Reviewed, UniProtKB/Swiss-Prot Q8K9S7 (DXR_BUCAP)

Names and origin

Protein names

Recommended name:
    1-deoxy-D-xylulose 5-phosphate reductoisomerase
      Short name=DXP reductoisomerase
    EC=1.1.1.267
Alternative name(s):
    1-deoxyxylulose-5-phosphate reductoisomerase
    2-C-methyl-D-erythritol 4-phosphate synthase

Gene names

Name:	dxr
Ordered Locus Names:	BUsg_229

Organism

Buchnera aphidicola subsp. Schizaphis graminum [Complete proteome] [HAMAP]

Taxonomic identifier

98794 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Buchnera

Protein attributes

Sequence length	398 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Catalyzes the NADP-dependent rearrangement and reduction of 1-deoxy-D-xylulose-5-phosphate (DXP) to 2-C-methyl-D-erythritol 4-phosphate (MEP) By similarity.
Catalytic activity	2-C-methyl-D-erythritol 4-phosphate + NADP+ = 1-deoxy-D-xylulose 5-phosphate + NADPH. HAMAP MF_00183
Cofactor	Divalent cation By similarity.
Pathway	Isoprenoid biosynthesis; isopentenyl-PP biosynthesis via DXP pathway; isopentenyl-PP from 1-deoxy-D-xylulose 5-phosphate: step 1/6. HAMAP MF_00183
Subunit structure	Homodimer By similarity.
Sequence similarities	Belongs to the DXR family.

Ontologies

Keywords
Biological process	Isoprene biosynthesis
Ligand	Metal-binding NADP
Molecular function	Oxidoreductase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	oxidation reduction Inferred from electronic annotation. Source: UniProtKB-KW terpenoid biosynthetic process Inferred from electronic annotation. Source: HAMAP
Molecular function	1-deoxy-D-xylulose-5-phosphate reductoisomerase activity Inferred from electronic annotation. Source: HAMAP metal ion binding Inferred from electronic annotation. Source: UniProtKB-KW
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 398	398	1-deoxy-D-xylulose 5-phosphate reductoisomerase HAMAP MF_00183		PRO_0000163623
Regions
	Nucleotide binding	7 – 36	30	NADP By similarity
Sites
	Metal binding	150	1	Divalent metal cation By similarity
	Metal binding	152	1	Divalent metal cation By similarity
	Metal binding	231	1	Divalent metal cation By similarity
	Binding site	125	1	Substrate By similarity
	Binding site	152	1	Substrate By similarity
	Binding site	186	1	Substrate By similarity
	Binding site	209	1	Substrate By similarity
	Binding site	231	1	Substrate By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q8K9S7-1 [UniParc]. Last modified October 1, 2002. Version 1. Checksum: 386412F1393271B0	FASTA	398	43,727
	10 20 30 40 50 60 MKKITVLGST GSIGISTLSI VKNNPSLFKV IVLVANKNSS MMLEQCEYFS PDWAIMKNKK 70 80 90 100 110 120 SAHILKKRLK DKKIKTQVLS GNKAICQLAA LKESDLVISA IVGMAGLLPT LSAINAGKTI 130 140 150 160 170 180 LLANKESLIV CGIIFMKALS SNKAKIFPID SEHNAIFQVL PKFVQKNLGK VNLKKNGVKS 190 200 210 220 230 240 IILTASGGPF YNFKRENLSF VTPLEACSHP NWSMGRKISI DSATMINKGF EYAEARLLFN 250 260 270 280 290 300 ASSSEIDILI HPQSIIHSMV EYIDGTILAQ LSVPDMKVAI SYAMSWPNRI SSGAKFLNFN 310 320 330 340 350 360 KLSNLSFFKP DFIQFPCLKL AIDAFSQGQA AMTVLNAVNE VTVSAFLDSK ISFNKISEIN 370 380 390 TDILMSSSFS EPVSVEEVLE IDKKTRIKSQ KKISSLIF

References

[1]

"50 million years of genomic stasis in endosymbiotic bacteria." Tamas I., Klasson L., Canbaeck B., Naeslund A.K., Eriksson A.-S., Wernegreen J.J., Sandstroem J.P., Moran N.A., Andersson S.G.E. Science 296:2376-2379(2002) [PubMed: 12089438] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	AE013218 Genomic DNA. Translation: AAM67788.1.
RefSeq	NP_660577.1.
3D structure databases
HSSP	HSSP built from PDB template 1K5H based on UniProtKB P45568.
ModBase	Search...
Genome annotation databases
GeneID	1005428.
GenomeReviews	Gene locus BUsg_229 in contig AE013218_GR.
KEGG	bas:BUsg229.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	Q8K9S7.
OMA	Q8K9S7. IHSMVEY.
Enzyme and pathway databases
BioCyc	BAPH198804:BUSG229-MON.
Family and domain databases
HAMAP	MF_00183. [Tree]
InterPro	IPR003821. DXP_reductoisomerase. IPR013644. DXP_reductoisomerase_C. IPR013512. DXP_reductoisomerase_N. [Graphical view]
Pfam	PF08436. DXP_redisom_C. 1 hit. PF02670. DXP_reductoisom. 1 hit. [Graphical view]
PIRSF	PIRSF006205. Dxp_reductismrs. 1 hit.
TIGRFAMs	TIGR00243. Dxr. 1 hit.
ProtoNet	Search...

Entry information

Entry name

DXR_BUCAP

Accession

Primary (citable) accession number: Q8K9S7

Entry history

Integrated into UniProtKB/Swiss-Prot:	November 8, 2002
Last sequence update:	October 1, 2002
Last modified:	June 16, 2009
This is version 41 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)