HEADSC 1yq1 COMMNT S2C correlation file created: Thu Dec 29 11:48:33 EST 2005 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 B M MSE MSE 1 1 C C - SEQCRD B P PRO PRO 2 2 C C - SEQCRD B S SER SER 3 3 C C - SEQCRD B Y TYR TYR 4 4 E E - SEQCRD B K LYS LYS 5 5 E E - SEQCRD B L LEU LEU 6 6 E E - SEQCRD B T THR THR 7 7 E E - SEQCRD B Y TYR TYR 8 8 E E - SEQCRD B F PHE PHE 9 9 E C 5 SEQCRD B F PHE PHE 10 10 C C - SEQCRD B F PHE PHE 11 11 C C - SEQCRD B R ARG ARG 12 12 C C - SEQCRD B G GLY GLY 13 13 C C - SEQCRD B L LEU LEU 14 14 C H 5 SEQCRD B G GLY GLY 15 15 H H - SEQCRD B E GLU GLU 16 16 H H - SEQCRD B P PRO PRO 17 17 H H - SEQCRD B I ILE ILE 18 18 H H - SEQCRD B R ARG ARG 19 19 H H - SEQCRD B L LEU LEU 20 20 H H - SEQCRD B L LEU LEU 21 21 H H - SEQCRD B F PHE PHE 22 22 H H - SEQCRD B H HIS HIS 23 23 H H - SEQCRD B L LEU LEU 24 24 H H - SEQCRD B A ALA ALA 25 25 H H - SEQCRD B G GLY GLY 26 26 C C - SEQCRD B V VAL VAL 27 27 C C - SEQCRD B Q GLN GLN 28 28 C C - SEQCRD B F PHE PHE 29 29 E E - SEQCRD B E GLU GLU 30 30 E E - SEQCRD B E GLU GLU 31 31 E E - SEQCRD B V VAL VAL 32 32 E E - SEQCRD B R ARG ARG 33 33 E E - SEQCRD B M MSE MSE 34 34 E C 5 SEQCRD B N ASN ASN 35 35 C T 5 SEQCRD B P PRO PRO 36 36 C T 5 SEQCRD B D ASP ASP 37 37 C T 5 SEQCRD B Q GLN GLN 38 38 C T 5 SEQCRD B T THR THR 39 39 C T 5 SEQCRD B W TRP TRP 40 40 H C 5 SEQCRD B L LEU LEU 41 41 H H - SEQCRD B D ASP ASP 42 42 H H - SEQCRD B I ILE ILE 43 43 H H - SEQCRD B K LYS LYS 44 44 H H - SEQCRD B D ASP ASP 45 45 H H - SEQCRD B S SER SER 46 46 C C - SEQCRD B T THR THR 47 47 C T 5 SEQCRD B P PRO PRO 48 48 C T 5 SEQCRD B M MSE MSE 49 49 C T 5 SEQCRD B K LYS LYS 50 50 C T 5 SEQCRD B Q GLN GLN 51 51 C C - SEQCRD B L LEU LEU 52 52 C C - SEQCRD B P PRO PRO 53 53 C C - SEQCRD B V VAL VAL 54 54 E E - SEQCRD B L LEU LEU 55 55 E E - SEQCRD B N ASN ASN 56 56 E E - SEQCRD B I ILE ILE 57 57 E E - SEQCRD B D ASP ASP 58 58 C T 5 SEQCRD B G GLY GLY 59 59 C T 5 SEQCRD B F PHE PHE 60 60 E E - SEQCRD B E GLU GLU 61 61 E E - SEQCRD B L LEU LEU 62 62 E E - SEQCRD B P PRO PRO 63 63 E E - SEQCRD B Q GLN GLN 64 64 H C 5 SEQCRD B S SER SER 65 65 H H - SEQCRD B G GLY GLY 66 66 H H - SEQCRD B A ALA ALA 67 67 H H - SEQCRD B I ILE ILE 68 68 H H - SEQCRD B L LEU LEU 69 69 H H - SEQCRD B R ARG ARG 70 70 H H - SEQCRD B Y TYR TYR 71 71 H H - SEQCRD B L LEU LEU 72 72 H H - SEQCRD B A ALA ALA 73 73 H H - SEQCRD B R ARG ARG 74 74 H H - SEQCRD B K LYS LYS 75 75 H H - SEQCRD B F PHE PHE 76 76 H H - SEQCRD B G GLY GLY 77 77 C C - SEQCRD B F PHE PHE 78 78 C C - SEQCRD B A ALA ALA 79 79 C C - SEQCRD B G GLY GLY 80 80 C C - SEQCRD B K LYS LYS 81 81 C C - SEQCRD B T THR THR 82 82 H C 5 SEQCRD B P PRO PRO 83 83 H H - SEQCRD B E GLU GLU 84 84 H H - SEQCRD B E GLU GLU 85 85 H H - SEQCRD B E GLU GLU 86 86 H H - SEQCRD B A ALA ALA 87 87 H H - SEQCRD B W TRP TRP 88 88 H H - SEQCRD B V VAL VAL 89 89 H H - SEQCRD B D ASP ASP 90 90 H H - SEQCRD B A ALA ALA 91 91 H H - SEQCRD B V VAL VAL 92 92 H H - SEQCRD B H HIS HIS 93 93 H H - SEQCRD B D ASP ASP 94 94 H H - SEQCRD B L LEU LEU 95 95 H H - SEQCRD B F PHE PHE 96 96 H H - SEQCRD B K LYS LYS 97 97 H H - SEQCRD B D ASP ASP 98 98 H H - SEQCRD B F PHE PHE 99 99 H H - SEQCRD B L LEU LEU 100 100 H H - SEQCRD B A ALA ALA 101 101 H H - SEQCRD B E GLU GLU 102 102 H H - SEQCRD B F PHE PHE 103 103 H H - SEQCRD B K LYS LYS 104 104 H H - SEQCRD B K LYS LYS 105 105 H H - SEQCRD B F PHE PHE 106 106 H H - SEQCRD B A ALA ALA 107 107 H H - SEQCRD B A ALA ALA 108 108 H T 5 SEQCRD B E GLU GLU 109 109 C T 5 SEQCRD B R ARG ARG 110 110 C T 5 SEQCRD B R ARG ARG 111 111 C T 5 SEQCRD B S SER SER 112 112 C T 5 SEQCRD B G GLY GLY 113 113 C C - SEQCRD B K LYS --- 114 - - - 367 SEQCRD B S SER --- 115 - - - 367 SEQCRD B A ALA --- 116 - - - 367 SEQCRD B E GLU --- 117 - - - 367 SEQCRD B E GLU GLU 118 118 C C - SEQCRD B V VAL VAL 119 119 C C - SEQCRD B E GLU GLU 120 120 C T 5 SEQCRD B K LYS LYS 121 121 C T 5 SEQCRD B F PHE PHE 122 122 C T 5 SEQCRD B R ARG ARG 123 123 H H - SEQCRD B S SER SER 124 124 H H - SEQCRD B E GLU GLU 125 125 H H - SEQCRD B F PHE PHE 126 126 H H - SEQCRD B F PHE PHE 127 127 H H - SEQCRD B L LEU LEU 128 128 H H - SEQCRD B P PRO PRO 129 129 H H - SEQCRD B A ALA ALA 130 130 H H - SEQCRD B R ARG ARG 131 131 H H - SEQCRD B N ASN ASN 132 132 H H - SEQCRD B T THR THR 133 133 H H - SEQCRD B Y TYR TYR 134 134 H H - SEQCRD B F PHE PHE 135 135 H H - SEQCRD B N ASN ASN 136 136 H H - SEQCRD B I ILE ILE 137 137 H H - SEQCRD B L LEU LEU 138 138 H H - SEQCRD B N ASN ASN 139 139 H H - SEQCRD B G GLY GLY 140 140 H H - SEQCRD B L LEU LEU 141 141 H H - SEQCRD B L LEU LEU 142 142 H H - SEQCRD B E GLU GLU 143 143 H H - SEQCRD B K LYS LYS 144 144 H H - SEQCRD B S SER SER 145 145 H T 5 SEQCRD B N ASN ASN 146 146 C T 5 SEQCRD B S SER SER 147 147 C T 5 SEQCRD B G GLY GLY 148 148 C T 5 SEQCRD B F PHE PHE 149 149 C T 5 SEQCRD B L LEU LEU 150 150 C T 5 SEQCRD B I ILE ILE 151 151 C T 5 SEQCRD B G GLY GLY 152 152 C T 5 SEQCRD B S SER SER 153 153 C C - SEQCRD B D ASP ASP 154 154 C C - SEQCRD B I ILE ILE 155 155 C C - SEQCRD B T THR THR 156 156 H C 5 SEQCRD B F PHE PHE 157 157 H H - SEQCRD B A ALA ALA 158 158 H H - SEQCRD B D ASP ASP 159 159 H H - SEQCRD B L LEU LEU 160 160 H H - SEQCRD B V VAL VAL 161 161 H H - SEQCRD B V VAL VAL 162 162 H H - SEQCRD B V VAL VAL 163 163 H H - SEQCRD B D ASP ASP 164 164 H H - SEQCRD B N ASN ASN 165 165 H H - SEQCRD B L LEU LEU 166 166 H H - SEQCRD B L LEU LEU 167 167 H H - SEQCRD B T THR THR 168 168 H H - SEQCRD B L LEU LEU 169 169 H H - SEQCRD B K LYS LYS 170 170 H H - SEQCRD B N ASN ASN 171 171 H H - SEQCRD B Y TYR TYR 172 172 H H - SEQCRD B G GLY GLY 173 173 C C - SEQCRD B L LEU LEU 174 174 C C - SEQCRD B F PHE PHE 175 175 C C - SEQCRD B D ASP ASP 176 176 C T 5 SEQCRD B E GLU GLU 177 177 C T 5 SEQCRD B S SER SER 178 178 C T 5 SEQCRD B E GLU GLU 179 179 C T 5 SEQCRD B F PHE PHE 180 180 H T 5 SEQCRD B T THR THR 181 181 H H - SEQCRD B K LYS LYS 182 182 H H - SEQCRD B L LEU LEU 183 183 H H - SEQCRD B A ALA ALA 184 184 H H - SEQCRD B A ALA ALA 185 185 H H - SEQCRD B L LEU LEU 186 186 H H - SEQCRD B R ARG ARG 187 187 H H - SEQCRD B E GLU GLU 188 188 H H - SEQCRD B K LYS LYS 189 189 H H - SEQCRD B V VAL VAL 190 190 H H - SEQCRD B N ASN ASN 191 191 H H - SEQCRD B S SER SER 192 192 H H - SEQCRD B Y TYR TYR 193 193 C T 5 SEQCRD B P PRO PRO 194 194 C T 5 SEQCRD B G GLY GLY 195 195 H T 5 SEQCRD B I ILE ILE 196 196 H H - SEQCRD B K LYS LYS 197 197 H H - SEQCRD B E GLU GLU 198 198 H H - SEQCRD B Y TYR TYR 199 199 H H - SEQCRD B I ILE ILE 200 200 H H - SEQCRD B A ALA ALA 201 201 H H - SEQCRD B K LYS LYS 202 202 H H - SEQCRD B R ARG ARG 203 203 H C 5 SEQCRD B P PRO PRO 204 204 C C - SEQCRD B V VAL VAL 205 205 C C - SEQCRD B T THR --- 206 - - - 367 SEQCRD B E GLU --- 207 - - - 367 SEQCRD B Y TYR --- 208 - - - 367 SEQCRD A M MSE MSE 1 1 C C - SEQCRD A P PRO PRO 2 2 C C - SEQCRD A S SER SER 3 3 C C - SEQCRD A Y TYR TYR 4 4 E E - SEQCRD A K LYS LYS 5 5 E E - SEQCRD A L LEU LEU 6 6 E E - SEQCRD A T THR THR 7 7 E E - SEQCRD A Y TYR TYR 8 8 E E - SEQCRD A F PHE PHE 9 9 E E - SEQCRD A F PHE PHE 10 10 C C - SEQCRD A F PHE PHE 11 11 C C - SEQCRD A R ARG ARG 12 12 C T 5 SEQCRD A G GLY GLY 13 13 C T 5 SEQCRD A L LEU LEU 14 14 C T 5 SEQCRD A G GLY GLY 15 15 H H - SEQCRD A E GLU GLU 16 16 H H - SEQCRD A P PRO PRO 17 17 H H - SEQCRD A I ILE ILE 18 18 H H - SEQCRD A R ARG ARG 19 19 H H - SEQCRD A L LEU LEU 20 20 H H - SEQCRD A L LEU LEU 21 21 H H - SEQCRD A F PHE PHE 22 22 H H - SEQCRD A H HIS HIS 23 23 H H - SEQCRD A L LEU LEU 24 24 H H - SEQCRD A A ALA ALA 25 25 H H - SEQCRD A G GLY GLY 26 26 H C 5 SEQCRD A V VAL VAL 27 27 C C - SEQCRD A Q GLN GLN 28 28 C C - SEQCRD A F PHE PHE 29 29 C C - SEQCRD A E GLU GLU 30 30 E E - SEQCRD A E GLU GLU 31 31 E E - SEQCRD A V VAL VAL 32 32 E E - SEQCRD A R ARG ARG 33 33 E E - SEQCRD A M MSE MSE 34 34 E E - SEQCRD A N ASN ASN 35 35 C T 5 SEQCRD A P PRO PRO 36 36 C T 5 SEQCRD A D ASP ASP 37 37 C T 5 SEQCRD A Q GLN GLN 38 38 C T 5 SEQCRD A T THR THR 39 39 C T 5 SEQCRD A W TRP TRP 40 40 H C 5 SEQCRD A L LEU LEU 41 41 H H - SEQCRD A D ASP ASP 42 42 H H - SEQCRD A I ILE ILE 43 43 H H - SEQCRD A K LYS LYS 44 44 H H - SEQCRD A D ASP ASP 45 45 H H - SEQCRD A S SER SER 46 46 H H - SEQCRD A T THR THR 47 47 C T 5 SEQCRD A P PRO PRO 48 48 C T 5 SEQCRD A M MSE MSE 49 49 C T 5 SEQCRD A K LYS LYS 50 50 C T 5 SEQCRD A Q GLN GLN 51 51 C C - SEQCRD A L LEU LEU 52 52 C C - SEQCRD A P PRO PRO 53 53 C C - SEQCRD A V VAL VAL 54 54 E E - SEQCRD A L LEU LEU 55 55 E E - SEQCRD A N ASN ASN 56 56 E E - SEQCRD A I ILE ILE 57 57 E E - SEQCRD A D ASP ASP 58 58 C T 5 SEQCRD A G GLY GLY 59 59 C T 5 SEQCRD A F PHE PHE 60 60 C T 5 SEQCRD A E GLU GLU 61 61 E E - SEQCRD A L LEU LEU 62 62 E E - SEQCRD A P PRO PRO 63 63 C C - SEQCRD A Q GLN GLN 64 64 H C 5 SEQCRD A S SER SER 65 65 H H - SEQCRD A G GLY GLY 66 66 H H - SEQCRD A A ALA ALA 67 67 H H - SEQCRD A I ILE ILE 68 68 H H - SEQCRD A L LEU LEU 69 69 H H - SEQCRD A R ARG ARG 70 70 H H - SEQCRD A Y TYR TYR 71 71 H H - SEQCRD A L LEU LEU 72 72 H H - SEQCRD A A ALA ALA 73 73 H H - SEQCRD A R ARG ARG 74 74 H H - SEQCRD A K LYS LYS 75 75 H H - SEQCRD A F PHE PHE 76 76 H H - SEQCRD A G GLY GLY 77 77 H C 5 SEQCRD A F PHE PHE 78 78 C C - SEQCRD A A ALA ALA 79 79 C C - SEQCRD A G GLY GLY 80 80 C C - SEQCRD A K LYS LYS 81 81 C C - SEQCRD A T THR THR 82 82 H C 5 SEQCRD A P PRO PRO 83 83 H H - SEQCRD A E GLU GLU 84 84 H H - SEQCRD A E GLU GLU 85 85 H H - SEQCRD A E GLU GLU 86 86 H H - SEQCRD A A ALA ALA 87 87 H H - SEQCRD A W TRP TRP 88 88 H H - SEQCRD A V VAL VAL 89 89 H H - SEQCRD A D ASP ASP 90 90 H H - SEQCRD A A ALA ALA 91 91 H H - SEQCRD A V VAL VAL 92 92 H H - SEQCRD A H HIS HIS 93 93 H H - SEQCRD A D ASP ASP 94 94 H H - SEQCRD A L LEU LEU 95 95 H H - SEQCRD A F PHE PHE 96 96 H H - SEQCRD A K LYS LYS 97 97 H H - SEQCRD A D ASP ASP 98 98 H H - SEQCRD A F PHE PHE 99 99 H H - SEQCRD A L LEU LEU 100 100 H H - SEQCRD A A ALA ALA 101 101 H H - SEQCRD A E GLU GLU 102 102 H H - SEQCRD A F PHE PHE 103 103 H H - SEQCRD A K LYS LYS 104 104 H H - SEQCRD A K LYS LYS 105 105 H H - SEQCRD A F PHE PHE 106 106 H H - SEQCRD A A ALA ALA 107 107 H H - SEQCRD A A ALA ALA 108 108 H H - SEQCRD A E GLU GLU 109 109 H H - SEQCRD A R ARG ARG 110 110 H H - SEQCRD A R ARG ARG 111 111 C C - SEQCRD A S SER SER 112 112 C C - SEQCRD A G GLY GLY 113 113 C C - SEQCRD A K LYS --- 114 - - - 367 SEQCRD A S SER --- 115 - - - 367 SEQCRD A A ALA --- 116 - - - 367 SEQCRD A E GLU --- 117 - - - 367 SEQCRD A E GLU GLU 118 118 C C - SEQCRD A V VAL VAL 119 119 C T 5 SEQCRD A E GLU GLU 120 120 H T 5 SEQCRD A K LYS LYS 121 121 H G 5 SEQCRD A F PHE PHE 122 122 H G 5 SEQCRD A R ARG ARG 123 123 H G 5 SEQCRD A S SER SER 124 124 H G 5 SEQCRD A E GLU GLU 125 125 H H - SEQCRD A F PHE PHE 126 126 H H - SEQCRD A F PHE PHE 127 127 H H - SEQCRD A L LEU LEU 128 128 H H - SEQCRD A P PRO PRO 129 129 H H - SEQCRD A A ALA ALA 130 130 H H - SEQCRD A R ARG ARG 131 131 H H - SEQCRD A N ASN ASN 132 132 H H - SEQCRD A T THR THR 133 133 H H - SEQCRD A Y TYR TYR 134 134 H H - SEQCRD A F PHE PHE 135 135 H H - SEQCRD A N ASN ASN 136 136 H H - SEQCRD A I ILE ILE 137 137 H H - SEQCRD A L LEU LEU 138 138 H H - SEQCRD A N ASN ASN 139 139 H H - SEQCRD A G GLY GLY 140 140 H H - SEQCRD A L LEU LEU 141 141 H H - SEQCRD A L LEU LEU 142 142 H H - SEQCRD A E GLU GLU 143 143 H H - SEQCRD A K LYS LYS 144 144 H H - SEQCRD A S SER SER 145 145 H T 5 SEQCRD A N ASN ASN 146 146 C T 5 SEQCRD A S SER SER 147 147 C T 5 SEQCRD A G GLY GLY 148 148 C T 5 SEQCRD A F PHE PHE 149 149 C T 5 SEQCRD A L LEU LEU 150 150 C T 5 SEQCRD A I ILE ILE 151 151 C T 5 SEQCRD A G GLY GLY 152 152 C T 5 SEQCRD A S SER SER 153 153 C C - SEQCRD A D ASP ASP 154 154 C C - SEQCRD A I ILE ILE 155 155 C C - SEQCRD A T THR THR 156 156 H C 5 SEQCRD A F PHE PHE 157 157 H H - SEQCRD A A ALA ALA 158 158 H H - SEQCRD A D ASP ASP 159 159 H H - SEQCRD A L LEU LEU 160 160 H H - SEQCRD A V VAL VAL 161 161 H H - SEQCRD A V VAL VAL 162 162 H H - SEQCRD A V VAL VAL 163 163 H H - SEQCRD A D ASP ASP 164 164 H H - SEQCRD A N ASN ASN 165 165 H H - SEQCRD A L LEU LEU 166 166 H H - SEQCRD A L LEU LEU 167 167 H H - SEQCRD A T THR THR 168 168 H H - SEQCRD A L LEU LEU 169 169 H H - SEQCRD A K LYS LYS 170 170 H H - SEQCRD A N ASN ASN 171 171 H H - SEQCRD A Y TYR TYR 172 172 H H - SEQCRD A G GLY GLY 173 173 C C - SEQCRD A L LEU LEU 174 174 C C - SEQCRD A F PHE PHE 175 175 C C - SEQCRD A D ASP ASP 176 176 C T 5 SEQCRD A E GLU GLU 177 177 C T 5 SEQCRD A S SER SER 178 178 C T 5 SEQCRD A E GLU GLU 179 179 C T 5 SEQCRD A F PHE PHE 180 180 H T 5 SEQCRD A T THR THR 181 181 H H - SEQCRD A K LYS LYS 182 182 H H - SEQCRD A L LEU LEU 183 183 H H - SEQCRD A A ALA ALA 184 184 H H - SEQCRD A A ALA ALA 185 185 H H - SEQCRD A L LEU LEU 186 186 H H - SEQCRD A R ARG ARG 187 187 H H - SEQCRD A E GLU GLU 188 188 H H - SEQCRD A K LYS LYS 189 189 H H - SEQCRD A V VAL VAL 190 190 H H - SEQCRD A N ASN ASN 191 191 H H - SEQCRD A S SER SER 192 192 H H - SEQCRD A Y TYR TYR 193 193 C T 5 SEQCRD A P PRO PRO 194 194 C T 5 SEQCRD A G GLY GLY 195 195 H T 5 SEQCRD A I ILE ILE 196 196 H H - SEQCRD A K LYS LYS 197 197 H H - SEQCRD A E GLU GLU 198 198 H H - SEQCRD A Y TYR TYR 199 199 H H - SEQCRD A I ILE ILE 200 200 H H - SEQCRD A A ALA ALA 201 201 H H - SEQCRD A K LYS LYS 202 202 H H - SEQCRD A R ARG ARG 203 203 H C 5 SEQCRD A P PRO PRO 204 204 C C - SEQCRD A V VAL VAL 205 205 C C - SEQCRD A T THR --- 206 - - - 367 SEQCRD A E GLU --- 207 - - - 367 SEQCRD A Y TYR --- 208 - - - 367 COMMNT S2CERR 1 0 No standard amino acid code S2CERR 2 0 SEQRES and ATOM residue names differ S2CERR 3 14 No ATOM record S2CERR 4 0 SEQRES and ATOM residue numbers differ S2CERR 5 87 PDB and STRIDE secondary structures differ S2CERR 6 14 PDB secondary structure is absent S2CERR 7 14 STRIDE secondary structure is absent COMMNT COMMNT Crystallographic technical parameters: PARAME method 'X-RAY DIFFRACTION' PARAME resolution 3.00 PARAME R-factor 0.2241 PARAME B-factor 57.6 COMMNT COMMNT Reference database information: DATABA source: DATABA GB: NP_496863 (17533783) COMMNT DATABA mutation: DATABA MSE A 1 --> MET 1 'MODIFIED RESIDUE' DATABA MSE B 34 --> MET 34 'MODIFIED RESIDUE' DATABA MSE B 49 --> MET 49 'MODIFIED RESIDUE' DATABA MSE A 34 --> MET 34 'MODIFIED RESIDUE' DATABA MSE A 49 --> MET 49 'MODIFIED RESIDUE' DATABA MSE B 1 --> MET 1 'MODIFIED RESIDUE'