ID A0A0Q2QTA1_MYCGO Unreviewed; 556 AA.
AC A0A0Q2QTA1;
DT 20-JAN-2016, integrated into UniProtKB/TrEMBL.
DT 20-JAN-2016, sequence version 1.
DT 27-MAR-2024, entry version 38.
DE RecName: Full=assimilatory sulfite reductase (ferredoxin) {ECO:0000256|ARBA:ARBA00012353};
DE EC=1.8.7.1 {ECO:0000256|ARBA:ARBA00012353};
GN ORFNames=AO501_00545 {ECO:0000313|EMBL:KQH75262.1};
OS Mycobacterium gordonae.
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Mycobacteriaceae;
OC Mycobacterium.
OX NCBI_TaxID=1778 {ECO:0000313|EMBL:KQH75262.1, ECO:0000313|Proteomes:UP000051677};
RN [1] {ECO:0000313|EMBL:KQH75262.1, ECO:0000313|Proteomes:UP000051677}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CTRI 14-8773 {ECO:0000313|EMBL:KQH75262.1,
RC ECO:0000313|Proteomes:UP000051677};
RA Ustinova V., Smirnova T., Blagodatskikh K., Varlamov D., Larionova E.,
RA Chernousova L.;
RT "Mycobacterium gordonae draft genome assembly.";
RL Submitted (OCT-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=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|ARBA:ARBA00001966};
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:KQH75262.1}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; LKTM01000383; KQH75262.1; -; Genomic_DNA.
DR RefSeq; WP_055581820.1; NZ_LKTM01000383.1.
DR AlphaFoldDB; A0A0Q2QTA1; -.
DR STRING; 1778.A9W97_15155; -.
DR OrthoDB; 3189055at2; -.
DR Proteomes; UP000051677; Unassembled WGS sequence.
DR GO; GO:0020037; F:heme binding; IEA:InterPro.
DR GO; GO:0051536; F:iron-sulfur cluster binding; IEA:InterPro.
DR GO; GO:0050311; F:sulfite reductase (ferredoxin) activity; IEA:UniProtKB-EC.
DR Gene3D; 3.90.480.20; -; 1.
DR Gene3D; 3.30.413.10; Sulfite Reductase Hemoprotein, domain 1; 2.
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; IPR045854; NO2/SO3_Rdtase_4Fe4S_sf.
DR InterPro; IPR006066; NO2/SO3_Rdtase_FeS/sirohaem_BS.
DR PANTHER; PTHR32439; FERREDOXIN--NITRITE REDUCTASE, CHLOROPLASTIC; 1.
DR PANTHER; PTHR32439:SF0; FERREDOXIN--NITRITE REDUCTASE, CHLOROPLASTIC; 1.
DR Pfam; PF01077; NIR_SIR; 2.
DR Pfam; PF03460; NIR_SIR_ferr; 2.
DR PRINTS; PR00397; SIROHAEM.
DR SUPFAM; SSF56014; Nitrite and sulphite reductase 4Fe-4S domain-like; 2.
DR SUPFAM; SSF55124; Nitrite/Sulfite reductase N-terminal domain-like; 2.
DR PROSITE; PS00365; NIR_SIR; 1.
PE 4: Predicted;
KW Heme {ECO:0000256|ARBA:ARBA00022617}; Iron {ECO:0000256|ARBA:ARBA00022617};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022617};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002};
KW Reference proteome {ECO:0000313|Proteomes:UP000051677};
KW Thioether bond {ECO:0000256|ARBA:ARBA00022784}.
FT DOMAIN 93..154
FT /note="Nitrite/Sulfite reductase ferredoxin-like"
FT /evidence="ECO:0000259|Pfam:PF03460"
FT DOMAIN 162..315
FT /note="Nitrite/sulphite reductase 4Fe-4S"
FT /evidence="ECO:0000259|Pfam:PF01077"
FT DOMAIN 336..401
FT /note="Nitrite/Sulfite reductase ferredoxin-like"
FT /evidence="ECO:0000259|Pfam:PF03460"
FT DOMAIN 413..550
FT /note="Nitrite/sulphite reductase 4Fe-4S"
FT /evidence="ECO:0000259|Pfam:PF01077"
FT REGION 1..33
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 556 AA; 62096 MW; 4890B915971575EF CRC64;
MTTARPAKAP RNEGQWALGN REPLNPNEEM KKAGAPLEVR ERIENVYAKG GFDSIDKSDL
RGRFRWWGLY TQREQGYDGS FTGDDNADLL EAKYFMMRVR CDGGAISTAA LRTLGEISTE
FGRDTADISD RENIQYHWIR VEDVPEIWRR LDEVGLQTTE ACGDCPRVVL GSPLAGESLD
EVIDPTWAID EIVRRYIGKP EYADLPRKYK TAISGLQDVA HEINDIAFIG VNHPEHGPGL
DLWVGGGLST NPMLAQRLGV WVPLQEVPEV WEAVTSIFRD YGYRRLRAKA RLKFLVKDWG
VEKFREVLET EYLKRPLIDG PAPDPIAHPI DHVGVQRTKN GLNAIGASPI AGRVSGTILT
AVAELAERAG SDRIRFTPYQ KLVLLDVPDD KVEETVAGLE SLGLQVRPSQ WRRNLMACSG
IEYCKLSFAE TRVRAQSLVP ELEGRLADIN SRLDVPITVN INGCPNSCAR IQIADIGFKG
QMVDDGEGGS VEGFQVHLGG GLGLDSGFGR KLRQHKVTSD ELGDYIDRVT RNFLKHRHEG
ERFAQWAVRA EEDDLR
//
