ID D5XEC8_THEPJ Unreviewed; 310 AA.
AC D5XEC8;
DT 13-JUL-2010, integrated into UniProtKB/TrEMBL.
DT 13-JUL-2010, sequence version 1.
DT 27-MAR-2024, entry version 73.
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=TherJR_1135 {ECO:0000313|EMBL:ADG81999.1};
OS Thermincola potens (strain JR).
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Thermincolaceae;
OC Thermincola.
OX NCBI_TaxID=635013 {ECO:0000313|EMBL:ADG81999.1, ECO:0000313|Proteomes:UP000002377};
RN [1] {ECO:0000313|EMBL:ADG81999.1, ECO:0000313|Proteomes:UP000002377}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JR {ECO:0000313|EMBL:ADG81999.1,
RC ECO:0000313|Proteomes:UP000002377};
RG US DOE Joint Genome Institute;
RA Lucas S., Copeland A., Lapidus A., Cheng J.-F., Bruce D., Goodwin L.,
RA Pitluck S., Chertkov O., Detter J.C., Han C., Tapia R., Land M., Hauser L.,
RA Kyrpides N., Mikhailova N., Hazen T.C., Woyke T.;
RT "Complete sequence of Thermincola sp. JR.";
RL Submitted (MAY-2010) 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|HAMAP-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}.
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DR EMBL; CP002028; ADG81999.1; -; Genomic_DNA.
DR RefSeq; WP_013120018.1; NC_014152.1.
DR AlphaFoldDB; D5XEC8; -.
DR STRING; 635013.TherJR_1135; -.
DR KEGG; tjr:TherJR_1135; -.
DR eggNOG; COG0181; Bacteria.
DR HOGENOM; CLU_019704_0_2_9; -.
DR OrthoDB; 9810298at2; -.
DR UniPathway; UPA00251; UER00319.
DR Proteomes; UP000002377; 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; 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}; Reference proteome {ECO:0000313|Proteomes:UP000002377};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00260}.
FT DOMAIN 5..212
FT /note="Porphobilinogen deaminase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF01379"
FT DOMAIN 225..294
FT /note="Porphobilinogen deaminase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF03900"
FT MOD_RES 241
FT /note="S-(dipyrrolylmethanemethyl)cysteine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00260"
SQ SEQUENCE 310 AA; 33965 MW; EB0A158AD509BE19 CRC64;
MAREIVVGTR DSALAMWQTN WVVDNLRKLN PDYTFKIVSM KTQGDKILDV ALAKIGDKGL
FTKELEFAML RNEIDLAVHS MKDLPTVLPE GLKIGAICER HDPRDVLVAR DGILLKDMPQ
GARIGTSSLR RTAQLLKYRP DLQIISLRGN LNTRMAKLER ENLDGIILAA AGIERLGWAY
RITQRIPFEV CLPAVGQGSI GIEIREGDEE VSRIVDKLNH GPSAAAITAE RAMLKKLEGG
CQIPIGALGR VEGDRLTLEG VVASLDGKEL LRSRVEGPAS EAASLGVALA EKLLDMGALE
ILKSVRQEFE
//
