SMTL ID : 2lig.1

THREE-DIMENSIONAL STRUCTURES OF THE LIGAND-BINDING DOMAIN OF THE BACTERIAL ASPARTATE RECEPTOR WITH AND WITHOUT A LIGAND

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-dimer

Ligands

2 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 5 residues within 4Å: Chain A: R.45, R.49 Chain B: R.40, Y.125, F.126 7 PLIP interactions: 5 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:Y.125 Water bridges: B:R.40, B:R.40, B:Q.131 Salt bridges: B:R.40, A:R.45, A:R.49 SO4.2: 5 residues within 4Å: Chain A: R.45, L.65, N.68 Chain B: Q.131, N.135 5 PLIP interactions: 2 interactions with chain B, 3 interactions with chain A Hydrogen bonds: B:Q.131, B:N.135, A:N.68 Water bridges: A:N.42 Salt bridges: A:R.45

1 x ASP: ASPARTIC ACID(Non-covalent)

ASP.3: 7 residues within 4Å: Chain A: R.40, Y.125, F.126, Q.128, T.130 Chain B: R.45, R.49 14 PLIP interactions: 2 Ligand-Ligand interactions, 4 interactions with chain B, 8 interactions with chain A Hydrogen bonds: D.3, D.3, A:Y.125, A:Y.125, A:T.130, A:T.130 Water bridges: B:R.45, A:R.40, A:T.130 Salt bridges: B:R.45, B:R.45, B:R.49, A:R.40 Hydrophobic interactions: A:Y.125

1 x PHN: 1,10-PHENANTHROLINE(Non-covalent)

PHN.4: 14 residues within 4Å: Chain A: F.6, C.12, G.15, F.16, S.19, Y.152, T.155 Chain B: F.6, C.12, G.15, F.16, S.19, Y.152, T.155 9 PLIP interactions: 7 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:F.6, B:F.16, B:T.155 Hydrogen bonds: B:S.19, A:S.19 Water bridges: B:Y.152 pi-Stacking: B:F.16, B:F.16, A:F.16

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Milburn, M.V. et al., Three-dimensional structures of the ligand-binding domain of the bacterial aspartate receptor with and without a ligand. Science (1991)

Release Date

1995-09-15

Peptides

ASPARTATE RECEPTOR: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

ASPARTATE RECEPTOR

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