2PE5
Crystal Structure of the Lac Repressor bound to ONPG in repressed state
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C (D, E, F) | DNA (5'-D(*DAP*DAP*DTP*DTP*DGP*DTP*DGP*DAP*DGP*DCP*DGP*DCP*DTP*DCP*DAP*DCP*DAP*DAP*DTP*DT)-3') | polymer | 20 | 6133.0 | 3 | synthetic construct | ||
| 2 | D, E, F (A, B, C) | Lactose operon repressor | polymer | 330 | 35410.4 | 3 | UniProt (P03023) Pfam (PF00356) Pfam (PF13377) | Escherichia coli | |
| 3 | G, H, I (A, B, C) | 2-nitrophenyl beta-D-galactopyranoside | non-polymer | 301.2 | 3 | Chemie (145) PubChem (18599443) PubChem (22660032) PubChem (22850352) PubChem (92941) PubChem (96647) PubChem (123646) PubChem (24802391) PubChem (40469235) PubChem (40469236) PubChem (42559830) PubChem (42559829) PubChem (706476) PubChem (726321) PubChem (904534) PubChem (54014803) PubChem (1258888) PubChem (59907631) PubChem (66509221) PubChem (70993954) PubChem (2783864) PubChem (6409806) PubChem (219973) PubChem (7018163) PubChem (7067541) PubChem (7165513) PubChem (7568738) PubChem (7568741) PubChem (7568749) PubChem (91121528) PubChem (735951) PubChem (904535) PubChem (12001976) PubChem (13844146) PubChem (13844147) PubChem (92211304) PubChem (7568745) PubChem (138542927) |
Sequence modifications
A, B, C: 2 - 331 (UniProt: P03023)
| PDB | External Database | Details |
|---|---|---|
| Leu 61 | Ser 61 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 124630.3 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 903.7 | |
| All* | Total formula weight | 125534.0 |
