ID H6LAC9_SAPGL Unreviewed; 262 AA.
AC H6LAC9;
DT 18-APR-2012, integrated into UniProtKB/TrEMBL.
DT 18-APR-2012, sequence version 1.
DT 27-MAR-2024, entry version 45.
DE RecName: Full=Uroporphyrinogen-III synthase {ECO:0000256|ARBA:ARBA00040167, ECO:0000256|RuleBase:RU366031};
DE EC=4.2.1.75 {ECO:0000256|ARBA:ARBA00013109, ECO:0000256|RuleBase:RU366031};
GN Name=hemD {ECO:0000313|EMBL:AFC24414.1};
GN OrderedLocusNames=SGRA_1679 {ECO:0000313|EMBL:AFC24414.1};
OS Saprospira grandis (strain Lewin).
OC Bacteria; Bacteroidota; Saprospiria; Saprospirales; Saprospiraceae;
OC Saprospira.
OX NCBI_TaxID=984262 {ECO:0000313|EMBL:AFC24414.1, ECO:0000313|Proteomes:UP000007519};
RN [1] {ECO:0000313|EMBL:AFC24414.1, ECO:0000313|Proteomes:UP000007519}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Lewin {ECO:0000313|EMBL:AFC24414.1,
RC ECO:0000313|Proteomes:UP000007519};
RX PubMed=22675601; DOI=10.4056/sigs.2445005;
RA Saw J.H., Yuryev A., Kanbe M., Hou S., Young A.G., Aizawa S., Alam M.;
RT "Complete genome sequencing and analysis of Saprospira grandis str. Lewin,
RT a predatory marine bacterium.";
RL Stand. Genomic Sci. 6:84-93(2012).
CC -!- FUNCTION: Catalyzes cyclization of the linear tetrapyrrole,
CC hydroxymethylbilane, to the macrocyclic uroporphyrinogen III.
CC {ECO:0000256|ARBA:ARBA00037589, ECO:0000256|RuleBase:RU366031}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=hydroxymethylbilane = H2O + uroporphyrinogen III;
CC Xref=Rhea:RHEA:18965, ChEBI:CHEBI:15377, ChEBI:CHEBI:57308,
CC ChEBI:CHEBI:57845; EC=4.2.1.75;
CC Evidence={ECO:0000256|ARBA:ARBA00000783,
CC ECO:0000256|RuleBase:RU366031};
CC -!- PATHWAY: Porphyrin-containing compound metabolism; protoporphyrin-IX
CC biosynthesis; coproporphyrinogen-III from 5-aminolevulinate: step 3/4.
CC {ECO:0000256|ARBA:ARBA00004772, ECO:0000256|RuleBase:RU366031}.
CC -!- SIMILARITY: Belongs to the uroporphyrinogen-III synthase family.
CC {ECO:0000256|ARBA:ARBA00008133, ECO:0000256|RuleBase:RU366031}.
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; CP002831; AFC24414.1; -; Genomic_DNA.
DR RefSeq; WP_015692047.1; NC_016940.1.
DR AlphaFoldDB; H6LAC9; -.
DR STRING; 984262.SGRA_1679; -.
DR KEGG; sgn:SGRA_1679; -.
DR eggNOG; COG1587; Bacteria.
DR HOGENOM; CLU_076006_0_0_10; -.
DR OrthoDB; 1149788at2; -.
DR Proteomes; UP000007519; Chromosome.
DR GO; GO:0004852; F:uroporphyrinogen-III synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006782; P:protoporphyrinogen IX biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0006780; P:uroporphyrinogen III biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd06578; HemD; 1.
DR Gene3D; 3.40.50.10090; -; 2.
DR InterPro; IPR036108; 4pyrrol_syn_uPrphyn_synt_sf.
DR InterPro; IPR003754; 4pyrrol_synth_uPrphyn_synth.
DR InterPro; IPR039793; UROS/Hem4.
DR PANTHER; PTHR38042; UROPORPHYRINOGEN-III SYNTHASE, CHLOROPLASTIC; 1.
DR PANTHER; PTHR38042:SF1; UROPORPHYRINOGEN-III SYNTHASE, CHLOROPLASTIC; 1.
DR Pfam; PF02602; HEM4; 1.
DR SUPFAM; SSF69618; HemD-like; 1.
PE 3: Inferred from homology;
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|RuleBase:RU366031};
KW Porphyrin biosynthesis {ECO:0000256|ARBA:ARBA00023244,
KW ECO:0000256|RuleBase:RU366031};
KW Reference proteome {ECO:0000313|Proteomes:UP000007519}.
FT DOMAIN 31..240
FT /note="Tetrapyrrole biosynthesis uroporphyrinogen III
FT synthase"
FT /evidence="ECO:0000259|Pfam:PF02602"
SQ SEQUENCE 262 AA; 30585 MW; 3C978E9F6E188C49 CRC64;
MSSVEAKERL KRVESILVTQ MTTKNNKAPY DRLVEKYGIK VDYRPFTEVR PVSAKEFRKQ
KVKLEEYSAI IFTSKSAIDH YFRLCEEMRY KVPAETKYFC LSEAIALYLQ KHTTYRKRRV
FFGKRTLQDL KPYLLKHKKK ETFLLPSSNL GKKAYETFLE AEGFNFVVSE MYLAASSDIS
DLEDVFYDIL VFFSPLSLDS LYDNFPDFKQ NNTRIAVYGN STAKAIEAKG LYIDIKVPNP
EFPKIRSMAE AIEHYIKEAN DL
//
