ID H0JL02_9NOCA Unreviewed; 838 AA.
AC H0JL02;
DT 22-FEB-2012, integrated into UniProtKB/TrEMBL.
DT 22-FEB-2012, sequence version 1.
DT 27-MAR-2024, entry version 52.
DE RecName: Full=assimilatory sulfite reductase (ferredoxin) {ECO:0000256|ARBA:ARBA00012353};
DE EC=1.8.7.1 {ECO:0000256|ARBA:ARBA00012353};
GN ORFNames=AK37_01277 {ECO:0000313|EMBL:EHK86337.1};
OS Rhodococcus pyridinivorans AK37.
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Nocardiaceae;
OC Rhodococcus.
OX NCBI_TaxID=1114960 {ECO:0000313|EMBL:EHK86337.1, ECO:0000313|Proteomes:UP000005064};
RN [1] {ECO:0000313|EMBL:EHK86337.1, ECO:0000313|Proteomes:UP000005064}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AK37 {ECO:0000313|EMBL:EHK86337.1,
RC ECO:0000313|Proteomes:UP000005064};
RA Kriszt B., Tancsics A., Cserhati M., Toth A., Nagy I., Horvath B.,
RA Tamura T., Kukolya J., Szoboszlay S.;
RL Submitted (DEC-2011) 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:EHK86337.1}.
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DR EMBL; AHBW01000026; EHK86337.1; -; Genomic_DNA.
DR RefSeq; WP_006550250.1; NZ_AHBW01000026.1.
DR AlphaFoldDB; H0JL02; -.
DR PATRIC; fig|1114960.4.peg.246; -.
DR UniPathway; UPA00653; -.
DR Proteomes; UP000005064; 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 InterPro; IPR041575; Rubredoxin_C.
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 Pfam; PF18267; Rubredoxin_C; 1.
DR PIRSF; PIRSF037149; NirB; 1.
DR PRINTS; PR00368; FADPNR.
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.
DR PROSITE; PS00365; NIR_SIR; 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 Thioether bond {ECO:0000256|ARBA:ARBA00022784}.
FT DOMAIN 5..286
FT /note="FAD/NAD(P)-binding"
FT /evidence="ECO:0000259|Pfam:PF07992"
FT DOMAIN 323..390
FT /note="NADH-rubredoxin oxidoreductase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF18267"
FT DOMAIN 420..467
FT /note="BFD-like [2Fe-2S]-binding"
FT /evidence="ECO:0000259|Pfam:PF04324"
FT DOMAIN 552..613
FT /note="Nitrite/Sulfite reductase ferredoxin-like"
FT /evidence="ECO:0000259|Pfam:PF03460"
FT DOMAIN 624..757
FT /note="Nitrite/sulphite reductase 4Fe-4S"
FT /evidence="ECO:0000259|Pfam:PF01077"
SQ SEQUENCE 838 AA; 87887 MW; B97AF2810B1C63E9 CRC64;
MSRKNVVVVG HGMVAHRFVE ALRVRDEQNS WSVTVLGEEA DAAYDRVGLS SYVGAWDRKE
LALAGNDYAA DDLVDLRVGT RAVGIDRAAR TVTTAGGDVL PYDSLVLATG SYPFVPPVPG
HDLPGCFVYR TLDDLDGIRA AAERAKAAGL AGIVIGGGLL GLEAANALRL LGVTPHVVEY
NNRLMPAQVD EGGGRVLDRL VTDLGLVTHT GVGTEKIEAG PEALQVTLSD GSVLEAGLVI
FSAGIRPQDE LAREAGLELG GRGGVLTDRT CRSTSDEAVY AIGECAAVEG TCYGLVAPGY
STAEVVADRL VGGTAEFPGA DLSTKLKLLG VDVASFGDAH ATTPGALEVV LSDSAKGTYA
KLVVSDDAKT LLGGILVGDA SAYGTLRPLV GRELPGDPAT LISPVGEKPG AGALPDDAEV
CSCNGVTKGA ICGAISEGAC DIAQIKSCTS AGTTCGGCLP SIKQLLAQSG VQMSKALCEH
FEQSRAELFE IVQATGIRTF SALIAQYGTG HGCDICKPVV ASILASTDSD HILHPKQAGL
QDTNDHFLAN IQKNGTYSVV PRMPGGECTP EQLIVIGEVA RDFGLYVKMT GGQRVDLFGA
RVEQLPQIWK RLVDAGMESG QAYGKSLRTV KSCVGSTWCR YGVQDSVGMA VALELRYRGL
RSPHKLKMGV SGCARECAEA RGKDVGVIAT ENGWNLYVCG NGGQSPKHAQ LLAGGLDDET
LVRYIDRFLM FYIRTADRLQ RTAPWLDALE GGLAHLEEVV CDDVLGIADD LEAAMAKHVE
GYKDEWAGVL EDPEKLARFV SFVNAPEQPD PTVRFDDSGP RKVPVLVGMP GIGPGTGA
//
