ID A0A0K2RQJ2_9MICC Unreviewed; 328 AA.
AC A0A0K2RQJ2;
DT 11-NOV-2015, integrated into UniProtKB/TrEMBL.
DT 11-NOV-2015, sequence version 1.
DT 08-NOV-2023, 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=AHiyo8_53990 {ECO:0000313|EMBL:BAS17096.1};
OS Arthrobacter sp. Hiyo8.
OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales; Micrococcaceae;
OC Arthrobacter.
OX NCBI_TaxID=1588023 {ECO:0000313|EMBL:BAS17096.1, ECO:0000313|Proteomes:UP000060353};
RN [1] {ECO:0000313|Proteomes:UP000060353}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Hiyo8 {ECO:0000313|Proteomes:UP000060353};
RA Hiraoka S., Machiyama A., Iwasaki W.;
RT "Microbial genome analysis of tsunami-affected soil.";
RL Submitted (FEB-2015) 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}.
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DR EMBL; AP014719; BAS17096.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0K2RQJ2; -.
DR STRING; 1588023.AHiyo8_53990; -.
DR KEGG; arh:AHiyo8_53990; -.
DR PATRIC; fig|1588023.3.peg.5644; -.
DR Proteomes; UP000060353; Chromosome.
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; 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 3..214
FT /note="Porphobilinogen deaminase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF01379"
FT DOMAIN 242..314
FT /note="Porphobilinogen deaminase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF03900"
FT MOD_RES 258
FT /note="S-(dipyrrolylmethanemethyl)cysteine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00260"
SQ SEQUENCE 328 AA; 33629 MW; DED8E547F1685F5A CRC64;
MTVRIGTRAS KLALTQSQQA ADQLAAIGGF PVELVRIKTE GDVRTGSLSQ MGGTGVFVAA
LRDALLENAC DVAVHSLKDL PTGAALGLTI AATPKRVDVR DALCARDGLK LVDLPAGARV
GTGSPRRAAQ LRAARPDLDV VDIRGNVDTR LGRVPGLAGN AEDAPGDLDA VVLAAAGLER
ISRLDVVTEF FETDVMLPAP GQGSLAIECR TADAPRQSDS AEGSQGALAQ ALAALNDEDT
RLAVTAERAV LARLEAGCAA PVGAYAYRKG SMLYLEAVVC AVDGSKSVRE KKATDGLTEV
GATLLGIEVA ELLLAAGAAD ITDLAASR
//
