SMTL ID : 4fhz.1

Crystal structure of a carboxyl esterase at 2.0 angstrom resolution

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.01 Å

Oligo State

homo-dimer

Ligands

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

NA.1: 5 residues within 4Å: Chain A: K.52, L.53, T.54, D.102, A.103 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:T.54, A:D.102 Water bridges: A:D.102 NA.2: 4 residues within 4Å: Chain A: D.78, G.79, A.80, D.102 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:D.78, A:G.79, A:A.80 NA.3: 7 residues within 4Å: Chain A: T.168, G.187, F.188, S.189, G.190, L.210, V.211 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:G.187, A:G.190 Water bridges: A:H.212 NA.4: 4 residues within 4Å: Chain A: R.108 Chain B: P.217, G.247, H.248 2 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:H.248, A:R.108 NA.6: 5 residues within 4Å: Chain A: H.73, G.74, L.82, F.164 Chain B: F.112 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:G.74 NA.7: 5 residues within 4Å: Chain A: R.191, L.192, D.223, L.226, A.227 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:L.192, A:D.223 NA.8: 4 residues within 4Å: Chain A: Y.75, S.165, Q.166 Ligands: PEG.5 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Y.75, A:S.165, A:Q.166 Water bridges: A:S.165 NA.9: 5 residues within 4Å: Chain B: K.52, L.53, T.54, D.102, A.103 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:T.54, B:T.54 NA.10: 4 residues within 4Å: Chain B: D.78, G.79, A.80, D.102 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:G.79, B:A.80, B:D.102 NA.11: 7 residues within 4Å: Chain B: T.168, G.187, F.188, S.189, G.190, L.210, V.211 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:G.187, B:G.190 NA.12: 4 residues within 4Å: Chain A: P.217, G.247, H.248 Chain B: R.108 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:H.248, A:H.248 NA.14: 5 residues within 4Å: Chain A: F.112 Chain B: H.73, G.74, L.82, F.164 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:G.74 NA.15: 5 residues within 4Å: Chain B: R.191, L.192, D.223, L.226, A.227 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:L.192, B:D.223 NA.16: 4 residues within 4Å: Chain B: Y.75, S.165, Q.166 Ligands: PEG.13 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:Y.75, B:Q.166 Water bridges: B:G.74, B:Y.75, B:S.165, B:S.165

2 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.5: 6 residues within 4Å: Chain A: Y.75, L.122, V.219 Chain B: A.109 Ligands: NA.8, PEG.13 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain A Water bridges: B:N.110, A:Y.75, A:S.165 PEG.13: 6 residues within 4Å: Chain A: A.109 Chain B: Y.75, L.122, V.219 Ligands: PEG.5, NA.16 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Water bridges: B:Y.75, B:S.165, A:N.110

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