SMTL ID : 1c5i.1

HYDROGEN BONDING AND CATALYSIS: AN UNEXPECTED EXPLANATION FOR HOW A SINGLE AMINO ACID SUBSTITUTION CAN CHANGE THE PH OPTIMUM OF A GLYCOSIDASE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

monomer

Ligands

1 x DFX- XYP: beta-D-xylopyranose-(1-4)-1,5-anhydro-2-deoxy-2-fluoro-D-xylitol(Post Translational Modification)

DFX-XYP.1: 16 residues within 4Å: Chain A: Q.7, W.9, D.35, V.37, Y.69, W.71, E.78, Y.80, R.112, P.116, S.117, I.118, F.125, Q.127, Y.166, E.172 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Y.69, A:R.112, A:R.112, A:Q.7, A:Q.7, A:Y.69, A:Y.166

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Joshi, M.D. et al., Hydrogen bonding and catalysis: a novel explanation for how a single amino acid substitution can change the pH optimum of a glycosidase. J.Mol.Biol. (2000)

Release Date

2000-05-12

Peptides

ENDO-1,4-BETA-XYLANASE: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

ENDO-1,4-BETA-XYLANASE

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