ID A0A0M9UKP9_9MICO Unreviewed; 853 AA.
AC A0A0M9UKP9;
DT 09-DEC-2015, integrated into UniProtKB/TrEMBL.
DT 09-DEC-2015, sequence version 1.
DT 27-MAR-2024, entry version 35.
DE RecName: Full=assimilatory sulfite reductase (ferredoxin) {ECO:0000256|ARBA:ARBA00012353};
DE EC=1.8.7.1 {ECO:0000256|ARBA:ARBA00012353};
GN ORFNames=Y09_1093 {ECO:0000313|EMBL:GAP78273.1};
OS Brachybacterium sp. SW0106-09.
OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales; Dermabacteraceae;
OC Brachybacterium.
OX NCBI_TaxID=1704590 {ECO:0000313|EMBL:GAP78273.1, ECO:0000313|Proteomes:UP000037781};
RN [1] {ECO:0000313|EMBL:GAP78273.1, ECO:0000313|Proteomes:UP000037781}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SW0106-09 {ECO:0000313|EMBL:GAP78273.1,
RC ECO:0000313|Proteomes:UP000037781};
RA Qin Q.L., Li Y., Zhang Y.Z.;
RT "Genome Sequencing of Brachybacterium sp. SW0106-09.";
RL Submitted (SEP-2015) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the reduction of sulfite to sulfide, a step in the
CC biosynthesis of sulfur-containing amino acids and cofactors.
CC {ECO:0000256|ARBA:ARBA00003247}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=3 H2O + hydrogen sulfide + 6 oxidized [2Fe-2S]-[ferredoxin] =
CC 7 H(+) + 6 reduced [2Fe-2S]-[ferredoxin] + sulfite;
CC Xref=Rhea:RHEA:23132, Rhea:RHEA-COMP:10000, Rhea:RHEA-COMP:10001,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:17359,
CC ChEBI:CHEBI:29919, ChEBI:CHEBI:33737, ChEBI:CHEBI:33738; EC=1.8.7.1;
CC Evidence={ECO:0000256|ARBA:ARBA00000993};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|ARBA:ARBA00001974,
CC ECO:0000256|PIRNR:PIRNR037149};
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};
CC -!- PATHWAY: Nitrogen metabolism; nitrate reduction (assimilation).
CC {ECO:0000256|ARBA:ARBA00005096}.
CC -!- SIMILARITY: Belongs to the nitrite and sulfite reductase 4Fe-4S domain
CC family. {ECO:0000256|ARBA:ARBA00010429}.
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:GAP78273.1}.
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DR EMBL; BCAK01000007; GAP78273.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0M9UKP9; -.
DR UniPathway; UPA00653; -.
DR Proteomes; UP000037781; Unassembled WGS sequence.
DR GO; GO:0050660; F:flavin adenine dinucleotide binding; IEA:UniProtKB-UniRule.
DR GO; GO:0020037; F:heme binding; IEA:InterPro.
DR GO; GO:0051536; F:iron-sulfur cluster binding; IEA:InterPro.
DR GO; GO:0050661; F:NADP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0008942; F:nitrite reductase [NAD(P)H] activity; IEA:UniProtKB-UniRule.
DR GO; GO:0050311; F:sulfite reductase (ferredoxin) activity; IEA:UniProtKB-EC.
DR GO; GO:0042128; P:nitrate assimilation; IEA:UniProtKB-UniRule.
DR CDD; cd19944; NirB_Fer2_BFD-like_2; 1.
DR Gene3D; 3.30.390.30; -; 1.
DR Gene3D; 1.10.10.1100; BFD-like [2Fe-2S]-binding domain; 1.
DR Gene3D; 3.50.50.60; FAD/NAD(P)-binding domain; 2.
DR Gene3D; 3.30.413.10; Sulfite Reductase Hemoprotein, domain 1; 1.
DR InterPro; IPR007419; BFD-like_2Fe2S-bd_dom.
DR InterPro; IPR041854; BFD-like_2Fe2S-bd_dom_sf.
DR InterPro; IPR036188; FAD/NAD-bd_sf.
DR InterPro; IPR023753; FAD/NAD-binding_dom.
DR InterPro; IPR016156; FAD/NAD-linked_Rdtase_dimer_sf.
DR InterPro; IPR005117; NiRdtase/SiRdtase_haem-b_fer.
DR InterPro; IPR036136; Nit/Sulf_reduc_fer-like_dom_sf.
DR InterPro; IPR012744; Nitri_red_NirB.
DR InterPro; IPR017121; Nitrite_Rdtase_lsu.
DR InterPro; IPR006067; NO2/SO3_Rdtase_4Fe4S_dom.
DR InterPro; IPR045854; NO2/SO3_Rdtase_4Fe4S_sf.
DR InterPro; IPR006066; NO2/SO3_Rdtase_FeS/sirohaem_BS.
DR NCBIfam; TIGR02374; nitri_red_nirB; 1.
DR PANTHER; PTHR43809; NITRITE REDUCTASE (NADH) LARGE SUBUNIT; 1.
DR PANTHER; PTHR43809:SF1; NITRITE REDUCTASE (NADH) LARGE SUBUNIT; 1.
DR Pfam; PF04324; Fer2_BFD; 1.
DR Pfam; PF01077; NIR_SIR; 1.
DR Pfam; PF03460; NIR_SIR_ferr; 1.
DR Pfam; PF07992; Pyr_redox_2; 1.
DR PIRSF; PIRSF037149; NirB; 1.
DR PRINTS; PR00368; FADPNR.
DR PRINTS; PR00411; PNDRDTASEI.
DR PRINTS; PR00397; SIROHAEM.
DR SUPFAM; SSF51905; FAD/NAD(P)-binding domain; 2.
DR SUPFAM; SSF56014; Nitrite and sulphite reductase 4Fe-4S domain-like; 1.
DR SUPFAM; SSF55124; Nitrite/Sulfite reductase N-terminal domain-like; 1.
PE 3: Inferred from homology;
KW FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|PIRNR:PIRNR037149};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630,
KW ECO:0000256|PIRNR:PIRNR037149}; Heme {ECO:0000256|ARBA:ARBA00022617};
KW Iron {ECO:0000256|ARBA:ARBA00023004};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Nitrate assimilation {ECO:0000256|ARBA:ARBA00023063,
KW ECO:0000256|PIRNR:PIRNR037149};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000313|EMBL:GAP78273.1};
KW Thioether bond {ECO:0000256|ARBA:ARBA00022784}.
FT DOMAIN 4..287
FT /note="FAD/NAD(P)-binding"
FT /evidence="ECO:0000259|Pfam:PF07992"
FT DOMAIN 421..469
FT /note="BFD-like [2Fe-2S]-binding"
FT /evidence="ECO:0000259|Pfam:PF04324"
FT DOMAIN 559..620
FT /note="Nitrite/Sulfite reductase ferredoxin-like"
FT /evidence="ECO:0000259|Pfam:PF03460"
FT DOMAIN 631..769
FT /note="Nitrite/sulphite reductase 4Fe-4S"
FT /evidence="ECO:0000259|Pfam:PF01077"
SQ SEQUENCE 853 AA; 89492 MW; F0A3E30A0EA789EE CRC64;
MSARIVVIGA GMAAHRLVDS LVTRAEDRLT ITVLGDEGRR PYDRVGLTRF FDGESPAELA
LPDTIFADPR VTLHEGDPAA AIDRAARTVT TASGAVHPYD HLVLATGSVA ARPPVEGAEL
PGCFVYRTLA DVDSLQRHVQ ERAAALGRPV RGVVVGGGLL GLEAAGALQG MDAEATVLQS
SDRLMSAQLD LPAGAVLRRL IEARGIAVRT DARTTAIRPG PDGAVGAVAL RDGTELPADL
VVLTVGVRPR DELARAAGLS CEERGGVRID AACTTSDPSV HAIGEVAAFD GQCVGLVAPG
YAMAEVVSDR ILGGDATFDG YDLSTKLKLS GVDVASFGDA FATTPGALDV VYTDPVSGVH
KKLVLSDDAK TLLGGMLVGD ASAYGSLRPL VGGALGADPA VHLLPAGAGS APTPELPDEA
IVCSCSSVSA GTIRHAVREQ GCTDAAEVTA CTKAGATCGS CTVMVKSLVT GELAKLGKAV
STGLCEHFDL TRRQLFDAVH VSGLTTFSAV IERFGRGRGC DVCKPVLASI LAVLGGEHVL
DNENATLQDT NDHVMANLQK DGTYSVVPRM PGGEVTPEGL ITVGEVARDF GLYTKITGGQ
RVDMFGARLE QLPLIWQRLV DAGFESGHAY GKSLRTVKSC VGSAWCRYGV MDSTGMAVTL
ELRYRGLRAP HKFKLGVSGC ARECAEARGK DAGIIATAQG WNLYVGGNGG ATPRHAELLA
EGLDDDTLIR TLDRYFMYYL RTADKLQRTA PWVESLDGGI DSLRAVIMED SLGLAADLDA
AMARHVSAYR DEWAETLADP AKLARFRSFV NAPTTPDPGL AHVPERGQLR PARPEERGDA
RVLIAGTTLE VRR
//
