A3PEU9 (QUEF_PROM0) 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:	P9301_16511

Organism

Prochlorococcus marinus (strain MIT 9301) [Complete proteome] [HAMAP]

Taxonomic identifier

167546 [NCBI]

Taxonomic lineage

Bacteria › Cyanobacteria › Prochlorophytes › Prochlorococcaceae › Prochlorococcus

Protein attributes

Sequence length	136 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	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 – 136	136	NADPH-dependent 7-cyano-7-deazaguanine reductase HAMAP MF_00818		PRO_1000062401

Sequences

	Sequence		Length	Mass (Da)
	A3PEU9 [UniParc]. Last modified April 3, 2007. Version 1. Checksum: 98D842CFAD87C754	FASTA	136	15,827
	10 20 30 40 50 60 MSKAKLDDST QRPLYGERII EESKIICFDN PNKKRIYEIS IQLPEFTCKC PFSGYPDFAK 70 80 90 100 110 120 LSIIYQPNLK VYELKSLKLY INSFRDIKIS HEEVVNRIMD DLVNEGSPHW IHLNAAFNPR 130 GNVSMQLDIF SGQKKN

References

[1]

"Patterns and implications of gene gain and loss in the evolution of Prochlorococcus." Kettler G.C., Martiny A.C., Huang K., Zucker J., Coleman M.L., Rodrigue S., Chen F., Lapidus A., Ferriera S., Johnson J., Steglich C., Church G.M., Richardson P., Chisholm S.W. PLoS Genet. 3:2515-2528(2007) [PubMed: 18159947] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: MIT 9301.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000576 Genomic DNA. Translation: ABO18274.1.
RefSeq	YP_001091875.1. NC_009091.1.
3D structure databases
ProteinModelPortal	A3PEU9.
ModBase	Search...
Protein-protein interaction databases
STRING	A3PEU9.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	4911000.
GenomeReviews	Gene locus P9301_16511 in contig CP000576_GR.
KEGG	pmg:P9301_16511.
PATRIC	22996803. VBIProMar103344_1576.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0780.
HOGENOM	HBG294103.
OMA	FRNAGIF.
PhylomeDB	A3PEU9.
ProtClustDB	PRK13258.
Enzyme and pathway databases
BioCyc	PMAR167546:P9301ORF_1682-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_PROM0

Accession

Primary (citable) accession number: A3PEU9

Entry history

Integrated into UniProtKB/Swiss-Prot:	February 5, 2008
Last sequence update:	April 3, 2007
Last modified:	December 14, 2011
This is version 39 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program