Reviewed, UniProtKB/Swiss-Prot Q57E96 (DAPA_BRUAB)

Names and origin

Protein names

Recommended name:
    Dihydrodipicolinate synthase
      Short name=DHDPS
    EC=4.2.1.52

Gene names

Name:	dapA
Ordered Locus Names:	BruAb1_0663

Organism

Brucella abortus [Complete proteome] [HAMAP]

Taxonomic identifier

235 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Rhizobiales › Brucellaceae › Brucella

Protein attributes

Sequence length	293 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Catalytic activity	L-aspartate 4-semialdehyde + pyruvate = dihydrodipicolinate + 2 H(2)O.
Pathway	Amino-acid biosynthesis; L-lysine biosynthesis via DAP pathway; tetrahydrodipicolinate from L-aspartate: step 3/4.
Subunit structure	Homotetramer By similarity.
Subcellular location	CytoplasmBy similarity.
Sequence similarities	Belongs to the DHDPS family.

Ontologies

Keywords
Biological process	Amino-acid biosynthesis Diaminopimelate biosynthesis Lysine biosynthesis
Cellular component	Cytoplasm
Ligand	Schiff base
Molecular function	Lyase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	diaminopimelate biosynthetic process Inferred from electronic annotation. Source: HAMAP
Cellular component	cytoplasm Inferred from electronic annotation. Source: HAMAP
Molecular function	dihydrodipicolinate synthase 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 – 293	293	Dihydrodipicolinate synthase		PRO_0000103087
Regions
	Region	48 – 49	2	Pyruvate binding By similarity
Sites
	Active site	162	1	Schiff-base intermediate with substrate By similarity
	Binding site	106	1	Pyruvate By similarity
	Site	133	1	Involved in proton transfer during cleavage By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q57E96-1 [UniParc]. Last modified May 10, 2005. Version 1. Checksum: 5FBA046F0BF18640	FASTA	293	31,612
	10 20 30 40 50 60 MLKGSITALV TPFDREGAFD EKAFRAFVNW QIEEGTKGLV PVGTTGETPT LSHDEHKRVI 70 80 90 100 110 120 EVCIEVAAGR VPVIAGAGSN NTVEAIELAQ HAEKAGADAV LVVTPYYNKP NQRGLYEHFS 130 140 150 160 170 180 RVARSISIPL VIYNIPGRSI IDMTPETMGA LVRDCKNIVG VKDATGKIER VSEQRAICGK 190 200 210 220 230 240 EFIQLSGEDA TALGFNAHGG VGCISVTSNI APRLCAEFQE ACQAGNFAKA LELQDRLMPL 250 260 270 280 290 HKALFLEPNP SGPKYALSRL GRIENVLRSP MVTIEAATAE KIDHAMKHAV LIN

References

[1]

"Completion of the genome sequence of Brucella abortus and comparison to the highly similar genomes of Brucella melitensis and Brucella suis." Halling S.M., Peterson-Burch B.D., Bricker B.J., Zuerner R.L., Qing Z., Li L.-L., Kapur V., Alt D.P., Olsen S.C. J. Bacteriol. 187:2715-2726(2005) [PubMed: 15805518] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: 9-941 / Biovar 1.

Cross-references

Sequence databases
EMBLGenBankDDBJ	AE017223 Genomic DNA. Translation: AAX74038.1.
RefSeq	YP_221399.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	3339853.
GenomeReviews	Gene locus BruAb1_0663 in contig AE017223_GR.
KEGG	bmb:BruAb1_0663.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	Q57E96.
Enzyme and pathway databases
BioCyc	BABO262698:BRUAB1_0663-MON.
Family and domain databases
HAMAP	MF_00418. [Tree]
InterPro	IPR013785. Aldolase_TIM. IPR005263. DapA_synth. IPR002220. DHDPS. [Graphical view]
Gene3D	G3DSA:3.20.20.70. Aldolase_TIM. 1 hit.
PANTHER	PTHR12128. DHDPS. 1 hit.
Pfam	PF00701. DHDPS. 1 hit. [Graphical view]
PRINTS	PR00146. DHPICSNTHASE.
ProDom	PD001859. DHDPS. 1 hit. [Graphical view] [Entries sharing at least one domain]
TIGRFAMs	TIGR00674. dapA. 1 hit.
PROSITE	PS00665. DHDPS_1. False negative. PS00666. DHDPS_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

DAPA_BRUAB

Accession

Primary (citable) accession number: Q57E96

Entry history

Integrated into UniProtKB/Swiss-Prot:	August 30, 2005
Last sequence update:	May 10, 2005
Last modified:	July 22, 2008
This is version 22 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)