ID A0A0N0JBK8_9PROT Unreviewed; 310 AA.
AC A0A0N0JBK8;
DT 09-DEC-2015, integrated into UniProtKB/TrEMBL.
DT 09-DEC-2015, sequence version 1.
DT 18-JUN-2025, entry version 32.
DE RecName: Full=2-dehydropantoate 2-reductase {ECO:0000256|ARBA:ARBA00019465, ECO:0000256|RuleBase:RU362068};
DE EC=1.1.1.169 {ECO:0000256|ARBA:ARBA00013014, ECO:0000256|RuleBase:RU362068};
DE AltName: Full=Ketopantoate reductase {ECO:0000256|ARBA:ARBA00032024, ECO:0000256|RuleBase:RU362068};
GN ORFNames=IP80_13910 {ECO:0000313|EMBL:KPF47568.1};
OS beta proteobacterium AAP65.
OC Bacteria; Pseudomonadati; Pseudomonadota; Betaproteobacteria.
OX NCBI_TaxID=1523424 {ECO:0000313|EMBL:KPF47568.1, ECO:0000313|Proteomes:UP000037849};
RN [1] {ECO:0000313|EMBL:KPF47568.1, ECO:0000313|Proteomes:UP000037849}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AAP65 {ECO:0000313|EMBL:KPF47568.1,
RC ECO:0000313|Proteomes:UP000037849};
RA Zeng Y., Feng F., Liu Y., Koblizek M.;
RT "Novel Diversity of Limnic Aerobic Anoxygenic Phototrophic Bacteria as
RT Revealed by High-throughput Strain Identification and Genome Sequencing.";
RL Submitted (AUG-2015) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the NADPH-dependent reduction of ketopantoate into
CC pantoic acid. {ECO:0000256|RuleBase:RU362068}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(R)-pantoate + NADP(+) = 2-dehydropantoate + NADPH + H(+);
CC Xref=Rhea:RHEA:16233, ChEBI:CHEBI:11561, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:15980, ChEBI:CHEBI:57783, ChEBI:CHEBI:58349;
CC EC=1.1.1.169; Evidence={ECO:0000256|ARBA:ARBA00048793,
CC ECO:0000256|RuleBase:RU362068};
CC -!- PATHWAY: Cofactor biosynthesis; (R)-pantothenate biosynthesis; (R)-
CC pantoate from 3-methyl-2-oxobutanoate: step 2/2.
CC {ECO:0000256|ARBA:ARBA00004994, ECO:0000256|RuleBase:RU362068}.
CC -!- SIMILARITY: Belongs to the ketopantoate reductase family.
CC {ECO:0000256|ARBA:ARBA00007870, ECO:0000256|RuleBase:RU362068}.
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:KPF47568.1}.
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DR EMBL; LJHW01000026; KPF47568.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0N0JBK8; -.
DR STRING; 1523424.IP80_13910; -.
DR PATRIC; fig|1523424.3.peg.1789; -.
DR UniPathway; UPA00028; UER00004.
DR Proteomes; UP000037849; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:TreeGrafter.
DR GO; GO:0008677; F:2-dehydropantoate 2-reductase activity; IEA:UniProtKB-EC.
DR GO; GO:0015940; P:pantothenate biosynthetic process; IEA:UniProtKB-UniPathway.
DR FunFam; 1.10.1040.10:FF:000017; 2-dehydropantoate 2-reductase; 1.
DR Gene3D; 1.10.1040.10; N-(1-d-carboxylethyl)-l-norvaline Dehydrogenase, domain 2; 1.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR InterPro; IPR008927; 6-PGluconate_DH-like_C_sf.
DR InterPro; IPR013328; 6PGD_dom2.
DR InterPro; IPR003710; ApbA.
DR InterPro; IPR013752; KPA_reductase.
DR InterPro; IPR051402; KPR-Related.
DR InterPro; IPR013332; KPR_N.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR NCBIfam; TIGR00745; apbA_panE; 1.
DR PANTHER; PTHR21708:SF26; 2-DEHYDROPANTOATE 2-REDUCTASE; 1.
DR PANTHER; PTHR21708; PROBABLE 2-DEHYDROPANTOATE 2-REDUCTASE; 1.
DR Pfam; PF02558; ApbA; 1.
DR Pfam; PF08546; ApbA_C; 1.
DR SUPFAM; SSF48179; 6-phosphogluconate dehydrogenase C-terminal domain-like; 1.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
PE 3: Inferred from homology;
KW NADP {ECO:0000256|ARBA:ARBA00022857, ECO:0000256|RuleBase:RU362068};
KW Oxidoreductase {ECO:0000256|RuleBase:RU362068};
KW Pantothenate biosynthesis {ECO:0000256|ARBA:ARBA00022655,
KW ECO:0000256|RuleBase:RU362068};
KW Reference proteome {ECO:0000313|Proteomes:UP000037849}.
FT DOMAIN 3..145
FT /note="Ketopantoate reductase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF02558"
FT DOMAIN 180..300
FT /note="Ketopantoate reductase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF08546"
SQ SEQUENCE 310 AA; 32107 MW; 510D8B1F0731A9FB CRC64;
MRIVIMGSGG VGAYVGARLQ AAGEDVAFIA RGAHLQALQT EGLRLEHPQH PLHLPQVQAS
ADAAALARSG PADLVVFAVK LGDTEAAARA LGPVLGPQTR ILTLQNGIDS VDLIRARVGT
TAVRGGVIYV SAVIDRPGVI RSPGGLHVIV ADAAGGDPTM ADFFAACGRA TALQAKPTDD
IRSALWEKFI ALTSLSATTS LLRAPMGAIL GHPETRALQR QLIEEAVAVA GAAGVPQRAG
LVDEVMARLA NMPASFRSSM SEDLARGKPL ELQWLSGRVH ALGQQLGVPT PAHSTAWRAL
VLYANGGTGF
//