ID   HEMH_NITOC              Reviewed;         368 AA.
AC   Q3JAW7;
DT   26-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   08-NOV-2005, sequence version 1.
DT   03-AUG-2022, entry version 83.
DE   RecName: Full=Ferrochelatase {ECO:0000255|HAMAP-Rule:MF_00323};
DE            EC=4.99.1.1 {ECO:0000255|HAMAP-Rule:MF_00323};
DE   AltName: Full=Heme synthase {ECO:0000255|HAMAP-Rule:MF_00323};
DE   AltName: Full=Protoheme ferro-lyase {ECO:0000255|HAMAP-Rule:MF_00323};
GN   Name=hemH {ECO:0000255|HAMAP-Rule:MF_00323}; OrderedLocusNames=Noc_1545;
OS   Nitrosococcus oceani (strain ATCC 19707 / BCRC 17464 / JCM 30415 / NCIMB
OS   11848 / C-107).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Chromatiales; Chromatiaceae;
OC   Nitrosococcus.
OX   NCBI_TaxID=323261;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 19707 / BCRC 17464 / JCM 30415 / NCIMB 11848 / C-107;
RX   PubMed=16957257; DOI=10.1128/aem.00463-06;
RA   Klotz M.G., Arp D.J., Chain P.S.G., El-Sheikh A.F., Hauser L.J.,
RA   Hommes N.G., Larimer F.W., Malfatti S.A., Norton J.M., Poret-Peterson A.T.,
RA   Vergez L.M., Ward B.B.;
RT   "Complete genome sequence of the marine, chemolithoautotrophic, ammonia-
RT   oxidizing bacterium Nitrosococcus oceani ATCC 19707.";
RL   Appl. Environ. Microbiol. 72:6299-6315(2006).
CC   -!- FUNCTION: Catalyzes the ferrous insertion into protoporphyrin IX.
CC       {ECO:0000255|HAMAP-Rule:MF_00323}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=2 H(+) + heme b = Fe(2+) + protoporphyrin IX;
CC         Xref=Rhea:RHEA:22584, ChEBI:CHEBI:15378, ChEBI:CHEBI:29033,
CC         ChEBI:CHEBI:57306, ChEBI:CHEBI:60344; EC=4.99.1.1;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00323};
CC   -!- PATHWAY: Porphyrin-containing compound metabolism; protoheme
CC       biosynthesis; protoheme from protoporphyrin-IX: step 1/1.
CC       {ECO:0000255|HAMAP-Rule:MF_00323}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00323}.
CC   -!- SIMILARITY: Belongs to the ferrochelatase family. {ECO:0000255|HAMAP-
CC       Rule:MF_00323}.
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DR   EMBL; CP000127; ABA58029.1; -; Genomic_DNA.
DR   RefSeq; WP_002809532.1; NC_007484.1.
DR   AlphaFoldDB; Q3JAW7; -.
DR   SMR; Q3JAW7; -.
DR   STRING; 323261.Noc_1545; -.
DR   EnsemblBacteria; ABA58029; ABA58029; Noc_1545.
DR   KEGG; noc:Noc_1545; -.
DR   eggNOG; COG0276; Bacteria.
DR   HOGENOM; CLU_018884_0_0_6; -.
DR   OMA; LGDPYHC; -.
DR   OrthoDB; 780534at2; -.
DR   UniPathway; UPA00252; UER00325.
DR   Proteomes; UP000006838; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0004325; F:ferrochelatase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0006783; P:heme biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd00419; Ferrochelatase_C; 1.
DR   CDD; cd03411; Ferrochelatase_N; 1.
DR   HAMAP; MF_00323; Ferrochelatase; 1.
DR   InterPro; IPR001015; Ferrochelatase.
DR   InterPro; IPR019772; Ferrochelatase_AS.
DR   InterPro; IPR033644; Ferrochelatase_C.
DR   InterPro; IPR033659; Ferrochelatase_N.
DR   PANTHER; PTHR11108; PTHR11108; 1.
DR   Pfam; PF00762; Ferrochelatase; 1.
DR   TIGRFAMs; TIGR00109; hemH; 1.
DR   PROSITE; PS00534; FERROCHELATASE; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Heme biosynthesis; Iron; Lyase; Metal-binding;
KW   Porphyrin biosynthesis; Reference proteome.
FT   CHAIN           1..368
FT                   /note="Ferrochelatase"
FT                   /id="PRO_1000072025"
FT   REGION          341..368
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   BINDING         209
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00323"
FT   BINDING         290
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00323"
SQ   SEQUENCE   368 AA;  41581 MW;  BB460DCC6A8931EC CRC64;
     MNFKGYSDYR HDTVARIGVL VASLGTPEAP TASAVRRFLA SFLSDPRVVE LPRPLWWLIL
     HGIILRIRPS PVARLYQSIW REDGSPLLSF ARRVGQSLQA ELDSRGRSIE IRLGMRHGSP
     SIETALEELR QSGAQRLLVF PLYPQYSGST TGSTFDAVAQ VLSTWRWVPE LRMIAQYHDH
     SGYLEALAET IRRSWKEAGR GERLLISFHG LPKRYLLAGD PYHCQCQKTA RLLAERLGLK
     EGEWQIAFQS RFGREEWLKP YADHLLQAWA EAGIKRVDVV CPGFAVDCLE TLEEMAQRNR
     ELFLHAGGEE YRYIPALNDE SAHIRALTDL VEQHIQGWSE ADLGGGREAT GQAAERSRQR
     ALALGAKQ