ID A0A8J6JMF2_9PROT Unreviewed; 309 AA.
AC A0A8J6JMF2;
DT 25-MAY-2022, integrated into UniProtKB/TrEMBL.
DT 25-MAY-2022, sequence version 1.
DT 18-JUN-2025, entry version 15.
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=H7345_18520 {ECO:0000313|EMBL:MBC7434055.1};
OS Rubritepida sp.
OC Bacteria; Pseudomonadati; Pseudomonadota; Alphaproteobacteria;
OC Acetobacterales; Roseomonadaceae; Rubritepida.
OX NCBI_TaxID=2497596 {ECO:0000313|EMBL:MBC7434055.1, ECO:0000313|Proteomes:UP000618370};
RN [1] {ECO:0000313|EMBL:MBC7434055.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=FL-bin-79 {ECO:0000313|EMBL:MBC7434055.1};
RA Zeng Y.;
RT "Metagenome-assembled genomes from the Lille Firn glacier at the Villum
RT Research Station in northeast Greenland.";
RL Submitted (AUG-2020) 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:MBC7434055.1}.
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DR EMBL; JACMRO010000520; MBC7434055.1; -; Genomic_DNA.
DR UniPathway; UPA00028; UER00004.
DR Proteomes; UP000618370; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:TreeGrafter.
DR GO; GO:0008677; F:2-dehydropantoate 2-reductase activity; IEA:InterPro.
DR GO; GO:0015940; P:pantothenate biosynthetic process; IEA:UniProtKB-UniPathway.
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 ECO:0000313|EMBL:MBC7434055.1};
KW Pantothenate biosynthesis {ECO:0000256|ARBA:ARBA00022655,
KW ECO:0000256|RuleBase:RU362068}.
FT DOMAIN 3..147
FT /note="Ketopantoate reductase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF02558"
FT DOMAIN 174..296
FT /note="Ketopantoate reductase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF08546"
SQ SEQUENCE 309 AA; 31940 MW; DDFA758AF4D76F48 CRC64;
MRVLVLGAGA LGGYFGGRLA QAGADVTFLV RPTRAARLAA EGLRITSPFG DAALPVRTVT
AAGPGYDLAL LTCKAFDLDG AIDALQPARP GMVLPVLNGL SHIEALQAAF GADRVLGGLA
KIQATLAPDG TVRQLNDWRW ITFGELDGGL SARTGAVAAL FAPATGVVAE AVPDIRQRMW
EKMVHLGTSA VCTVLMRAAV GEVARAEGGA AFTQGVLAAN AAIAAAHGHP MPDAFMAQYR
TLFFDVASLY ATSMLRDIEG GRASEGEHIL GFLAAAAARM GLAYPALDLA LLHARAYENR
RAAGRLPGG
//
