SMTL ID : 2aez.1

Crystal structure of fructan 1-exohydrolase IIa (E201Q) from Cichorium intybus in complex with 1-kestose

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.05 Å

Oligo State

monomer

Ligands

1 x NAG- NDG: 2-acetamido-2-deoxy-alpha-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NDG.1: 6 residues within 4Å: Chain A: A.398, S.399, R.401, Q.420, R.445, N.513 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.420, A:R.445, A:R.445, A:N.513, A:S.399, A:R.445 Water bridges: A:S.399

1 x NAG- NAG- BMA- BMA: beta-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-BMA-BMA.2: 4 residues within 4Å: Chain A: K.115, N.116, D.119, E.124 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:E.124

1 x GLC- FRU- FRU: beta-D-fructofuranose-(2-1)-beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose(Non-covalent)

GLC-FRU-FRU.3: 13 residues within 4Å: Chain A: N.21, D.22, Q.38, F.46, W.82, S.83, Q.107, D.143, R.146, D.147, Q.201, Y.274, A.275 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:N.21, A:D.22, A:S.83, A:R.146, A:D.147, A:Q.201

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Verhaest, M. et al., Insights into the fine architecture of the active site of chicory fructan 1-exohydrolase: 1-kestose as substrate vs sucrose as inhibitor. New Phytol (2007)

Release Date

2006-08-29

Peptides

fructan 1-exohydrolase IIa: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

fructan 1-exohydrolase IIa