B1ICH8 (AROD_STRPI) Reviewed, UniProtKB/Swiss-Prot

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:	SPH_1509

Organism

Streptococcus pneumoniae (strain Hungary19A-6) [Complete proteome] [HAMAP]

Taxonomic identifier

487214 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Lactobacillales › Streptococcaceae › Streptococcus

Protein attributes

Sequence length	225 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
Subunit structure	Homodimer By similarity. 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: UniProtKB-KW
Molecular function	3-dehydroquinate dehydratase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 225	225	3-dehydroquinate dehydratase HAMAP MF_00214		PRO_1000099921
Sites
	Active site	118	1	Proton acceptor By similarity
	Active site	143	1	Schiff-base intermediate with substrate By similarity

Sequences

	Sequence		Length	Mass (Da)
	B1ICH8 [UniParc]. Last modified April 29, 2008. Version 1. Checksum: 15448446AD18EFB9	FASTA	225	25,753
	10 20 30 40 50 60 MKLIVSVMPR SLEEAQALDA TRYLDADIIE WRADYLPKEA ILQVAPAIFE KFAGRELVFT 70 80 90 100 110 120 LRTRSEGGEI DLSPEEYIHL IKEVAQFYQP DYIDFEYYSY KDVFEEMLDF PNLVLSYHNF 130 140 150 160 170 180 QETPENMMEI LSELTILNPK LVKVAVMAHT EQDVLDLMNY TRGFKTLNPE QEYVTISMGK 190 200 210 220 VGKVSRITAD VTGSSWSFAS LDEVSAPGQI SLASMKKIRE ILDEA

References

[1]	"Complete sequence of Streptococcus pneumoniae strain Hungary 19A-6." Hotopp J.D., Censini S., Masignani V., Covacci A., Tettelin H. Submitted (FEB-2008) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: Hungary19A-6.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000936 Genomic DNA. Translation: ACA36949.1.
RefSeq	YP_001694813.1. NC_010380.1.
3D structure databases
ProteinModelPortal	B1ICH8.
SMR	B1ICH8. Positions 1-223.
ModBase	Search...
Protein-protein interaction databases
STRING	B1ICH8.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	EBSTRT00000023591; EBSTRP00000022757; EBSTRG00000023591.
GeneID	6029734.
GenomeReviews	Gene locus SPH_1509 in contig CP000936_GR.
KEGG	spv:SPH_1509.
PATRIC	19693118. VBIStrPne34925_1509.
Organism-specific databases
CMR	Search...
Phylogenomic databases
GeneTree	EBGT00050000027890.
HOGENOM	HBG732926.
OMA	VARRTVI.
ProtClustDB	PRK02412.
Enzyme and pathway databases
BioCyc	SPNE487214:SPH_1509-MONOMER.
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.
KO	K03785.
Pfam	PF01487. DHquinase_I. 1 hit. [Graphical view]
TIGRFAMs	TIGR01093. AroD. 1 hit.
PROSITE	PS01028. DEHYDROQUINASE_I. False negative. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

AROD_STRPI

Accession

Primary (citable) accession number: B1ICH8

Entry history

Integrated into UniProtKB/Swiss-Prot:	March 24, 2009
Last sequence update:	April 29, 2008
Last modified:	January 25, 2012
This is version 27 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program