ID A0A0Q1A569_9EURY Unreviewed; 308 AA.
AC A0A0Q1A569;
DT 20-JAN-2016, integrated into UniProtKB/TrEMBL.
DT 20-JAN-2016, sequence version 1.
DT 24-JAN-2024, entry version 28.
DE RecName: Full=2-dehydropantoate 2-reductase {ECO:0000256|RuleBase:RU362068};
DE EC=1.1.1.169 {ECO:0000256|RuleBase:RU362068};
DE AltName: Full=Ketopantoate reductase {ECO:0000256|RuleBase:RU362068};
GN ORFNames=APR53_01320 {ECO:0000313|EMBL:KQC03287.1};
OS Methanoculleus sp. SDB.
OC Archaea; Euryarchaeota; Stenosarchaea group; Methanomicrobia;
OC Methanomicrobiales; Methanomicrobiaceae; Methanoculleus.
OX NCBI_TaxID=1735326 {ECO:0000313|EMBL:KQC03287.1, ECO:0000313|Proteomes:UP000051748};
RN [1] {ECO:0000313|EMBL:KQC03287.1, ECO:0000313|Proteomes:UP000051748}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SDB {ECO:0000313|EMBL:KQC03287.1};
RA Wawrik B., Marks C.R., Davidova I.A., Mcinerney M.J., Pruitt S., Duncan K.,
RA Suflita J.M., Callaghan A.V.;
RT "Metagenomic Analysis of a Methanogenic Paraffin-Utilizing Consortium.";
RL Submitted (OCT-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 + NAD(+) = 2-dehydropantoate + H(+) + NADH;
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:ARBA00000108};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:61294;
CC Evidence={ECO:0000256|ARBA:ARBA00000108};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(R)-pantoate + NADP(+) = 2-dehydropantoate + H(+) + NADPH;
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:ARBA00000825};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:16235;
CC Evidence={ECO:0000256|ARBA:ARBA00000825};
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:KQC03287.1}.
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DR EMBL; LKUD01000091; KQC03287.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0Q1A569; -.
DR STRING; 1735326.APR53_01320; -.
DR UniPathway; UPA00241; -.
DR Proteomes; UP000051748; Unassembled WGS sequence.
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 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; 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 Coenzyme A biosynthesis {ECO:0000256|ARBA:ARBA00022993,
KW ECO:0000256|RuleBase:RU362068}; NADP {ECO:0000256|RuleBase:RU362068};
KW Oxidoreductase {ECO:0000256|RuleBase:RU362068}.
FT DOMAIN 3..147
FT /note="Ketopantoate reductase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF02558"
FT DOMAIN 173..299
FT /note="Ketopantoate reductase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF08546"
SQ SEQUENCE 308 AA; 32761 MW; B9C382A039B7A263 CRC64;
MRIAVVGAGA VGLSVAARLS LVCDVYAVSR RRHAEAIRRS GFVMTGIWGE GTYHFPCGES
LPEDSGFDYV IVTAKSQDTR AVCTQFATVC SDTEVVSLQN GIGNEEIIAE YTGRVIGGTI
ITGFEWKGDG QVHVSVEAGP IRLGRFPSGT DGAVSALVEI FRAAGMNAEE SRDIRVDLWG
KTLYNAALNP LGAIMGVPYG DLAHPAAWRI IEQVVAEAFA VAAADGVRPA WATPDEYLAF
LRDVQLPATA LHHSSMLQDL ERGRPTEIAS LNGAIVAKGR LHGIPVPVNA TLADLIAFRE
HQISAKPG
//