Reviewed, UniProtKB/Swiss-Prot P0A9P9 (IDNO_ECOLI)

Names and origin

Protein names

Recommended name:
    Gluconate 5-dehydrogenase
    EC=1.1.1.69
Alternative name(s):
    5-keto-D-gluconate 5-reductase

Gene names

Name:	idnO
Synonyms:	yjgU
Ordered Locus Names:	b4266, JW4223

Organism

Escherichia coli (strain K12) [Complete proteome] [HAMAP]

Taxonomic identifier

83333 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia

Protein attributes

Sequence length	254 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Catalyzes a reversible reduction of 5-ketoglutanate to form D-gluconate. Dependent on NADP, almost inactive with NAD. Ref.4
Catalytic activity	D-gluconate + NAD(P)+ = 5-dehydro-D-gluconate + NAD(P)H.
Pathway	Carbohydrate acid metabolism; L-idonic acid degradation.
Subcellular location	Cytoplasm Probable.
Sequence similarities	Belongs to the short-chain dehydrogenases/reductases (SDR) family.

Ontologies

Keywords
Biological process	Gluconate utilization
Cellular component	Cytoplasm
Ligand	NADP
Molecular function	Oxidoreductase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	D-gluconate metabolic process Inferred from electronic annotation. Source: UniProtKB-KW oxidation reduction Inferred from electronic annotation. Source: UniProtKB-KW
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	binding Inferred from electronic annotation. Source: InterPro gluconate 5-dehydrogenase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 254	254	Gluconate 5-dehydrogenase		PRO_0000054702
Regions
	Nucleotide binding	13 – 37	25	NADP By similarity
Sites
	Active site	158	1	Proton acceptor By similarity
	Binding site	145	1	Substrate By similarity

Sequences

	Sequence		Length	Mass (Da)
	P0A9P9-1 [UniParc]. Last modified July 19, 2005. Version 1. Checksum: C5AA4A044CEC1E6E	FASTA	254	27,563
	10 20 30 40 50 60 MNDLFSLAGK NILITGSAQG IGFLLATGLG KYGAQIIIND ITAERAELAV EKLHQEGIQA 70 80 90 100 110 120 VAAPFNVTHK HEIDAAVEHI EKDIGPIDVL VNNAGIQRRH PFTEFPEQEW NDVIAVNQTA 130 140 150 160 170 180 VFLVSQAVTR HMVERKAGKV INICSMQSEL GRDTITPYAA SKGAVKMLTR GMCVELARHN 190 200 210 220 230 240 IQVNGIAPGY FKTEMTKALV EDEAFTAWLC KRTPAARWGD PQELIGAAVF LSSKASDFVN 250 GHLLFVDGGM LVAV

References

	« Hide 'large scale' referencesShow 'large scale' references »
[1]	"Analysis of the Escherichia coli genome VI: DNA sequence of the region from 92.8 through 100 minutes." Burland V.D., Plunkett G. III, Sofia H.J., Daniels D.L., Blattner F.R. Nucleic Acids Res. 23:2105-2119(1995) [PubMed: 7610040] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: K12 / MG1655 / ATCC 47076.
[2]	"The complete genome sequence of Escherichia coli K-12." Blattner F.R., Plunkett G. III, Bloch C.A., Perna N.T., Burland V., Riley M., Collado-Vides J., Glasner J.D., Rode C.K., Mayhew G.F., Gregor J., Davis N.W., Kirkpatrick H.A., Goeden M.A., Rose D.J., Mau B., Shao Y. Science 277:1453-1474(1997) [PubMed: 9278503] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: K12 / MG1655 / ATCC 47076.
[3]	"Highly accurate genome sequences of Escherichia coli K-12 strains MG1655 and W3110." Hayashi K., Morooka N., Yamamoto Y., Fujita K., Isono K., Choi S., Ohtsubo E., Baba T., Wanner B.L., Mori H., Horiuchi T. Mol. Syst. Biol. 2:E1-E5(2006) [PubMed: 16738553] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: K12 / W3110 / ATCC 27325 / DSM 5911.
[4]	"Sequence analysis of the GntII (subsidiary) system for gluconate metabolism reveals a novel pathway for L-idonic acid catabolism in Escherichia coli." Bausch C., Peekhaus N., Utz C., Blais T., Murray E., Lowary T., Conway T. J. Bacteriol. 180:3704-3710(1998) [PubMed: 9658018] [Abstract] Cited for: FUNCTION.

Cross-references

Sequence databases
EMBLGenBankDDBJ	U14003 Genomic DNA. Translation: AAA97163.1. U00096 Genomic DNA. Translation: AAC77223.1. AP009048 Genomic DNA. Translation: BAE78263.1.
PIR	S56492.
RefSeq	AP_004762.1. NP_418687.1.
3D structure databases
HSSP	HSSP built from PDB template 1AHH based on UniProtKB P25529.
ModBase	Search...
Genome annotation databases
GeneID	947109.
GenomeReviews	Gene locus JW4223 in contig AP009048_GR. Gene locus b4266 in contig U00096_GR.
KEGG	ecj:JW4223. eco:b4266.
Organism-specific databases
EchoBASE	EB2429.
EcoGene	EG12540. idnO.
CMR	Search...
Phylogenomic databases
HOGENOM	P0A9P9.
OMA	P0A9P9. RYMIKRQ.
Enzyme and pathway databases
BioCyc	EcoCyc:GLUCONREDUCT-MON. MetaCyc:GLUCONREDUCT-MON.
Family and domain databases
InterPro	IPR002198. DH_sc/Rdtase_SDR. IPR002347. Glc/ribitol_DH. IPR016040. NAD(P)-bd_dom. [Graphical view]
Gene3D	G3DSA:3.40.50.720. NAD(P)-bd. 1 hit.
PANTHER	PTHR19410. ADH_short_C2. 1 hit.
Pfam	PF00106. adh_short. 1 hit. [Graphical view]
PRINTS	PR00081. GDHRDH. PR00080. SDRFAMILY.
PROSITE	PS00061. ADH_SHORT. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

IDNO_ECOLI

Accession

Primary (citable) accession number: P0A9P9
Secondary accession number(s): P39345, Q2M643

Entry history

Integrated into UniProtKB/Swiss-Prot:	July 19, 2005
Last sequence update:	July 19, 2005
Last modified:	June 16, 2009
This is version 36 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)