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1EYP

CHALCONE ISOMERASE

Functional Information from GO Data
ChainGOidnamespacecontents
A0009813biological_processflavonoid biosynthetic process
A0016853molecular_functionisomerase activity
A0016872molecular_functionintramolecular lyase activity
A0045430molecular_functionchalcone isomerase activity
B0009813biological_processflavonoid biosynthetic process
B0016853molecular_functionisomerase activity
B0016872molecular_functionintramolecular lyase activity
B0045430molecular_functionchalcone isomerase activity
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues6
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsSite: {"description":"Important for catalytic activity"}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues3
Detailsa catalytic site defined by CSA, PubMed 17602559, 14978275, 10966651
ChainResidueDetails
ALYS97
ATHR48
ATYR106

site_idMCSA1
Number of Residues4
DetailsM-CSA 196
ChainResidueDetails
AARG36
ATHR48electrostatic stabiliser, hydrogen bond donor
ALYS97modifies pKa
ATYR106activator, hydrogen bond donor

site_idMCSA2
Number of Residues4
DetailsM-CSA 196
ChainResidueDetails
BARG36
BTHR48electrostatic stabiliser, hydrogen bond donor
BLYS97modifies pKa
BTYR106activator, hydrogen bond donor

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PDB entries from 2025-12-17

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