ID ALLB_SALG2 Reviewed; 453 AA. AC B5R646; DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot. DT 04-NOV-2008, sequence version 1. DT 27-MAR-2024, entry version 82. DE RecName: Full=Allantoinase {ECO:0000255|HAMAP-Rule:MF_01645}; DE EC=3.5.2.5 {ECO:0000255|HAMAP-Rule:MF_01645}; DE AltName: Full=Allantoin-utilizing enzyme {ECO:0000255|HAMAP-Rule:MF_01645}; GN Name=allB {ECO:0000255|HAMAP-Rule:MF_01645}; OrderedLocusNames=SG0535; OS Salmonella gallinarum (strain 287/91 / NCTC 13346). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales; OC Enterobacteriaceae; Salmonella. OX NCBI_TaxID=550538; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=287/91 / NCTC 13346; RX PubMed=18583645; DOI=10.1101/gr.077404.108; RA Thomson N.R., Clayton D.J., Windhorst D., Vernikos G., Davidson S., RA Churcher C., Quail M.A., Stevens M., Jones M.A., Watson M., Barron A., RA Layton A., Pickard D., Kingsley R.A., Bignell A., Clark L., Harris B., RA Ormond D., Abdellah Z., Brooks K., Cherevach I., Chillingworth T., RA Woodward J., Norberczak H., Lord A., Arrowsmith C., Jagels K., Moule S., RA Mungall K., Saunders M., Whitehead S., Chabalgoity J.A., Maskell D., RA Humphreys T., Roberts M., Barrow P.A., Dougan G., Parkhill J.; RT "Comparative genome analysis of Salmonella enteritidis PT4 and Salmonella RT gallinarum 287/91 provides insights into evolutionary and host adaptation RT pathways."; RL Genome Res. 18:1624-1637(2008). CC -!- FUNCTION: Catalyzes the conversion of allantoin (5-ureidohydantoin) to CC allantoic acid by hydrolytic cleavage of the five-member hydantoin CC ring. {ECO:0000255|HAMAP-Rule:MF_01645}. CC -!- CATALYTIC ACTIVITY: CC Reaction=(S)-allantoin + H2O = allantoate + H(+); Xref=Rhea:RHEA:17029, CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:15678, CC ChEBI:CHEBI:17536; EC=3.5.2.5; Evidence={ECO:0000255|HAMAP- CC Rule:MF_01645}; CC -!- COFACTOR: CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105; Evidence={ECO:0000255|HAMAP- CC Rule:MF_01645}; CC Note=Binds 2 Zn(2+) ions per subunit. {ECO:0000255|HAMAP- CC Rule:MF_01645}; CC -!- PATHWAY: Nitrogen metabolism; (S)-allantoin degradation; allantoate CC from (S)-allantoin: step 1/1. {ECO:0000255|HAMAP-Rule:MF_01645}. CC -!- SUBUNIT: Homotetramer. {ECO:0000255|HAMAP-Rule:MF_01645}. CC -!- PTM: Carboxylation allows a single lysine to coordinate two zinc ions. CC {ECO:0000255|HAMAP-Rule:MF_01645}. CC -!- SIMILARITY: Belongs to the metallo-dependent hydrolases superfamily. CC Allantoinase family. {ECO:0000255|HAMAP-Rule:MF_01645}. 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; AM933173; CAR36431.1; -; Genomic_DNA. DR RefSeq; WP_000006858.1; NC_011274.1. DR AlphaFoldDB; B5R646; -. DR SMR; B5R646; -. DR KEGG; seg:SG0535; -. DR HOGENOM; CLU_015572_4_2_6; -. DR UniPathway; UPA00395; UER00653. DR Proteomes; UP000008321; Chromosome. DR GO; GO:0004038; F:allantoinase activity; IEA:UniProtKB-UniRule. DR GO; GO:0050897; F:cobalt ion binding; IEA:InterPro. DR GO; GO:0008270; F:zinc ion binding; IEA:InterPro. DR GO; GO:0000256; P:allantoin catabolic process; IEA:UniProtKB-UniRule. DR GO; GO:0006144; P:purine nucleobase metabolic process; IEA:UniProtKB-KW. DR CDD; cd01315; L-HYD_ALN; 1. DR Gene3D; 3.20.20.140; Metal-dependent hydrolases; 1. DR HAMAP; MF_01645; Hydantoinase; 1. DR InterPro; IPR017593; Allantoinase. DR InterPro; IPR047604; Allantoinase_bact. DR InterPro; IPR006680; Amidohydro-rel. DR InterPro; IPR011059; Metal-dep_hydrolase_composite. DR InterPro; IPR032466; Metal_Hydrolase. DR NCBIfam; TIGR03178; allantoinase; 1. DR PANTHER; PTHR43668; ALLANTOINASE; 1. DR PANTHER; PTHR43668:SF4; ALLANTOINASE; 1. DR Pfam; PF01979; Amidohydro_1; 1. DR SUPFAM; SSF51338; Composite domain of metallo-dependent hydrolases; 1. DR SUPFAM; SSF51556; Metallo-dependent hydrolases; 1. PE 3: Inferred from homology; KW Hydrolase; Metal-binding; Purine metabolism; Zinc. FT CHAIN 1..453 FT /note="Allantoinase" FT /id="PRO_1000186929" FT BINDING 59 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01645" FT BINDING 61 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01645" FT BINDING 146 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_label="1" FT /note="via carbamate group" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01645" FT BINDING 146 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_label="2" FT /note="via carbamate group" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01645" FT BINDING 186 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_label="2" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01645" FT BINDING 242 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_label="2" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01645" FT BINDING 315 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01645" FT MOD_RES 146 FT /note="N6-carboxylysine" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01645" SQ SEQUENCE 453 AA; 49901 MW; 965209A59078ADDF CRC64; MSFDLIIKNG TVILENEARV IDIAAQGGKI AAIGENLGEA KNVLDATGLI VSPGMVDAHT HISEPGRTHW EGYETGTRAA AKGGITTMIE MPLNQLPATV DRETIELKFD AAKGKLTIDA AQLGGLVSYN LDRLHELDEV GVVGFKCFVA TCGDRGIDND FRDVNDWQFY KGAQKLGEMD QTVLVHCENA LICDELGEEA KREGRVTAHD YVASRPVFTE VEAIRRVLYL AKAAGCRLHV CHISSPEGVE EVTRARQEVQ DVTCESCPHY FVLDTDQFEE IGTLAKCSPP IRDQENQKGM WEKLFNGEID CLVSDHSPCP PEMKAGNIMQ AWGGIAGLQN CMDVMFDEAV QKRGMSLPMF GKLMATNAAD IFGLKHKGRI APGKDADLVF IQPDSSYVLK NEDLEYRHKV SPYVGRTIGA RITKTILRGD VIYDIEHGFP VPPKGQFILK HQQ //