ID   HEM3_GEOSW              Reviewed;         311 AA.
AC   C5D5K7;
DT   22-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT   28-JUL-2009, sequence version 1.
DT   25-MAY-2022, entry version 68.
DE   RecName: Full=Porphobilinogen deaminase {ECO:0000255|HAMAP-Rule:MF_00260};
DE            Short=PBG {ECO:0000255|HAMAP-Rule:MF_00260};
DE            EC=2.5.1.61 {ECO:0000255|HAMAP-Rule:MF_00260};
DE   AltName: Full=Hydroxymethylbilane synthase {ECO:0000255|HAMAP-Rule:MF_00260};
DE            Short=HMBS {ECO:0000255|HAMAP-Rule:MF_00260};
DE   AltName: Full=Pre-uroporphyrinogen synthase {ECO:0000255|HAMAP-Rule:MF_00260};
GN   Name=hemC {ECO:0000255|HAMAP-Rule:MF_00260}; OrderedLocusNames=GWCH70_2580;
OS   Geobacillus sp. (strain WCH70).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Geobacillus;
OC   unclassified Geobacillus.
OX   NCBI_TaxID=471223;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=WCH70;
RG   US DOE Joint Genome Institute;
RA   Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Chertkov O., Brettin T., Detter J.C.,
RA   Han C., Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N.,
RA   Brumm P., Mead D.A., Richardson P.;
RT   "Complete sequence of chromosome of Geopacillus sp. WCH70.";
RL   Submitted (JUN-2009) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Tetrapolymerization of the monopyrrole PBG into the
CC       hydroxymethylbilane pre-uroporphyrinogen in several discrete steps.
CC       {ECO:0000255|HAMAP-Rule:MF_00260}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=H2O + 4 porphobilinogen = hydroxymethylbilane + 4 NH4(+);
CC         Xref=Rhea:RHEA:13185, ChEBI:CHEBI:15377, ChEBI:CHEBI:28938,
CC         ChEBI:CHEBI:57845, ChEBI:CHEBI:58126; EC=2.5.1.61;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00260};
CC   -!- COFACTOR:
CC       Name=dipyrromethane; Xref=ChEBI:CHEBI:60342;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00260};
CC       Note=Binds 1 dipyrromethane group covalently. {ECO:0000255|HAMAP-
CC       Rule:MF_00260};
CC   -!- PATHWAY: Porphyrin-containing compound metabolism; protoporphyrin-IX
CC       biosynthesis; coproporphyrinogen-III from 5-aminolevulinate: step 2/4.
CC       {ECO:0000255|HAMAP-Rule:MF_00260}.
CC   -!- SUBUNIT: Monomer. {ECO:0000255|HAMAP-Rule:MF_00260}.
CC   -!- MISCELLANEOUS: The porphobilinogen subunits are added to the
CC       dipyrromethane group. {ECO:0000255|HAMAP-Rule:MF_00260}.
CC   -!- SIMILARITY: Belongs to the HMBS family. {ECO:0000255|HAMAP-
CC       Rule:MF_00260}.
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DR   EMBL; CP001638; ACS25275.1; -; Genomic_DNA.
DR   RefSeq; WP_015864686.1; NC_012793.1.
DR   AlphaFoldDB; C5D5K7; -.
DR   SMR; C5D5K7; -.
DR   STRING; 471223.GWCH70_2580; -.
DR   EnsemblBacteria; ACS25275; ACS25275; GWCH70_2580.
DR   KEGG; gwc:GWCH70_2580; -.
DR   eggNOG; COG0181; Bacteria.
DR   HOGENOM; CLU_019704_0_2_9; -.
DR   OMA; LWQANHI; -.
DR   OrthoDB; 1450400at2; -.
DR   UniPathway; UPA00251; UER00319.
DR   GO; GO:0004418; F:hydroxymethylbilane synthase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0018160; P:peptidyl-pyrromethane cofactor linkage; IEA:InterPro.
DR   GO; GO:0006782; P:protoporphyrinogen IX biosynthetic process; IEA:UniProtKB-UniPathway.
DR   Gene3D; 3.30.160.40; -; 1.
DR   HAMAP; MF_00260; Porphobil_deam; 1.
DR   InterPro; IPR000860; HemC.
DR   InterPro; IPR022419; Porphobilin_deaminase_cofac_BS.
DR   InterPro; IPR022417; Porphobilin_deaminase_N.
DR   InterPro; IPR022418; Porphobilinogen_deaminase_C.
DR   InterPro; IPR036803; Porphobilinogen_deaminase_C_sf.
DR   PANTHER; PTHR11557; PTHR11557; 1.
DR   Pfam; PF01379; Porphobil_deam; 1.
DR   Pfam; PF03900; Porphobil_deamC; 1.
DR   PIRSF; PIRSF001438; 4pyrrol_synth_OHMeBilane_synth; 1.
DR   PRINTS; PR00151; PORPHBDMNASE.
DR   SUPFAM; SSF54782; SSF54782; 1.
DR   TIGRFAMs; TIGR00212; hemC; 1.
DR   PROSITE; PS00533; PORPHOBILINOGEN_DEAM; 1.
PE   3: Inferred from homology;
KW   Porphyrin biosynthesis; Transferase.
FT   CHAIN           1..311
FT                   /note="Porphobilinogen deaminase"
FT                   /id="PRO_1000204654"
FT   MOD_RES         241
FT                   /note="S-(dipyrrolylmethanemethyl)cysteine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00260"
SQ   SEQUENCE   311 AA;  34522 MW;  41AAD4E8F3C3CEB7 CRC64;
     MRKIIVGSRR SKLALTQTNW VIERLRQLGA PFEFEVKEIV TKGDKIIDVT LSKVGGKGLF
     VKEIEHAMLN GEIDMAVHSM KDMPAVLPDG LIIGCVPPRE DHHDVLISKN KETFANLPSG
     AIVGTSSLRR SAQILAKRPD LKIKWIRGNI DTRLAKLQNE DYDAIILAAA GLVRMGWARD
     VITEYLSTDV CLPAVGQGAL AVECRENDEE LREWLQKLND VHTERAVLAE RVFLQQMEGG
     CQVPIAGYAY IDDREDIVLT ALVASPDGKE IYKETVSGSN PEEVGTNAAK MLIERGAKAL
     IDRIKEEMNR Q