Reviewed, UniProtKB/Swiss-Prot B3GXP5 (DAPA_ACTP7)

Names and origin

Protein names

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

Gene names

Name:	dapA
Ordered Locus Names:	APP7_0958

Organism

Actinobacillus pleuropneumoniae serotype 7 (strain AP76) [Complete proteome] [HAMAP]

Taxonomic identifier

537457 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Pasteurellales › Pasteurellaceae › Actinobacillus

Protein attributes

Sequence length	295 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 H2O. HAMAP MF_00418
Pathway	Amino-acid biosynthesis; L-lysine biosynthesis via DAP pathway; (S)-tetrahydrodipicolinate from L-aspartate: step 3/4. HAMAP MF_00418
Subunit structure	Homotetramer By similarity.
Subcellular location	Cytoplasm By 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: UniProtKB-SubCell
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 – 295	295	Dihydrodipicolinate synthase HAMAP MF_00418		PRO_1000124014
Regions
	Region	51 – 52	2	Pyruvate binding By similarity
Sites
	Active site	164	1	Schiff-base intermediate with substrate By similarity
	Binding site	109	1	Pyruvate By similarity
	Site	136	1	Involved in proton transfer during cleavage By similarity

Sequences

	Sequence		Length	Mass (Da)
	B3GXP5-1 [UniParc]. Last modified July 22, 2008. Version 1. Checksum: F4C262C98391CD5C	FASTA	295	31,405
	10 20 30 40 50 60 MATPLFHGSI VALVTPMTHG EVNYEELKRL VEHHVQAGTH GIVSVGTTGE STTLSIDENV 70 80 90 100 110 120 KVIKKTVEFA DGRIPIIAGT GSNATSEAII LTKLLTNSGV AGCLSVVPYY NKPTQEGMYL 130 140 150 160 170 180 HYKAIAESTD LPQILYNVPS RTGSDLKPET IGRLAEIPNI VGVKEATGDL TRLPLIKKLA 190 200 210 220 230 240 GEDFIFLSGD DATGLESMKL GGQGVISVTN NVAAADMAKM CELALAGKFD EAEAINQRLM 250 260 270 280 290 ALHHDLFIEA NPIPVKWAAY KLGLISEPNL RLPLTTLSEA AQPTVLAALQ KAGLI

References

[1]	"Genome and proteome analysis of A. pleuropneumoniae serotype 7." Linke B., Buettner F., Martinez-Arias R., Goesmann A., Baltes N., Tegetmeyer H., Singh M., Gerlach G.F. Submitted (JUN-2008) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP001091 Genomic DNA. Translation: ACE61610.1.
RefSeq	YP_001968752.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	6398010.
GenomeReviews	Gene locus APP7_0958 in contig CP001091_GR.
KEGG	apa:APP7_0958.
Organism-specific databases
CMR	Search...
Phylogenomic databases
OMA	VAPRLMH.
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.
TIGRFAMs	TIGR00674. dapA. 1 hit.
PROSITE	PS00665. DHDPS_1. 1 hit. PS00666. DHDPS_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

DAPA_ACTP7

Accession

Primary (citable) accession number: B3GXP5

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 14, 2009
Last sequence update:	July 22, 2008
Last modified:	November 3, 2009
This is version 12 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)