SMTL ID : 4pfh.1

Crystal structure of engineered D-tagatose 3-epimerase PcDTE-IDF8

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-dimer

Ligands

3 x MN: MANGANESE (II) ION(Non-covalent)

MN.1: 6 residues within 4Å: Chain A: E.152, D.185, H.211, E.246 Ligands: PSJ.3, FUD.4 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:E.152, A:D.185, A:H.211, A:E.246 MN.2: 2 residues within 4Å: Chain A: H.116 Chain B: H.116 4 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B, 2 Ligand-Water interactions Metal complexes: A:H.116, B:H.116, H2O.1, H2O.11 MN.5: 6 residues within 4Å: Chain B: E.152, D.185, H.211, E.246 Ligands: PSJ.6, FUD.7 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:E.152, B:D.185, B:H.211, B:E.246

2 x PSJ: D-psicose(Non-covalent)

PSJ.3: 15 residues within 4Å: Chain A: F.7, N.37, C.66, G.107, L.108, W.113, E.152, E.158, D.185, H.188, H.211, R.217, E.246 Ligands: MN.1, FUD.4 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.37, A:E.152, A:R.217, A:R.217 Water bridges: A:Q.183 PSJ.6: 16 residues within 4Å: Chain B: F.7, N.37, C.66, G.107, L.108, W.113, E.152, V.154, E.158, D.185, H.188, H.211, R.217, E.246 Ligands: MN.5, FUD.7 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:N.37, B:W.113, B:E.158, B:R.217, B:R.217 Water bridges: B:Q.183

2 x FUD: D-fructose(Non-covalent)

FUD.4: 16 residues within 4Å: Chain A: F.7, W.15, N.37, C.66, I.67, G.107, L.108, E.152, E.158, D.185, H.188, H.211, R.217, E.246 Ligands: MN.1, PSJ.3 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.37, A:R.217, A:R.217, A:E.246 Water bridges: A:Q.183 FUD.7: 17 residues within 4Å: Chain B: F.7, W.15, N.37, C.66, I.67, G.107, L.108, W.113, E.152, E.158, D.185, H.188, H.211, R.217, E.246 Ligands: MN.5, PSJ.6 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:N.37, B:E.158, B:R.217, B:R.217, B:E.246 Water bridges: B:Q.183

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Bosshart, A. et al., Directed Divergent Evolution of a Thermostable D-Tagatose Epimerase towards Improved Activity for Two Hexose Substrates. Chembiochem (2015)

Release Date

2014-10-22

Peptides

D-tagatose 3-epimerase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

D-tagatose 3-epimerase