SMTL ID : 4pgl.1 (1 other biounit)

Crystal structure of engineered D-tagatose 3-epimerase PcDTE-ILS6

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 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: SOL.2, LTG.5 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:E.152, A:D.185, A:H.211, A:E.246 MN.6: 2 residues within 4Å: Chain A: H.293, H.297 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:H.293, A:H.297 MN.7: 7 residues within 4Å: Chain B: E.152, D.185, H.211, R.217, E.246 Ligands: LTG.9, SOL.10 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:E.152, B:D.185, B:H.211, B:E.246

2 x SOL: L-sorbose(Non-covalent)

SOL.2: 14 residues within 4Å: Chain A: C.66, I.67, G.68, L.108, W.113, E.152, E.158, D.185, H.188, H.211, R.217, E.246 Ligands: MN.1, LTG.5 Protein-ligand interaction information (PLIP) not available SOL.10: 17 residues within 4Å: Chain B: F.7, W.15, C.66, I.67, G.107, L.108, W.113, E.152, E.158, D.185, H.188, H.211, R.217, E.246, V.259 Ligands: MN.7, LTG.9 Protein-ligand interaction information (PLIP) not available

3 x SOE: alpha-L-sorbopyranose(Non-covalent)

SOE.3: 3 residues within 4Å: Chain A: R.250, T.251, G.252 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:R.250, A:T.251, A:T.251, A:T.251 Water bridges: A:T.251, A:T.251 SOE.4: 9 residues within 4Å: Chain A: T.251, G.252, S.256, V.261, W.262 Chain B: M.121, V.122, D.123, K.124 5 PLIP interactions: 2 interactions with chain B, 3 interactions with chain A Hydrogen bonds: B:V.122, B:K.124, A:G.252, A:G.252, A:S.256 SOE.8: 6 residues within 4Å: Chain B: W.11, V.17, D.18, A.21, T.22, R.25 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:D.18, B:A.21, B:T.22, B:R.25

2 x LTG: L-tagatose(Non-covalent)

LTG.5: 14 residues within 4Å: Chain A: W.15, C.66, I.67, L.108, W.113, E.152, E.158, D.185, H.188, H.211, R.217, E.246 Ligands: MN.1, SOL.2 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:L.108, A:E.158, A:R.217, A:R.217 Water bridges: A:G.68 LTG.9: 15 residues within 4Å: Chain B: F.7, C.66, I.67, G.68, L.108, W.113, E.152, E.158, D.185, H.188, H.211, R.217, E.246 Ligands: MN.7, SOL.10 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:L.108, B:R.217, B:R.217, B:E.246 Water bridges: B:G.68

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

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