A4SG19 (QUEF_PROVI) 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:	Cvib_1417

Organism

Prosthecochloris vibrioformis (strain DSM 265) (Chlorobium vibrioforme subsp. thiosulfatophilum (strain DSM 265)) (Chlorobium phaeovibrioides (strain DSM 265)) [Complete proteome] [HAMAP]

Taxonomic identifier

290318 [NCBI]

Taxonomic lineage

Bacteria › Chlorobi › Chlorobia › Chlorobiales › Chlorobiaceae › Chlorobium/Pelodictyon group › Chlorobium

Protein attributes

Sequence length	116 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 – 116	116	NADPH-dependent 7-cyano-7-deazaguanine reductase HAMAP MF_00818		PRO_1000083838

Sequences

	Sequence		Length	Mass (Da)
	A4SG19 [UniParc]. Last modified May 15, 2007. Version 1. Checksum: BA4C21026CFD57C6	FASTA	116	13,227
	10 20 30 40 50 60 MKKEILEVFD NTYPDRNYTI EIVNPEFTSV CPKTGLPDFG TITVHYVPDR TCVELKSLKY 70 80 90 100 110 YFLEFRNAGI FYENITNRIL DDLVAAMQPR SITVTTKWKA RGGITETVTA SHTAQG

References

[1]

"Complete sequence of Prosthecochloris vibrioformis DSM 265." US DOE Joint Genome Institute Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina del Rio T., Hammon N., Israni S., Pitluck S., Schmutz J., Larimer F., Land M., Hauser L., Mikhailova N., Li T., Overmann J., Schuster S.C., Bryant D.A., Richardson P. Submitted (MAR-2007) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: DSM 265.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000607 Genomic DNA. Translation: ABP37428.1.
RefSeq	YP_001130930.1. NC_009337.1.
3D structure databases
ProteinModelPortal	A4SG19.
ModBase	Search...
Protein-protein interaction databases
STRING	A4SG19.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	4971162.
GenomeReviews	Gene locus Cvib_1417 in contig CP000607_GR.
KEGG	pvi:Cvib_1417.
PATRIC	21397334. VBIChlPha132153_1493.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0780.
HOGENOM	HBG294103.
OMA	FRNAGIF.
ProtClustDB	PRK13258.
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_PROVI

Accession

Primary (citable) accession number: A4SG19

Entry history

Integrated into UniProtKB/Swiss-Prot:	May 20, 2008
Last sequence update:	May 15, 2007
Last modified:	January 25, 2012
This is version 37 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program