B4EBB9 (QUEF_BURCJ) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
NADPH-dependent 7-cyano-7-deazaguanine reductase
EC=1.7.1.13

Alternative name(s):
7-cyano-7-carbaguanine reductase
PreQ(0) reductase
NADPH-dependent nitrile oxidoreductase

Gene names

Name:	queF
Ordered Locus Names:	BceJ2315_08580
ORF Names:	BCAL0868

Organism

Burkholderia cepacia (strain J2315 / LMG 16656) (Burkholderia cenocepacia (strain J2315)) [Complete proteome] [HAMAP]

Taxonomic identifier

216591 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Betaproteobacteria › Burkholderiales › Burkholderiaceae › Burkholderia › Burkholderia cepacia complex

Protein attributes

Sequence length	276 AA.
Sequence status	Complete.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Catalyzes the NADPH-dependent reduction of 7-cyano-7-deazaguanine (preQ0) to 7-aminomethyl-7-deazaguanine (preQ1) By similarity. HAMAP MF_00817
Catalytic activity	7-aminomethyl-7-carbaguanine + 2 NADP+ = 7-cyano-7-carbaguanine + 2 NADPH. HAMAP MF_00817
Pathway	tRNA modification; tRNA-queuosine biosynthesis. HAMAP MF_00817
Subcellular location	Cytoplasm By similarity HAMAP MF_00817.
Sequence similarities	Belongs to the GTP cyclohydrolase I family. QueF type 2 subfamily.

Ontologies

Keywords
Biological process	Queuosine biosynthesis
Cellular component	Cytoplasm
Ligand	NADP
Molecular function	Oxidoreductase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	oxidation reduction Inferred from electronic annotation. Source: UniProtKB-KW queuosine biosynthetic process Inferred from electronic annotation. Source: UniProtKB-KW
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	oxidoreductase activity, acting on other nitrogenous compounds as donors, with NAD or NADP as acceptor Inferred from electronic annotation. Source: InterPro queuine synthase 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 – 276	276	NADPH-dependent 7-cyano-7-deazaguanine reductase HAMAP MF_00817		PRO_1000193215

Sequences

	Sequence		Length	Mass (Da)
	B4EBB9-1 [UniParc]. Last modified September 23, 2008. Version 1. Checksum: 1977431C1DC456D4	FASTA	276	30,631
	10 20 30 40 50 60 MNPEQSPLGK ATVYAAQYDA SLLFPIPRAG AREQLGITSA LPFFGTDIWN AYELSWLNAR 70 80 90 100 110 120 GKPQVAIATF YVPAESPNIV ESKSFKLYLG SFAQSKFDSV DAVRDVLKRD VSAACGASVS 130 140 150 160 170 180 VQLVSAHDFR KLEMDELDGL SLDRLDLDAD VYEPDPSLLS AADGEDEAPV EETLVSDLLR 190 200 210 220 230 240 SNCPVTGQPD WGSVQIHYVG PQIDHAGLLR YIISFRNHTG FHEQCVERIF LDIMRACKPV 250 260 270 KLAVYARYTR RGGLDINPFR TNYNQPMPDN ARTARQ

References

[1]	"Genomic analysis of Burkholderia cenocepacia J2315, an epidemic cystic fibrosis pathogen." Holden M.T.G. Submitted (JUN-2007) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBL GenBank DDBJ	AM747720 Genomic DNA. Translation: CAR51174.1.
RefSeq	YP_002230022.1.
3D structure databases
ProteinModelPortal	B4EBB9.
ModBase	Search...
Genome annotation databases
GeneID	6931278.
GenomeReviews	Gene locus BceJ2315_08580 in contig AM747720_GR.
KEGG	bcj:BCAL0868.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG289139.
OMA	PFRSNFE.
ProtClustDB	PRK11792.
Family and domain databases
HAMAP	MF_00817. QueF_type2. [Tree]
InterPro	IPR016428. CN_OxRdtase_NADPH-dep_YqcD. IPR020602. GTP_CycHdrlase_I/CN_OxRdtase. [Graphical view]
Pfam	PF01227. GTP_cyclohydroI. 1 hit. [Graphical view]
PIRSF	PIRSF004750. Nitrile_oxidored_YqcD_prd. 1 hit.
TIGRFAMs	TIGR03138. QueF. 1 hit.
ProtoNet	Search...

Entry information

Entry name

QUEF_BURCJ

Accession

Primary (citable) accession number: B4EBB9

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 14, 2009
Last sequence update:	September 23, 2008
Last modified:	August 10, 2010
This is version 19 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)