ID   HEM3_CAMC5              Reviewed;         311 AA.
AC   A7GYU4;
DT   22-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT   11-SEP-2007, sequence version 1.
DT   25-MAY-2022, entry version 87.
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};
GN   OrderedLocusNames=Ccur92_10820; ORFNames=CCV52592_0767;
OS   Campylobacter curvus (strain 525.92).
OC   Bacteria; Proteobacteria; Epsilonproteobacteria; Campylobacterales;
OC   Campylobacteraceae; Campylobacter.
OX   NCBI_TaxID=360105;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=525.92;
RA   Fouts D.E., Mongodin E.F., Puiu D., Sebastian Y., Miller W.G.,
RA   Mandrell R.E., Lastovica A.J., Nelson K.E.;
RT   "Genome sequence of Campylobacter curvus 525.92 isolated from human
RT   feces.";
RL   Submitted (JUL-2007) 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; CP000767; EAT99953.1; -; Genomic_DNA.
DR   RefSeq; WP_011992374.1; NC_009715.2.
DR   AlphaFoldDB; A7GYU4; -.
DR   SMR; A7GYU4; -.
DR   STRING; 360105.CCV52592_0767; -.
DR   EnsemblBacteria; EAT99953; EAT99953; CCV52592_0767.
DR   KEGG; ccv:CCV52592_0767; -.
DR   HOGENOM; CLU_019704_1_0_7; -.
DR   OMA; LWQANHI; -.
DR   OrthoDB; 1450400at2; -.
DR   UniPathway; UPA00251; UER00319.
DR   Proteomes; UP000006380; Chromosome.
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; Reference proteome; Transferase.
FT   CHAIN           1..311
FT                   /note="Porphobilinogen deaminase"
FT                   /id="PRO_1000204646"
FT   MOD_RES         241
FT                   /note="S-(dipyrrolylmethanemethyl)cysteine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00260"
SQ   SEQUENCE   311 AA;  34265 MW;  C686DD0C1FD65FF3 CRC64;
     MKILKIATRK SALALWQSEH IKARLMAQHA GLQVELVGMK TKGDVILDTP LAKIGGKGLF
     TKELEDSMLS GQTHIAVHSL KDVPVAFLDG LVLAAICSRE DVRDAMISQR YVKFDDLPQS
     AKVGTTSLRR KMQLLRMRPD LNIISLRGNV QTRLRKLKEG EFDAIILAMA GINRLNLADE
     VAHIYPFDIA QMTPAMGQGA LGVEAVDDAQ ILEKIKFLND ERSVIETRVE RDFVTLLEGG
     CQVPIGINAR LASEEIEINA IVGLPDGSEV ITENLTAKKS EFESVGKELA REFIARGAKE
     LLKRAEEMAN L