ID C7QIF2_CATAD Unreviewed; 856 AA.
AC C7QIF2;
DT 13-OCT-2009, integrated into UniProtKB/TrEMBL.
DT 13-OCT-2009, sequence version 1.
DT 27-MAR-2024, entry version 87.
DE RecName: Full=assimilatory sulfite reductase (ferredoxin) {ECO:0000256|ARBA:ARBA00012353};
DE EC=1.8.7.1 {ECO:0000256|ARBA:ARBA00012353};
GN OrderedLocusNames=Caci_6175 {ECO:0000313|EMBL:ACU75029.1};
OS Catenulispora acidiphila (strain DSM 44928 / JCM 14897 / NBRC 102108 / NRRL
OS B-24433 / ID139908).
OC Bacteria; Actinomycetota; Actinomycetes; Catenulisporales;
OC Catenulisporaceae; Catenulispora.
OX NCBI_TaxID=479433 {ECO:0000313|EMBL:ACU75029.1, ECO:0000313|Proteomes:UP000000851};
RN [1] {ECO:0000313|EMBL:ACU75029.1, ECO:0000313|Proteomes:UP000000851}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 44928 / JCM 14897 / NBRC 102108 / NRRL B-24433 / ID139908
RC {ECO:0000313|Proteomes:UP000000851};
RX PubMed=21304647; DOI=10.4056/sigs.17259;
RA Copeland A., Lapidus A., Glavina Del Rio T., Nolan M., Lucas S., Chen F.,
RA Tice H., Cheng J.F., Bruce D., Goodwin L., Pitluck S., Mikhailova N.,
RA Pati A., Ivanova N., Mavromatis K., Chen A., Palaniappan K., Chain P.,
RA Land M., Hauser L., Chang Y.J., Jeffries C.D., Chertkov O., Brettin T.,
RA Detter J.C., Han C., Ali Z., Tindall B.J., Goker M., Bristow J.,
RA Eisen J.A., Markowitz V., Hugenholtz P., Kyrpides N.C., Klenk H.P.;
RT "Complete genome sequence of Catenulispora acidiphila type strain (ID
RT 139908).";
RL Stand. Genomic Sci. 1:119-125(2009).
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}.
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DR EMBL; CP001700; ACU75029.1; -; Genomic_DNA.
DR RefSeq; WP_015794758.1; NC_013131.1.
DR AlphaFoldDB; C7QIF2; -.
DR STRING; 479433.Caci_6175; -.
DR KEGG; cai:Caci_6175; -.
DR eggNOG; COG1251; Bacteria.
DR HOGENOM; CLU_003291_0_0_11; -.
DR InParanoid; C7QIF2; -.
DR OrthoDB; 9768666at2; -.
DR UniPathway; UPA00653; -.
DR Proteomes; UP000000851; Chromosome.
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; PR00411; PNDRDTASEI.
DR PRINTS; PR00397; SIROHAEM.
DR SUPFAM; SSF51905; FAD/NAD(P)-binding domain; 1.
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 Reference proteome {ECO:0000313|Proteomes:UP000000851};
KW Thioether bond {ECO:0000256|ARBA:ARBA00022784}.
FT DOMAIN 7..303
FT /note="FAD/NAD(P)-binding"
FT /evidence="ECO:0000259|Pfam:PF07992"
FT DOMAIN 326..392
FT /note="NADH-rubredoxin oxidoreductase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF18267"
FT DOMAIN 426..479
FT /note="BFD-like [2Fe-2S]-binding"
FT /evidence="ECO:0000259|Pfam:PF04324"
FT DOMAIN 577..638
FT /note="Nitrite/Sulfite reductase ferredoxin-like"
FT /evidence="ECO:0000259|Pfam:PF03460"
FT DOMAIN 649..789
FT /note="Nitrite/sulphite reductase 4Fe-4S"
FT /evidence="ECO:0000259|Pfam:PF01077"
SQ SEQUENCE 856 AA; 90562 MW; 88BDFC7C370895A7 CRC64;
MSPSQRTVLV VGHGMVAHRF VSSLLEHGHP APSVTVFGAE DRPAYDRVRL SSWFDDRDHR
SLHLDPYPDG AVEVVTGVAV AAIDREAQTV TTADGSVRSY DTLVLATGSR PFVPPVENHQ
APGCFVYRTL DDVEAIAAYA AEHGRTSGVV VGGGLLGLEA AKALTSLGLK TTVVEFAPRL
MPLQVDDGGA AALQGRISEL GVTLHTGTRL DKVLVDENGV ATAVQAICGE TTETIDADLV
VFAAGVRPED SLARSSGLDV GERGGIVVDR LCRTSDERVY AIGECALAAD GRVYGLVAPG
YQMAEAAAAH IAKEVEDRAF TGADTSTKLK LLGVEVASFG DAFGTEDGAM SATYSDSRRQ
VYRKLTIAQD GRLLGGILVG DAGDYGTLRA LVGEQPPAAP EALLLPAGTA GSAAIGPSAL
PDAAVLCSCH NVTKGAICTA IHDLAEQGDG EVTTKQVGVC TKAGTGCGSC VSSIKTLIKV
EGAGGSSGLC EHFTQTRSEI YTIVRRDRIS TYAELLAKHG TAAKEVTDGC DVCKPAVGSI
LASLGGLLAE GESKPHVLDG GQAALQDTND HVLANLQRNG SYSVVPRIPG GEITPDKLIV
IGEVARDFGL YTKITGGQRI DLFGATMADL PKIWQRLVDA GFESGHAYGK ALRTVKSCVG
STWCRYGVQD SVKMAIDLEL RYRGLRAPHK IKMAVSGCAR ECAEAQSKDV GVIATERGWN
LYVGGNGGAR PRHADLLATD LDDETLIRTI DRFLALYIAE ADRLERTATW VERYEGGLER
LRSVLMDDVE DRGVELEALI AAHVEAYTDE WRAVLDDPVK LARFATFVNA PEAPDPTVAF
EPERGQIKPL LTLGRR
//
