ID   HEMH_ECOSM              Reviewed;         320 AA.
AC   B1LJN3;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   29-APR-2008, sequence version 1.
DT   03-AUG-2022, entry version 70.
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};
GN   OrderedLocusNames=EcSMS35_0520;
OS   Escherichia coli (strain SMS-3-5 / SECEC).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=439855;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=SMS-3-5 / SECEC;
RX   PubMed=18708504; DOI=10.1128/jb.00661-08;
RA   Fricke W.F., Wright M.S., Lindell A.H., Harkins D.M., Baker-Austin C.,
RA   Ravel J., Stepanauskas R.;
RT   "Insights into the environmental resistance gene pool from the genome
RT   sequence of the multidrug-resistant environmental isolate Escherichia coli
RT   SMS-3-5.";
RL   J. Bacteriol. 190:6779-6794(2008).
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   -!- SUBUNIT: Monomer. {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; CP000970; ACB16222.1; -; Genomic_DNA.
DR   RefSeq; WP_001250112.1; NC_010498.1.
DR   AlphaFoldDB; B1LJN3; -.
DR   SMR; B1LJN3; -.
DR   EnsemblBacteria; ACB16222; ACB16222; EcSMS35_0520.
DR   KEGG; ecm:EcSMS35_0520; -.
DR   HOGENOM; CLU_018884_0_0_6; -.
DR   OMA; LGDPYHC; -.
DR   UniPathway; UPA00252; UER00325.
DR   Proteomes; UP000007011; 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.
FT   CHAIN           1..320
FT                   /note="Ferrochelatase"
FT                   /id="PRO_1000119610"
FT   BINDING         194
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00323"
FT   BINDING         275
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00323"
SQ   SEQUENCE   320 AA;  35923 MW;  C45023D2E147635F CRC64;
     MRQTKTGILL ANLGTPDAPT PEAVKRYLKQ FLSDRRVVDT SRLLWWPLLR GVILPLRSPR
     VAKLYASVWM EGGSPLMVYS RQQQQALAQR LPETPVALGM SYGSPSLESA VDELLAEHVD
     HIVVLPLYPQ YSCSTVGAVW DELARILARK RSIPGISFIR DYADNHDYIN ALANSVRASF
     AKHGEPDLLL LSYHGIPQRY ADEGDDYPQH CRTTTRELAS ALEMAPEKVM MTFQSRFGRE
     PWLMPYTDET LKMLGEKGVG HIQVMCPGFA ADCLETLEEI AEQNREVFLG AGGKKYEYIP
     ALNATPEHIE MMANLVAAYR