Reviewed, UniProtKB/Swiss-Prot Q6HL44 (GCH1_BACHK)

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:	BT9727_1393

Organism

Bacillus thuringiensis subsp. konkukian [Complete proteome] [HAMAP]

Taxonomic identifier

180856 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Bacillales › Bacillaceae › Bacillus › Bacillus cereus group

Protein attributes

Sequence length	189 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	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 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 – 189	189	GTP cyclohydrolase 1 HAMAP MF_00223		PRO_1000043663
Sites
	Metal binding	78	1	Zinc By similarity
	Metal binding	81	1	Zinc By similarity
	Metal binding	150	1	Zinc By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q6HL44-1 [UniParc]. Last modified July 19, 2004. Version 1. Checksum: 0A8B0379657B322B	FASTA	189	21,020
	10 20 30 40 50 60 MAKVNLEQIE HAVRLILEAI GDDPNREGVL DTPKRVAKMY AEVFSGMHED PKEHLHKVFG 70 80 90 100 110 120 EDHEELVLVK DIPFYSMCEH HLVPFYGVAH VAYIPQGGKV TGLSKLARTV DTIARRPQLQ 130 140 150 160 170 180 ERITSTVANS IMEVLEPHGV MVVVEAEHMC MTMRGVKKPG AKTVTTAVRG VLENDAAARS EILSFIKTK

References

[1]

"Pathogenomic sequence analysis of Bacillus cereus and Bacillus thuringiensis isolates closely related to Bacillus anthracis." Han C.S., Xie G., Challacombe J.F., Altherr M.R., Bhotika S.S., Bruce D., Campbell C.S., Campbell M.L., Chen J., Chertkov O., Cleland C., Dimitrijevic M., Doggett N.A., Fawcett J.J., Glavina T., Goodwin L.A., Hill K.K., Hitchcock P. , Jackson P.J., Keim P., Kewalramani A.R., Longmire J., Lucas S., Malfatti S., McMurry K., Meincke L.J., Misra M., Moseman B.L., Mundt M., Munk A.C., Okinaka R.T., Parson-Quintana B., Reilly L.P., Richardson P., Robinson D.L., Rubin E., Saunders E., Tapia R., Tesmer J.G., Thayer N., Thompson L.S., Tice H., Ticknor L.O., Wills P.L., Brettin T.S., Gilna P. J. Bacteriol. 188:3382-3390(2006) [PubMed: 16621833] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: 97-27.

Cross-references

Sequence databases
EMBLGenBankDDBJ	AE017355 Genomic DNA. Translation: AAT63225.1.
RefSeq	YP_035727.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	2858149.
GenomeReviews	Gene locus BT9727_1393 in contig AE017355_GR.
KEGG	btk:BT9727_1393.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	Q6HL44.
OMA	RITSTIA.
Enzyme and pathway databases
BioCyc	BTHU281309:BT9727_1393-MON.
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]
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_BACHK

Accession

Primary (citable) accession number: Q6HL44

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 15, 2008
Last sequence update:	July 19, 2004
Last modified:	November 3, 2009
This is version 35 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)