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
//