SMTL ID : 2tct.1

THE COMPLEX FORMED BETWEEN TET REPRESSOR AND TETRACYCLINE-MG2+ REVEALS MECHANISM OF ANTIBIOTIC RESISTANCE

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 3 residues within 4Å: Chain A: H.99 Chain B: E.146 Ligands: CTC.2 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:H.99, H2O.1, H2O.1, H2O.1 MG.3: 3 residues within 4Å: Chain A: E.146 Chain B: H.99 Ligands: CTC.4 4 PLIP interactions: 1 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:H.99, H2O.6, H2O.6, H2O.6

2 x CTC: 7-CHLOROTETRACYCLINE(Non-covalent)

CTC.2: 19 residues within 4Å: Chain A: 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, A.172, L.173, M.176 Ligands: MG.1 12 PLIP interactions: 11 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:P.104, B:L.173 Hydrogen bonds: A:H.63, A:N.81, A:R.103, A:Q.115 Water bridges: A:Q.108, A:Q.108, A:Q.108, A:V.112, A:Q.115, A:S.137 CTC.4: 19 residues within 4Å: Chain A: L.169, A.172, L.173, M.176 Chain B: 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.3 12 PLIP interactions: 1 interactions with chain A, 11 interactions with chain B Hydrophobic interactions: A:L.173, B:P.104 Hydrogen bonds: B:H.63, B:N.81, B:R.103, B:Q.115 Water bridges: B:Q.108, B:Q.108, B:Q.108, B:V.112, B:Q.115, B:S.137

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kisker, C. et al., The complex formed between Tet repressor and tetracycline-Mg2+ reveals mechanism of antibiotic resistance. J.Mol.Biol. (1995)

Release Date

1996-04-03

Peptides

TETRACYCLINE REPRESSOR: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

TETRACYCLINE REPRESSOR

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