A9W6G8 (QUEF_METEP) 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
NADPH-dependent nitrile oxidoreductase
PreQ(0) reductase

Gene names

Name:	queF
Ordered Locus Names:	Mext_2783

Organism

Methylobacterium extorquens (strain PA1) [Complete proteome] [HAMAP]

Taxonomic identifier

419610 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Rhizobiales › Methylobacteriaceae › Methylobacterium

Protein attributes

Sequence length	153 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 By similarity 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	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 preQ1 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 – 153	153	NADPH-dependent 7-cyano-7-deazaguanine reductase HAMAP MF_00818		PRO_1000213093

Sequences

	Sequence		Length	Mass (Da)
	A9W6G8 [UniParc]. Last modified February 5, 2008. Version 1. Checksum: 81380DD3012F8344	FASTA	153	17,129
	10 20 30 40 50 60 MDSIETHAKQ LGQQTPLPAS PEAAQLDRVP NPHADTDYLA RFTAPEFTSL CPVTGQPDFA 70 80 90 100 110 120 TLVIDYVPDR WLVESKSLKL YLGAFRNHGA FHEDCTVGIG RRLVALLEPR WLRIGGYWYP 130 140 150 RGGIPIDVFW QTGEPLKSVW LPDQGVAPYR GRG

References

[1]

"Complete sequence of Methylobacterium extorquens PA1." US DOE Joint Genome Institute Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E., Tice H., Pitluck S., Saunders E., Brettin T., Bruce D., Detter J.C., Han C., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N. , Kim E., Marx C., Richardson P. Submitted (DEC-2007) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: PA1.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000908 Genomic DNA. Translation: ABY31174.1.
RefSeq	YP_001640245.1. NC_010172.1.
3D structure databases
ProteinModelPortal	A9W6G8.
ModBase	Search...
Protein-protein interaction databases
STRING	A9W6G8.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	5831094.
GenomeReviews	Gene locus Mext_2783 in contig CP000908_GR.
KEGG	mex:Mext_2783.
PATRIC	22536132. VBIMetExt98426_2815.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG294103.
OMA	HEDCTVA.
ProtClustDB	PRK13258.
Enzyme and pathway databases
BioCyc	MEXT419610:MEXT_2783-MONOMER.
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]
KO	K09457.
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_METEP

Accession

Primary (citable) accession number: A9W6G8

Entry history

Integrated into UniProtKB/Swiss-Prot:	September 22, 2009
Last sequence update:	February 5, 2008
Last modified:	January 25, 2012
This is version 36 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program