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7C2B

Crystal structure of ferredoxin: thioredoxin reductase and thioredoxin f2 complex

Functional Information from GO Data
ChainGOidnamespacecontents
A0016730molecular_functionoxidoreductase activity, acting on iron-sulfur proteins as donors
B0015979biological_processphotosynthesis
C0015035molecular_functionprotein-disulfide reductase activity
Functional Information from PDB Data
site_idAC1
Number of Residues7
Detailsbinding site for residue SF4 A 201
ChainResidue
ACYS54
ACYS73
ACYS75
AMET78
ACYS84
AHIS85
ACYS86

site_idAC2
Number of Residues4
Detailsbinding site for residue NO3 A 202
ChainResidue
BASN79
CVAL81
AARG57
AHOH301

site_idAC3
Number of Residues4
Detailsbinding site for residue NO3 A 203
ChainResidue
AARG23
CTRP19
CPRO20
CLYS23

site_idAC4
Number of Residues7
Detailsbinding site for residue NO3 A 204
ChainResidue
AARG57
ATRP71
AHIS85
AHOH353
AHOH375
BASN79
CVAL81

site_idAC5
Number of Residues2
Detailsbinding site for residue NO3 A 205
ChainResidue
AVAL37
ATHR112

site_idAC6
Number of Residues1
Detailsbinding site for residue NO3 A 206
ChainResidue
AASP31

site_idAC7
Number of Residues4
Detailsbinding site for residue NO3 A 207
ChainResidue
AGLN68
APHE70
AHOH364
BHIS101

site_idAC8
Number of Residues3
Detailsbinding site for residue NO3 B 201
ChainResidue
APRO77
AGLU83
BASN79

site_idAC9
Number of Residues7
Detailsbinding site for residue NO3 C 201
ChainResidue
AMET13
ALYS46
APRO52
AASN72
CLYS92
CVAL94
CHOH310

site_idAD1
Number of Residues5
Detailsbinding site for residue NO3 C 202
ChainResidue
ALYS46
CLYS89
CVAL94
CLYS95
CALA112

site_idAD2
Number of Residues8
Detailsbinding site for residue NO3 C 203
ChainResidue
AHIS58
ATYR59
ALYS62
CCYS66
CASN67
CGLN68
CLYS71
CHOH333

site_idAD3
Number of Residues6
Detailsbinding site for residue NO3 C 204
ChainResidue
AHIS58
AASP60
CLYS71
CLYS75
CARG80
CHOH354

site_idAD4
Number of Residues5
Detailsbinding site for residue NO3 C 205
ChainResidue
CTYR35
CSER42
CHOH304
CHOH307
CHOH367

site_idAD5
Number of Residues3
Detailsbinding site for residue NO3 C 206
ChainResidue
CGLU96
CHOH337
CHOH373

site_idAD6
Number of Residues4
Detailsbinding site for residue NO3 C 207
ChainResidue
BMET58
CGLU110
CARG113
CHOH326

site_idAD7
Number of Residues6
Detailsbinding site for residue MG C 208
ChainResidue
AHOH336
AHOH369
CHOH314
CHOH363
CHOH378
CHOH394

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Nucleophile","evidences":[{"source":"UniProtKB","id":"Q55389","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"33015914","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7BZK","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7C2B","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7C3F","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsSite: {"description":"Increases the nucleophilicity of the active site Cys","evidences":[{"source":"UniProtKB","id":"Q55389","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsActive site: {"description":"Nucleophile","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsSite: {"description":"Deprotonates C-terminal active site Cys","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsSite: {"description":"Contributes to redox potential value","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsModified residue: {"description":"S-glutathionyl cysteine; transient","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

250359

PDB entries from 2026-03-11

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