Reviewed, UniProtKB/Swiss-Prot A8A962 (AROD_IGNH4)

Names and origin

Protein names

Recommended name:
    3-dehydroquinate dehydratase
      Short name=3-dehydroquinase
    EC=4.2.1.10
Alternative name(s):
    Type I DHQase

Gene names

Name:	aroD
Ordered Locus Names:	Igni_0280

Organism

Ignicoccus hospitalis (strain KIN4/I / DSM 18386 / JCM 14125) [Complete proteome] [HAMAP]

Taxonomic identifier

453591 [NCBI]

Taxonomic lineage

Archaea › Crenarchaeota › Thermoprotei › Desulfurococcales › Desulfurococcaceae › Ignicoccus

Protein attributes

Sequence length	215 AA.
Sequence status	Complete.
Protein existence	Inferred from homology.

General annotation (Comments)

Catalytic activity	3-dehydroquinate = 3-dehydroshikimate + H2O. HAMAP MF_00214
Pathway	Metabolic intermediate biosynthesis; chorismate biosynthesis; chorismate from D-erythrose 4-phosphate and phosphoenolpyruvate: step 3/7. HAMAP MF_00214
Sequence similarities	Belongs to the type-I 3-dehydroquinase family.

Ontologies

Keywords
Biological process	Amino-acid biosynthesis Aromatic amino acid biosynthesis
Ligand	Schiff base
Molecular function	Lyase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	aromatic amino acid family biosynthetic process Inferred from electronic annotation. Source: HAMAP
Molecular function	3-dehydroquinate dehydratase activity Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 215	215	3-dehydroquinate dehydratase HAMAP MF_00214		PRO_0000325533
Sites
	Active site	111	1	Proton acceptor By similarity
	Active site	138	1	Schiff-base intermediate with substrate By similarity

Sequences

	Sequence		Length	Mass (Da)
	A8A962-1 [UniParc]. Last modified October 23, 2007. Version 1. Checksum: D7662F9B661D7F28	FASTA	215	23,593
	10 20 30 40 50 60 MYAVASIPFT DLGQVKKLII KSAAAGADFV ELRLDYWTRK ETPPFLEMIE LARNYGLDVI 70 80 90 100 110 120 VTVRDPEEGG VWSPPWRGEA YEMASEAGAV CDVEVKKFKE LPCDRAILSV HYFRKPPREG 130 140 150 160 170 180 EVRKLSQRAL EAGAWAFKVA TVVTDFPSYF LLFSESVHPR TAFMPMGEGT EALRLASALL 190 200 210 GSFLNYGSVG EATAPGQVSV RQLTKALSAL GGRGD

References

[1]

"A genomic analysis of the archaeal system Ignicoccus hospitalis-Nanoarchaeum equitans." Podar M., Anderson I., Makarova K.S., Elkins J.G., Ivanova N., Wall M.A., Lykidis A., Mavromatis K., Sun H., Hudson M.E., Chen W., Deciu C., Hutchison D., Eads J.R., Anderson A., Fernandes F., Szeto E., Lapidus A. , Kyrpides N.C., Saier M.H. Jr., Richardson P.M., Rachel R., Huber H., Eisen J.A., Koonin E.V., Keller M., Stetter K.O. Genome Biol. 9:R158.1-R158.18(2008) [PubMed: 19000309] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000816 Genomic DNA. Translation: ABU81464.1.
RefSeq	YP_001434871.1.
3D structure databases
SMR	A8A962. Positions 4-212.
ModBase	Search...
Protein-protein interaction databases
STRING	A8A962.
Genome annotation databases
GeneID	5563026.
GenomeReviews	Gene locus Igni_0280 in contig CP000816_GR.
KEGG	iho:Igni_0280.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	arNOG10792.
HOGENOM	HBG553407.
OMA	ILYDVEA.
Family and domain databases
HAMAP	MF_00214. AroD. [Tree]
InterPro	IPR013785. Aldolase_TIM. IPR001381. DHquinase_I. [Graphical view]
Gene3D	G3DSA:3.20.20.70. Aldolase_TIM. 1 hit.
Pfam	PF01487. DHquinase_I. 1 hit. [Graphical view]
PROSITE	PS01028. DEHYDROQUINASE_I. False negative. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

AROD_IGNH4

Accession

Primary (citable) accession number: A8A962

Entry history

Integrated into UniProtKB/Swiss-Prot:	March 18, 2008
Last sequence update:	October 23, 2007
Last modified:	January 19, 2010
This is version 19 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)