Reviewed, UniProtKB/Swiss-Prot P06610 (BTUE_ECOLI)

Names and origin

Protein names

Recommended name:
    Vitamin B12 transport periplasmic protein btuE
    EC=1.-.-.-

Gene names

Name:	btuE
Ordered Locus Names:	b1710, JW1700

Organism

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

Taxonomic identifier

83333 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia

Protein attributes

Sequence length	183 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Not essential for B12 transport; however, it is an auxiliary component of the transport system.
Subcellular location	Periplasm Probable.
Sequence similarities	Belongs to the glutathione peroxidase family.

Ontologies

Keywords
Biological process	Cobalt transport Ion transport Transport
Cellular component	Periplasm
Ligand	Cobalt
Molecular function	Oxidoreductase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	cobalt ion transport Inferred from electronic annotation. Source: UniProtKB-KW oxidation reduction Inferred from electronic annotation. Source: UniProtKB-KW response to oxidative stress Inferred from electronic annotation. Source: InterPro
Cellular component	periplasmic space Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	cobalt ion binding Inferred from electronic annotation. Source: UniProtKB-KW cobalt ion transmembrane transporter activity Inferred from electronic annotation. Source: UniProtKB-KW glutathione peroxidase activity Inferred from electronic annotation. Source: InterPro
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 183	183	Vitamin B12 transport periplasmic protein btuE		PRO_0000066664

Sequences

	Sequence		Length	Mass (Da)
	P06610-1 [UniParc]. Last modified January 1, 1988. Version 1. Checksum: C8DB671963A7F235	FASTA	183	20,470
	10 20 30 40 50 60 MQDSILTTVV KDIDGEVTTL EKFAGNVLLI VNVASKCGLT PQYEQLENIQ KAWVDRGFMV 70 80 90 100 110 120 LGFPCNQFLE QEPGSDEEIK TYCTTTWGVT FPMFSKIEVN GEGRHPLYQK LIAAAPTAVA 130 140 150 160 170 180 PEESGFYARM VSKGRAPLYP DDILWNFEKF LVGRDGKVIQ RFSPDMTPED PIVMESIKLA LAK

References

	« Hide 'large scale' referencesShow 'large scale' references »
[1]	"Nucleotide sequence of the btuCED genes involved in vitamin B12 transport in Escherichia coli and homology with components of periplasmic-binding-protein-dependent transport systems." Friedrich M.J., Deveaux L.C., Kadner R.J. J. Bacteriol. 167:928-934(1986) [PubMed: 3528129] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
[2]	"A 570-kb DNA sequence of the Escherichia coli K-12 genome corresponding to the 28.0-40.1 min region on the linkage map." Aiba H., Baba T., Fujita K., Hayashi K., Inada T., Isono K., Itoh T., Kasai H., Kashimoto K., Kimura S., Kitakawa M., Kitagawa M., Makino K., Miki T., Mizobuchi K., Mori H., Mori T., Motomura K. , Nakade S., Nakamura Y., Nashimoto H., Nishio Y., Oshima T., Saito N., Sampei G., Seki Y., Sivasundaram S., Tagami H., Takeda J., Takemoto K., Takeuchi Y., Wada C., Yamamoto Y., Horiuchi T. DNA Res. 3:363-377(1996) [PubMed: 9097039] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: K12 / W3110 / ATCC 27325 / DSM 5911.
[3]	"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.
[4]	"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.

Cross-references

Sequence databases
EMBLGenBankDDBJ	M14031 Genomic DNA. Translation: AAA23527.1. U00096 Genomic DNA. Translation: AAC74780.1. AP009048 Genomic DNA. Translation: BAA15478.1.
PIR	QRECBE. F64929.
RefSeq	AP_002330.1. NP_416225.1.
3D structure databases
HSSP	HSSP built from PDB template 1GP1 based on UniProtKB P00435.
ModBase	Search...
Protein family/group databases
PeroxiBase	3987. EcoGPx01.
Genome annotation databases
GeneID	945915.
GenomeReviews	Gene locus JW1700 in contig AP009048_GR. Gene locus b1710 in contig U00096_GR.
KEGG	ecj:JW1700. eco:b1710.
Organism-specific databases
EchoBASE	EB0127.
EcoGene	EG10129. btuE.
CMR	Search...
Phylogenomic databases
HOGENOM	P06610.
OMA	P06610. AEFPGDI.
Enzyme and pathway databases
BioCyc	EcoCyc:BTUE-MON.
Family and domain databases
InterPro	IPR000889. Glutathione_peroxidase. IPR012335. Thioredoxin_fold. [Graphical view]
Gene3D	G3DSA:3.40.30.10. Thioredoxin_fold. 1 hit.
PANTHER	PTHR11592. Glut_peroxidase. 1 hit.
Pfam	PF00255. GSHPx. 1 hit. [Graphical view]
PIRSF	PIRSF000303. Glutathion_perox. 1 hit.
PRINTS	PR01011. GLUTPROXDASE.
PROSITE	PS00460. GLUTATHIONE_PEROXID_1. 1 hit. PS00763. GLUTATHIONE_PEROXID_2. 1 hit. PS51355. GLUTATHIONE_PEROXID_3. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

BTUE_ECOLI

Accession

Primary (citable) accession number: P06610

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 1, 1988
Last sequence update:	January 1, 1988
Last modified:	June 16, 2009
This is version 73 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)