PDBsum entry: 2ddx

Hydrolase

PDB id: 2ddx

Contents

Protein chain

324 a.a. *

Ligands

GOL ×3

Metals

_MG

Waters ×404

* Residue conservation analysis

PDB id:

2ddx

Name:

Hydrolase

Title:

Crystal structure of beta-1,3-xylanase from vibrio sp. Ax-4

Structure:

Beta-1,3-xylanase. Chain: a. Fragment: residues 1-327. Engineered: yes

Source:

Vibrio sp.. Organism_taxid: 247155. Strain: ax-4. Expressed in: escherichia coli. Expression_system_taxid: 562.

Resolution:

0.86Å R-factor: 0.140 R-free: 0.148

Authors:

K.Sakaguchi

Key ref:

K.Sakaguchi et al. Atomic resolution analysis of beta-1,3-Xylanase catalytic module from vibrio sp. Ax-4. To be published,

Date:

06-Feb-06 Release date: 13-Feb-07

Protein chain

Q9LCB9  (3XYN2_VIBSX) -  Beta-1,3-xylanase TXYA

Seq: 460 a.a.

Struc: 324 a.a.*

* PDB and UniProt seqs differ at 80 residue positions (black crosses)

Enzyme reactions

• Enzyme class: E.C.3.2.1.32 - Endo-1,3-beta-xylanase.
• Reaction: Random hydrolysis of 1,3-beta-D-xylosidic linkages in 1,3-beta-D-xylans.

 Gene Ontology (GO) functional annotation 

• Biological process: carbohydrate metabolic process (1 term)
• Biochemical function: catalytic activity (2 terms)