| structure name | CRYSTAL STRUCTURE OF THE LAC REPRESSOR BOUND TO ONPG IN REPRESSED STATE (Lactose operon repressor) |
| reference | Stayrook et al. J.Mol.Biol. 370 609 2007 |
| source | Escherichia coli |
| experiment | X-ray (resolution=3.50, R-factor=0.236) |
| structural superfamily | Periplasmic binding protein-like I;lambda repressor-like DNA-binding domains; |
| sequence family | Bacterial regulatory proteins, lacI fami; Periplasmic binding proteins and sugar b; |
| multimeric complexes | 1cjg_AB 1efa_AB 1jwl_AB 1l1m_AB 1lbg_AB 1lbg_CD 1osl_AB 2bjc_AB 2kei_AB 2kej_AB 2kek_AB 2pe5_AB |
| reference complex | 1l1m_B |
| links to other resources | NAKB  PDIdb DNAproDB |
| protein sequence | |
| interface signature | LYSYQSRALA |
Estimated binding specificities ?
| readout + contact |  |
A | 12 0 0 12 0 84 0 C | 60 0 96 12 96 12 96 G | 12 96 0 12 0 0 0 T | 12 0 0 60 0 0 0scan! |
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updated Thu Jan 8 20:31:53 2026