PDBsum entry: 1kfw

Hydrolase

PDB-id: 1kfw

Asymmetric unit

Contents

Description

Header details

Header records

References

PROCHECK

Protein chain

435 a.a. *

Ligands

GOL ×5

Waters ×528

* Residue conservation analysis

Tools

Clefts Calculation

Biological unit*, dimer
(*as deduced by PQS)

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. Tad20. Organism_taxid: 203265. Strain: tad20. Expressed in: escherichia coli. Expression_system_taxid: 562

Biological unit:

Dimer (from PQS)

UniProt:

Q9REI6 (Q9REI6_ARTSP)

Seq:

Struc:

Seq:

Struc:

Seq:

577 a.a.

Struc:

435 a.a.*

Key:	PfamA domain
Secondary structure	CATH domain

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

Enzyme class:

E.C.3.2.1.14   [IntEnz]   [ExPASy]   [KEGG]   [BRENDA]

Reaction:

Hydrolysis of the 1,4-beta-linkages of N-acetyl-D-glucosamine polymers of chitin.

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, xsi:nil="true" />.

Date:

23-Nov-01

Release date:

23-Nov-02

Quick_links

Procheck

Clefts

Surface