ID   HEM3_DESVV              Reviewed;         315 AA.
AC   A1VCX6;
DT   11-SEP-2007, integrated into UniProtKB/Swiss-Prot.
DT   06-FEB-2007, sequence version 1.
DT   25-MAY-2022, entry version 77.
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=Dvul_1273;
OS   Desulfovibrio vulgaris subsp. vulgaris (strain DP4).
OC   Bacteria; Proteobacteria; Deltaproteobacteria; Desulfovibrionales;
OC   Desulfovibrionaceae; Desulfovibrio.
OX   NCBI_TaxID=391774;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DP4;
RX   PubMed=19737303; DOI=10.1111/j.1462-2920.2009.01946.x;
RA   Walker C.B., Stolyar S., Chivian D., Pinel N., Gabster J.A., Dehal P.S.,
RA   He Z., Yang Z.K., Yen H.C., Zhou J., Wall J.D., Hazen T.C., Arkin A.P.,
RA   Stahl D.A.;
RT   "Contribution of mobile genetic elements to Desulfovibrio vulgaris genome
RT   plasticity.";
RL   Environ. Microbiol. 11:2244-2252(2009).
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; CP000527; ABM28292.1; -; Genomic_DNA.
DR   RefSeq; WP_011792165.1; NC_008751.1.
DR   AlphaFoldDB; A1VCX6; -.
DR   SMR; A1VCX6; -.
DR   EnsemblBacteria; ABM28292; ABM28292; Dvul_1273.
DR   KEGG; dvl:Dvul_1273; -.
DR   HOGENOM; CLU_019704_0_2_7; -.
DR   OMA; LWQANHI; -.
DR   UniPathway; UPA00251; UER00319.
DR   Proteomes; UP000009173; 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; Transferase.
FT   CHAIN           1..315
FT                   /note="Porphobilinogen deaminase"
FT                   /id="PRO_0000304235"
FT   MOD_RES         241
FT                   /note="S-(dipyrrolylmethanemethyl)cysteine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00260"
SQ   SEQUENCE   315 AA;  34057 MW;  2774ACFE1CE7ADC4 CRC64;
     MKHLVIATRG SKLALWQAEH IKSLIETEHA GKVDVSLKII KTKGDIILDV PLAKVGGKGL
     FVKEIEEALL DGSADLAVHS MKDVPMELPE GLFLGCIPER EEPSDTLLSV RYASLDALPH
     GARVGTSSLR RQSQLLALRP DLDIISLRGN VDTRLRKLMD GEFDAIVMAT AGLKRLGLSA
     PHHEVLAPPR FLPAVGQGAL GIEFREDRAD LRDMLAFLDH RPTRIRVEAE RGFLAGLEGG
     CQVPIAGHAV MTGDDDFRIE GLVADLKGER VIRRTLEGTG ANARNRGLEL ASQVLADGAA
     EILDEVYASG AADRQ