ID A3VDC7_9RHOB Unreviewed; 290 AA.
AC A3VDC7;
DT 03-APR-2007, integrated into UniProtKB/TrEMBL.
DT 03-APR-2007, sequence version 1.
DT 24-JAN-2024, entry version 82.
DE RecName: Full=3-hydroxyisobutyrate dehydrogenase {ECO:0000256|RuleBase:RU910714};
DE Short=HIBADH {ECO:0000256|RuleBase:RU910714};
DE EC=1.1.1.31 {ECO:0000256|RuleBase:RU910714};
GN ORFNames=RB2654_02344 {ECO:0000313|EMBL:EAQ13516.1};
OS Maritimibacter alkaliphilus HTCC2654.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Roseobacteraceae; Maritimibacter.
OX NCBI_TaxID=314271 {ECO:0000313|EMBL:EAQ13516.1, ECO:0000313|Proteomes:UP000002931};
RN [1] {ECO:0000313|EMBL:EAQ13516.1, ECO:0000313|Proteomes:UP000002931}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HTCC2654 {ECO:0000313|EMBL:EAQ13516.1,
RC ECO:0000313|Proteomes:UP000002931};
RX PubMed=20729358; DOI=10.1128/JB.00873-10;
RA Thrash J.C., Cho J.C., Ferriera S., Johnson J., Vergin K.L.,
RA Giovannoni S.J.;
RT "Genome sequences of Pelagibaca bermudensis HTCC2601T and Maritimibacter
RT alkaliphilus HTCC2654T, the type strains of two marine Roseobacter
RT genera.";
RL J. Bacteriol. 192:5552-5553(2010).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=3-hydroxy-2-methylpropanoate + NAD(+) = 2-methyl-3-
CC oxopropanoate + H(+) + NADH; Xref=Rhea:RHEA:17681, ChEBI:CHEBI:11805,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57540, ChEBI:CHEBI:57700,
CC ChEBI:CHEBI:57945; EC=1.1.1.31;
CC Evidence={ECO:0000256|RuleBase:RU910714};
CC -!- PATHWAY: Amino-acid degradation; L-valine degradation.
CC {ECO:0000256|RuleBase:RU910714}.
CC -!- SIMILARITY: Belongs to the HIBADH-related family.
CC {ECO:0000256|ARBA:ARBA00009080, ECO:0000256|RuleBase:RU910714}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EAQ13516.1}.
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DR EMBL; AAMT01000004; EAQ13516.1; -; Genomic_DNA.
DR RefSeq; WP_008328359.1; NZ_VNHV01000003.1.
DR AlphaFoldDB; A3VDC7; -.
DR STRING; 314271.RB2654_02344; -.
DR eggNOG; COG2084; Bacteria.
DR HOGENOM; CLU_035117_6_0_5; -.
DR OrthoDB; 9812907at2; -.
DR UniPathway; UPA00362; -.
DR Proteomes; UP000002931; Unassembled WGS sequence.
DR GO; GO:0008442; F:3-hydroxyisobutyrate dehydrogenase activity; IEA:UniProtKB-EC.
DR GO; GO:0051287; F:NAD binding; IEA:InterPro.
DR GO; GO:0050661; F:NADP binding; IEA:InterPro.
DR GO; GO:0006574; P:valine catabolic process; IEA:UniProtKB-UniPathway.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR InterPro; IPR002204; 3-OH-isobutyrate_DH-rel_CS.
DR InterPro; IPR008927; 6-PGluconate_DH-like_C_sf.
DR InterPro; IPR013328; 6PGD_dom2.
DR InterPro; IPR006115; 6PGDH_NADP-bd.
DR InterPro; IPR011548; HIBADH.
DR InterPro; IPR029154; HIBADH-like_NADP-bd.
DR InterPro; IPR015815; HIBADH-related.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR NCBIfam; TIGR01692; HIBADH; 1.
DR PANTHER; PTHR22981:SF7; 3-HYDROXYISOBUTYRATE DEHYDROGENASE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR22981; 3-HYDROXYISOBUTYRATE DEHYDROGENASE-RELATED; 1.
DR Pfam; PF14833; NAD_binding_11; 1.
DR Pfam; PF03446; NAD_binding_2; 1.
DR PIRSF; PIRSF000103; HIBADH; 1.
DR SUPFAM; SSF48179; 6-phosphogluconate dehydrogenase C-terminal domain-like; 1.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR PROSITE; PS00895; 3_HYDROXYISOBUT_DH; 1.
PE 3: Inferred from homology;
KW Branched-chain amino acid catabolism {ECO:0000256|ARBA:ARBA00022456,
KW ECO:0000256|RuleBase:RU910714};
KW NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|RuleBase:RU910714};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU910714};
KW Reference proteome {ECO:0000313|Proteomes:UP000002931}.
FT DOMAIN 2..153
FT /note="6-phosphogluconate dehydrogenase NADP-binding"
FT /evidence="ECO:0000259|Pfam:PF03446"
FT DOMAIN 156..281
FT /note="3-hydroxyisobutyrate dehydrogenase-like NAD-binding"
FT /evidence="ECO:0000259|Pfam:PF14833"
FT ACT_SITE 162
FT /evidence="ECO:0000256|PIRSR:PIRSR000103-1"
SQ SEQUENCE 290 AA; 29652 MW; 55B07D85E708E696 CRC64;
MKIGFIGLGN MGGPMAANLV AAGHEVTGFD LAAPMPEGVT KADTAAEAAK GAEVVITMLP
NGKILRAVAD EIVPAMDKGA LFADCSTVDV ESARAVADQA MEAGLLAIDA PVSGGITGAA
NGTLTFMAGG SEEAFDKVKP LLDIMGQKAV HCGPSGNGQA AKICNNMILG ATMIVTCEAF
ALADKLGLDR QAMFDVVSTS SGYSWTMNAY TPAPGIGATS PADNGYKPGF ASELMLKDLR
LAMQAAEAAD ADTPMGEAAM KLYAQFVENE GGEGTDFSAM LPRFEKRGRG
//
