SMTL ID : 1uks.2 (1 other biounit)

Crystal structure of F183L/F259L mutant cyclodextrin glucanotransferase complexed with a pseudo-maltotetraose derived from acarbose

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

monomer

Ligands

1 x GAL- GLD: 4,6-dideoxy-alpha-D-xylo-hexopyranose-(1-4)-beta-D-galactopyranose(Non-covalent)

GAL-GLD.1: 15 residues within 4Å: Chain A: H.98, Y.100, W.101, H.140, Y.195, L.197, R.227, D.229, A.230, E.257, H.327, D.328, D.371, R.375 Ligands: ACI.3 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:Y.100, A:R.227, A:R.227, A:D.229, A:A.230, A:E.257, A:E.257, A:H.327, A:R.375, A:D.371, A:R.375, A:R.375 Hydrophobic interactions: A:L.197 Water bridges: A:Y.97

1 x GLC: alpha-D-glucopyranose(Non-covalent)

GLC.2: 4 residues within 4Å: Chain A: Y.89, Y.195, D.196 Ligands: ACI.3 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:Y.195

1 x ACI: 6-AMINO-4-HYDROXYMETHYL-CYCLOHEX-4-ENE-1,2,3-TRIOL(Non-covalent)

ACI.3: 9 residues within 4Å: Chain A: Y.89, W.101, P.143, Y.195, D.196, L.197, D.371 Ligands: GAL-GLD.1, GLC.2 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:W.101 Hydrogen bonds: A:W.101, A:D.196, A:D.371

2 x CA: CALCIUM ION(Non-covalent)

CA.4: 6 residues within 4Å: Chain A: D.27, N.29, N.32, N.33, G.51, D.53 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.27, A:N.29, A:G.51, A:D.53, H2O.3 CA.5: 4 residues within 4Å: Chain A: N.139, I.190, D.199, H.233 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:I.190, A:H.233, H2O.1, H2O.2, H2O.6

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Haga, K. et al., Effects of Essential Carbohydrate/Aromatic Stacking Interaction with Tyr100 and Phe259 on Substrate Binding of Cyclodextrin Glycosyltransferase from Alkalophilic Bacillus sp. 1011. J.Biochem.(Tokyo) (2003)

Release Date

2004-02-24

Peptides

Cyclomaltodextrin glucanotransferase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Cyclomaltodextrin glucanotransferase

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