HCP_CLOB1
ID HCP_CLOB1 Reviewed; 570 AA.
AC A7FX38;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 11-SEP-2007, sequence version 1.
DT 03-AUG-2022, entry version 88.
DE RecName: Full=Hydroxylamine reductase {ECO:0000255|HAMAP-Rule:MF_00069};
DE EC=1.7.99.1 {ECO:0000255|HAMAP-Rule:MF_00069};
DE AltName: Full=Hybrid-cluster protein {ECO:0000255|HAMAP-Rule:MF_00069};
DE Short=HCP {ECO:0000255|HAMAP-Rule:MF_00069};
DE AltName: Full=Prismane protein {ECO:0000255|HAMAP-Rule:MF_00069};
GN Name=hcp {ECO:0000255|HAMAP-Rule:MF_00069}; OrderedLocusNames=CLB_2735;
OS Clostridium botulinum (strain ATCC 19397 / Type A).
OC Bacteria; Firmicutes; Clostridia; Eubacteriales; Clostridiaceae;
OC Clostridium.
OX NCBI_TaxID=441770;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 19397 / Type A;
RX PubMed=18060065; DOI=10.1371/journal.pone.0001271;
RA Smith T.J., Hill K.K., Foley B.T., Detter J.C., Munk A.C., Bruce D.C.,
RA Doggett N.A., Smith L.A., Marks J.D., Xie G., Brettin T.S.;
RT "Analysis of the neurotoxin complex genes in Clostridium botulinum A1-A4
RT and B1 strains: BoNT/A3, /Ba4 and /B1 clusters are located within
RT plasmids.";
RL PLoS ONE 2:E1271-E1271(2007).
CC -!- FUNCTION: Catalyzes the reduction of hydroxylamine to form NH(3) and
CC H(2)O. {ECO:0000255|HAMAP-Rule:MF_00069}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=A + H2O + NH4(+) = AH2 + H(+) + hydroxylamine;
CC Xref=Rhea:RHEA:22052, ChEBI:CHEBI:13193, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:15429, ChEBI:CHEBI:17499,
CC ChEBI:CHEBI:28938; EC=1.7.99.1; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00069};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00069};
CC Note=Binds 1 [4Fe-4S] cluster. {ECO:0000255|HAMAP-Rule:MF_00069};
CC -!- COFACTOR:
CC Name=hybrid [4Fe-2O-2S] cluster; Xref=ChEBI:CHEBI:60519;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00069};
CC Note=Binds 1 hybrid [4Fe-2O-2S] cluster. {ECO:0000255|HAMAP-
CC Rule:MF_00069};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00069}.
CC -!- SIMILARITY: Belongs to the HCP family. {ECO:0000255|HAMAP-
CC Rule:MF_00069}.
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DR EMBL; CP000726; ABS33065.1; -; Genomic_DNA.
DR RefSeq; WP_012047923.1; NC_009697.1.
DR AlphaFoldDB; A7FX38; -.
DR SMR; A7FX38; -.
DR GeneID; 5184840; -.
DR KEGG; cba:CLB_2735; -.
DR HOGENOM; CLU_038344_2_0_9; -.
DR OMA; CAYAQGM; -.
DR OrthoDB; 337713at2; -.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0050418; F:hydroxylamine reductase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR CDD; cd01914; HCP; 1.
DR Gene3D; 1.20.1270.20; -; 2.
DR Gene3D; 3.40.50.2030; -; 2.
DR HAMAP; MF_00069; Hydroxylam_reduct; 1.
DR InterPro; IPR004137; HCP/CODH.
DR InterPro; IPR010048; Hydroxylam_reduct.
DR InterPro; IPR016099; Prismane-like_a/b-sand.
DR InterPro; IPR011254; Prismane-like_sf.
DR InterPro; IPR016100; Prismane_a-bundle.
DR PANTHER; PTHR30109; PTHR30109; 1.
DR PANTHER; PTHR30109:SF0; PTHR30109:SF0; 1.
DR Pfam; PF03063; Prismane; 1.
DR PIRSF; PIRSF000076; HCP; 1.
DR SUPFAM; SSF56821; SSF56821; 1.
DR TIGRFAMs; TIGR01703; hybrid_clust; 1.
PE 3: Inferred from homology;
KW 4Fe-4S; Cytoplasm; Iron; Iron-sulfur; Metal-binding; Oxidoreductase.
FT CHAIN 1..570
FT /note="Hydroxylamine reductase"
FT /id="PRO_1000009148"
FT BINDING 5
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 8
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 17
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 23
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 266
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 290
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 334
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 425
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /note="via persulfide group"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 453
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 478
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 513
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 515
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT MOD_RES 425
FT /note="Cysteine persulfide"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
SQ SEQUENCE 570 AA; 62802 MW; C3F2D0CCBEC3D1E0 CRC64;
MSMFCYQCQE AAGGRGCTVK GVCGKTEDIA KTQDLIIYVV KGIAIYSSQV REIGLNTSEA
DKFIVESLFS TITNANFDAK ALNARVQEGL KIRQSLKDAI IKAGGSYNSK ENKSWTSKFL
SVLGIKNDKD EKEIHDAAAW AANNPEDFKK KAETVGILAT ENEDIRSLRE LLTYGLKGMA
AYLEHANNLG YDEDSIHAFM EKALVATLDD TLSADELTAL VLECGKYGVD VMALLDKANT
STYGNPEITK VNIGVRNNPG ILISGHDLKD MEELLKQTEG TGVDVYTHSE MLPANYYPAF
KKYKHFVGNY GNAWWKQNEE FEAFNGPILM TTNCIVTPKA SYKDRMYTTG VTGFEGVKHI
NASKDGKKDF SEIIEHAKRC SSPKEIEKGE IIGGFAHNQV LALAPQVVDA VKTGAIKRFF
VMAGCDGRMK SRNYYTDFAK ALPKDTVILT AGCAKYKYNK LDLGDINGIP RVLDAGQCND
SYSLAVIALK LKEVFELEDI NELPISYNIA WYEQKAVIVL LALLHLGVKN IHLGPTLPAF
LSPNVAKILV ENFGIGTISS VDKDIKMFMN
