ID F2CFD2_STRSA Unreviewed; 304 AA.
AC F2CFD2;
DT 31-MAY-2011, integrated into UniProtKB/TrEMBL.
DT 31-MAY-2011, sequence version 1.
DT 24-JAN-2024, entry version 53.
DE RecName: Full=Thioredoxin reductase {ECO:0000256|ARBA:ARBA00018719, ECO:0000256|RuleBase:RU003880};
DE EC=1.8.1.9 {ECO:0000256|RuleBase:RU003880};
GN Name=trxB {ECO:0000313|EMBL:EGF18149.1};
GN ORFNames=HMPREF9391_1457 {ECO:0000313|EMBL:EGF18149.1};
OS Streptococcus sanguinis SK408.
OC Bacteria; Bacillota; Bacilli; Lactobacillales; Streptococcaceae;
OC Streptococcus.
OX NCBI_TaxID=888818 {ECO:0000313|EMBL:EGF18149.1, ECO:0000313|Proteomes:UP000004826};
RN [1] {ECO:0000313|EMBL:EGF18149.1, ECO:0000313|Proteomes:UP000004826}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SK408 {ECO:0000313|EMBL:EGF18149.1,
RC ECO:0000313|Proteomes:UP000004826};
RA Muzny D., Qin X., Deng J., Jiang H., Liu Y., Qu J., Song X.-Z., Zhang L.,
RA Thornton R., Coyle M., Francisco L., Jackson L., Javaid M., Korchina V.,
RA Kovar C., Mata R., Mathew T., Ngo R., Nguyen L., Nguyen N., Okwuonu G.,
RA Ongeri F., Pham C., Simmons D., Wilczek-Boney K., Hale W., Jakkamsetti A.,
RA Pham P., Ruth R., San Lucas F., Warren J., Zhang J., Zhao Z., Zhou C.,
RA Zhu D., Lee S., Bess C., Blankenburg K., Forbes L., Fu Q., Gubbala S.,
RA Hirani K., Jayaseelan J.C., Lara F., Munidasa M., Palculict T., Patil S.,
RA Pu L.-L., Saada N., Tang L., Weissenberger G., Zhu Y., Hemphill L.,
RA Shang Y., Youmans B., Ayvaz T., Ross M., Santibanez J., Aqrawi P.,
RA Gross S., Joshi V., Fowler G., Nazareth L., Reid J., Worley K.,
RA Petrosino J., Highlander S., Gibbs R.;
RL Submitted (FEB-2011) 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 Evidence={ECO:0000256|ARBA:ARBA00000849,
CC ECO:0000256|RuleBase:RU003880};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|RuleBase:RU003881};
CC Note=Binds 1 FAD per subunit. {ECO:0000256|RuleBase:RU003881};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738,
CC ECO:0000256|RuleBase:RU003880}.
CC -!- SIMILARITY: Belongs to the class-II pyridine nucleotide-disulfide
CC oxidoreductase family. {ECO:0000256|ARBA:ARBA00009333,
CC ECO:0000256|RuleBase:RU003880}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EGF18149.1}.
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DR EMBL; AFBE01000010; EGF18149.1; -; Genomic_DNA.
DR RefSeq; WP_002918042.1; NZ_GL878562.1.
DR AlphaFoldDB; F2CFD2; -.
DR PATRIC; fig|888818.3.peg.1418; -.
DR HOGENOM; CLU_031864_5_3_9; -.
DR Proteomes; UP000004826; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:InterPro.
DR GO; GO:0004791; F:thioredoxin-disulfide reductase (NADP) activity; IEA:UniProtKB-UniRule.
DR GO; GO:0019430; P:removal of superoxide radicals; IEA:UniProtKB-UniRule.
DR Gene3D; 3.50.50.60; FAD/NAD(P)-binding domain; 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 NCBIfam; TIGR01292; TRX_reduct; 1.
DR PANTHER; PTHR48105:SF16; THIOREDOXIN REDUCTASE 1-RELATED; 1.
DR PANTHER; PTHR48105; THIOREDOXIN REDUCTASE 1-RELATED-RELATED; 1.
DR Pfam; PF07992; Pyr_redox_2; 1.
DR PRINTS; PR00368; FADPNR.
DR PRINTS; PR00469; PNDRDTASEII.
DR SUPFAM; SSF51905; FAD/NAD(P)-binding domain; 1.
DR PROSITE; PS00573; PYRIDINE_REDOX_2; 1.
PE 3: Inferred from homology;
KW Disulfide bond {ECO:0000256|ARBA:ARBA00023157};
KW FAD {ECO:0000256|RuleBase:RU003880};
KW Flavoprotein {ECO:0000256|RuleBase:RU003880};
KW NADP {ECO:0000256|RuleBase:RU003881};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU003880};
KW Redox-active center {ECO:0000256|ARBA:ARBA00023284,
KW ECO:0000256|RuleBase:RU003880}.
FT DOMAIN 2..289
FT /note="FAD/NAD(P)-binding"
FT /evidence="ECO:0000259|Pfam:PF07992"
SQ SEQUENCE 304 AA; 33203 MW; 0210CE515857EBFA CRC64;
MYDTIIIGAG PAGMTAALYA ARSNLKVALL ERGIPGGQMN NTADIENYPG YANISGPELA
EKMFEPLENL GVEHLFGLVE KIEDRGDFKE IITEDERFET KTVIIASGAN HRHLGVPGEE
DYNSRGVSYC AVCDGAFFRD EDLLVVGGGD SAVEEAIFLT RFAKSVTIVH RRDELRAQKV
LQDRAFANEK IRFVWDSVVE SIHGDERKVT GVTFKNVKTG KLGQAEFGGI FIYVGLDPVS
EFAADLGITD EAGWILTDHQ MKTSVAGIYA VGDVRQKDLR QITTAVGDGA IASQEAYKYL
TEQA
//