ID   HOA_XANP2               Reviewed;         344 AA.
AC   A7IDU6;
DT   03-NOV-2009, integrated into UniProtKB/Swiss-Prot.
DT   11-SEP-2007, sequence version 1.
DT   03-AUG-2022, entry version 68.
DE   RecName: Full=4-hydroxy-2-oxovalerate aldolase {ECO:0000255|HAMAP-Rule:MF_01656};
DE            Short=HOA {ECO:0000255|HAMAP-Rule:MF_01656};
DE            EC=4.1.3.39 {ECO:0000255|HAMAP-Rule:MF_01656};
DE   AltName: Full=4-hydroxy-2-keto-pentanoic acid aldolase {ECO:0000255|HAMAP-Rule:MF_01656};
DE   AltName: Full=4-hydroxy-2-oxopentanoate aldolase {ECO:0000255|HAMAP-Rule:MF_01656};
GN   OrderedLocusNames=Xaut_0938;
OS   Xanthobacter autotrophicus (strain ATCC BAA-1158 / Py2).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Xanthobacteraceae; Xanthobacter.
OX   NCBI_TaxID=78245;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-1158 / Py2;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Hammon N.,
RA   Israni S., Dalin E., Tice H., Pitluck S., Sims D., Brettin T., Bruce D.,
RA   Detter J.C., Han C., Tapia R., Brainard J., Schmutz J., Larimer F.,
RA   Land M., Hauser L., Kyrpides N., Kim E., Ensigns S.A., Richardson P.;
RT   "Complete sequence of chromosome of Xanthobacter autotrophicus Py2.";
RL   Submitted (JUL-2007) to the EMBL/GenBank/DDBJ databases.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(S)-4-hydroxy-2-oxopentanoate = acetaldehyde + pyruvate;
CC         Xref=Rhea:RHEA:22624, ChEBI:CHEBI:15343, ChEBI:CHEBI:15361,
CC         ChEBI:CHEBI:73143; EC=4.1.3.39; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_01656};
CC   -!- SIMILARITY: Belongs to the 4-hydroxy-2-oxovalerate aldolase family.
CC       {ECO:0000255|HAMAP-Rule:MF_01656}.
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DR   EMBL; CP000781; ABS66189.1; -; Genomic_DNA.
DR   RefSeq; WP_012112958.1; NC_009720.1.
DR   AlphaFoldDB; A7IDU6; -.
DR   SMR; A7IDU6; -.
DR   STRING; 78245.Xaut_0938; -.
DR   EnsemblBacteria; ABS66189; ABS66189; Xaut_0938.
DR   KEGG; xau:Xaut_0938; -.
DR   eggNOG; COG0119; Bacteria.
DR   HOGENOM; CLU_049173_0_0_5; -.
DR   OMA; DLYKMMD; -.
DR   OrthoDB; 840579at2; -.
DR   PhylomeDB; A7IDU6; -.
DR   Proteomes; UP000002417; Chromosome.
DR   GO; GO:0008701; F:4-hydroxy-2-oxovalerate aldolase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0030145; F:manganese ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0019439; P:aromatic compound catabolic process; IEA:UniProtKB-UniRule.
DR   CDD; cd07943; DRE_TIM_HOA; 1.
DR   Gene3D; 3.20.20.70; -; 1.
DR   HAMAP; MF_01656; HOA; 1.
DR   InterPro; IPR017629; 4OH_2_O-val_aldolase.
DR   InterPro; IPR013785; Aldolase_TIM.
DR   InterPro; IPR012425; DmpG_comm.
DR   InterPro; IPR035685; DRE_TIM_HOA.
DR   InterPro; IPR000891; PYR_CT.
DR   Pfam; PF07836; DmpG_comm; 1.
DR   Pfam; PF00682; HMGL-like; 1.
DR   TIGRFAMs; TIGR03217; 4OH_2_O_val_ald; 1.
DR   PROSITE; PS50991; PYR_CT; 1.
PE   3: Inferred from homology;
KW   Aromatic hydrocarbons catabolism; Lyase; Manganese; Metal-binding;
KW   Reference proteome.
FT   CHAIN           1..344
FT                   /note="4-hydroxy-2-oxovalerate aldolase"
FT                   /id="PRO_0000387930"
FT   DOMAIN          9..261
FT                   /note="Pyruvate carboxyltransferase"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   ACT_SITE        21
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   BINDING         17..18
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   BINDING         18
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   BINDING         171
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   BINDING         200
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   BINDING         200
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   BINDING         202
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   BINDING         291
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   SITE            17
FT                   /note="Transition state stabilizer"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
SQ   SEQUENCE   344 AA;  36909 MW;  25E51A2AFAF4F4F0 CRC64;
     MARPNKDKLY IQDVTLRDGM HALRHQYDLA ATRAIARALD RARVDAIEIS HGDGLTGSTF
     NYGFGAHDDA EWIAAVAEEC SHAVVTVLLI PGIGTVHDLK HAYEAGARSV RVCTHCTEAD
     VSRQHIEAAR ELGMDTATFL MMAHMIPPEA LAEQARLMES YGAECVYVTD SAGALLPEDY
     TARVKTLRDA LRPETEIGVH THHNLTLGIA NAVAGIEAGA VRVDASLAGM GAGAGNAPLE
     ALIAVLNRKG IDTGCDLYAL MDAADDLVRP LQDRPVRVDR ESLSLGYAGV YSSFLRHAEN
     AAQTYGVDTR EILSELGRRR MVGGQEDMIV DVALDLAEAK AAVA