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4A5Q

Crystal structure of the chitinase Chi1 fitted into the 3D structure of the Yersinia entomophaga toxin complex

Functional Information from GO Data
ChainGOidnamespacecontents
A0000272biological_processpolysaccharide catabolic process
A0004568molecular_functionchitinase activity
A0005576cellular_componentextracellular region
A0005975biological_processcarbohydrate metabolic process
A0006032biological_processchitin catabolic process
A0008061molecular_functionchitin binding
A0008843molecular_functionendochitinase activity
A0016787molecular_functionhydrolase activity
A0016798molecular_functionhydrolase activity, acting on glycosyl bonds
B0000272biological_processpolysaccharide catabolic process
B0004568molecular_functionchitinase activity
B0005576cellular_componentextracellular region
B0005975biological_processcarbohydrate metabolic process
B0006032biological_processchitin catabolic process
B0008061molecular_functionchitin binding
B0008843molecular_functionendochitinase activity
B0016787molecular_functionhydrolase activity
B0016798molecular_functionhydrolase activity, acting on glycosyl bonds
C0000272biological_processpolysaccharide catabolic process
C0004568molecular_functionchitinase activity
C0005576cellular_componentextracellular region
C0005975biological_processcarbohydrate metabolic process
C0006032biological_processchitin catabolic process
C0008061molecular_functionchitin binding
C0008843molecular_functionendochitinase activity
C0016787molecular_functionhydrolase activity
C0016798molecular_functionhydrolase activity, acting on glycosyl bonds
D0000272biological_processpolysaccharide catabolic process
D0004568molecular_functionchitinase activity
D0005576cellular_componentextracellular region
D0005975biological_processcarbohydrate metabolic process
D0006032biological_processchitin catabolic process
D0008061molecular_functionchitin binding
D0008843molecular_functionendochitinase activity
D0016787molecular_functionhydrolase activity
D0016798molecular_functionhydrolase activity, acting on glycosyl bonds
E0000272biological_processpolysaccharide catabolic process
E0004568molecular_functionchitinase activity
E0005576cellular_componentextracellular region
E0005975biological_processcarbohydrate metabolic process
E0006032biological_processchitin catabolic process
E0008061molecular_functionchitin binding
E0008843molecular_functionendochitinase activity
E0016787molecular_functionhydrolase activity
E0016798molecular_functionhydrolase activity, acting on glycosyl bonds
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2190
DetailsDomain: {"description":"GH18","evidences":[{"source":"PROSITE-ProRule","id":"PRU01258","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues5
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"PROSITE-ProRule","id":"PRU01258","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues45
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU01258","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

240971

PDB entries from 2025-08-27

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