ID   PHNX_SYNFM              Reviewed;         277 AA.
AC   A0LMC1;
DT   17-APR-2007, integrated into UniProtKB/Swiss-Prot.
DT   12-DEC-2006, sequence version 1.
DT   03-AUG-2022, entry version 85.
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=Sfum_2896;
OS   Syntrophobacter fumaroxidans (strain DSM 10017 / MPOB).
OC   Bacteria; Proteobacteria; Deltaproteobacteria; Syntrophobacterales;
OC   Syntrophobacteraceae; Syntrophobacter.
OX   NCBI_TaxID=335543;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 10017 / MPOB;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Pitluck S., Goltsman E.G.,
RA   Martinez M., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N.,
RA   Kim E., Boone D.R., Brockman F., Culley D., Ferry J., Gunsalus R.,
RA   McInerney M.J., Morrison M., Plugge C., Rohlin L., Scholten J., Sieber J.,
RA   Stams A.J.M., Worm P., Henstra A.M., Richardson P.;
RT   "Complete sequence of Syntrophobacter fumaroxidans MPOB.";
RL   Submitted (OCT-2006) to the EMBL/GenBank/DDBJ databases.
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; CP000478; ABK18573.1; -; Genomic_DNA.
DR   RefSeq; WP_011699738.1; NC_008554.1.
DR   AlphaFoldDB; A0LMC1; -.
DR   SMR; A0LMC1; -.
DR   STRING; 335543.Sfum_2896; -.
DR   EnsemblBacteria; ABK18573; ABK18573; Sfum_2896.
DR   KEGG; sfu:Sfum_2896; -.
DR   eggNOG; COG0637; Bacteria.
DR   HOGENOM; CLU_045011_12_0_7; -.
DR   OMA; GRPAPWM; -.
DR   OrthoDB; 1484726at2; -.
DR   Proteomes; UP000001784; 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; IPR041492; HAD_2.
DR   InterPro; IPR023214; HAD_sf.
DR   InterPro; IPR023198; PGP-like_dom2.
DR   InterPro; IPR006323; Phosphonoacetald_hydro.
DR   Pfam; PF13419; HAD_2; 1.
DR   SUPFAM; SSF56784; SSF56784; 1.
DR   TIGRFAMs; TIGR01422; phosphonatase; 1.
PE   3: Inferred from homology;
KW   Hydrolase; Magnesium; Metal-binding; Reference proteome; Schiff base.
FT   CHAIN           1..277
FT                   /note="Phosphonoacetaldehyde hydrolase"
FT                   /id="PRO_0000284602"
FT   ACT_SITE        20
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01375"
FT   ACT_SITE        61
FT                   /note="Schiff-base intermediate with substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01375"
FT   BINDING         20
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01375"
FT   BINDING         22
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01375"
FT   BINDING         194
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01375"
SQ   SEQUENCE   277 AA;  30294 MW;  DAC8EF513B7298DC CRC64;
     MEIFVRNKPY TGPVKAVVLD WAGTTVDFGC MAPVTAFIEA FALRGVEISA SEVRGPMGLM
     KMDHVRALCG LPSVSERWRE LFGRIPNEDD VRLVYGDTVP LMVLSVADHA ELIPGLLPAI
     GYFRGNGIKI GTSTGYTTPM MEVLLPRAEK RGYRPDSVVC SSDVPRGRPF PFMCYRNAID
     LEVYPLEAVV KIGDTVSDIR EGLNAGMWTI GVSKSGSDLG LTEAELDALP ADDLRNRLAL
     VESRFLEAGA HFVVEHIGRC PEIIEEINDL LSQGEVP