SMTL ID : 4ftw.1

Crystal structure of a carboxyl esterase N110C/L145H at 2.3 angstrom resolution

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

homo-dimer

Ligands

2 x PIN: PIPERAZINE-N,N'-BIS(2-ETHANESULFONIC ACID)(Non-covalent)

PIN.1: 7 residues within 4Å: Chain A: Y.75, G.76, A.77, C.110, F.112, L.122 Ligands: 3CM.2 No protein-ligand interaction detected (PLIP) PIN.5: 7 residues within 4Å: Chain B: Y.75, G.76, A.77, C.110, F.112, L.122 Ligands: 3CM.6 No protein-ligand interaction detected (PLIP)

2 x 3CM: 3-CYCLOHEXYLPROPYL 4-O-ALPHA-D-GLUCOPYRANOSYL-BETA-D-GLUCOPYRANOSIDE(Non-covalent)

3CM.2: 8 residues within 4Å: Chain A: Y.75, D.81, L.122, F.164, V.218, H.248, G.249 Ligands: PIN.1 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:Y.75, A:L.122, A:V.218 Hydrogen bonds: A:D.81 3CM.6: 8 residues within 4Å: Chain B: Y.75, D.81, L.122, F.164, V.218, H.248, G.249 Ligands: PIN.5 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:Y.75, B:L.122, B:V.218 Hydrogen bonds: B:D.81

2 x NA: SODIUM ION(Non-functional Binders)

NA.3: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) NA.7: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.4: 0 residues within 4Å: (No contacts) Ligand excluded by PLIP CL.8: 0 residues within 4Å: (No contacts) Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ma, J. et al., Enhanced enantioselectivity of a carboxyl esterase from Rhodobacter sphaeroides by directed evolution. Appl.Microbiol.Biotechnol. (2013)

Release Date

2012-10-03

Peptides

Phospholipase/Carboxylesterase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Phospholipase/Carboxylesterase