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2PUK

Crystal structure of the binary complex between ferredoxin: thioredoxin reductase and thioredoxin m

Functional Information from GO Data
ChainGOidnamespacecontents
A0005515molecular_functionprotein binding
A0009055molecular_functionelectron transfer activity
A0015979biological_processphotosynthesis
A0016491molecular_functionoxidoreductase activity
A0016730molecular_functionoxidoreductase activity, acting on iron-sulfur proteins as donors
A0046872molecular_functionmetal ion binding
A0051536molecular_functioniron-sulfur cluster binding
A0051539molecular_function4 iron, 4 sulfur cluster binding
A0103012molecular_functionferredoxin-thioredoxin reductase activity
B0005515molecular_functionprotein binding
B0015979biological_processphotosynthesis
B0016491molecular_functionoxidoreductase activity
C0015035molecular_functionprotein-disulfide reductase activity
E0005515molecular_functionprotein binding
E0009055molecular_functionelectron transfer activity
E0015979biological_processphotosynthesis
E0016491molecular_functionoxidoreductase activity
E0016730molecular_functionoxidoreductase activity, acting on iron-sulfur proteins as donors
E0046872molecular_functionmetal ion binding
E0051536molecular_functioniron-sulfur cluster binding
E0051539molecular_function4 iron, 4 sulfur cluster binding
E0103012molecular_functionferredoxin-thioredoxin reductase activity
F0005515molecular_functionprotein binding
F0015979biological_processphotosynthesis
F0016491molecular_functionoxidoreductase activity
G0015035molecular_functionprotein-disulfide reductase activity
Functional Information from PDB Data
site_idAC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE SF4 A 1000
ChainResidue
ACYS55
ACYS74
ACYS76
AMET79
ACYS85
AHIS86
ACYS87
APHE90

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SF4 E 1000
ChainResidue
ECYS74
ECYS76
EMET79
ECYS85
EHIS86
ECYS87
ECYS55

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Nucleophile","evidences":[{"source":"PubMed","id":"10649999","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"14769790","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17611542","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19132843","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10649999","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17611542","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsSite: {"description":"Increases the nucleophilicity of the active site Cys","evidences":[{"source":"PubMed","id":"19132843","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsRegion: {"description":"Interaction with ferredoxin","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues4
DetailsActive site: {"description":"Nucleophile"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsSite: {"description":"Deprotonates C-terminal active site Cys"}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues4
DetailsSite: {"description":"Contributes to redox potential value"}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1cqg
ChainResidueDetails
CSER40
CCYS37

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1cqg
ChainResidueDetails
GSER40
GCYS37

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PDB entries from 2025-10-22

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