SMTL ID : 1e56.1

Crystal structure of the inactive mutant Monocot (Maize ZMGlu1) beta-glucosidase ZMGluE191D in complex with the natural substrate DIMBOA-beta-D-glucoside

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

homo-dimer

Ligands

2 x BGC: beta-D-glucopyranose(Non-covalent)(Post Translational Modification)

BGC.1: 12 residues within 4Å: Chain A: Q.38, H.142, W.143, N.190, D.191, D.261, Y.333, W.378, E.406, W.457, E.464 Ligands: HBO.2 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:Q.38, A:H.142, A:N.190, A:D.191, A:D.191, A:E.464 BGC.3: 12 residues within 4Å: Chain B: Q.38, H.142, W.143, N.190, D.191, Y.333, E.406, W.457, E.464, W.465, Y.473 Ligands: HBO.4 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:Q.38, B:H.142, B:N.190, B:Y.333, B:E.406 Water bridges: B:Y.473, B:Y.473

2 x HBO: 2,4-DIHYDROXY-7-(METHYLOXY)-2H-1,4-BENZOXAZIN-3(4H)-ONE(Non-covalent)

HBO.2: 8 residues within 4Å: Chain A: T.194, M.263, W.378, E.464, F.466, A.467, E.471 Ligands: BGC.1 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:W.378, A:F.466 Water bridges: A:D.191 HBO.4: 7 residues within 4Å: Chain B: W.143, T.194, F.198, D.261, W.378, F.466 Ligands: BGC.3 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:T.194 pi-Stacking: B:F.198

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Czjzek, M. et al., The Mechanism of Substrate (Aglycone) Specificity in Beta -Glucosidases is Revealed by Crystal Structures of Mutant Maize Beta -Glucosidase- Dimboa, -Dimboaglc, and -Dhurrin Complexes. Proc.Natl.Acad.Sci.USA (2000)

Release Date

2000-12-11

Peptides

BETA-GLUCOSIDASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

BETA-GLUCOSIDASE

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