SMTL ID : 2sfp.1

ALANINE RACEMASE WITH BOUND PROPIONATE INHIBITOR

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-dimer

Ligands

2 x PLP: PYRIDOXAL-5'-PHOSPHATE(Covalent)

PLP.1: 14 residues within 4Å: Chain A: V.37, K.39, Y.43, L.85, K.129, R.136, H.166, N.203, S.204, R.219, G.221, I.222, Y.354 Ligands: PPI.3 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:V.37, A:K.39 Hydrogen bonds: A:Y.43, A:R.136, A:S.204, A:R.219, A:R.219, A:G.221, A:I.222 Water bridges: A:N.203, A:N.203, A:A.205, A:Y.354 pi-Cation interactions: A:H.166 PLP.4: 13 residues within 4Å: Chain B: V.37, K.39, Y.43, L.85, R.136, H.166, N.203, S.204, R.219, G.221, I.222, Y.354 Ligands: PPI.2 14 PLIP interactions: 13 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:V.37, B:V.37, B:K.39 Hydrogen bonds: B:Y.43, B:R.136, B:S.204, B:R.219, B:R.219, B:G.221, B:I.222 Water bridges: B:N.203, B:A.205, B:Y.354, A:Y.265

2 x PPI: PROPANOIC ACID(Non-covalent)

PPI.2: 8 residues within 4Å: Chain A: Y.265, Y.284, C.311, M.312 Chain B: K.39, R.136, Y.354 Ligands: PLP.4 9 PLIP interactions: 5 interactions with chain A, 4 interactions with chain B Hydrophobic interactions: A:M.312, B:Y.354 Hydrogen bonds: A:Y.284, A:Y.284, A:M.312 Water bridges: A:Q.314, B:R.136 Salt bridges: B:K.39, B:R.136 PPI.3: 9 residues within 4Å: Chain A: K.39, Y.43, R.136, Y.354 Chain B: Y.265, Y.284, C.311, M.312 Ligands: PLP.1 9 PLIP interactions: 4 interactions with chain A, 5 interactions with chain B Hydrophobic interactions: A:Y.354, B:M.312 Water bridges: A:R.136, B:Q.314 Salt bridges: A:K.39, A:R.136 Hydrogen bonds: B:Y.265, B:Y.284, B:M.312

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Morollo, A.A. et al., Structure of a Michaelis complex analogue: propionate binds in the substrate carboxylate site of alanine racemase. Biochemistry (1999)

Release Date

1999-02-24

Peptides

PROTEIN (ALANINE RACEMASE): AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

PROTEIN (ALANINE RACEMASE)

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