Reviewed, UniProtKB/Swiss-Prot Q6MRJ2 (QUEF_BDEBA)

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:	Bd0087

Organism

Bdellovibrio bacteriovorus [Complete proteome] [HAMAP]

Taxonomic identifier

959 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Deltaproteobacteria › Bdellovibrionales › Bdellovibrionaceae › Bdellovibrio

Protein attributes

Sequence length	170 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_00818
Catalytic activity	7-aminomethyl-7-carbaguanine + 2 NADP+ = 7-cyano-7-carbaguanine + 2 NADPH. HAMAP MF_00818
Pathway	tRNA modification; tRNA-queuosine biosynthesis. HAMAP MF_00818
Subcellular location	Cytoplasm Probable HAMAP MF_00818.
Sequence similarities	Belongs to the GTP cyclohydrolase I family. QueF type 1 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: HAMAP
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: HAMAP 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 – 170	170	NADPH-dependent 7-cyano-7-deazaguanine reductase HAMAP MF_00818		PRO_0000162962

Sequences

	Sequence		Length	Mass (Da)
	Q6MRJ2-1 [UniParc]. Last modified July 5, 2004. Version 1. Checksum: 1531479092C55AED	FASTA	170	19,733
	10 20 30 40 50 60 MKKKNGRDSK ELADFALGES QTNYPETYAP EVLEAFDNKN PGKIAWTTFV CTEFTSLCPK 70 80 90 100 110 120 TRQPDFAKIF INYIADKKMV ESKSLKLYLF SFRNHGDFHE DCVQTICDDL VKLMKPKYIE 130 140 150 160 170 VIGEFTPRGG IAIYPYANYA AKDKFFQELY KKRMSEYAPG KYSMELSKLY

References

[1]

"A predator unmasked: life cycle of Bdellovibrio bacteriovorus from a genomic perspective." Rendulic S., Jagtap P., Rosinus A., Eppinger M., Baar C., Lanz C., Keller H., Lambert C., Evans K.J., Goesmann A., Meyer F., Sockett R.E., Schuster S.C. Science 303:689-692(2004) [PubMed: 14752164] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC 15356 / HD100 / DSM 50701 / NCIB 9529.

Cross-references

Sequence databases
EMBL GenBank DDBJ	BX842646 Genomic DNA. Translation: CAE77766.1.
RefSeq	NP_967112.1.
3D structure databases
SMR	Q6MRJ2. Positions 27-137.
ModBase	Search...
Genome annotation databases
GeneID	2734018.
KEGG	bba:Bd0087.
NMPDR	fig|264462.1.peg.82.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG294103.
OMA	MSGRSHE.
Enzyme and pathway databases
BioCyc	BBAC264462:BD0087-MONOMER.
BRENDA	1.7.1.13. 3459.
Family and domain databases
HAMAP	MF_00818. QueF_type1. [Tree]
InterPro	IPR016856. CN_OxRdtase_NADPH-dep_QueF. IPR020602. GTP_CycHdrlase_I/CN_OxRdtase. [Graphical view]
Pfam	PF01227. GTP_cyclohydroI. 1 hit. [Graphical view]
PIRSF	PIRSF027377. Nitrile_oxidored_QueF. 1 hit.
TIGRFAMs	TIGR03139. QueF-II. 1 hit.
ProtoNet	Search...

Entry information

Entry name

QUEF_BDEBA

Accession

Primary (citable) accession number: Q6MRJ2

Entry history

Integrated into UniProtKB/Swiss-Prot:	November 22, 2005
Last sequence update:	July 5, 2004
Last modified:	February 9, 2010
This is version 46 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)