ID   IOLA2_GEOKA             Reviewed;         484 AA.
AC   Q5KYR4;
DT   14-OCT-2008, integrated into UniProtKB/Swiss-Prot.
DT   14-OCT-2008, sequence version 2.
DT   03-AUG-2022, entry version 96.
DE   RecName: Full=Malonate-semialdehyde dehydrogenase 2 {ECO:0000255|HAMAP-Rule:MF_01670};
DE            Short=MSA dehydrogenase 2 {ECO:0000255|HAMAP-Rule:MF_01670};
DE            EC=1.2.1.- {ECO:0000255|HAMAP-Rule:MF_01670};
DE   AltName: Full=Methylmalonate-semialdehyde dehydrogenase 2 {ECO:0000255|HAMAP-Rule:MF_01670};
DE            Short=MMSA dehydrogenase 2 {ECO:0000255|HAMAP-Rule:MF_01670};
DE            Short=MSDH 2 {ECO:0000255|HAMAP-Rule:MF_01670};
DE            EC=1.2.1.27 {ECO:0000255|HAMAP-Rule:MF_01670};
GN   Name=iolA2 {ECO:0000255|HAMAP-Rule:MF_01670}; OrderedLocusNames=GK1887;
OS   Geobacillus kaustophilus (strain HTA426).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Geobacillus;
OC   Geobacillus thermoleovorans group.
OX   NCBI_TaxID=235909;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=HTA426;
RX   PubMed=15576355; DOI=10.1093/nar/gkh970;
RA   Takami H., Takaki Y., Chee G.-J., Nishi S., Shimamura S., Suzuki H.,
RA   Matsui S., Uchiyama I.;
RT   "Thermoadaptation trait revealed by the genome sequence of thermophilic
RT   Geobacillus kaustophilus.";
RL   Nucleic Acids Res. 32:6292-6303(2004).
CC   -!- FUNCTION: Catalyzes the oxidation of malonate semialdehyde (MSA) and
CC       methylmalonate semialdehyde (MMSA) into acetyl-CoA and propanoyl-CoA,
CC       respectively. {ECO:0000255|HAMAP-Rule:MF_01670}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=3-oxopropanoate + CoA + NAD(+) = acetyl-CoA + CO2 + NADH;
CC         Xref=Rhea:RHEA:22992, ChEBI:CHEBI:16526, ChEBI:CHEBI:33190,
CC         ChEBI:CHEBI:57287, ChEBI:CHEBI:57288, ChEBI:CHEBI:57540,
CC         ChEBI:CHEBI:57945; Evidence={ECO:0000255|HAMAP-Rule:MF_01670};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=2-methyl-3-oxopropanoate + CoA + H2O + NAD(+) = H(+) +
CC         hydrogencarbonate + NADH + propanoyl-CoA; Xref=Rhea:RHEA:20804,
CC         ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:17544,
CC         ChEBI:CHEBI:57287, ChEBI:CHEBI:57392, ChEBI:CHEBI:57540,
CC         ChEBI:CHEBI:57700, ChEBI:CHEBI:57945; EC=1.2.1.27;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01670};
CC   -!- PATHWAY: Polyol metabolism; myo-inositol degradation into acetyl-CoA;
CC       acetyl-CoA from myo-inositol: step 7/7. {ECO:0000255|HAMAP-
CC       Rule:MF_01670}.
CC   -!- SUBUNIT: Homotetramer. {ECO:0000255|HAMAP-Rule:MF_01670}.
CC   -!- SIMILARITY: Belongs to the aldehyde dehydrogenase family. IolA
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_01670}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=BAD76172.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; BA000043; BAD76172.1; ALT_INIT; Genomic_DNA.
DR   AlphaFoldDB; Q5KYR4; -.
DR   SMR; Q5KYR4; -.
DR   STRING; 235909.GK1887; -.
DR   EnsemblBacteria; BAD76172; BAD76172; GK1887.
DR   KEGG; gka:GK1887; -.
DR   eggNOG; COG1012; Bacteria.
DR   HOGENOM; CLU_005391_1_0_9; -.
DR   UniPathway; UPA00076; UER00148.
DR   Proteomes; UP000001172; Chromosome.
DR   GO; GO:0018478; F:malonate-semialdehyde dehydrogenase (acetylating) activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0102662; F:malonate-semialdehyde dehydrogenase (acetylating, NAD+) activity; IEA:RHEA.
DR   GO; GO:0004491; F:methylmalonate-semialdehyde dehydrogenase (acylating) activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0019310; P:inositol catabolic process; IEA:UniProtKB-UniRule.
DR   CDD; cd07085; ALDH_F6_MMSDH; 1.
DR   Gene3D; 3.40.309.10; -; 1.
DR   Gene3D; 3.40.605.10; -; 1.
DR   HAMAP; MF_01670; IolA; 1.
DR   InterPro; IPR016161; Ald_DH/histidinol_DH.
DR   InterPro; IPR016163; Ald_DH_C.
DR   InterPro; IPR016160; Ald_DH_CS_CYS.
DR   InterPro; IPR016162; Ald_DH_N.
DR   InterPro; IPR015590; Aldehyde_DH_dom.
DR   InterPro; IPR010061; MeMal-semiAld_DH.
DR   InterPro; IPR023510; MSDH_GmP_bac.
DR   PANTHER; PTHR43866; PTHR43866; 1.
DR   Pfam; PF00171; Aldedh; 1.
DR   SUPFAM; SSF53720; SSF53720; 1.
DR   TIGRFAMs; TIGR01722; MMSDH; 1.
DR   PROSITE; PS00070; ALDEHYDE_DEHYDR_CYS; 1.
PE   3: Inferred from homology;
KW   NAD; Oxidoreductase; Reference proteome.
FT   CHAIN           1..484
FT                   /note="Malonate-semialdehyde dehydrogenase 2"
FT                   /id="PRO_0000352340"
FT   ACT_SITE        285
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01670"
FT   BINDING         177..181
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01670"
FT   BINDING         385
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01670"
SQ   SEQUENCE   484 AA;  53035 MW;  77C7333D2B9EF600 CRC64;
     MTTGVQTLKN YIGGQWVESR SGKTEAVPNP ATGEVLAYVP ISSREELDEA VRAAKEAFKT
     WRKTPVPRRA RILFKYQQLL VEHWEELARL VTLENGKSYN EAYGEVQRGI ECVEFAAGAP
     TLMMGRQLPD IATGIESGMY RYPIGVVGGI TPFNFPMMVP CWMFPLAIAC GNTFVLKPSE
     RTPMLANRLA ELFKEAGLPD GVLNIVHGAH DVVNGLLEHP DVKAISFVGS QPVGEYVYKT
     AAAHGKRVQA LTGAKNHSIV MPDADLNVAV REIINAAFGS AGERCMAASV VVAVGEIADE
     LVEKLVAAAN ELKIGNGLEE SVFLGPVIRE AHKQRTVKYI ELGEKEGAIL VRDGRKDAAV
     QDNGYFIGPT IFDRVTTDMT IWKDEIFAPV LSIVRVETLD EAIEVANKSP FANGACIYTR
     DGGNVRKFRE EIDAGMLGVN LGVPAPMAFF PFSGWKNSFY GDLHANGMDG VEFYTRKKMM
     TSRW