2I53 - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF CYCLIN K
• Keywords: CELL CYCLE, TRANSCRIPTION, CYCLIN K, CYCLIN BOX, CDK9, POSITIVE TRANSCRIPTION ELONGATION FACTOR, P-TEFB
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	2I53	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	CYCLIN K	A	254	2109	0
2	Ligand	CYCLIN K	A	3	0	12
3	Water			216	0	216
total				473	2109	228

Proteins

Unit 1

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

Ligands

Unit 2

ACT 301 ACT 302 ACT 303