ID   HEMH_METCA              Reviewed;         325 AA.
AC   Q607T4;
DT   01-FEB-2005, integrated into UniProtKB/Swiss-Prot.
DT   23-NOV-2004, sequence version 1.
DT   03-AUG-2022, entry version 91.
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=MCA1671;
OS   Methylococcus capsulatus (strain ATCC 33009 / NCIMB 11132 / Bath).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Methylococcales;
OC   Methylococcaceae; Methylococcus.
OX   NCBI_TaxID=243233;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 33009 / NCIMB 11132 / Bath;
RX   PubMed=15383840; DOI=10.1371/journal.pbio.0020303;
RA   Ward N.L., Larsen O., Sakwa J., Bruseth L., Khouri H.M., Durkin A.S.,
RA   Dimitrov G., Jiang L., Scanlan D., Kang K.H., Lewis M.R., Nelson K.E.,
RA   Methe B.A., Wu M., Heidelberg J.F., Paulsen I.T., Fouts D.E., Ravel J.,
RA   Tettelin H., Ren Q., Read T.D., DeBoy R.T., Seshadri R., Salzberg S.L.,
RA   Jensen H.B., Birkeland N.K., Nelson W.C., Dodson R.J., Grindhaug S.H.,
RA   Holt I.E., Eidhammer I., Jonasen I., Vanaken S., Utterback T.R.,
RA   Feldblyum T.V., Fraser C.M., Lillehaug J.R., Eisen J.A.;
RT   "Genomic insights into methanotrophy: the complete genome sequence of
RT   Methylococcus capsulatus (Bath).";
RL   PLoS Biol. 2:1616-1628(2004).
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; AE017282; AAU92282.1; -; Genomic_DNA.
DR   RefSeq; WP_010960929.1; NC_002977.6.
DR   AlphaFoldDB; Q607T4; -.
DR   SMR; Q607T4; -.
DR   STRING; 243233.MCA1671; -.
DR   EnsemblBacteria; AAU92282; AAU92282; MCA1671.
DR   KEGG; mca:MCA1671; -.
DR   eggNOG; COG0276; Bacteria.
DR   HOGENOM; CLU_018884_0_0_6; -.
DR   OMA; FSYHGVP; -.
DR   OrthoDB; 780534at2; -.
DR   UniPathway; UPA00252; UER00325.
DR   Proteomes; UP000006821; 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..325
FT                   /note="Ferrochelatase"
FT                   /id="PRO_0000175163"
FT   BINDING         195
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00323"
FT   BINDING         276
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00323"
SQ   SEQUENCE   325 AA;  36765 MW;  394D5E137F46FAE0 CRC64;
     MHPTAARTGV LLINLGTPEA PTPKAVRRYL REFLSDPRVV EIPRVLWWPI LNLVVLRTRS
     RKSAHAYRTI WTERGSPLLA YTQDLRDRLA ADGRFAAVEI AMRYGNPSVR LKLEELRNRV
     ETIVVLPLYP QYSAATTGSA FDAVCDTLKT WRHIPSLHFI GDYHRSPKYL EAVAASIRSF
     WQEHGRPERL VFSFHGLPKC CIDRGDPYAS QCQATAQGIA RLLELSDDEW LLTYQSRFGR
     AEWLRPYCID TLRELPSQGI RHVDVVCPGF AVDCLETLEE IAIANRNEFL GAGGKNYRYI
     PALNASPAHA DILIGLLEPY LALTA