HEADSC 4n6c COMMNT S2C correlation file created: Sat Nov 30 16:50:38 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 B M MSE --- 1 - - - 367 SEQCRD B G GLY --- 2 - - - 367 SEQCRD B H HIS HIS 3 -8 C T 45 SEQCRD B H HIS HIS 4 -7 C T 45 SEQCRD B H HIS HIS 5 -6 C T 45 SEQCRD B H HIS HIS 6 -5 C T 45 SEQCRD B H HIS HIS 7 -4 C T 45 SEQCRD B H HIS HIS 8 -3 C T 45 SEQCRD B S SER SER 9 -2 C T 45 SEQCRD B H HIS HIS 10 -1 C T 45 SEQCRD B M MSE MSE 11 0 C B 45 SEQCRD B L LEU LEU 12 1 C T 45 SEQCRD B R ARG ARG 13 2 C C 4 SEQCRD B T THR THR 14 3 C C 4 SEQCRD B Y TYR TYR 15 4 C C 4 SEQCRD B E GLU GLU 16 5 C C 4 SEQCRD B N ASN ASN 17 6 H C 45 SEQCRD B K LYS LYS 18 7 H H 4 SEQCRD B E GLU GLU 19 8 H H 4 SEQCRD B E GLU GLU 20 9 H H 4 SEQCRD B L LEU LEU 21 10 H H 4 SEQCRD B K LYS LYS 22 11 H H 4 SEQCRD B A ALA ALA 23 12 H H 4 SEQCRD B E GLU GLU 24 13 H H 4 SEQCRD B I ILE ILE 25 14 H H 4 SEQCRD B E GLU GLU 26 15 H H 4 SEQCRD B K LYS LYS 27 16 H H 4 SEQCRD B T THR THR 28 17 H H 4 SEQCRD B F PHE PHE 29 18 H H 4 SEQCRD B E GLU GLU 30 19 H H 4 SEQCRD B K LYS LYS 31 20 H H 4 SEQCRD B Y TYR TYR 32 21 H H 4 SEQCRD B I ILE ILE 33 22 H H 4 SEQCRD B L LEU LEU 34 23 H H 4 SEQCRD B E GLU GLU 35 24 H H 4 SEQCRD B F PHE PHE 36 25 H T 45 SEQCRD B D ASP ASP 37 26 H T 45 SEQCRD B N ASN ASN 38 27 H T 45 SEQCRD B I ILE ILE 39 28 H T 45 SEQCRD B P PRO PRO 40 29 H C 45 SEQCRD B E GLU GLU 41 30 H G 45 SEQCRD B N ASN ASN 42 31 H G 45 SEQCRD B L LEU LEU 43 32 H G 45 SEQCRD B K LYS LYS 44 33 H T 45 SEQCRD B D ASP ASP 45 34 C T 45 SEQCRD B K LYS LYS 46 35 C T 45 SEQCRD B R ARG ARG 47 36 C C 4 SEQCRD B A ALA ALA 48 37 C B 45 SEQCRD B D ASP ASP 49 38 C T 45 SEQCRD B E GLU GLU 50 39 C T 45 SEQCRD B V VAL VAL 51 40 C B 45 SEQCRD B D ASP ASP 52 41 C C 4 SEQCRD B R ARG ARG 53 42 C C 4 SEQCRD B T THR THR 54 43 H C 45 SEQCRD B P PRO PRO 55 44 H H 4 SEQCRD B A ALA ALA 56 45 H H 4 SEQCRD B E GLU GLU 57 46 H H 4 SEQCRD B N ASN ASN 58 47 H H 4 SEQCRD B L LEU LEU 59 48 H H 4 SEQCRD B A ALA ALA 60 49 H H 4 SEQCRD B Y TYR TYR 61 50 H H 4 SEQCRD B Q GLN GLN 62 51 H H 4 SEQCRD B V VAL VAL 63 52 H H 4 SEQCRD B G GLY GLY 64 53 H H 4 SEQCRD B W TRP TRP 65 54 H H 4 SEQCRD B T THR THR 66 55 H H 4 SEQCRD B N ASN ASN 67 56 H H 4 SEQCRD B L LEU LEU 68 57 H H 4 SEQCRD B V VAL VAL 69 58 H H 4 SEQCRD B L LEU LEU 70 59 H H 4 SEQCRD B K LYS LYS 71 60 H H 4 SEQCRD B W TRP TRP 72 61 H H 4 SEQCRD B E GLU GLU 73 62 H H 4 SEQCRD B E GLU GLU 74 63 H H 4 SEQCRD B D ASP ASP 75 64 H H 4 SEQCRD B E GLU GLU 76 65 H H 4 SEQCRD B R ARG ARG 77 66 H H 4 SEQCRD B K LYS LYS 78 67 H H 4 SEQCRD B G GLY GLY 79 68 C C 4 SEQCRD B L LEU LEU 80 69 C C 4 SEQCRD B Q GLN GLN 81 70 C C 4 SEQCRD B V VAL VAL 82 71 C C 4 SEQCRD B K LYS LYS 83 72 C T 45 SEQCRD B T THR THR 84 73 C T 45 SEQCRD B P PRO PRO 85 74 C T 45 SEQCRD B S SER SER 86 75 C T 45 SEQCRD B D ASP ASP 87 76 C T 45 SEQCRD B K LYS LYS 88 77 C T 45 SEQCRD B F PHE PHE 89 78 C T 45 SEQCRD B K LYS LYS 90 79 C T 45 SEQCRD B W TRP TRP 91 80 C T 45 SEQCRD B N ASN ASN 92 81 C T 45 SEQCRD B Q GLN GLN 93 82 H T 45 SEQCRD B L LEU LEU 94 83 H H 4 SEQCRD B G GLY GLY 95 84 H H 4 SEQCRD B E GLU GLU 96 85 H H 4 SEQCRD B L LEU LEU 97 86 H H 4 SEQCRD B Y TYR TYR 98 87 H H 4 SEQCRD B Q GLN GLN 99 88 H H 4 SEQCRD B W TRP TRP 100 89 H H 4 SEQCRD B F PHE PHE 101 90 H H 4 SEQCRD B T THR THR 102 91 H H 4 SEQCRD B D ASP ASP 103 92 H H 4 SEQCRD B T THR THR 104 93 H H 4 SEQCRD B Y TYR TYR 105 94 H H 4 SEQCRD B A ALA ALA 106 95 H H 4 SEQCRD B H HIS HIS 107 96 C C 4 SEQCRD B L LEU LEU 108 97 C C 4 SEQCRD B S SER SER 109 98 H C 45 SEQCRD B L LEU LEU 110 99 H H 4 SEQCRD B Q GLN GLN 111 100 H H 4 SEQCRD B E GLU GLU 112 101 H H 4 SEQCRD B L LEU LEU 113 102 H H 4 SEQCRD B K LYS LYS 114 103 H H 4 SEQCRD B A ALA ALA 115 104 H H 4 SEQCRD B K LYS LYS 116 105 H H 4 SEQCRD B L LEU LEU 117 106 H H 4 SEQCRD B N ASN ASN 118 107 H H 4 SEQCRD B E GLU GLU 119 108 H H 4 SEQCRD B N ASN ASN 120 109 H H 4 SEQCRD B I ILE ILE 121 110 H H 4 SEQCRD B N ASN ASN 122 111 H H 4 SEQCRD B S SER SER 123 112 H H 4 SEQCRD B I ILE ILE 124 113 H H 4 SEQCRD B S SER SER 125 114 H H 4 SEQCRD B A ALA ALA 126 115 H H 4 SEQCRD B M MSE MSE 127 116 H H 4 SEQCRD B I ILE ILE 128 117 H H 4 SEQCRD B D ASP ASP 129 118 H H 4 SEQCRD B S SER SER 130 119 H H 4 SEQCRD B L LEU LEU 131 120 H C 45 SEQCRD B S SER SER 132 121 H C 45 SEQCRD B E GLU GLU 133 122 H H 4 SEQCRD B E GLU GLU 134 123 H H 4 SEQCRD B E GLU GLU 135 124 H H 4 SEQCRD B L LEU LEU 136 125 H H 4 SEQCRD B F PHE PHE 137 126 H H 4 SEQCRD B E GLU GLU 138 127 H T 45 SEQCRD B P PRO PRO 139 128 C T 45 SEQCRD B H HIS HIS 140 129 C T 45 SEQCRD B M MSE MSE 141 130 C T 45 SEQCRD B R ARG ARG 142 131 H C 45 SEQCRD B K LYS LYS 143 132 H H 4 SEQCRD B W TRP TRP 144 133 H H 4 SEQCRD B A ALA ALA 145 134 H H 4 SEQCRD B D ASP ASP 146 135 H H 4 SEQCRD B E GLU GLU 147 136 H H 4 SEQCRD B A ALA ALA 148 137 C C 4 SEQCRD B T THR THR 149 138 C T 45 SEQCRD B K LYS LYS 150 139 C T 45 SEQCRD B T THR THR 151 140 C T 45 SEQCRD B A ALA ALA 152 141 C T 45 SEQCRD B T THR THR 153 142 C C 4 SEQCRD B W TRP TRP 154 143 C C 4 SEQCRD B E GLU GLU 155 144 H C 45 SEQCRD B V VAL VAL 156 145 H H 4 SEQCRD B Y TYR TYR 157 146 H H 4 SEQCRD B K LYS LYS 158 147 H H 4 SEQCRD B F PHE PHE 159 148 H H 4 SEQCRD B I ILE ILE 160 149 H H 4 SEQCRD B H HIS HIS 161 150 H H 4 SEQCRD B V VAL VAL 162 151 H H 4 SEQCRD B N ASN ASN 163 152 H H 4 SEQCRD B T THR THR 164 153 H C 45 SEQCRD B V VAL VAL 165 154 H H 4 SEQCRD B A ALA ALA 166 155 H H 4 SEQCRD B P PRO PRO 167 156 H H 4 SEQCRD B F PHE PHE 168 157 H H 4 SEQCRD B G GLY GLY 169 158 H H 4 SEQCRD B T THR THR 170 159 H H 4 SEQCRD B F PHE PHE 171 160 H H 4 SEQCRD B R ARG ARG 172 161 H H 4 SEQCRD B T THR THR 173 162 H H 4 SEQCRD B K LYS LYS 174 163 H H 4 SEQCRD B I ILE ILE 175 164 H H 4 SEQCRD B R ARG ARG 176 165 H H 4 SEQCRD B K LYS LYS 177 166 H H 4 SEQCRD B W TRP TRP 178 167 H H 4 SEQCRD B K LYS LYS 179 168 H H 4 SEQCRD B K LYS LYS 180 169 H H 4 SEQCRD B I ILE ILE 181 170 H H 4 SEQCRD B V VAL VAL 182 171 H H 4 SEQCRD B L LEU LEU 183 172 C C 4 SEQCRD A M MSE --- 1 - - - 367 SEQCRD A G GLY GLY 2 -9 H C 45 SEQCRD A H HIS HIS 3 -8 H G 45 SEQCRD A H HIS HIS 4 -7 H G 45 SEQCRD A H HIS HIS 5 -6 H G 45 SEQCRD A H HIS HIS 6 -5 H T 45 SEQCRD A H HIS HIS 7 -4 C T 45 SEQCRD A H HIS HIS 8 -3 C T 45 SEQCRD A S SER SER 9 -2 C T 45 SEQCRD A H HIS HIS 10 -1 C T 45 SEQCRD A M MSE MSE 11 0 C B 45 SEQCRD A L LEU LEU 12 1 C T 45 SEQCRD A R ARG ARG 13 2 C C 4 SEQCRD A T THR THR 14 3 C C 4 SEQCRD A Y TYR TYR 15 4 C C 4 SEQCRD A E GLU GLU 16 5 C C 4 SEQCRD A N ASN ASN 17 6 H C 45 SEQCRD A K LYS LYS 18 7 H H 4 SEQCRD A E GLU GLU 19 8 H H 4 SEQCRD A E GLU GLU 20 9 H H 4 SEQCRD A L LEU LEU 21 10 H H 4 SEQCRD A K LYS LYS 22 11 H H 4 SEQCRD A A ALA ALA 23 12 H H 4 SEQCRD A E GLU GLU 24 13 H H 4 SEQCRD A I ILE ILE 25 14 H H 4 SEQCRD A E GLU GLU 26 15 H H 4 SEQCRD A K LYS LYS 27 16 H H 4 SEQCRD A T THR THR 28 17 H H 4 SEQCRD A F PHE PHE 29 18 H H 4 SEQCRD A E GLU GLU 30 19 H H 4 SEQCRD A K LYS LYS 31 20 H H 4 SEQCRD A Y TYR TYR 32 21 H H 4 SEQCRD A I ILE ILE 33 22 H H 4 SEQCRD A L LEU LEU 34 23 H H 4 SEQCRD A E GLU GLU 35 24 H H 4 SEQCRD A F PHE PHE 36 25 H T 45 SEQCRD A D ASP ASP 37 26 H T 45 SEQCRD A N ASN ASN 38 27 H T 45 SEQCRD A I ILE ILE 39 28 H T 45 SEQCRD A P PRO PRO 40 29 H C 45 SEQCRD A E GLU GLU 41 30 H G 45 SEQCRD A N ASN ASN 42 31 H G 45 SEQCRD A L LEU LEU 43 32 H G 45 SEQCRD A K LYS LYS 44 33 H T 45 SEQCRD A D ASP ASP 45 34 C T 45 SEQCRD A K LYS LYS 46 35 C T 45 SEQCRD A R ARG ARG 47 36 C C 4 SEQCRD A A ALA ALA 48 37 C T 45 SEQCRD A D ASP ASP 49 38 C T 45 SEQCRD A E GLU GLU 50 39 C T 45 SEQCRD A V VAL VAL 51 40 C T 45 SEQCRD A D ASP ASP 52 41 C C 4 SEQCRD A R ARG ARG 53 42 C C 4 SEQCRD A T THR THR 54 43 H C 45 SEQCRD A P PRO PRO 55 44 H H 4 SEQCRD A A ALA ALA 56 45 H H 4 SEQCRD A E GLU GLU 57 46 H H 4 SEQCRD A N ASN ASN 58 47 H H 4 SEQCRD A L LEU LEU 59 48 H H 4 SEQCRD A A ALA ALA 60 49 H H 4 SEQCRD A Y TYR TYR 61 50 H H 4 SEQCRD A Q GLN GLN 62 51 H H 4 SEQCRD A V VAL VAL 63 52 H H 4 SEQCRD A G GLY GLY 64 53 H H 4 SEQCRD A W TRP TRP 65 54 H H 4 SEQCRD A T THR THR 66 55 H H 4 SEQCRD A N ASN ASN 67 56 H H 4 SEQCRD A L LEU LEU 68 57 H H 4 SEQCRD A V VAL VAL 69 58 H H 4 SEQCRD A L LEU LEU 70 59 H H 4 SEQCRD A K LYS LYS 71 60 H H 4 SEQCRD A W TRP TRP 72 61 H H 4 SEQCRD A E GLU GLU 73 62 H H 4 SEQCRD A E GLU GLU 74 63 H H 4 SEQCRD A D ASP ASP 75 64 H H 4 SEQCRD A E GLU GLU 76 65 H H 4 SEQCRD A R ARG ARG 77 66 H H 4 SEQCRD A K LYS LYS 78 67 H H 4 SEQCRD A G GLY GLY 79 68 C C 4 SEQCRD A L LEU LEU 80 69 C C 4 SEQCRD A Q GLN GLN 81 70 C C 4 SEQCRD A V VAL VAL 82 71 C C 4 SEQCRD A K LYS LYS 83 72 C T 45 SEQCRD A T THR THR 84 73 C T 45 SEQCRD A P PRO PRO 85 74 C T 45 SEQCRD A S SER SER 86 75 C T 45 SEQCRD A D ASP ASP 87 76 C T 45 SEQCRD A K LYS LYS 88 77 C T 45 SEQCRD A F PHE PHE 89 78 C T 45 SEQCRD A K LYS LYS 90 79 H T 45 SEQCRD A W TRP TRP 91 80 H T 45 SEQCRD A N ASN ASN 92 81 H T 45 SEQCRD A Q GLN GLN 93 82 H T 45 SEQCRD A L LEU LEU 94 83 H H 4 SEQCRD A G GLY GLY 95 84 H H 4 SEQCRD A E GLU GLU 96 85 H H 4 SEQCRD A L LEU LEU 97 86 H H 4 SEQCRD A Y TYR TYR 98 87 H H 4 SEQCRD A Q GLN GLN 99 88 H H 4 SEQCRD A W TRP TRP 100 89 H H 4 SEQCRD A F PHE PHE 101 90 H H 4 SEQCRD A T THR THR 102 91 H H 4 SEQCRD A D ASP ASP 103 92 H H 4 SEQCRD A T THR THR 104 93 H H 4 SEQCRD A Y TYR TYR 105 94 H H 4 SEQCRD A A ALA ALA 106 95 H H 4 SEQCRD A H HIS HIS 107 96 C C 4 SEQCRD A L LEU LEU 108 97 C C 4 SEQCRD A S SER SER 109 98 H C 45 SEQCRD A L LEU LEU 110 99 H H 4 SEQCRD A Q GLN GLN 111 100 H H 4 SEQCRD A E GLU GLU 112 101 H H 4 SEQCRD A L LEU LEU 113 102 H H 4 SEQCRD A K LYS LYS 114 103 H H 4 SEQCRD A A ALA ALA 115 104 H H 4 SEQCRD A K LYS LYS 116 105 H H 4 SEQCRD A L LEU LEU 117 106 H H 4 SEQCRD A N ASN ASN 118 107 H H 4 SEQCRD A E GLU GLU 119 108 H H 4 SEQCRD A N ASN ASN 120 109 H H 4 SEQCRD A I ILE ILE 121 110 H H 4 SEQCRD A N ASN ASN 122 111 H H 4 SEQCRD A S SER SER 123 112 H H 4 SEQCRD A I ILE ILE 124 113 H H 4 SEQCRD A S SER SER 125 114 H H 4 SEQCRD A A ALA ALA 126 115 H H 4 SEQCRD A M MSE MSE 127 116 H H 4 SEQCRD A I ILE ILE 128 117 H H 4 SEQCRD A D ASP ASP 129 118 H H 4 SEQCRD A S SER SER 130 119 H H 4 SEQCRD A L LEU LEU 131 120 H C 45 SEQCRD A S SER SER 132 121 H C 45 SEQCRD A E GLU GLU 133 122 H H 4 SEQCRD A E GLU GLU 134 123 H H 4 SEQCRD A E GLU GLU 135 124 H H 4 SEQCRD A L LEU LEU 136 125 H H 4 SEQCRD A F PHE PHE 137 126 H H 4 SEQCRD A E GLU GLU 138 127 H T 45 SEQCRD A P PRO PRO 139 128 C T 45 SEQCRD A H HIS HIS 140 129 C T 45 SEQCRD A M MSE MSE 141 130 C T 45 SEQCRD A R ARG ARG 142 131 H C 45 SEQCRD A K LYS LYS 143 132 H G 45 SEQCRD A W TRP TRP 144 133 H G 45 SEQCRD A A ALA ALA 145 134 H G 45 SEQCRD A D ASP ASP 146 135 H T 45 SEQCRD A E GLU GLU 147 136 H T 45 SEQCRD A A ALA ALA 148 137 C T 45 SEQCRD A T THR THR 149 138 C T 45 SEQCRD A K LYS LYS 150 139 C T 45 SEQCRD A T THR THR 151 140 C T 45 SEQCRD A A ALA ALA 152 141 C T 45 SEQCRD A T THR THR 153 142 C C 4 SEQCRD A W TRP TRP 154 143 C C 4 SEQCRD A E GLU GLU 155 144 H C 45 SEQCRD A V VAL VAL 156 145 H H 4 SEQCRD A Y TYR TYR 157 146 H H 4 SEQCRD A K LYS LYS 158 147 H H 4 SEQCRD A F PHE PHE 159 148 H H 4 SEQCRD A I ILE ILE 160 149 H H 4 SEQCRD A H HIS HIS 161 150 H H 4 SEQCRD A V VAL VAL 162 151 H H 4 SEQCRD A N ASN ASN 163 152 H T 45 SEQCRD A T THR THR 164 153 H T 45 SEQCRD A V VAL VAL 165 154 H H 4 SEQCRD A A ALA ALA 166 155 H H 4 SEQCRD A P PRO PRO 167 156 H H 4 SEQCRD A F PHE PHE 168 157 H H 4 SEQCRD A G GLY GLY 169 158 H H 4 SEQCRD A T THR THR 170 159 H H 4 SEQCRD A F PHE PHE 171 160 H H 4 SEQCRD A R ARG ARG 172 161 H H 4 SEQCRD A T THR THR 173 162 H H 4 SEQCRD A K LYS LYS 174 163 H H 4 SEQCRD A I ILE ILE 175 164 H H 4 SEQCRD A R ARG ARG 176 165 H H 4 SEQCRD A K LYS LYS 177 166 H H 4 SEQCRD A W TRP TRP 178 167 H H 4 SEQCRD A K LYS LYS 179 168 H H 4 SEQCRD A K LYS LYS 180 169 H H 4 SEQCRD A I ILE ILE 181 170 H H 4 SEQCRD A V VAL VAL 182 171 H H 4 SEQCRD A L LEU LEU 183 172 H C 45 COMMNT S2CERR 1 0 No standard amino acid code S2CERR 2 0 SEQRES and ATOM residue names differ S2CERR 3 3 No ATOM record S2CERR 4 363 SEQRES and ATOM residue numbers differ S2CERR 5 113 PDB and STRIDE secondary structures differ S2CERR 6 3 PDB secondary structure is absent S2CERR 7 3 STRIDE secondary structure is absent COMMNT COMMNT Crystallographic technical parameters: PARAME method 'X-RAY DIFFRACTION' PARAME resolution 1.548 PARAME R-factor 0.201 PARAME B-factor 26.629 COMMNT COMMNT Reference database information: DATABA source: DATABA UNP: B1RZQ2_STREE (B1RZQ2) COMMNT DATABA mutation: DATABA GLY A 2 --> ? ? 'EXPRESSION TAG' DATABA HIS A 8 --> ? ? 'EXPRESSION TAG' DATABA MSE A 1 --> ? ? 'EXPRESSION TAG' DATABA GLY B 2 --> ? ? 'EXPRESSION TAG' DATABA HIS A 4 --> ? ? 'EXPRESSION TAG' DATABA HIS A 5 --> ? ? 'EXPRESSION TAG' DATABA MSE A 11 --> ? ? 'EXPRESSION TAG' DATABA SER A 9 --> ? ? 'EXPRESSION TAG' DATABA HIS B 3 --> ? ? 'EXPRESSION TAG' DATABA HIS B 7 --> ? ? 'EXPRESSION TAG' DATABA HIS B 10 --> ? ? 'EXPRESSION TAG' DATABA HIS B 5 --> ? ? 'EXPRESSION TAG' DATABA HIS A 6 --> ? ? 'EXPRESSION TAG' DATABA HIS B 8 --> ? ? 'EXPRESSION TAG' DATABA LEU B 12 --> ? ? 'EXPRESSION TAG' DATABA SER B 9 --> ? ? 'EXPRESSION TAG' DATABA HIS B 4 --> ? ? 'EXPRESSION TAG' DATABA LEU A 12 --> ? ? 'EXPRESSION TAG' DATABA MSE B 1 --> ? ? 'EXPRESSION TAG' DATABA MSE B 11 --> ? ? 'EXPRESSION TAG' DATABA HIS B 6 --> ? ? 'EXPRESSION TAG' DATABA HIS A 10 --> ? ? 'EXPRESSION TAG' DATABA HIS A 7 --> ? ? 'EXPRESSION TAG' DATABA HIS A 3 --> ? ? 'EXPRESSION TAG'