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PHNX_SALDC
ID   PHNX_SALDC              Reviewed;         269 AA.
AC   B5FKT7;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   14-OCT-2008, sequence version 1.
DT   03-AUG-2022, entry version 78.
DE   RecName: Full=Phosphonoacetaldehyde hydrolase {ECO:0000255|HAMAP-Rule:MF_01375};
DE            Short=Phosphonatase {ECO:0000255|HAMAP-Rule:MF_01375};
DE            EC=3.11.1.1 {ECO:0000255|HAMAP-Rule:MF_01375};
DE   AltName: Full=Phosphonoacetaldehyde phosphonohydrolase {ECO:0000255|HAMAP-Rule:MF_01375};
GN   Name=phnX {ECO:0000255|HAMAP-Rule:MF_01375}; OrderedLocusNames=SeD_A0473;
OS   Salmonella dublin (strain CT_02021853).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Salmonella.
OX   NCBI_TaxID=439851;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CT_02021853;
RX   PubMed=21602358; DOI=10.1128/jb.00297-11;
RA   Fricke W.F., Mammel M.K., McDermott P.F., Tartera C., White D.G.,
RA   Leclerc J.E., Ravel J., Cebula T.A.;
RT   "Comparative genomics of 28 Salmonella enterica isolates: evidence for
RT   CRISPR-mediated adaptive sublineage evolution.";
RL   J. Bacteriol. 193:3556-3568(2011).
CC   -!- FUNCTION: Involved in phosphonate degradation. {ECO:0000255|HAMAP-
CC       Rule:MF_01375}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=H2O + phosphonoacetaldehyde = acetaldehyde + H(+) + phosphate;
CC         Xref=Rhea:RHEA:18905, ChEBI:CHEBI:15343, ChEBI:CHEBI:15377,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:43474, ChEBI:CHEBI:58383; EC=3.11.1.1;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01375};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01375};
CC       Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000255|HAMAP-Rule:MF_01375};
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01375}.
CC   -!- SIMILARITY: Belongs to the HAD-like hydrolase superfamily. PhnX family.
CC       {ECO:0000255|HAMAP-Rule:MF_01375}.
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DR   EMBL; CP001144; ACH76407.1; -; Genomic_DNA.
DR   RefSeq; WP_001675137.1; NC_011205.1.
DR   AlphaFoldDB; B5FKT7; -.
DR   SMR; B5FKT7; -.
DR   KEGG; sed:SeD_A0473; -.
DR   HOGENOM; CLU_045011_12_0_6; -.
DR   OMA; GRPAPWM; -.
DR   Proteomes; UP000008322; Chromosome.
DR   GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0050194; F:phosphonoacetaldehyde hydrolase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0019700; P:organic phosphonate catabolic process; IEA:InterPro.
DR   CDD; cd02586; HAD_PHN; 1.
DR   Gene3D; 1.10.150.240; -; 1.
DR   Gene3D; 3.40.50.1000; -; 1.
DR   HAMAP; MF_01375; PhnX; 1.
DR   InterPro; IPR036412; HAD-like_sf.
DR   InterPro; IPR006439; HAD-SF_hydro_IA.
DR   InterPro; IPR023214; HAD_sf.
DR   InterPro; IPR023198; PGP-like_dom2.
DR   InterPro; IPR006323; Phosphonoacetald_hydro.
DR   SUPFAM; SSF56784; SSF56784; 1.
DR   TIGRFAMs; TIGR01509; HAD-SF-IA-v3; 1.
DR   TIGRFAMs; TIGR01422; phosphonatase; 1.
PE   3: Inferred from homology;
KW   Hydrolase; Magnesium; Metal-binding; Schiff base.
FT   CHAIN           1..269
FT                   /note="Phosphonoacetaldehyde hydrolase"
FT                   /id="PRO_1000144837"
FT   ACT_SITE        10
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01375"
FT   ACT_SITE        52
FT                   /note="Schiff-base intermediate with substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01375"
FT   BINDING         10
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01375"
FT   BINDING         12
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01375"
FT   BINDING         186
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01375"
SQ   SEQUENCE   269 AA;  28636 MW;  00DE2381124A3993 CRC64;
     MNRIHAVILD WAGTTVDFGS FAPTQIFVEA FRQAFDVEIT LAEARVPMGL GKWQHIEALG
     KLPAVDARWQ AKFGRSMSAA DIDAIYAAFM PLQIAKVVDF SSPIAGVIDT IAALRAEGIK
     IGSCSGYPRA VMERLVPAAA EHGYRPDHWV ATDDLAAGGR PGPWMALQNV IALGIDAVAH
     CVKVDDAAPG ISEGLNAGMW TVGLAVSGNE FGATWDAYQT MSKEDVAVRR EHAASKLYAA
     GAHYVVDSLA DLSGVIAHIN ARLAQGERP
 
 
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