Reviewed, UniProtKB/Swiss-Prot Q83DE3 (GCH1_COXBU)

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:	CBU_0795

Organism

Coxiella burnetii [Complete proteome] [HAMAP]

Taxonomic identifier

777 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Legionellales › Coxiellaceae › Coxiella

Protein attributes

Sequence length	184 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 – 184	184	GTP cyclohydrolase 1 HAMAP MF_00223		PRO_0000119402
Sites
	Metal binding	75	1	Zinc By similarity
	Metal binding	78	1	Zinc By similarity
	Metal binding	146	1	Zinc By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q83DE3-1 [UniParc]. Last modified June 1, 2003. Version 1. Checksum: C69EA3EA9C15ABA4	FASTA	184	20,777
	10 20 30 40 50 60 MSNTIADHVK AILIALGEDP NREGLRDTPK RYEKALEHLT KGYHEKLPSV VKKAVFQSGM 70 80 90 100 110 120 DEMVILKDIE LYSLCEHHLL PFIGRCHVAY LPSGKIIGIS KLARIVDMFA KRLQVQENLT 130 140 150 160 170 180 KQIAEAILTA TEAKGVGVII EAKHLCMMMR GVEKQNSEMT TSVMLGTFRK DDRTRSEFLS LIRK

References

[1]

"Complete genome sequence of the Q-fever pathogen, Coxiella burnetii." Seshadri R., Paulsen I.T., Eisen J.A., Read T.D., Nelson K.E., Nelson W.C., Ward N.L., Tettelin H., Davidsen T.M., Beanan M.J., DeBoy R.T., Daugherty S.C., Brinkac L.M., Madupu R., Dodson R.J., Khouri H.M., Lee K.H., Carty H.A. , Scanlan D., Heinzen R.A., Thompson H.A., Samuel J.E., Fraser C.M., Heidelberg J.F. Proc. Natl. Acad. Sci. U.S.A. 100:5455-5460(2003) [PubMed: 12704232] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: Nine Mile phase I / RSA 493.

Cross-references

Sequence databases
EMBLGenBankDDBJ	AE016828 Genomic DNA. Translation: AAO90329.2. Different initiation.
RefSeq	NP_819815.2.
3D structure databases
HSSP	HSSP built from PDB template 1IS8 based on UniProtKB P22288.
ModBase	Search...
Genome annotation databases
GeneID	1208688.
GenomeReviews	Gene locus CBU_0795 in contig AE016828_GR.
KEGG	cbu:CBU_0795.
NMPDR	fig|227377.1.peg.759.
TIGR	CBU_0795.
Phylogenomic databases
HOGENOM	Q83DE3.
OMA	Q83DE3. ARIVEMF.
Enzyme and pathway databases
BioCyc	CBUR227377:CBU_0795-MON.
BRENDA	3.5.4.16. 256353.
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_COXBU

Accession

Primary (citable) accession number: Q83DE3

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 16, 2004
Last sequence update:	June 1, 2003
Last modified:	June 16, 2009
This is version 45 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)