1N2X - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE ANALYSIS OF TM0872, A PUTATIVE SAM- DEPENDENT METHYLTRANSFERASE, COMPLEXED WITH SAM
• Keywords: SAM-DEPENDENT METHYLTRANSFERASE FOLD, PROTEIN-SAM METHYL DONOR COMPLEX, STRUCTURAL GENOMICS, PSI, PROTEIN STRUCTURE INITIATIVE, MIDWEST CENTER FOR STRUCTURAL GENOMICS, MCSG
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1N2X	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	S-ADENOSYL-METHYLTRANSFERASE MRAW	A	287	2321	32
2	Protein	S-ADENOSYL-METHYLTRANSFERASE MRAW	B	278	2172	32
3	Ligand	S-ADENOSYL-METHYLTRANSFERASE MRAW	A	2	0	32
4	Ligand	S-ADENOSYL-METHYLTRANSFERASE MRAW	B	2	0	32
5	Water			349	0	349
total				918	4493	477

Proteins

Unit 1

HIS 8 ILE 9 PRO 10 VAL 11 MSE 12 VAL 13 ARG 14 GLU 15 VAL 16 ILE 17 GLU 18 PHE 19 LEU 20 LYS 21 PRO 22 GLU 23 ASP 24 GLU 25 LYS 26 ILE 27 ILE 28 LEU 29 ASP 30 CYS 31 THR 32 VAL 33 GLY 34 GLU 35 GLY 36 GLY 37 HIS 38 SER 39 ARG 40 ALA 41 ILE 42 LEU 43 GLU 44 HIS 45 CYS 46 PRO 47 GLY 48 CYS 49 ARG 50 ILE 51 ILE 52 GLY 53 ILE 54 ASP 55 VAL 56 ASP 57 SER 58 GLU 59 VAL 60 LEU 61 ARG 62 ILE 63 ALA 64 GLU 65 GLU 66 LYS 67 LEU 68 LYS 69 GLU 70 PHE 71 SER 72 ASP 73 ARG 74 VAL 75 SER 76 LEU 77 PHE 78 LYS 79 VAL 80 SER 81 TYR 82 ARG 83 GLU 84 ALA 85 ASP 86 PHE 87 LEU 88 LEU 89 LYS 90 THR 91 LEU 92 GLY 93 ILE 94 GLU 95 LYS 96 VAL 97 ASP 98 GLY 99 ILE 100 LEU 101 MSE 102 ASP 103 LEU 104 GLY 105 VAL 106 SER 107 THR 108 TYR 109 GLN 110 LEU 111 LYS 112 GLY 113 GLU 114 ASN 115 ARG 116 GLY 117 PHE 118 THR 119 PHE 120 GLU 121 ARG 122 GLU 123 GLU 124 PRO 125 LEU 126 ASP 127 MSE 128 ARG 129 MSE 130 ASP 131 LEU 132 GLU 133 SER 134 GLU 135 VAL 136 THR 137 ALA 138 GLN 139 LYS 140 VAL 141 LEU 142 ASN 143 GLU 144 LEU 145 PRO 146 GLU 147 GLU 148 GLU 149 LEU 150 ALA 151 ARG 152 ILE 153 ILE 154 PHE 155 GLU 156 TYR 157 GLY 158 GLU 159 GLU 160 LYS 161 ARG 162 PHE 163 ALA 164 ARG 165 ARG 166 ILE 167 ALA 168 ARG 169 LYS 170 ILE 171 VAL 172 GLU 173 ASN 174 ARG 175 PRO 176 LEU 177 ASN 178 THR 179 THR 180 LEU 181 ASP 182 LEU 183 VAL 184 LYS 185 ALA 186 VAL 187 ARG 188 GLU 189 ALA 190 LEU 191 PRO 192 SER 193 TYR 194 GLU 195 ILE 196 ARG 197 ARG 198 ARG 199 LYS 200 ARG 201 HIS 202 PHE 203 ALA 204 THR 205 LYS 206 THR 207 PHE 208 GLN 209 ALA 210 ILE 211 ARG 212 ILE 213 TYR 214 VAL 215 ASN 216 ARG 217 GLU 218 LEU 219 GLU 220 ASN 221 LEU 222 LYS 223 GLU 224 PHE 225 LEU 226 LYS 227 LYS 228 ALA 229 GLU 230 ASP 231 LEU 232 LEU 233 ASN 234 PRO 235 GLY 236 GLY 237 ARG 238 ILE 239 VAL 240 VAL 241 ILE 242 SER 243 PHE 244 HIS 245 SER 246 LEU 247 GLU 248 ASP 249 ARG 250 ILE 251 VAL 252 LYS 253 GLU 254 THR 255 PHE 256 ARG 257 ASN 258 SER 259 LYS 260 LYS 261 LEU 262 ARG 263 ILE 264 LEU 265 THR 266 GLU 267 LYS 268 PRO 269 VAL 270 ARG 271 PRO 272 SER 273 GLU 274 GLU 275 GLU 276 ILE 277 ARG 278 GLU 279 ASN 280 PRO 281 ARG 282 ALA 283 ARG 284 SER 285 GLY 286 ARG 287 LEU 288 ARG 289 ALA 290 ALA 291 GLU 292 ARG 293 ILE 294

Unit 2

HIS 8 ILE 9 PRO 10 VAL 11 MSE 12 VAL 13 ARG 14 GLU 15 VAL 16 ILE 17 GLU 18 PHE 19 LEU 20 LYS 21 PRO 22 GLU 23 ASP 24 GLU 25 LYS 26 ILE 27 ILE 28 LEU 29 ASP 30 CYS 31 THR 32 VAL 33 GLY 34 GLU 35 GLY 36 GLY 37 HIS 38 SER 39 ARG 40 ALA 41 ILE 42 LEU 43 GLU 44 HIS 45 CYS 46 PRO 47 GLY 48 CYS 49 ARG 50 ILE 51 ILE 52 GLY 53 ILE 54 ASP 55 VAL 56 ASP 57 SER 58 GLU 59 VAL 60 LEU 61 ARG 62 ILE 63 ALA 64 GLU 65 GLU 66 LYS 67 LEU 68 LYS 69 GLU 70 PHE 71 SER 72 ASP 73 ARG 74 VAL 75 SER 76 LEU 77 PHE 78 LYS 79 VAL 80 SER 81 TYR 82 ARG 83 GLU 84 ALA 85 ASP 86 PHE 87 LEU 88 LEU 89 LYS 90 THR 91 LEU 92 GLY 93 ILE 94 GLU 95 LYS 96 VAL 97 ASP 98 GLY 99 ILE 100 LEU 101 MSE 102 ASP 103 LEU 104 GLY 105 VAL 106 SER 107 THR 108 TYR 109 GLN 110 LEU 111 LYS 112 GLY 113 GLU 114 ASN 115 ARG 116 GLY 117 PHE 118 THR 119 PHE 120 GLU 121 ARG 122 GLU 123 GLU 124 PRO 125 LEU 126 ASP 127 MSE 128 ARG 129 MSE 130 ASP 131 LEU 132 GLU 133 SER 134 GLU 135 VAL 136 THR 137 ALA 138 GLN 139 LYS 140 VAL 141 LEU 142 ASN 143 GLU 144 LEU 145 PRO 146 GLU 147 GLU 148 GLU 149 LEU 150 ALA 151 ARG 152 ILE 153 ILE 154 PHE 155 GLU 156 TYR 157 GLY 158 GLU 159 GLU 160 LYS 161 ARG 162 PHE 163 ALA 164 ARG 165 ARG 166 ILE 167 ALA 168 ARG 169 LYS 170 ILE 171 VAL 172 GLU 173 ASN 174 ARG 175 PRO 176 LEU 177 ASN 178 THR 179 THR 180 LEU 181 ASP 182 LEU 183 VAL 184 LYS 185 ALA 186 VAL 187 ARG 188 GLU 189 ALA 190 LEU 191 PRO 192 SER 193 TYR 194 GLU 195 ILE 196 ARG 197 ARG 198 ARG 199 LYS 200 ARG 201 HIS 202 PHE 203 ALA 204 THR 205 LYS 206 THR 207 PHE 208 GLN 209 ALA 210 ILE 211 ARG 212 ILE 213 TYR 214 VAL 215 ASN 216 ARG 217 GLU 218 LEU 219 GLU 220 ASN 221 LEU 222 LYS 223 GLU 224 PHE 225 LEU 226 LYS 227 LYS 228 ALA 229 GLU 230 ASP 231 LEU 232 LEU 233 ASN 234 PRO 235 GLY 236 GLY 237 ARG 238 ILE 239 VAL 240 VAL 241 ILE 242 SER 243 PHE 244 HIS 245 SER 246 LEU 247 GLU 248 ASP 249 ARG 250 ILE 251 VAL 252 LYS 253 GLU 254 THR 255 PHE 256 ARG 257 ASN 258 SER 259 LYS 260 LYS 261 LEU 262 ARG 263 ILE 264 LEU 265 THR 266 GLU 267 LYS 268 PRO 269 VAL 270 ARG 271 PRO 272 SER 273 PRO 281 ARG 282 ALA 283 ARG 284 SER 285 GLY 286 ARG 287 LEU 288 ARG 289 ALA 290 ALA 291 GLU 292

Ligands

Unit 3	SAM 401 SO4 500
Unit 4	SAM 402 SO4 501