Reviewed, UniProtKB/Swiss-Prot A1BDZ0 (QUEF_CHLPD)

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:	Cpha266_0561

Organism

Chlorobium phaeobacteroides (strain DSM 266) [Complete proteome] [HAMAP]

Taxonomic identifier

290317 [NCBI]

Taxonomic lineage

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

Protein attributes

Sequence length	116 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
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.
Catalytic activity	7-aminomethyl-7-carbaguanine + 2 NADP+ = 7-cyano-7-carbaguanine + 2 NADPH. HAMAP MF_00818
Pathway	tRNA modification; queuosine-tRNA biosynthesis. HAMAP MF_00818
Subcellular location	Cytoplasm Probable.
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 tetrahydrofolate biosynthetic process Inferred from electronic annotation. Source: InterPro
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	GTP cyclohydrolase I activity Inferred from electronic annotation. Source: InterPro 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 – 116	116	NADPH-dependent 7-cyano-7-deazaguanine reductase HAMAP MF_00818		PRO_1000062382

Sequences

	Sequence		Length	Mass (Da)
	A1BDZ0-1 [UniParc]. Last modified January 23, 2007. Version 1. Checksum: BBA7CF4E27C8676A	FASTA	116	13,416
	10 20 30 40 50 60 MKKEILEVFD NTFPGRDYTI EIVNPEFTSV CPITALPDFG TIIIRYIPDK SCVELKSLKY 70 80 90 100 110 YFLEFRNAGI FYENITNTIL DDLTSVLQPR EMTVITQWKA RGGITETVSV TWPQKQ

References

[1]

"Complete sequence of Chlorobium phaeobacteroides DSM 266." Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina del Rio T., Hammon N., Israni S., Pitluck S., Goltsman E., Schmutz J., Larimer F., Land M., Hauser L., Mikhailova N., Li T., Overmann J., Bryant D.A., Richardson P. Submitted (DEC-2006) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP000492 Genomic DNA. Translation: ABL64617.1.
RefSeq	YP_911041.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	4569428.
GenomeReviews	Gene locus Cpha266_0561 in contig CP000492_GR.
KEGG	cph:Cpha266_0561.
NMPDR	fig|290317.7.peg.589.
Organism-specific databases
CMR	Search...
Phylogenomic databases
OMA	A1BDZ0. FRNAGIF.
Family and domain databases
HAMAP	MF_00818. [Tree]
InterPro	IPR016856. CN_OxRdtase_NADPH-dep_QueF. IPR001474. GTP_CycHdrlase_I. [Graphical view]
Pfam	PF01227. GTP_cyclohydroI. 1 hit. [Graphical view]
PIRSF	PIRSF027377. Nitrile_oxidored_QueF. 1 hit.
ProDom	PD003330. GTP_cyclohydroI. 1 hit. [Graphical view] [Entries sharing at least one domain]
TIGRFAMs	TIGR03139. QueF-II. 1 hit.
ProtoNet	Search...

Entry information

Entry name

QUEF_CHLPD

Accession

Primary (citable) accession number: A1BDZ0

Entry history

Integrated into UniProtKB/Swiss-Prot:	February 5, 2008
Last sequence update:	January 23, 2007
Last modified:	June 16, 2009
This is version 22 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)