HCP_METTH
ID HCP_METTH Reviewed; 427 AA.
AC O27502;
DT 15-DEC-1998, integrated into UniProtKB/Swiss-Prot.
DT 30-MAY-2000, sequence version 2.
DT 03-AUG-2022, entry version 131.
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=MTH_1453;
OS Methanothermobacter thermautotrophicus (strain ATCC 29096 / DSM 1053 / JCM
OS 10044 / NBRC 100330 / Delta H) (Methanobacterium thermoautotrophicum).
OC Archaea; Euryarchaeota; Methanomada group; Methanobacteria;
OC Methanobacteriales; Methanobacteriaceae; Methanothermobacter.
OX NCBI_TaxID=187420;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H;
RX PubMed=9371463; DOI=10.1128/jb.179.22.7135-7155.1997;
RA Smith D.R., Doucette-Stamm L.A., Deloughery C., Lee H.-M., Dubois J.,
RA Aldredge T., Bashirzadeh R., Blakely D., Cook R., Gilbert K., Harrison D.,
RA Hoang L., Keagle P., Lumm W., Pothier B., Qiu D., Spadafora R., Vicare R.,
RA Wang Y., Wierzbowski J., Gibson R., Jiwani N., Caruso A., Bush D.,
RA Safer H., Patwell D., Prabhakar S., McDougall S., Shimer G., Goyal A.,
RA Pietrovski S., Church G.M., Daniels C.J., Mao J.-I., Rice P., Noelling J.,
RA Reeve J.N.;
RT "Complete genome sequence of Methanobacterium thermoautotrophicum deltaH:
RT functional analysis and comparative genomics.";
RL J. Bacteriol. 179:7135-7155(1997).
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}.
CC -!- SEQUENCE CAUTION:
CC Sequence=AAB85928.1; Type=Erroneous initiation; Note=Extended N-terminus.; Evidence={ECO:0000305};
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DR EMBL; AE000666; AAB85928.1; ALT_INIT; Genomic_DNA.
DR PIR; A59199; A59199.
DR AlphaFoldDB; O27502; -.
DR SMR; O27502; -.
DR STRING; 187420.MTH_1453; -.
DR EnsemblBacteria; AAB85928; AAB85928; MTH_1453.
DR KEGG; mth:MTH_1453; -.
DR PATRIC; fig|187420.15.peg.1415; -.
DR HOGENOM; CLU_038344_0_0_2; -.
DR OMA; CAYAQGM; -.
DR Proteomes; UP000005223; Chromosome.
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; -; 1.
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; 2.
DR PANTHER; PTHR30109:SF0; PTHR30109:SF0; 2.
DR Pfam; PF03063; Prismane; 2.
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;
KW Reference proteome.
FT CHAIN 1..427
FT /note="Hydroxylamine reductase"
FT /id="PRO_0000151693"
FT BINDING 3
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 6
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 15
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 21
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 129
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 153
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 197
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 283
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 311
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 336
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 370
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT BINDING 372
FT /ligand="hybrid [4Fe-2O-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:60519"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
FT MOD_RES 283
FT /note="Cysteine persulfide"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00069"
SQ SEQUENCE 427 AA; 47358 MW; D8D0EC02F06C4536 CRC64;
MFCYQCSQTV RGRACTIRGV CGKEPTVARL QDNLLFAIKG ISAYLYHARE LGYTDEEVDA
FLERGFYSTL TNVNFDAGEF IDLALEAGEM NIRTMKLLKK AHIDTYGEPE PTEVRVGALE
GPAIIATGHS LRALEELLKQ TEGTGINVYT HSELLPAHGY PGLRKYPHLA GQLGGPWFDQ
KDTFSRYTAA ILGTSNCVLL PRDDYRDRMF TCGVAALPGV EHLEGYDFSP LIDKALELPP
LSEEDATTLT TGFGLSTILS LADKIRELVE DGKIRRFFLV GGCDSPLPRA KYYTEFVRKL
PEDTVVLTLA CGKYRFNSMD LGDIEGVPRL IDLGQCNDAI VAVELVEALS NLFQMDINEL
PLSIILSWME QKAAAILWSL LSLDLKGMYI GPILPGWANE DIVKFLVDNY DLTPIGDPEE
DIRKILG
