ID B2UA05_RALPJ Unreviewed; 338 AA.
AC B2UA05;
DT 01-JUL-2008, integrated into UniProtKB/TrEMBL.
DT 01-JUL-2008, sequence version 1.
DT 27-MAR-2024, entry version 114.
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 OrderedLocusNames=Rpic_2571 {ECO:0000313|EMBL:ACD27699.1};
OS Ralstonia pickettii (strain 12J).
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Burkholderiaceae; Ralstonia.
OX NCBI_TaxID=402626 {ECO:0000313|EMBL:ACD27699.1};
RN [1] {ECO:0000313|EMBL:ACD27699.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=12J {ECO:0000313|EMBL:ACD27699.1};
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., Meincke L., Brettin T., Detter J.C.,
RA Han C., Kuske C.R., Schmutz J., Larimer F., Land M., Hauser L.,
RA Kyrpides N., Mikhailova N., Marsh T., Richardson P.;
RT "Complete sequence of chromosome1 of Ralstonia pickettii 12J.";
RL Submitted (MAY-2008) 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; CP001068; ACD27699.1; -; Genomic_DNA.
DR AlphaFoldDB; B2UA05; -.
DR STRING; 402626.Rpic_2571; -.
DR KEGG; rpi:Rpic_2571; -.
DR eggNOG; COG0181; Bacteria.
DR HOGENOM; CLU_019704_0_2_4; -.
DR UniPathway; UPA00251; UER00319.
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; 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 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.
DR PROSITE; PS00533; PORPHOBILINOGEN_DEAM; 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 26..233
FT /note="Porphobilinogen deaminase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF01379"
FT DOMAIN 246..319
FT /note="Porphobilinogen deaminase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF03900"
FT MOD_RES 262
FT /note="S-(dipyrrolylmethanemethyl)cysteine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00260"
SQ SEQUENCE 338 AA; 35564 MW; 07044E47E027622A CRC64;
MSSNARPTSR QSQLATTPAA QAPTKLVIAS RESRLALWQA EHVRAALQKY YPACDVSILG
MTTRGDQILD RSLAKVGGKG LFVKELEVAL AEGRADLAVH SLKDVPMELP EGFALSAILE
REDPRDAFIS NDYADLASLP AGAVVGTSSL RREASLRARF PHLVIQPLRG NLDTRLGKLD
RGDYAAIILA AAGLKRLGLV DRIRSTIAPE ESLPAAGQGA LGIEIRADRA DVRACLAPLH
DEPTALAVTA ERAVSRILGG SCQVPLASFA QWSDGGTLRL RAFVASQDGT RKLAADGEAT
PSTLAEADAL GVRVAQQMLA GGARDILAML GADAPPAT
//
