TRXB_CHLPN
ID TRXB_CHLPN Reviewed; 311 AA.
AC Q9Z8M4; Q9JQJ8;
DT 30-MAY-2000, integrated into UniProtKB/Swiss-Prot.
DT 01-MAY-1999, sequence version 1.
DT 03-AUG-2022, entry version 148.
DE RecName: Full=Thioredoxin reductase;
DE Short=TRXR;
DE EC=1.8.1.9;
GN Name=trxB; OrderedLocusNames=CPn_0314, CP_0444, CpB0322;
OS Chlamydia pneumoniae (Chlamydophila pneumoniae).
OC Bacteria; Chlamydiae; Chlamydiales; Chlamydiaceae;
OC Chlamydia/Chlamydophila group; Chlamydia.
OX NCBI_TaxID=83558;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CWL029;
RX PubMed=10192388; DOI=10.1038/7716;
RA Kalman S., Mitchell W.P., Marathe R., Lammel C.J., Fan J., Hyman R.W.,
RA Olinger L., Grimwood J., Davis R.W., Stephens R.S.;
RT "Comparative genomes of Chlamydia pneumoniae and C. trachomatis.";
RL Nat. Genet. 21:385-389(1999).
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AR39;
RX PubMed=10684935; DOI=10.1093/nar/28.6.1397;
RA Read T.D., Brunham R.C., Shen C., Gill S.R., Heidelberg J.F., White O.,
RA Hickey E.K., Peterson J.D., Utterback T.R., Berry K.J., Bass S.,
RA Linher K.D., Weidman J.F., Khouri H.M., Craven B., Bowman C., Dodson R.J.,
RA Gwinn M.L., Nelson W.C., DeBoy R.T., Kolonay J.F., McClarty G.,
RA Salzberg S.L., Eisen J.A., Fraser C.M.;
RT "Genome sequences of Chlamydia trachomatis MoPn and Chlamydia pneumoniae
RT AR39.";
RL Nucleic Acids Res. 28:1397-1406(2000).
RN [3]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=J138;
RX PubMed=10871362; DOI=10.1093/nar/28.12.2311;
RA Shirai M., Hirakawa H., Kimoto M., Tabuchi M., Kishi F., Ouchi K.,
RA Shiba T., Ishii K., Hattori M., Kuhara S., Nakazawa T.;
RT "Comparison of whole genome sequences of Chlamydia pneumoniae J138 from
RT Japan and CWL029 from USA.";
RL Nucleic Acids Res. 28:2311-2314(2000).
RN [4]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=TW-183;
RA Geng M.M., Schuhmacher A., Muehldorfer I., Bensch K.W., Schaefer K.P.,
RA Schneider S., Pohl T., Essig A., Marre R., Melchers K.;
RT "The genome sequence of Chlamydia pneumoniae TW183 and comparison with
RT other Chlamydia strains based on whole genome sequence analysis.";
RL Submitted (MAY-2002) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=[thioredoxin]-dithiol + NADP(+) = [thioredoxin]-disulfide +
CC H(+) + NADPH; Xref=Rhea:RHEA:20345, Rhea:RHEA-COMP:10698, Rhea:RHEA-
CC COMP:10700, ChEBI:CHEBI:15378, ChEBI:CHEBI:29950, ChEBI:CHEBI:50058,
CC ChEBI:CHEBI:57783, ChEBI:CHEBI:58349; EC=1.8.1.9;
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000250|UniProtKB:P0A9P4};
CC Note=Binds 1 FAD per subunit. {ECO:0000250|UniProtKB:P0A9P4};
CC -!- SUBUNIT: Homodimer. {ECO:0000250|UniProtKB:P0A9P4}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250}.
CC -!- MISCELLANEOUS: The active site is a redox-active disulfide bond.
CC -!- SIMILARITY: Belongs to the class-II pyridine nucleotide-disulfide
CC oxidoreductase family. {ECO:0000305}.
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DR EMBL; AE001363; AAD18463.1; -; Genomic_DNA.
DR EMBL; AE002161; AAF38283.1; -; Genomic_DNA.
DR EMBL; BA000008; BAA98524.1; -; Genomic_DNA.
DR EMBL; AE009440; AAP98256.1; -; Genomic_DNA.
DR PIR; B86530; B86530.
DR PIR; C72093; C72093.
DR RefSeq; NP_224519.1; NC_000922.1.
DR RefSeq; WP_010882962.1; NZ_LN847257.1.
DR AlphaFoldDB; Q9Z8M4; -.
DR SMR; Q9Z8M4; -.
DR STRING; 115711.CP_0444; -.
DR EnsemblBacteria; AAD18463; AAD18463; CPn_0314.
DR EnsemblBacteria; AAF38283; AAF38283; CP_0444.
DR GeneID; 45050363; -.
DR KEGG; cpa:CP_0444; -.
DR KEGG; cpj:trxB; -.
DR KEGG; cpn:CPn_0314; -.
DR KEGG; cpt:CpB0322; -.
DR PATRIC; fig|115713.3.peg.348; -.
DR eggNOG; COG0492; Bacteria.
DR HOGENOM; CLU_031864_5_1_0; -.
DR OrthoDB; 692968at2; -.
DR Proteomes; UP000000583; Chromosome.
DR Proteomes; UP000000801; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004791; F:thioredoxin-disulfide reductase activity; IEA:UniProtKB-EC.
DR GO; GO:0019430; P:removal of superoxide radicals; IEA:InterPro.
DR Gene3D; 3.50.50.60; -; 2.
DR InterPro; IPR036188; FAD/NAD-bd_sf.
DR InterPro; IPR023753; FAD/NAD-binding_dom.
DR InterPro; IPR008255; Pyr_nucl-diS_OxRdtase_2_AS.
DR InterPro; IPR005982; Thioredox_Rdtase.
DR Pfam; PF07992; Pyr_redox_2; 1.
DR SUPFAM; SSF51905; SSF51905; 1.
DR TIGRFAMs; TIGR01292; TRX_reduct; 1.
DR PROSITE; PS00573; PYRIDINE_REDOX_2; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Disulfide bond; FAD; Flavoprotein; NADP; Oxidoreductase;
KW Redox-active center.
FT CHAIN 1..311
FT /note="Thioredoxin reductase"
FT /id="PRO_0000166725"
FT BINDING 33..43
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000250|UniProtKB:P0A9P4"
FT BINDING 283..292
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000250|UniProtKB:P0A9P4"
FT DISULFID 138..141
FT /note="Redox-active"
FT /evidence="ECO:0000250|UniProtKB:P0A9P4"
SQ SEQUENCE 311 AA; 33559 MW; 352C5E87865C2B27 CRC64;
MIHSRLIIIG SGPSGYTAAI YASRALLHPL LFEGFFSGIS GGQLMTTTEV ENFPGFPEGI
LGPKLMNNMK EQAVRFGTKT LAQDIISVDF SVRPFILKSK EETYSCDACI IATGASAKRL
EIPGAGNDEF WQKGVTACAV CDGASPIFKN KDLYVIGGGD SALEEALYLT RYGSHVYVVH
RRDKLRASKA MEARAQNNEK ITFLWNSEIV KISGDSIVRS VDIKNVQTQE ITTREAAGVF
FAIGHKPNTD FLGGQLTLDE SGYIVTEKGT SKTSVPGVFA AGDVQDKYYR QAVTSAGSGC
IAALDAERFL G
