ID A0A1V9YXA3_9STRA Unreviewed; 243 AA.
AC A0A1V9YXA3;
DT 07-JUN-2017, integrated into UniProtKB/TrEMBL.
DT 07-JUN-2017, sequence version 1.
DT 27-MAR-2024, entry version 21.
DE RecName: Full=NAD(P)H-hydrate epimerase {ECO:0000256|ARBA:ARBA00012228, ECO:0000256|HAMAP-Rule:MF_03159};
DE EC=5.1.99.6 {ECO:0000256|ARBA:ARBA00012228, ECO:0000256|HAMAP-Rule:MF_03159};
DE AltName: Full=NAD(P)HX epimerase {ECO:0000256|HAMAP-Rule:MF_03159};
GN ORFNames=ACHHYP_05596 {ECO:0000313|EMBL:OQR90341.1};
OS Achlya hypogyna.
OC Eukaryota; Sar; Stramenopiles; Oomycota; Saprolegniales; Saprolegniaceae;
OC Achlya.
OX NCBI_TaxID=1202772 {ECO:0000313|EMBL:OQR90341.1, ECO:0000313|Proteomes:UP000243579};
RN [1] {ECO:0000313|EMBL:OQR90341.1, ECO:0000313|Proteomes:UP000243579}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 48635 {ECO:0000313|EMBL:OQR90341.1,
RC ECO:0000313|Proteomes:UP000243579};
RX PubMed=25527045; DOI=10.1093/gbe/evu276;
RA Misner I., Blouin N., Leonard G., Richards T.A., Lane C.E.;
RT "The secreted proteins of Achlya hypogyna and Thraustotheca clavata
RT identify the ancestral oomycete secretome and reveal gene acquisitions by
RT horizontal gene transfer.";
RL Genome Biol. Evol. 7:120-135(2014).
CC -!- FUNCTION: Catalyzes the epimerization of the S- and R-forms of
CC NAD(P)HX, a damaged form of NAD(P)H that is a result of enzymatic or
CC heat-dependent hydration. This is a prerequisite for the S-specific
CC NAD(P)H-hydrate dehydratase to allow the repair of both epimers of
CC NAD(P)HX. {ECO:0000256|HAMAP-Rule:MF_03159}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(6R)-NADHX = (6S)-NADHX; Xref=Rhea:RHEA:32215,
CC ChEBI:CHEBI:64074, ChEBI:CHEBI:64075; EC=5.1.99.6;
CC Evidence={ECO:0000256|ARBA:ARBA00000013, ECO:0000256|HAMAP-
CC Rule:MF_03159};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(6R)-NADPHX = (6S)-NADPHX; Xref=Rhea:RHEA:32227,
CC ChEBI:CHEBI:64076, ChEBI:CHEBI:64077; EC=5.1.99.6;
CC Evidence={ECO:0000256|ARBA:ARBA00000909, ECO:0000256|HAMAP-
CC Rule:MF_03159};
CC -!- COFACTOR:
CC Name=K(+); Xref=ChEBI:CHEBI:29103;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_03159};
CC Note=Binds 1 potassium ion per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_03159};
CC -!- SIMILARITY: Belongs to the NnrE/AIBP family. {ECO:0000256|HAMAP-
CC Rule:MF_03159}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_03159}.
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:OQR90341.1}.
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DR EMBL; JNBR01000636; OQR90341.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1V9YXA3; -.
DR STRING; 1202772.A0A1V9YXA3; -.
DR OrthoDB; 1493at2759; -.
DR Proteomes; UP000243579; Unassembled WGS sequence.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0052856; F:NADHX epimerase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0052857; F:NADPHX epimerase activity; IEA:UniProtKB-EC.
DR GO; GO:0000166; F:nucleotide binding; IEA:UniProtKB-KW.
DR Gene3D; 3.40.50.10260; YjeF N-terminal domain; 1.
DR HAMAP; MF_01966; NADHX_epimerase; 1.
DR InterPro; IPR004443; YjeF_N_dom.
DR InterPro; IPR036652; YjeF_N_dom_sf.
DR InterPro; IPR032976; YJEFN_prot_NAXE-like.
DR NCBIfam; TIGR00197; yjeF_nterm; 1.
DR PANTHER; PTHR13232; NAD(P)H-HYDRATE EPIMERASE; 1.
DR PANTHER; PTHR13232:SF10; NAD(P)H-HYDRATE EPIMERASE; 1.
DR Pfam; PF03853; YjeF_N; 1.
DR SUPFAM; SSF64153; YjeF N-terminal domain-like; 1.
DR PROSITE; PS51385; YJEF_N; 1.
PE 3: Inferred from homology;
KW Isomerase {ECO:0000256|ARBA:ARBA00023235, ECO:0000256|HAMAP-Rule:MF_03159};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_03159};
KW NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|HAMAP-Rule:MF_03159};
KW NADP {ECO:0000256|ARBA:ARBA00022857};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_03159}; Potassium {ECO:0000256|HAMAP-Rule:MF_03159};
KW Reference proteome {ECO:0000313|Proteomes:UP000243579}.
FT DOMAIN 16..224
FT /note="YjeF N-terminal"
FT /evidence="ECO:0000259|PROSITE:PS51385"
FT BINDING 66..70
FT /ligand="(6S)-NADPHX"
FT /ligand_id="ChEBI:CHEBI:64076"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03159"
FT BINDING 67
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03159"
FT BINDING 130
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03159"
FT BINDING 134..140
FT /ligand="(6S)-NADPHX"
FT /ligand_id="ChEBI:CHEBI:64076"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03159"
FT BINDING 163
FT /ligand="(6S)-NADPHX"
FT /ligand_id="ChEBI:CHEBI:64076"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03159"
FT BINDING 166
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03159"
SQ SEQUENCE 243 AA; 26548 MW; C021129D51B893CE CRC64;
MAARQPFLRY LNQLQAQRID EELMSTHAFS IDQLMELAGL SVASVVEHTY QHQRSKPLLV
VAGPGNNGGD ALVAARHLKH FGFAPEVLYP KAPANPLYQR LVTQCKDLDI PFVADISSAV
VDARYCMVLD GIFGFSFKGD IRAPFDAVIA ALRATSTPIV SIDIPSGWDV ELGNVSGQGL
EPTVLVSLTA PKLCAQFFQK TGRAHYVGGR FVPRALAQKY NLATPKYVGS LQFAQWVDED
TSQ
//