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Database: UniProt
Entry: Q18N65_9BACT
LinkDB: Q18N65_9BACT
Original site: Q18N65_9BACT 
ID   Q18N65_9BACT            Unreviewed;       224 AA.
AC   Q18N65;
DT   25-JUL-2006, integrated into UniProtKB/TrEMBL.
DT   25-JUL-2006, sequence version 1.
DT   24-JAN-2024, entry version 54.
DE   SubName: Full=Dissimilatory sulfite reductase beta subunit {ECO:0000313|EMBL:BAE96480.1};
DE   Flags: Fragment;
GN   Name=dsrB {ECO:0000313|EMBL:BAE96480.1};
OS   uncultured sulfate-reducing bacterium.
OC   Bacteria; environmental samples.
OX   NCBI_TaxID=153939 {ECO:0000313|EMBL:BAE96480.1};
RN   [1] {ECO:0000313|EMBL:BAE96480.1}
RP   NUCLEOTIDE SEQUENCE.
RX   PubMed=17497195; DOI=10.1007/s10126-007-9003-7;
RA   Kaneko R., Hayashi T., Tanahashi M., Naganuma T.;
RT   "Phylogenetic diversity and distribution of dissimilatory sulfite reductase
RT   genes from deep-sea sediment cores.";
RL   Mar. Biotechnol. 9:429-436(2007).
CC   -!- COFACTOR:
CC       Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC         Evidence={ECO:0000256|ARBA:ARBA00001966};
CC   -!- COFACTOR:
CC       Name=siroheme; Xref=ChEBI:CHEBI:60052;
CC         Evidence={ECO:0000256|ARBA:ARBA00001929};
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DR   EMBL; AB263158; BAE96480.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q18N65; -.
DR   GO; GO:0020037; F:heme binding; IEA:InterPro.
DR   GO; GO:0051536; F:iron-sulfur cluster binding; IEA:InterPro.
DR   GO; GO:0016491; F:oxidoreductase activity; IEA:InterPro.
DR   Gene3D; 3.30.70.20; -; 1.
DR   Gene3D; 3.30.70.3340; -; 1.
DR   Gene3D; 3.30.413.10; Sulfite Reductase Hemoprotein, domain 1; 1.
DR   InterPro; IPR005117; NiRdtase/SiRdtase_haem-b_fer.
DR   InterPro; IPR036136; Nit/Sulf_reduc_fer-like_dom_sf.
DR   InterPro; IPR006067; NO2/SO3_Rdtase_4Fe4S_dom.
DR   InterPro; IPR045169; NO2/SO3_Rdtase_4Fe4S_prot.
DR   InterPro; IPR045854; NO2/SO3_Rdtase_4Fe4S_sf.
DR   PANTHER; PTHR11493:SF47; SULFITE REDUCTASE [NADPH] SUBUNIT BETA; 1.
DR   PANTHER; PTHR11493; SULFITE REDUCTASE [NADPH] SUBUNIT BETA-RELATED; 1.
DR   Pfam; PF01077; NIR_SIR; 1.
DR   Pfam; PF03460; NIR_SIR_ferr; 1.
DR   SUPFAM; SSF54862; 4Fe-4S ferredoxins; 1.
DR   SUPFAM; SSF55124; Nitrite/Sulfite reductase N-terminal domain-like; 1.
PE   4: Predicted;
KW   4Fe-4S {ECO:0000256|ARBA:ARBA00022485};
KW   Iron {ECO:0000256|ARBA:ARBA00023004};
KW   Iron-sulfur {ECO:0000256|ARBA:ARBA00023014};
KW   Metal-binding {ECO:0000256|ARBA:ARBA00022723}.
FT   DOMAIN          28..92
FT                   /note="Nitrite/Sulfite reductase ferredoxin-like"
FT                   /evidence="ECO:0000259|Pfam:PF03460"
FT   DOMAIN          101..176
FT                   /note="Nitrite/sulphite reductase 4Fe-4S"
FT                   /evidence="ECO:0000259|Pfam:PF01077"
FT   NON_TER         224
FT                   /evidence="ECO:0000313|EMBL:BAE96480.1"
SQ   SEQUENCE   224 AA;  24528 MW;  7849B71BB36E73D0 CRC64;
     MLPPLIKENY GKWAYHEELA PGILRHVSET DAELFTVRVA SPRLVSIDFI RDICDIADKH
     CGGHLRFTSR NNVEFLVSDK AQLEPLKAEL GKQGMLIGGT GSGLSNIVHT QGWVHCHSAA
     TDASGLVKSI MDELAPYFSS KRLPGKTRIA MACCLNMCGA VHCSDIALVG VHRRVPVIDH
     ERVSKVCEVP SLIASCPTAA IRPNPKEKSV TINDERCMYC GNCY
//
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