SMTL ID : 1lbh.1

INTACT LACTOSE OPERON REPRESSOR WITH GRATUITOUS INDUCER IPTG

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.20 Å

Oligo State

homo-tetramer

Ligands

4 x IPT: 1-methylethyl 1-thio-beta-D-galactopyranoside(Non-covalent)

IPT.1: 10 residues within 4Å: Chain A: S.69, A.75, I.79, D.149, S.191, R.197, W.220, N.246, D.274, Q.291 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:W.220 Hydrogen bonds: A:R.197, A:R.197, A:N.246, A:D.274, A:Q.291 IPT.2: 11 residues within 4Å: Chain B: S.69, L.73, A.75, P.127, D.149, R.197, W.220, A.245, N.246, D.274, Q.291 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:P.127 Hydrogen bonds: B:R.197, B:R.197, B:A.245, B:N.246 IPT.3: 11 residues within 4Å: Chain C: S.69, A.75, P.76, I.79, N.125, D.149, R.197, N.246, D.274, Q.291, F.293 4 PLIP interactions: 4 interactions with chain C Hydrogen bonds: C:R.197, C:R.197, C:N.246, C:D.274 IPT.4: 10 residues within 4Å: Chain D: S.69, A.75, D.149, S.191, S.193, R.197, W.220, N.246, D.274, Q.291 8 PLIP interactions: 8 interactions with chain D Hydrophobic interactions: D:W.220 Hydrogen bonds: D:D.149, D:S.193, D:R.197, D:R.197, D:N.246, D:D.274, D:Q.291

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lewis, M. et al., Crystal structure of the lactose operon repressor and its complexes with DNA and inducer. Science (1996)

Release Date

1996-07-11

Peptides

INTACT LACTOSE OPERON REPRESSOR WITH GRATUITOUS INDUCER IPTG: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

INTACT LACTOSE OPERON REPRESSOR WITH GRATUITOUS INDUCER IPTG

Related Entries With Identical Sequence