SMTL ID : 2pue.1

CRYSTAL STRUCTURE OF THE LACI FAMILY MEMBER, PURR, BOUND TO DNA: MINOR GROOVE BINDING BY ALPHA HELICES

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.70 Å

Oligo State

homo-dimer

Ligands

2 x ADE: ADENINE(Non-covalent)

ADE.1: 7 residues within 4Å: Chain B: Y.72, F.73, Q.189, T.191, R.195, F.220, D.274 13 PLIP interactions: 13 interactions with chain B Hydrogen bonds: B:Q.189, B:R.195, B:R.195, B:D.274 Water bridges: B:Y.72, B:Y.72, B:S.123, B:D.274 pi-Stacking: B:Y.72, B:Y.72, B:F.73, B:F.220, B:F.220 ADE.2: 7 residues within 4Å: Chain D: Y.72, F.73, Q.189, T.191, R.195, F.220, D.274 12 PLIP interactions: 12 interactions with chain D Hydrogen bonds: D:Q.189, D:T.191, D:R.195, D:R.195, D:D.274 Water bridges: D:Y.72, D:S.123 pi-Stacking: D:Y.72, D:Y.72, D:F.73, D:F.220, D:F.220

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lu, F. et al., Structure-based redesign of corepressor specificity of the Escherichia coli purine repressor by substitution of residue 190. Biochemistry (1998)

Release Date

1998-05-06

Peptides

PROTEIN (PURINE REPRESSOR ): BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

B
A

D
A

PROTEIN (PURINE REPRESSOR )

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