ID A0A1G8VC98_9GAMM Unreviewed; 446 AA.
AC A0A1G8VC98;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 25.
DE RecName: Full=nitrite reductase (cytochrome; ammonia-forming) {ECO:0000256|ARBA:ARBA00011887};
DE EC=1.7.2.2 {ECO:0000256|ARBA:ARBA00011887};
GN ORFNames=SAMN05216212_0505 {ECO:0000313|EMBL:SDJ63698.1};
OS Microbulbifer yueqingensis.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Cellvibrionales;
OC Microbulbiferaceae; Microbulbifer.
OX NCBI_TaxID=658219 {ECO:0000313|EMBL:SDJ63698.1, ECO:0000313|Proteomes:UP000199305};
RN [1] {ECO:0000313|EMBL:SDJ63698.1, ECO:0000313|Proteomes:UP000199305}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CGMCC 1.10658 {ECO:0000313|EMBL:SDJ63698.1,
RC ECO:0000313|Proteomes:UP000199305};
RA de Groot N.N.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=6 Fe(III)-[cytochrome c] + 2 H2O + NH4(+) = 6 Fe(II)-
CC [cytochrome c] + 8 H(+) + nitrite; Xref=Rhea:RHEA:13089, Rhea:RHEA-
CC COMP:10350, Rhea:RHEA-COMP:14399, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:16301, ChEBI:CHEBI:28938,
CC ChEBI:CHEBI:29033, ChEBI:CHEBI:29034; EC=1.7.2.2;
CC Evidence={ECO:0000256|ARBA:ARBA00029373};
CC -!- SIMILARITY: Belongs to the cytochrome c-552 family.
CC {ECO:0000256|ARBA:ARBA00009288}.
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DR EMBL; FNFH01000001; SDJ63698.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G8VC98; -.
DR STRING; 658219.SAMN05216212_0505; -.
DR OrthoDB; 9814800at2; -.
DR Proteomes; UP000199305; Unassembled WGS sequence.
DR GO; GO:0042597; C:periplasmic space; IEA:InterPro.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0042279; F:nitrite reductase (cytochrome, ammonia-forming) activity; IEA:UniProtKB-EC.
DR GO; GO:0006807; P:nitrogen compound metabolic process; IEA:InterPro.
DR Gene3D; 3.90.10.10; Cytochrome C3; 1.
DR InterPro; IPR003321; Cyt_c552.
DR InterPro; IPR036280; Multihaem_cyt_sf.
DR InterPro; IPR012286; Tetrahaem_cytochrome.
DR PANTHER; PTHR30633:SF0; CYTOCHROME C-552; 1.
DR PANTHER; PTHR30633; CYTOCHROME C-552 RESPIRATORY NITRITE REDUCTASE; 1.
DR Pfam; PF14537; Cytochrom_c3_2; 1.
DR SUPFAM; SSF48695; Multiheme cytochromes; 1.
PE 3: Inferred from homology;
KW Calcium {ECO:0000256|ARBA:ARBA00022837};
KW Electron transport {ECO:0000256|ARBA:ARBA00022982};
KW Heme {ECO:0000256|ARBA:ARBA00022617}; Iron {ECO:0000256|ARBA:ARBA00023004};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002};
KW Signal {ECO:0000256|ARBA:ARBA00022729};
KW Transport {ECO:0000256|ARBA:ARBA00022448}.
FT DOMAIN 44..135
FT /note="Tetrahaem cytochrome"
FT /evidence="ECO:0000259|Pfam:PF14537"
SQ SEQUENCE 446 AA; 48257 MW; D4DD4EED633DE62B CRC64;
MKKYQFKFWH YGLLVTLLAG AAITYNLEAS DRSFFISGEP THGHHQIELA CSTCHGDGFA
GQEFLQQACL DCHADELAAA DDSHPARKFL DPRNAALLAK LDARRCVTCH TEHKPEITRD
MGVTLAGDFC FHCHQDIADD RSSHEGLGFE SCASAGCHNY HDNQYLYEDF LTAHIGAPAV
LPAGHLPVRN GLAQWKENNP EKAPLGHADA DLETGAAGDH TSSDILGDWS ASPHAQAAVN
CSGCHAGGKM QFSSAEIVAQ CGECHAAQRE GFTSGKHGMR LSANLPPGFA ETSGNISPTE
AWLPMKAGAE GELSCTSCHG PHEINTKFAT VDACLGCHND EHSLAYRQSA HFREWESGGT
GGVSCANCHL PRETHDGLVR TNHNQNHNLR PNEKMLPVCL SCHGIEFAVS ALASKPVVRS
NFSAPPADGH DTFELIRERI ARIRSR
//
