ID A0A0A1H3N4_9BURK Unreviewed; 306 AA.
AC A0A0A1H3N4;
DT 04-FEB-2015, integrated into UniProtKB/TrEMBL.
DT 04-FEB-2015, sequence version 1.
DT 24-JAN-2024, entry version 32.
DE RecName: Full=Porphobilinogen deaminase {ECO:0000256|HAMAP-Rule:MF_00260};
DE Short=PBG {ECO:0000256|HAMAP-Rule:MF_00260};
DE EC=2.5.1.61 {ECO:0000256|HAMAP-Rule:MF_00260};
DE AltName: Full=Hydroxymethylbilane synthase {ECO:0000256|HAMAP-Rule:MF_00260};
DE Short=HMBS {ECO:0000256|HAMAP-Rule:MF_00260};
DE AltName: Full=Pre-uroporphyrinogen synthase {ECO:0000256|HAMAP-Rule:MF_00260};
GN Name=hemC {ECO:0000256|HAMAP-Rule:MF_00260};
GN ORFNames=E1O_07530 {ECO:0000313|EMBL:BAP87884.1};
OS Burkholderiales bacterium GJ-E10.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales.
OX NCBI_TaxID=1469502 {ECO:0000313|EMBL:BAP87884.1, ECO:0000313|Proteomes:UP000031649};
RN [1] {ECO:0000313|EMBL:BAP87884.1, ECO:0000313|Proteomes:UP000031649}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=GJ-E10 {ECO:0000313|EMBL:BAP87884.1,
RC ECO:0000313|Proteomes:UP000031649};
RA Fukushima J., Tojo F., Asano R., Kobayashi Y., Shimura Y., Okano K.,
RA Miyata N.;
RT "Complete Genome Sequence of the Unclassified Iron-Oxidizing,
RT Chemolithoautotrophic Burkholderiales bacterium GJ-E10 Isolated from Acid
RT River.";
RL Submitted (NOV-2014) 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:0000256|ARBA:ARBA00002869, ECO:0000256|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:0000256|ARBA:ARBA00000416, ECO:0000256|HAMAP-
CC Rule:MF_00260};
CC -!- COFACTOR:
CC Name=dipyrromethane; Xref=ChEBI:CHEBI:60342;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00260};
CC Note=Binds 1 dipyrromethane group covalently. {ECO:0000256|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:0000256|ARBA:ARBA00004735}.
CC -!- SUBUNIT: Monomer. {ECO:0000256|ARBA:ARBA00011245, ECO:0000256|HAMAP-
CC Rule:MF_00260}.
CC -!- MISCELLANEOUS: The porphobilinogen subunits are added to the
CC dipyrromethane group. {ECO:0000256|HAMAP-Rule:MF_00260}.
CC -!- SIMILARITY: Belongs to the HMBS family. {ECO:0000256|ARBA:ARBA00005638,
CC ECO:0000256|HAMAP-Rule:MF_00260}.
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DR EMBL; AP014683; BAP87884.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0A1H3N4; -.
DR STRING; 1469502.E1O_07530; -.
DR KEGG; bbag:E1O_07530; -.
DR HOGENOM; CLU_019704_1_0_4; -.
DR OrthoDB; 9810298at2; -.
DR UniPathway; UPA00251; UER00319.
DR Proteomes; UP000031649; Chromosome.
DR GO; GO:0004418; F:hydroxymethylbilane synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006782; P:protoporphyrinogen IX biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd13646; PBP2_EcHMBS_like; 1.
DR Gene3D; 3.40.190.10; Periplasmic binding protein-like II; 2.
DR Gene3D; 3.30.160.40; Porphobilinogen deaminase, C-terminal domain; 1.
DR HAMAP; MF_00260; Porphobil_deam; 1.
DR InterPro; IPR000860; HemC.
DR InterPro; IPR022417; Porphobilin_deaminase_N.
DR InterPro; IPR022418; Porphobilinogen_deaminase_C.
DR InterPro; IPR036803; Porphobilinogen_deaminase_C_sf.
DR NCBIfam; TIGR00212; hemC; 1.
DR PANTHER; PTHR11557; PORPHOBILINOGEN DEAMINASE; 1.
DR PANTHER; PTHR11557:SF0; PORPHOBILINOGEN DEAMINASE; 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; SSF53850; Periplasmic binding protein-like II; 1.
DR SUPFAM; SSF54782; Porphobilinogen deaminase (hydroxymethylbilane synthase), C-terminal domain; 1.
PE 3: Inferred from homology;
KW Porphyrin biosynthesis {ECO:0000256|ARBA:ARBA00023244, ECO:0000256|HAMAP-
KW Rule:MF_00260}; Reference proteome {ECO:0000313|Proteomes:UP000031649};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00260}.
FT DOMAIN 6..213
FT /note="Porphobilinogen deaminase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF01379"
FT DOMAIN 228..295
FT /note="Porphobilinogen deaminase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF03900"
FT MOD_RES 242
FT /note="S-(dipyrrolylmethanemethyl)cysteine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00260"
SQ SEQUENCE 306 AA; 32642 MW; B295B68F16E54095 CRC64;
MTPRKLRIAT RASPLALWQA HHVRQRLIDA DPARAVELLE LTTRGDQILD RSLSKVGGKG
LFVKELEVAL LEGRADLAVH SLKDVPMELA PEFELAAVLE RADPRDCFVS PRYPDLESLP
AGARVGTSSL RRELALRASH PQLEIVAVRG NVGTRLAKLD RGEFDALLMA AAGLQRLGLA
ERIAQILPVD SFLPAPGQGA LAIEIRAGDV AVREQLAFLE HPATRAIVTA ERAVSRGLGG
SCQFPLAAYA EVADAGLRLR AWAGNAATGE RLEADAAGPL EEAEAIGLRV VGDLKARGVE
RLLAGG
//
