SMTL ID : 3dg7.1 (1 other biounit)

Crystal structure of muconate lactonizing enzyme from Mucobacterium Smegmatis complexed with muconolactone

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 5 residues within 4Å: Chain A: K.160, D.191, E.217, D.242 Ligands: MUC.2 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.191, A:E.217, A:D.242, H2O.1 MG.3: 5 residues within 4Å: Chain B: K.160, D.191, E.217, D.242 Ligands: MUC.4 4 PLIP interactions: 3 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.191, B:E.217, B:D.242, H2O.11

2 x MUC: [(2S)-5-oxo-2,5-dihydrofuran-2-yl]acetic acid(Non-covalent)

MUC.2: 16 residues within 4Å: Chain A: F.21, R.51, F.53, T.54, M.134, K.160, K.162, D.191, N.193, E.217, D.242, K.266, N.293, Q.294, I.295 Ligands: MG.1 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:F.21, A:F.53, A:I.295 Hydrogen bonds: A:N.193, A:D.242, A:Q.294, A:E.320 Water bridges: A:K.160 Salt bridges: A:K.160, A:K.162, A:K.266, A:K.266 MUC.4: 16 residues within 4Å: Chain B: F.21, R.51, F.53, T.54, M.134, K.160, K.162, D.191, N.193, E.217, D.242, K.266, N.293, Q.294, I.295 Ligands: MG.3 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:F.21, B:F.53 Hydrogen bonds: B:T.54, B:N.193, B:Q.294, B:E.320 Water bridges: B:K.160 Salt bridges: B:K.160, B:K.162, B:K.266, B:K.266

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sakai, A. et al., Evolution of enzymatic activities in the enolase superfamily: stereochemically distinct mechanisms in two families of cis,cis-muconate lactonizing enzymes. Biochemistry (2009)

Release Date

2009-03-03

Peptides

Muconate cycloisomerase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Muconate cycloisomerase

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