SMTL ID : 2oqr.1

The structure of the response regulator RegX3 from Mycobacterium tuberculosis

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.03 Å

Oligo State

homo-dimer

Ligands

4 x ACT: ACETATE ION(Non-functional Binders)

ACT.1: 4 residues within 4Å: Chain A: D.99, R.114, V.118 Chain B: M.80 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:D.99 Water bridges: A:D.99, A:R.114 Salt bridges: A:R.114 ACT.2: 2 residues within 4Å: Chain A: Y.167, Q.180 4 PLIP interactions: 4 interactions with chain A Water bridges: A:Q.180, A:Q.180, A:R.184, A:R.184 ACT.9: 4 residues within 4Å: Chain A: M.80 Chain B: D.99, R.114, V.118 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:D.99 Water bridges: B:D.99, B:R.114 Salt bridges: B:R.114 ACT.10: 2 residues within 4Å: Chain B: Y.167, Q.180 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:Y.167 Water bridges: B:Q.180, B:Q.180, B:R.184, B:R.184

10 x LA: LANTHANUM (III) ION(Non-covalent)

LA.3: 3 residues within 4Å: Chain A: D.89, D.100, Y.101 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.100, A:Y.101, H2O.3, H2O.3, H2O.3 LA.4: 3 residues within 4Å: Chain A: D.183, D.189 Chain B: E.27 5 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: B:E.27, A:D.189, H2O.6, H2O.6, H2O.6 LA.5: 2 residues within 4Å: Chain A: E.14, D.18 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:E.14, A:D.18, H2O.2, H2O.2, H2O.2 LA.6: 1 residues within 4Å: Chain A: E.14 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.14, A:E.14, H2O.2, H2O.2 LA.7: 4 residues within 4Å: Chain A: D.12, D.55, M.57, E.87 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.12, A:D.12, A:D.55, A:M.57, A:E.87 LA.11: 3 residues within 4Å: Chain B: D.89, D.100, Y.101 5 PLIP interactions: 2 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:D.100, B:Y.101, H2O.9, H2O.9, H2O.9 LA.12: 3 residues within 4Å: Chain A: E.27 Chain B: D.183, D.189 5 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B, 3 Ligand-Water interactions Metal complexes: A:E.27, B:D.189, H2O.12, H2O.12, H2O.13 LA.13: 2 residues within 4Å: Chain B: E.14, D.18 5 PLIP interactions: 2 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:E.14, B:D.18, H2O.8, H2O.8, H2O.8 LA.14: 1 residues within 4Å: Chain B: E.14 4 PLIP interactions: 2 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:E.14, B:E.14, H2O.8, H2O.8 LA.15: 4 residues within 4Å: Chain B: D.12, D.55, M.57, E.87 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:D.12, B:D.12, B:D.55, B:M.57, B:E.87

2 x BME: BETA-MERCAPTOETHANOL(Non-functional Binders)

BME.8: 4 residues within 4Å: Chain A: Y.106, L.111 Chain B: E.11, L.20 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:E.11 BME.16: 4 residues within 4Å: Chain A: E.11, L.20 Chain B: Y.106, L.111 No protein-ligand interaction detected (PLIP)

Links

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Citation

King-Scott, J. et al., The Structure of a Full-length Response Regulator from Mycobacterium tuberculosis in a Stabilized Three-dimensional Domain-swapped, Activated State. J.Biol.Chem. (2007)

Release Date

2007-10-16

Peptides

Sensory transduction protein regX3: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Sensory transduction protein regX3