ID   HOA_DESHD               Reviewed;         333 AA.
AC   B8G187;
DT   03-NOV-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 60.
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=Dhaf_1245;
OS   Desulfitobacterium hafniense (strain DSM 10664 / DCB-2).
OC   Bacteria; Firmicutes; Clostridia; Eubacteriales; Desulfitobacteriaceae;
OC   Desulfitobacterium.
OX   NCBI_TaxID=272564;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 10664 / DCB-2;
RX   PubMed=22316246; DOI=10.1186/1471-2180-12-21;
RA   Kim S.H., Harzman C., Davis J.K., Hutcheson R., Broderick J.B., Marsh T.L.,
RA   Tiedje J.M.;
RT   "Genome sequence of Desulfitobacterium hafniense DCB-2, a Gram-positive
RT   anaerobe capable of dehalogenation and metal reduction.";
RL   BMC Microbiol. 12:21-21(2012).
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; CP001336; ACL19302.1; -; Genomic_DNA.
DR   RefSeq; WP_015943316.1; NC_011830.1.
DR   AlphaFoldDB; B8G187; -.
DR   SMR; B8G187; -.
DR   EnsemblBacteria; ACL19302; ACL19302; Dhaf_1245.
DR   KEGG; dhd:Dhaf_1245; -.
DR   HOGENOM; CLU_049173_0_0_9; -.
DR   OMA; DLYKMMD; -.
DR   Proteomes; UP000007726; 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.
FT   CHAIN           1..333
FT                   /note="4-hydroxy-2-oxovalerate aldolase"
FT                   /id="PRO_0000387823"
FT   DOMAIN          4..254
FT                   /note="Pyruvate carboxyltransferase"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   ACT_SITE        16
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   BINDING         12..13
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   BINDING         13
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   BINDING         193
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   BINDING         193
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   BINDING         195
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   BINDING         284
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT   SITE            12
FT                   /note="Transition state stabilizer"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
SQ   SEQUENCE   333 AA;  36283 MW;  FA9CB92644E38261 CRC64;
     MKKVKIFDLT LRDGSHAKSH QFTPEQMAVL AEQIDSTGVA AIEFGHGNGL GGSALQYGFA
     AATDREYMEA VAPVVKNADL SIIILPGVGT RHELHLAKEF GAKYARMCTQ ITEVDIAEQH
     IKMAKQLGMI PIAVLPCAGI IPVKDTVRYT QMAESYGAEV IYLLDGGGYQ LPEQTYERIA
     AMKKAVDVPI GFHGHNNLQL AVANSKAAVE AGAEYIDCCL KGFGAGAGNC PTEIFAAVMD
     RMEIDCGIDL YKTMDIAEQY LRPLMPRAME VDNDRIMLGY AGCYSSFLLF AQRAGARYGV
     DPRDIIKEIG RRQCTEGQED ICIDVAYALA QKK