PDBsum entry 1kfw

Hydrolase

PDB id: 1kfw

Contents

Protein chain

435 a.a. *

Ligands

GOL ×5

Waters ×528

* Residue conservation analysis

PDB id:

1kfw

Name:

Hydrolase

Title:

Structure of catalytic domain of psychrophilic chitinase b from arthrobacter tad20

Structure:

Chitinase b. Chain: a. Engineered: yes

Source:

Arthrobacter sp.. Organism_taxid: 203265. Strain: tad20. Expressed in: escherichia coli. Expression_system_taxid: 562

Biol. unit:

Dimer (from PQS)

Resolution:

1.74Å R-factor: 0.174 R-free: 0.189

Authors:

M.Ayati,D.Mandelman,N.Aghajari,R.Haser

Key ref:

M.Ayati et al. Structure of catalytical domain of psychrophilic chitinase from arthobacter, With and without allosamidine. To be published, .

Date:

23-Nov-01 Release date: 23-Nov-02

Protein chain

Q9REI6  (Q9REI6_ARTSP) -  Chitinase from Arthrobacter sp

Seq: 577 a.a.

Struc: 435 a.a.*

* PDB and UniProt seqs differ at 7 residue positions (black crosses)

Enzyme reactions

• Enzyme class: E.C.3.2.1.14 - chitinase.
• Reaction: Hydrolysis of the 1,4-beta-linkages of N-acetyl-D-glucosamine polymers of chitin.