ID A0A256H8J7_9EURY Unreviewed; 313 AA.
AC A0A256H8J7;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 18-JUN-2025, entry version 36.
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=DJ82_07575 {ECO:0000313|EMBL:OYR40588.1};
OS Halorubrum sp. Ib24.
OC Archaea; Methanobacteriati; Methanobacteriota; Stenosarchaea group;
OC Halobacteria; Halobacteriales; Haloferacaceae; Halorubrum.
OX NCBI_TaxID=1383850 {ECO:0000313|EMBL:OYR40588.1, ECO:0000313|Proteomes:UP000216554};
RN [1] {ECO:0000313|EMBL:OYR40588.1, ECO:0000313|Proteomes:UP000216554}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Ib24 {ECO:0000313|EMBL:OYR40588.1,
RC ECO:0000313|Proteomes:UP000216554};
RX PubMed=24782836; DOI=10.3389/fmicb.2014.00140;
RA Fullmer M.S., Soucy S.M., Swithers K.S., Makkay A.M., Wheeler R.,
RA Ventosa A., Gogarten J.P., Papke R.T.;
RT "Population and genomic analysis of the genus Halorubrum.";
RL Front. Microbiol. 5:140-140(2014).
CC -!- FUNCTION: Catalyzes the NAD(P)H-dependent reduction of ketopantoate
CC into pantoic acid. {ECO:0000256|ARBA:ARBA00056765}.
CC -!- FUNCTION: Catalyzes the NADPH-dependent reduction of ketopantoate into
CC pantoic acid. {ECO:0000256|RuleBase:RU362068}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(R)-pantoate + NAD(+) = 2-dehydropantoate + NADH + H(+);
CC Xref=Rhea:RHEA:61292, ChEBI:CHEBI:11561, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:15980, ChEBI:CHEBI:57540, ChEBI:CHEBI:57945;
CC Evidence={ECO:0000256|ARBA:ARBA00048196};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:61294;
CC Evidence={ECO:0000256|ARBA:ARBA00048196};
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:ARBA00047506};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:16235;
CC Evidence={ECO:0000256|ARBA:ARBA00047506};
CC -!- PATHWAY: Cofactor biosynthesis; coenzyme A biosynthesis.
CC {ECO:0000256|ARBA:ARBA00004724, 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:OYR40588.1}.
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DR EMBL; NHOX01000028; OYR40588.1; -; Genomic_DNA.
DR RefSeq; WP_094581481.1; NZ_NHOX01000028.1.
DR AlphaFoldDB; A0A256H8J7; -.
DR UniPathway; UPA00241; -.
DR Proteomes; UP000216554; 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:0015937; P:coenzyme A biosynthetic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0015940; P:pantothenate biosynthetic process; IEA:InterPro.
DR FunFam; 1.10.1040.10:FF:000017; 2-dehydropantoate 2-reductase; 1.
DR FunFam; 3.40.50.720:FF:000307; 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 NCBIfam; NF005091; PRK06522.2-2; 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 Coenzyme A biosynthesis {ECO:0000256|ARBA:ARBA00022993,
KW ECO:0000256|RuleBase:RU362068};
KW NADP {ECO:0000256|ARBA:ARBA00022857, ECO:0000256|RuleBase:RU362068};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU362068};
KW Reference proteome {ECO:0000313|Proteomes:UP000216554}.
FT DOMAIN 3..151
FT /note="Ketopantoate reductase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF02558"
FT DOMAIN 179..299
FT /note="Ketopantoate reductase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF08546"
SQ SEQUENCE 313 AA; 33762 MW; E5EB28B6D1AB1BFC CRC64;
MKVAVYGAGG VGAYFGGRLA RAGADVHLIA RGDHLDALRR NGLRVESVDG DFSADLPATD
DPADVGRCDV VLFTVKSFDT EAAARELGPL LGDDTAVVSL QNGLDNEETL AAEIGREHVM
GGVAYIFSTI AEPGVVEHTG GPTSFTFGEL DGAHSDRAER FLERCDRADG MEAELSDAIR
TDLWEKAAFI CAQAGMTAAV RLPLGEIRSH EESREMYRRI VQEACRVGRA AGIELPEGTV
GRWMEFAEGL GADSYSSLHY DMTHDKPMEL EALHGAVVRR GREHGVAVPM NEAVYAVLQP
WAQRNRSSKS DDS
//
