ID A0A1M6W8D2_9BACT Unreviewed; 324 AA.
AC A0A1M6W8D2;
DT 15-MAR-2017, integrated into UniProtKB/TrEMBL.
DT 15-MAR-2017, sequence version 1.
DT 24-JAN-2024, entry version 27.
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=SAMN05720762_103346 {ECO:0000313|EMBL:SHK90024.1};
OS Fibrobacter sp. UWH4.
OC Bacteria; Fibrobacterota; Fibrobacteria; Fibrobacterales; Fibrobacteraceae;
OC Fibrobacter.
OX NCBI_TaxID=1896210 {ECO:0000313|EMBL:SHK90024.1, ECO:0000313|Proteomes:UP000184331};
RN [1] {ECO:0000313|EMBL:SHK90024.1, ECO:0000313|Proteomes:UP000184331}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=UWH4 {ECO:0000313|EMBL:SHK90024.1,
RC ECO:0000313|Proteomes:UP000184331};
RA Jaros S., Januszkiewicz K., Wedrychowicz H.;
RL Submitted (NOV-2016) 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 -!- SUBUNIT: Monomer. {ECO:0000256|HAMAP-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}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; FRAY01000003; SHK90024.1; -; Genomic_DNA.
DR RefSeq; WP_072978459.1; NZ_FRAY01000003.1.
DR AlphaFoldDB; A0A1M6W8D2; -.
DR STRING; 1896210.SAMN05720762_103346; -.
DR OrthoDB; 9810298at2; -.
DR Proteomes; UP000184331; Unassembled WGS sequence.
DR GO; GO:0004418; F:hydroxymethylbilane synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006779; P:porphyrin-containing compound biosynthetic process; IEA:UniProtKB-UniRule.
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; 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 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};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00260}.
FT DOMAIN 6..209
FT /note="Porphobilinogen deaminase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF01379"
FT MOD_RES 252
FT /note="S-(dipyrrolylmethanemethyl)cysteine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00260"
SQ SEQUENCE 324 AA; 35100 MW; B181BAD9927EDDE1 CRC64;
MSEFKLRVAT RKSALAMAQT TMVAEAIVQA NPGLSYELVS MTTEGDRRLD KSLASFGGKG
VFIKELEVAL LEGRADIAVH SLKDMPAEVL PEFKLAAVLH REDPRDAFVA RGGVDGCRFM
ELPAGARIGT GSIRRVVQLK ALRPDLEYVP IRGNIQTRLS KLAELDGVVL AAAGLKRMGL
ADQVTEFFST EHMLPASGQG ILAIETLSQL RHCEGNSPKQ SIDAILAHVN DAESYAIAVA
EMAYLKALDA GCQFPVASFA EFVDTAATAD GVRELKIRGI YWDEISKRLL RAEILHSVSL
ESPDLIAQSR AVGVALAQKI REQM
//
