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Information on 1chk
PDB: 1chk
Compound: chitosanase
Classification: HYDROLASE (O-GLYCOSYL)
Entry date in PDB: 1996-07-11
Resolution [Å]: 2.40
R-Factor: 0.181


CHAIN: A
SWISS-PROT/TREMBL: P33665
   KEYWORD: 3D-structure    Glycosidase    Hydrolase    Signal   
EC: 3.2.1.132
SCOP: d.2.1.7 Alpha and beta proteins (a+b)    Lysozyme-like    Lysozyme-like    Chitosanase    Endochitosanase    Streptomyces sp., strain N174
GO:  extracellular region    chitosanase activity    carbohydrate metabolism   


CHAIN: B
SWISS-PROT/TREMBL: P33665
   KEYWORD: 3D-structure    Glycosidase    Hydrolase    Signal   
EC: 3.2.1.132
SCOP: d.2.1.7 Alpha and beta proteins (a+b)    Lysozyme-like    Lysozyme-like    Chitosanase    Endochitosanase    Streptomyces sp., strain N174
GO:  extracellular region    chitosanase activity    carbohydrate metabolism   
1chk Image
Image Source: PDB

Stored Loops of 1chk

Loops in ArchDB40 clusters

1chk_A_225 - HA => SUBCLASS : 2.1.1
1chk_A_44 - HA => SUBCLASS : 4.8.1
1chk_A_94 - HH => SUBCLASS : 1.1.3
1chk_A_94 - HH => SUBCLASS : 1.1.4
1chk_A_123 - HH => SUBCLASS : 3.3.1

Loops in ArchDB95 clusters

1chk_A_94 - HH => SUBCLASS : 1.1.4
1chk_A_123 - HH => SUBCLASS : 3.2.1
1chk_A_225 - HA => SUBCLASS : 2.1.1
1chk_A_44 - HA => SUBCLASS : 4.7.1

Loops in ArchDB-EC clusters

1chk_A_123 - HH => SUBCLASS : 3.2.1

Loops not clustered in ArchDB

1chk_A_51 - EH
1chk_A_44 - HA
1chk_A_35 - HA
1chk_A_35 - HA
1chk_A_225 - HA
1chk_A_210 - HE
1chk_A_8 - HE
1chk_A_108 - HH
1chk_A_137 - HH
1chk_A_78 - HH
1chk_A_179 - HH
1chk_A_204 - HH
1chk_A_57 - HH
1chk_A_159 - HH

Homologous structures to 1chk classified in ArchDB

1chk A - percentage of sequence identity: 100
1chk B - percentage of sequence identity: 100