Reviewed, UniProtKB/Swiss-Prot B2S5T0 (GCH1_BRUA1)

Names and origin

Protein names

Recommended name:
    GTP cyclohydrolase 1
    EC=3.5.4.16
Alternative name(s):
    GTP cyclohydrolase I
      Short name=GTP-CH-I

Gene names

Name:	folE
Ordered Locus Names:	BAbS19_I10180

Organism

Brucella abortus (strain S19) [Complete proteome] [HAMAP]

Taxonomic identifier

430066 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Rhizobiales › Brucellaceae › Brucella

Protein attributes

Sequence length	213 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Catalytic activity	GTP + H2O = formate + 2-amino-4-hydroxy-6-(erythro-1,2,3-trihydroxypropyl)-dihydropteridine triphosphate. HAMAP MF_00223
Pathway	Cofactor biosynthesis; 7,8-dihydroneopterin triphosphate biosynthesis; 7,8-dihydroneopterin triphosphate from GTP: step 1/1. HAMAP MF_00223
Subunit structure	Homopolymer By similarity.
Sequence similarities	Belongs to the GTP cyclohydrolase I family.

Ontologies

Keywords
Biological process	One-carbon metabolism
Ligand	GTP-binding Metal-binding Nucleotide-binding Zinc
Molecular function	Hydrolase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	one-carbon metabolic process Inferred from electronic annotation. Source: HAMAP tetrahydrofolate biosynthetic process Inferred from electronic annotation. Source: HAMAP
Cellular component	cytoplasm Inferred from electronic annotation. Source: InterPro
Molecular function	GTP binding Inferred from electronic annotation. Source: UniProtKB-KW GTP cyclohydrolase I activity Inferred from electronic annotation. Source: HAMAP zinc ion binding Inferred from electronic annotation. Source: UniProtKB-KW
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 213	213	GTP cyclohydrolase 1 HAMAP MF_00223		PRO_1000100164
Sites
	Metal binding	104	1	Zinc By similarity
	Metal binding	107	1	Zinc By similarity
	Metal binding	175	1	Zinc By similarity

Sequences

	Sequence		Length	Mass (Da)
	B2S5T0-1 [UniParc]. Last modified July 1, 2008. Version 1. Checksum: B43C62DF28248BB5	FASTA	213	23,776
	10 20 30 40 50 60 MDARILQDND DTSLPVNQAS VTRIHKKPGK AEAEAAVRTL LLWAGEDPDR EGLLETPKRV 70 80 90 100 110 120 AKAYQELFGG YSESPEEVLG TTFEEVAGYD DMVLVKDISF FSHCEHHMVP IIGKAHVAYL 130 140 150 160 170 180 PEGRVVGLSK IARVVDIFAR RLQTQESITA QIADSIQRIL KPRGVAVMIE AEHMCMAMRS 190 200 210 IRKQGSSTIT TTFTGDFKEK ADQQVRFMTL IRT

References

[1]

"Genome sequence of Brucella abortus vaccine strain S19 compared to virulent strains yields candidate virulence genes." Crasta O.R., Folkerts O., Fei Z., Mane S.P., Evans C., Martino-Catt S., Bricker B., Yu G., Du L., Sobral B.W. PLoS ONE 3:E2193-E2193(2008) [PubMed: 18478107] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP000887 Genomic DNA. Translation: ACD72527.1.
RefSeq	YP_001935001.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	6328566.
GenomeReviews	Gene locus BAbS19_I10180 in contig CP000887_GR.
KEGG	bmc:BAbS19_I10180.
Organism-specific databases
CMR	Search...
Phylogenomic databases
OMA	ARIVEMF.
Family and domain databases
HAMAP	MF_00223. [Tree]
InterPro	IPR001474. GTP_CycHdrlase_I. IPR020602. GTP_CycHdrlase_I/CN_OxRdtase. IPR018234. GTP_CycHdrlase_I_CS. [Graphical view]
PANTHER	PTHR11109. GTP_cyclohydro_I. 1 hit.
Pfam	PF01227. GTP_cyclohydroI. 1 hit. [Graphical view]
TIGRFAMs	TIGR00063. folE. 1 hit.
PROSITE	PS00859. GTP_CYCLOHYDROL_1_1. 1 hit. PS00860. GTP_CYCLOHYDROL_1_2. False negative. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

GCH1_BRUA1

Accession

Primary (citable) accession number: B2S5T0

Entry history

Integrated into UniProtKB/Swiss-Prot:	March 24, 2009
Last sequence update:	July 1, 2008
Last modified:	November 3, 2009
This is version 14 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)