Reviewed, UniProtKB/Swiss-Prot Q1LT77 (GCH1_BAUCH)

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:	BCI_0394

Organism

Baumannia cicadellinicola subsp. Homalodisca coagulata [Complete proteome] [HAMAP]

Taxonomic identifier

374463 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Candidatus Baumannia

Protein attributes

Sequence length	220 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; dihydroneopterin triphosphate biosynthesis; 2-amino-4-hydroxy-6-(erythro-1,2,3-trihydroxypropyl)-dihydropteridine triphosphate from GTP: step 1/1. HAMAP MF_00223
Subunit structure	Toroid-shaped homodecamer, composed of two pentamers of five dimers 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 compound 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 – 220	220	GTP cyclohydrolase 1 HAMAP MF_00223		PRO_1000043667
Sites
	Metal binding	110	1	Zinc By similarity
	Metal binding	113	1	Zinc By similarity
	Metal binding	181	1	Zinc By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q1LT77-1 [UniParc]. Last modified May 30, 2006. Version 1. Checksum: 8A7E971B06DAB2D3	FASTA	220	24,802
	10 20 30 40 50 60 MVILTKEASM VRQALLANGL EPFLRGEERL GIEARKRRIA AHMKKIMTLL NLDLADDSLA 70 80 90 100 110 120 KTPYRIAYMY IEEIFPGLDY ANFPQITLIS NKMKADEMVT VRNITLTSTC EHHFLMIDGK 130 140 150 160 170 180 ATVSYIPKSN VIGLSKINRI VRFFAQRPQV QERLTQQILL ALQTILGTNN VAVSIYAVHY 190 200 210 220 CVKARGICDS TSTTTTTSLG GIFKSSQNTR QEFLRTINQT

References

[1]

"Metabolic complementarity and genomics of the dual bacterial symbiosis of sharpshooters." Wu D., Daugherty S.C., Van Aken S.E., Pai G.H., Watkins K.L., Khouri H., Tallon L.J., Zaborsky J.M., Dunbar H.E., Tran P.L., Moran N.A., Eisen J.A. PLoS Biol. 4:1079-1092(2006) [PubMed: 16729848] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP000238 Genomic DNA. Translation: ABF13956.1.
RefSeq	YP_588837.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	4056702.
GenomeReviews	Gene locus BCI_0394 in contig CP000238_GR.
KEGG	bci:BCI_0394.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	Q1LT77.
OMA	Q1LT77. YLPRKNI.
Family and domain databases
HAMAP	MF_00223. [Tree]
InterPro	IPR001474. GTP_CycHdrlase_I. IPR018234. GTP_CycHdrlase_I_CS. [Graphical view]
PANTHER	PTHR11109. GTP_cyclohydro_I. 1 hit.
Pfam	PF01227. GTP_cyclohydroI. 1 hit. [Graphical view]
ProDom	PD003330. GTP_cyclohydroI. 1 hit. [Graphical view] [Entries sharing at least one domain]
TIGRFAMs	TIGR00063. folE. 1 hit.
PROSITE	PS00859. GTP_CYCLOHYDROL_1_1. 1 hit. PS00860. GTP_CYCLOHYDROL_1_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

GCH1_BAUCH

Accession

Primary (citable) accession number: Q1LT77

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 15, 2008
Last sequence update:	May 30, 2006
Last modified:	June 16, 2009
This is version 25 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)