SMTL ID : 2xb5.1

Tet repressor (class D) in complex with 7-Iodotetracycline

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x I7T: 7-IODOTETRACYCLINE(Non-covalent)

I7T.1: 18 residues within 4Å: Chain A: L.59, H.63, S.66, N.81, F.85, H.99, T.102, R.103, P.104, Q.108, T.111, V.112, Q.115, I.133, S.137 Chain B: L.169, L.173 Ligands: MG.2 13 PLIP interactions: 11 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:P.104, A:V.112, A:I.133, B:L.173 Hydrogen bonds: A:N.81, A:N.81, A:T.102, A:Q.108, A:Q.115 Water bridges: A:H.99, A:H.99, A:H.99, B:E.146 I7T.4: 18 residues within 4Å: Chain A: L.169, L.173 Chain B: L.59, H.63, S.66, N.81, F.85, H.99, T.102, R.103, P.104, Q.108, T.111, V.112, Q.115, I.133, S.137 Ligands: MG.5 13 PLIP interactions: 11 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:P.104, B:V.112, B:I.133, A:L.173 Hydrogen bonds: B:N.81, B:N.81, B:T.102, B:Q.108, B:Q.115 Water bridges: B:H.99, B:H.99, B:H.99, A:E.146

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: H.99, T.102 Chain B: E.146 Ligands: I7T.1 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:H.99, H2O.1, H2O.2, H2O.3 MG.5: 4 residues within 4Å: Chain A: E.146 Chain B: H.99, T.102 Ligands: I7T.4 4 PLIP interactions: 1 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:H.99, H2O.2, H2O.3, H2O.4

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.3: 2 residues within 4Å: Chain A: R.2, L.3 Ligand excluded by PLIP CL.6: 2 residues within 4Å: Chain B: R.2, L.3 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hinrichs, W. et al., Structure of the Tet repressor-tetracycline complex and regulation of antibiotic resistance. Science (1994)

Release Date

2010-10-06

Peptides

TETRACYCLINE REPRESSOR PROTEIN CLASS D: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

TETRACYCLINE REPRESSOR PROTEIN CLASS D

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