ID HOA2_COMTE Reviewed; 350 AA.
AC Q83VZ3;
DT 03-NOV-2009, integrated into UniProtKB/Swiss-Prot.
DT 01-JUN-2003, sequence version 1.
DT 13-SEP-2023, entry version 64.
DE RecName: Full=4-hydroxy-2-oxovalerate aldolase 2 {ECO:0000255|HAMAP-Rule:MF_01656};
DE Short=HOA 2 {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 2 {ECO:0000255|HAMAP-Rule:MF_01656};
DE AltName: Full=4-hydroxy-2-oxopentanoate aldolase 2 {ECO:0000255|HAMAP-Rule:MF_01656};
GN Name=tesG;
OS Comamonas testosteroni (Pseudomonas testosteroni).
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Comamonadaceae; Comamonas.
OX NCBI_TaxID=285;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=TA441;
RX PubMed=12676694; DOI=10.1128/aem.69.4.2139-2152.2003;
RA Horinouchi M., Hayashi T., Koshino H., Yamamoto T., Kudo T.;
RT "Gene encoding the hydrolase for the product of the meta-cleavage reaction
RT in testosterone degradation by Comamonas testosteroni.";
RL Appl. Environ. Microbiol. 69:2139-2152(2003).
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; AB063482; BAC67696.1; -; Genomic_DNA.
DR AlphaFoldDB; Q83VZ3; -.
DR SMR; Q83VZ3; -.
DR BioCyc; MetaCyc:MONOMER-16929; -.
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; 1.10.8.60; -; 1.
DR Gene3D; 3.20.20.70; Aldolase class I; 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 NCBIfam; TIGR03217; 4OH_2_O_val_ald; 1.
DR PANTHER; PTHR10277:SF9; 2-ISOPROPYLMALATE SYNTHASE 1, CHLOROPLASTIC-RELATED; 1.
DR PANTHER; PTHR10277; HOMOCITRATE SYNTHASE-RELATED; 1.
DR Pfam; PF07836; DmpG_comm; 1.
DR Pfam; PF00682; HMGL-like; 1.
DR SUPFAM; SSF51569; Aldolase; 1.
DR SUPFAM; SSF89000; post-HMGL domain-like; 1.
DR PROSITE; PS50991; PYR_CT; 1.
PE 3: Inferred from homology;
KW Aromatic hydrocarbons catabolism; Lyase; Manganese; Metal-binding.
FT CHAIN 1..350
FT /note="4-hydroxy-2-oxovalerate aldolase 2"
FT /id="PRO_0000387815"
FT DOMAIN 8..260
FT /note="Pyruvate carboxyltransferase"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT ACT_SITE 20
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT BINDING 16..17
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT BINDING 17
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT BINDING 170
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT BINDING 199
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT BINDING 199
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT BINDING 201
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT BINDING 290
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
FT SITE 16
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01656"
SQ SEQUENCE 350 AA; 37495 MW; AF3943BCDCE10036 CRC64;
MSLKGKKITV HDMTLRDGMH PKRHQMTLEQ MKSVATGLDA AGVPLIEVTH GDGLGGSSVN
YGFPAHTDEE YLSTVIPLMK QAKVSALLLP GIGTVDHLKM AHELGVSTIR VATHCTEADV
SEQHIAMARK MGMDTVGFLM MAHMYSAEGL VKQAKLMEGY GANCIYITDS AGYMLPDDVK
ERLSAVRQAL KPETELGFHG HHNLAMGIAN SLAAVEVGAN RIDAAAAGLG AGAGNTPMEV
LVAVCARMGI ETGVDVFKIQ DVAEDLVVPL MDFPIRIDRD ALTLGYAGVY GSFLLFAKRA
EAKYGIPARE LLLELGRRGM VGGQEDMIED TALTMVRERQ KLGHKVAVAA
//
