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Database: UniProt
Entry: A0A1B6Z7U8_9SPHN
LinkDB: A0A1B6Z7U8_9SPHN
Original site: A0A1B6Z7U8_9SPHN 
ID   A0A1B6Z7U8_9SPHN        Unreviewed;       386 AA.
AC   A0A1B6Z7U8;
DT   02-NOV-2016, integrated into UniProtKB/TrEMBL.
DT   02-NOV-2016, sequence version 1.
DT   24-JAN-2024, entry version 26.
DE   RecName: Full=1-deoxy-D-xylulose 5-phosphate reductoisomerase {ECO:0000256|HAMAP-Rule:MF_00183};
DE            Short=DXP reductoisomerase {ECO:0000256|HAMAP-Rule:MF_00183};
DE            EC=1.1.1.267 {ECO:0000256|HAMAP-Rule:MF_00183};
DE   AltName: Full=1-deoxyxylulose-5-phosphate reductoisomerase {ECO:0000256|HAMAP-Rule:MF_00183};
DE   AltName: Full=2-C-methyl-D-erythritol 4-phosphate synthase {ECO:0000256|HAMAP-Rule:MF_00183};
GN   Name=dxr {ECO:0000256|HAMAP-Rule:MF_00183};
GN   ORFNames=A8B75_15415 {ECO:0000313|EMBL:OAO01177.1};
OS   Sphingomonadales bacterium EhC05.
OC   Bacteria; Pseudomonadota; Alphaproteobacteria; Sphingomonadales.
OX   NCBI_TaxID=1849171 {ECO:0000313|EMBL:OAO01177.1, ECO:0000313|Proteomes:UP000078455};
RN   [1] {ECO:0000313|Proteomes:UP000078455}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=EhC05 {ECO:0000313|Proteomes:UP000078455};
RA   Rosana A., Orata F., Boucher Y., Case R.;
RL   Submitted (MAY-2016) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the NADPH-dependent rearrangement and reduction of
CC       1-deoxy-D-xylulose-5-phosphate (DXP) to 2-C-methyl-D-erythritol 4-
CC       phosphate (MEP). {ECO:0000256|HAMAP-Rule:MF_00183}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=2-C-methyl-D-erythritol 4-phosphate + NADP(+) = 1-deoxy-D-
CC         xylulose 5-phosphate + H(+) + NADPH; Xref=Rhea:RHEA:13717,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:57783, ChEBI:CHEBI:57792,
CC         ChEBI:CHEBI:58262, ChEBI:CHEBI:58349; EC=1.1.1.267;
CC         Evidence={ECO:0000256|ARBA:ARBA00034272};
CC       PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:13719;
CC         Evidence={ECO:0000256|ARBA:ARBA00034272};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_00183};
CC       Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_00183};
CC   -!- PATHWAY: Isoprenoid biosynthesis; isopentenyl diphosphate biosynthesis
CC       via DXP pathway; isopentenyl diphosphate from 1-deoxy-D-xylulose 5-
CC       phosphate: step 1/6. {ECO:0000256|ARBA:ARBA00005094, ECO:0000256|HAMAP-
CC       Rule:MF_00183}.
CC   -!- SIMILARITY: Belongs to the DXR family. {ECO:0000256|ARBA:ARBA00006825,
CC       ECO:0000256|HAMAP-Rule:MF_00183}.
CC   -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC       feature annotation. {ECO:0000256|HAMAP-Rule:MF_00183}.
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:OAO01177.1}.
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DR   EMBL; LXYP01000026; OAO01177.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0A1B6Z7U8; -.
DR   STRING; 1849171.A8B75_15415; -.
DR   OrthoDB; 9806546at2; -.
DR   UniPathway; UPA00056; UER00092.
DR   Proteomes; UP000078455; Unassembled WGS sequence.
DR   GO; GO:0030604; F:1-deoxy-D-xylulose-5-phosphate reductoisomerase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0016853; F:isomerase activity; IEA:UniProtKB-KW.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0070402; F:NADPH binding; IEA:InterPro.
DR   GO; GO:0019288; P:isopentenyl diphosphate biosynthetic process, methylerythritol 4-phosphate pathway; IEA:UniProtKB-UniPathway.
DR   GO; GO:0016114; P:terpenoid biosynthetic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 1.10.1740.10; -; 1.
DR   Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR   HAMAP; MF_00183; DXP_reductoisom; 1.
DR   InterPro; IPR003821; DXP_reductoisomerase.
DR   InterPro; IPR013644; DXP_reductoisomerase_C.
DR   InterPro; IPR013512; DXP_reductoisomerase_N.
DR   InterPro; IPR026877; DXPR_C.
DR   InterPro; IPR036169; DXPR_C_sf.
DR   InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR   NCBIfam; TIGR00243; Dxr; 1.
DR   PANTHER; PTHR30525; 1-DEOXY-D-XYLULOSE 5-PHOSPHATE REDUCTOISOMERASE; 1.
DR   PANTHER; PTHR30525:SF0; 1-DEOXY-D-XYLULOSE 5-PHOSPHATE REDUCTOISOMERASE, CHLOROPLASTIC; 1.
DR   Pfam; PF08436; DXP_redisom_C; 1.
DR   Pfam; PF02670; DXP_reductoisom; 1.
DR   Pfam; PF13288; DXPR_C; 1.
DR   PIRSF; PIRSF006205; Dxp_reductismrs; 1.
DR   SUPFAM; SSF69055; 1-deoxy-D-xylulose-5-phosphate reductoisomerase, C-terminal domain; 1.
DR   SUPFAM; SSF55347; Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain; 1.
DR   SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
PE   3: Inferred from homology;
KW   Isomerase {ECO:0000313|EMBL:OAO01177.1};
KW   Isoprene biosynthesis {ECO:0000256|ARBA:ARBA00023229, ECO:0000256|HAMAP-
KW   Rule:MF_00183}; Magnesium {ECO:0000256|HAMAP-Rule:MF_00183};
KW   Manganese {ECO:0000256|ARBA:ARBA00023211, ECO:0000256|HAMAP-Rule:MF_00183};
KW   Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW   Rule:MF_00183};
KW   NADP {ECO:0000256|ARBA:ARBA00022857, ECO:0000256|HAMAP-Rule:MF_00183};
KW   Oxidoreductase {ECO:0000256|ARBA:ARBA00023002, ECO:0000256|HAMAP-
KW   Rule:MF_00183}; Reference proteome {ECO:0000313|Proteomes:UP000078455}.
FT   DOMAIN          5..130
FT                   /note="1-deoxy-D-xylulose 5-phosphate reductoisomerase N-
FT                   terminal"
FT                   /evidence="ECO:0000259|Pfam:PF02670"
FT   DOMAIN          144..227
FT                   /note="1-deoxy-D-xylulose 5-phosphate reductoisomerase C-
FT                   terminal"
FT                   /evidence="ECO:0000259|Pfam:PF08436"
FT   DOMAIN          259..374
FT                   /note="DXP reductoisomerase C-terminal"
FT                   /evidence="ECO:0000259|Pfam:PF13288"
FT   BINDING         11
FT                   /ligand="NADPH"
FT                   /ligand_id="ChEBI:CHEBI:57783"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         12
FT                   /ligand="NADPH"
FT                   /ligand_id="ChEBI:CHEBI:57783"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         13
FT                   /ligand="NADPH"
FT                   /ligand_id="ChEBI:CHEBI:57783"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         14
FT                   /ligand="NADPH"
FT                   /ligand_id="ChEBI:CHEBI:57783"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         39
FT                   /ligand="NADPH"
FT                   /ligand_id="ChEBI:CHEBI:57783"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         122
FT                   /ligand="NADPH"
FT                   /ligand_id="ChEBI:CHEBI:57783"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         123
FT                   /ligand="1-deoxy-D-xylulose 5-phosphate"
FT                   /ligand_id="ChEBI:CHEBI:57792"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         124
FT                   /ligand="NADPH"
FT                   /ligand_id="ChEBI:CHEBI:57783"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         148
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         149
FT                   /ligand="1-deoxy-D-xylulose 5-phosphate"
FT                   /ligand_id="ChEBI:CHEBI:57792"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         150
FT                   /ligand="1-deoxy-D-xylulose 5-phosphate"
FT                   /ligand_id="ChEBI:CHEBI:57792"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         150
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         174
FT                   /ligand="1-deoxy-D-xylulose 5-phosphate"
FT                   /ligand_id="ChEBI:CHEBI:57792"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         197
FT                   /ligand="1-deoxy-D-xylulose 5-phosphate"
FT                   /ligand_id="ChEBI:CHEBI:57792"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         203
FT                   /ligand="NADPH"
FT                   /ligand_id="ChEBI:CHEBI:57783"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         210
FT                   /ligand="1-deoxy-D-xylulose 5-phosphate"
FT                   /ligand_id="ChEBI:CHEBI:57792"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         215
FT                   /ligand="1-deoxy-D-xylulose 5-phosphate"
FT                   /ligand_id="ChEBI:CHEBI:57792"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         216
FT                   /ligand="1-deoxy-D-xylulose 5-phosphate"
FT                   /ligand_id="ChEBI:CHEBI:57792"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         219
FT                   /ligand="1-deoxy-D-xylulose 5-phosphate"
FT                   /ligand_id="ChEBI:CHEBI:57792"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
FT   BINDING         219
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00183"
SQ   SEQUENCE   386 AA;  41320 MW;  EBDD824456DB62EC CRC64;
     MTKSISIFGA TGSVGTSTLD LIRRDREKYR VIALTANSNA DELAALAKEF SAEVAVVADD
     RAYERLSQLL EGTAIEAASG SEKLNEVAAL GADWTMAAIV GCAGLPPTLA ALRCGKTVAL
     ANKEALVSAG ALMTAEARTA GATLLPVDSE HNAIFQSLQG GRIDQVHKIT LTASGGPFRT
     WTREQMASVT PAQAVAHPNW DMGAKISVDS ATMMNKGLEL IEAHYLFPVG LENIEILVHP
     QSVIHSMVEY RDRSTLAQLG SPDMRIPIAS ALAWPERMDT DCLPLDLATI GRLDFESPDE
     QRFPATRIAR EAITAGGAYP AMLNAANEIA VAAFLDGSVQ FLEITEIVSR LLESYSPAKP
     SDLTDIFAID KETRVRAKQL VEELSV
//
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