E E 4 SEQCRD B W TRP TRP 66 122 E E 4 SEQCRD B N ASN ASN 67 123 C T 45 SEQCRD B A ALA --- 68 - - - 367 SEQCRD B L LEU --- 69 - - - 367 SEQCRD B Y TYR --- 70 - - - 367 SEQCRD B E GLU --- 71 - - - 367 SEQCRD B K LYS --- 72 - - - 367 SEQCRD B R ARG --- 73 - - - 367 SEQCRD B K LYS --- 74 - - - 367 SEQCRD B E GLU --- 75 - - - 367 SEQCRD B E GLU --- 76 - - - 367 SEQCRD B N ASN --- 77 - - - 367 SEQCRD B E GLU --- 78 - - - 367 SEQCRD B R ARG ARG 79 135 C T 45 SEQCRD B I ILE ILE 80 136 E E 4 SEQCRD B F PHE PHE 81 137 E E 4 SEQCRD B I ILE ILE 82 138 E E 4 SEQCRD B N ASN ASN 83 139 E E 4 SEQCRD B P PRO PRO 84 140 E E 4 SEQCRD B S SER SER 85 141 E E 4 SEQCRD B I ILE ILE 86 142 E E 4 SEQCRD B V VAL VAL 87 143 E E 4 SEQCRD B E GLU GLU 88 144 E E 4 SEQCRD B Q GLN GLN 89 145 E E 4 SEQCRD B S SER SER 90 146 C C 4 SEQCRD B L LEU LEU 91 147 C C 4 SEQCRD B V VAL VAL 92 148 C C 4 SEQCRD B K LYS LYS 93 149 E E 4 SEQCRD B L LEU LEU 94 150 E E 4 SEQCRD B K LYS LYS 95 151 E E 4 SEQCRD B L LEU LEU 96 152 E E 4 SEQCRD B I ILE ILE 97 153 E E 4 SEQCRD B E GLU GLU 98 154 E E 4 SEQCRD B G GLY GLY 99 155 C E 45 SEQCRD B C CYS CYS 100 156 C E 45 SEQCRD B L LEU LEU 101 157 C T 45 SEQCRD B S SER SER 102 158 C T 45 SEQCRD B F PHE PHE 103 159 C E 45 SEQCRD B P PRO PRO 104 160 C E 45 SEQCRD B G GLY GLY 105 161 C E 45 SEQCRD B I ILE ILE 106 162 C E 45 SEQCRD B E GLU GLU 107 163 C E 45 SEQCRD B G GLY GLY 108 164 E E 4 SEQCRD B K LYS LYS 109 165 E E 4 SEQCRD B V VAL VAL 110 166 E E 4 SEQCRD B E GLU GLU 111 167 E E 4 SEQCRD B R ARG ARG 112 168 E E 4 SEQCRD B P PRO PRO 113 169 E E 4 SEQCRD B S SER SER 114 170 C T 45 SEQCRD B I ILE ILE 115 171 C E 45 SEQCRD B V VAL VAL 116 172 E E 4 SEQCRD B S SER SER 117 173 E E 4 SEQCRD B I ILE ILE 118 174 E E 4 SEQCRD B S SER SER 119 175 E E 4 SEQCRD B Y TYR TYR 120 176 E E 4 SEQCRD B Y TYR TYR 121 177 E E 4 SEQCRD B D ASP ASP 122 178 C T 45 SEQCRD B I ILE ILE 123 179 C T 45 SEQCRD B N ASN ASN 124 180 C T 45 SEQCRD B G GLY GLY 125 181 C T 45 SEQCRD B Y TYR TYR 126 182 C C 4 SEQCRD B K LYS LYS 127 183 E E 4 SEQCRD B H HIS HIS 128 184 E E 4 SEQCRD B L LEU LEU 129 185 E E 4 SEQCRD B K LYS LYS 130 186 E E 4 SEQCRD B I ILE ILE 131 187 E E 4 SEQCRD B L LEU LEU 132 188 E E 4 SEQCRD B K LYS LYS 133 189 H E 45 SEQCRD B G GLY GLY 134 190 H H 4 SEQCRD B I ILE ILE 135 191 H H 4 SEQCRD B H HIS HIS 136 192 H H 4 SEQCRD B S SER SER 137 193 H H 4 SEQCRD B R ARG ARG 138 194 H H 4 SEQCRD B I ILE ILE 139 195 H H 4 SEQCRD B F PHE PHE 140 196 H H 4 SEQCRD B Q GLN GLN 141 197 H H 4 SEQCRD B H HIS HIS 142 198 H H 4 SEQCRD B E GLU GLU 143 199 H H 4 SEQCRD B F PHE PHE 144 200 H H 4 SEQCRD B D ASP ASP 145 201 H H 4 SEQCRD B H HIS HIS 146 202 H H 4 SEQCRD B L LEU LEU 147 203 H H 4 SEQCRD B N ASN ASN 148 204 H H 4 SEQCRD B G GLY GLY 149 205 C C 4 SEQCRD B T THR THR 150 206 C C 4 SEQCRD B L LEU LEU 151 207 H C 45 SEQCRD B F PHE PHE 152 208 H G 45 SEQCRD B I ILE ILE 153 209 H G 45 SEQCRD B D ASP ASP 154 210 H G 45 SEQCRD B K LYS LYS 155 211 H G 45 SEQCRD B M MET MET 156 212 H B 45 SEQCRD B T THR THR 157 213 H C 45 SEQCRD B Q GLN GLN 158 214 H H 4 SEQCRD B V VAL VAL 159 215 H H 4 SEQCRD B D ASP ASP 160 216 H H 4 SEQCRD B K LYS LYS 161 217 H H 4 SEQCRD B K LYS LYS 162 218 H H 4 SEQCRD B K LYS LYS 163 219 H H 4 SEQCRD B V VAL VAL 164 220 H H 4 SEQCRD B R ARG ARG 165 221 H H 4 SEQCRD B P PRO PRO 166 222 H H 4 SEQCRD B K LYS LYS 167 223 H H 4 SEQCRD B L LEU LEU 168 224 H H 4 SEQCRD B N ASN ASN 169 225 H H 4 SEQCRD B E GLU GLU 170 226 H H 4 SEQCRD B L LEU LEU 171 227 H H 4 SEQCRD B I ILE ILE 172 228 H H 4 SEQCRD B R ARG ARG 173 229 H H 4 SEQCRD B D ASP ASP 174 230 H H 4 SEQCRD B Y TYR TYR 175 231 H H 4 SEQCRD B K LYS LYS 176 232 C C 4 SEQCRD B A ALA --- 177 - - - 367 SEQCRD B T THR --- 178 - - - 367 SEQCRD B H HIS --- 179 - - - 367 SEQCRD B S SER --- 180 - - - 367 SEQCRD B L LEU --- 181 - - - 367 SEQCRD B E GLU --- 182 - - - 367 SEQCRD B H HIS --- 183 - - - 367 SEQCRD B H HIS --- 184 - - - 367 SEQCRD B H HIS --- 185 - - - 367 SEQCRD B H HIS --- 186 - - - 367 SEQCRD B H HIS --- 187 - - - 367 SEQCRD B H HIS --- 188 - - - 367 COMMNT S2CERR 1 0 No standard amino acid code S2CERR 2 0 SEQRES and ATOM residue names differ S2CERR 3 66 No ATOM record S2CERR 4 310 SEQRES and ATOM residue numbers differ S2CERR 5 89 PDB and STRIDE secondary structures differ S2CERR 6 66 PDB secondary structure is absent S2CERR 7 66 STRIDE secondary structure is absent COMMNT COMMNT Crystallographic technical parameters: PARAME method 'X-RAY DIFFRACTION' PARAME resolution 2.18 PARAME R-factor 0.19806 PARAME B-factor 39.587 COMMNT COMMNT Reference database information: DATABA source: DATABA GB: NP_704619 (23613598) COMMNT DATABA mutation: DATABA GLU B 182 --> ? ? 'CLONING ARTIFACT' DATABA SER B 2 --> ? ? 'CLONING ARTIFACT' DATABA SER A 2 --> ? ? 'CLONING ARTIFACT' DATABA MET B 1 --> ? ? 'CLONING ARTIFACT' DATABA HIS A 183 --> ? ? 'CLONING ARTIFACT' DATABA HIS A 184 --> ? ? 'CLONING ARTIFACT' DATABA HIS A 185 --> ? ? 'CLONING ARTIFACT' DATABA HIS A 186 --> ? ? 'CLONING ARTIFACT' DATABA HIS A 187 --> ? ? 'CLONING ARTIFACT' DATABA HIS B 183 --> ? ? 'CLONING ARTIFACT' DATABA HIS A 188 --> ? ? 'CLONING ARTIFACT' DATABA HIS B 184 --> ? ? 'CLONING ARTIFACT' DATABA HIS B 185 --> ? ? 'CLONING ARTIFACT' DATABA HIS B 186 --> ? ? 'CLONING ARTIFACT' DATABA HIS B 187 --> ? ? 'CLONING ARTIFACT' DATABA HIS B 188 --> ? ? 'CLONING ARTIFACT' DATABA LEU A 181 --> ? ? 'CLONING ARTIFACT' DATABA LEU B 181 --> ? ? 'CLONING ARTIFACT' DATABA GLU A 182 --> ? ? 'CLONING ARTIFACT' DATABA MET A 1 --> ? ? 'CLONING ARTIFACT'