Q92R55 (DAPA1_RHIME) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

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

Gene names

Name:	dapA
Ordered Locus Names:	R01059
ORF Names:	SMc02404

Organism

Rhizobium meliloti (strain 1021) (Ensifer meliloti) (Sinorhizobium meliloti) [Complete proteome] [HAMAP]

Taxonomic identifier

266834 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Rhizobiales › Rhizobiaceae › Sinorhizobium/Ensifer group › Sinorhizobium

Protein attributes

Sequence length	294 AA.
Sequence status	Complete.
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. HAMAP MF_00418
Subcellular location	Cytoplasm By similarity HAMAP MF_00418.
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: UniProtKB-KW
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	dihydrodipicolinate synthase 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 – 294	294	Dihydrodipicolinate synthase HAMAP MF_00418		PRO_0000103141
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)
	Q92R55 [UniParc]. Last modified December 1, 2001. Version 1. Checksum: 1FD4AC828664F1D8	FASTA	294	30,835
	10 20 30 40 50 60 MFKGSIPALV TPFTAAGSVD ADSFVAHVEW QIKEGSHGLV PVGTTGESPT LSHDEHKKVV 70 80 90 100 110 120 ELCVEASARR VPVIAGAGSN NTIEAIELAQ HAEKAGADAI LVVTPYYNKP TQKGLFAHFA 130 140 150 160 170 180 AIAESVKLPI VIYNIPGRSV VDMSVETMAA LAKAHPTIVG VKDATGRIER VSEQRMACGK 190 200 210 220 230 240 AFVQLSGEDA TALGFNAHGG VGCISVTANV APRLCAEFQE ATLAGNYAKA LELQDKLMPL 250 260 270 280 290 HKAIFLEPGV CGAKYALNRL GRMSFTVRSP LLSALEPATA SAIDAALRHA GLMN

References

[1]	"Analysis of the chromosome sequence of the legume symbiont Sinorhizobium meliloti strain 1021." Capela D., Barloy-Hubler F., Gouzy J., Bothe G., Ampe F., Batut J., Boistard P., Becker A., Boutry M., Cadieu E., Dreano S., Gloux S., Godrie T., Goffeau A., Kahn D., Kiss E., Lelaure V., Masuy D. , Pohl T., Portetelle D., Puehler A., Purnelle B., Ramsperger U., Renard C., Thebault P., Vandenbol M., Weidner S., Galibert F. Proc. Natl. Acad. Sci. U.S.A. 98:9877-9882(2001) [PubMed: 11481430] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: 1021.
[2]	"The composite genome of the legume symbiont Sinorhizobium meliloti." Galibert F., Finan T.M., Long S.R., Puehler A., Abola P., Ampe F., Barloy-Hubler F., Barnett M.J., Becker A., Boistard P., Bothe G., Boutry M., Bowser L., Buhrmester J., Cadieu E., Capela D., Chain P., Cowie A. , Davis R.W., Dreano S., Federspiel N.A., Fisher R.F., Gloux S., Godrie T., Goffeau A., Golding B., Gouzy J., Gurjal M., Hernandez-Lucas I., Hong A., Huizar L., Hyman R.W., Jones T., Kahn D., Kahn M.L., Kalman S., Keating D.H., Kiss E., Komp C., Lelaure V., Masuy D., Palm C., Peck M.C., Pohl T.M., Portetelle D., Purnelle B., Ramsperger U., Surzycki R., Thebault P., Vandenbol M., Vorhoelter F.J., Weidner S., Wells D.H., Wong K., Yeh K.-C., Batut J. Science 293:668-672(2001) [PubMed: 11474104] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: 1021.
+	Additional computationally mapped references.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AL591688 Genomic DNA. Translation: CAC45638.1.
RefSeq	NP_385165.1. NC_003047.1.
3D structure databases
ProteinModelPortal	Q92R55.
SMR	Q92R55. Positions 1-293.
ModBase	Search...
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	1232703.
GenomeReviews	Gene locus R01059 in contig AL591688_GR.
KEGG	sme:SMc02404.
NMPDR	fig|266834.1.peg.2353.
PATRIC	23631411. VBISinMel96828_2466.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG358848.
OMA	HGCISVV.
ProtClustDB	PRK03170.
Enzyme and pathway databases
BioCyc	SMEL266834:SMC02404-MONOMER.
Family and domain databases
HAMAP	MF_00418. DapA. [Tree]
InterPro	IPR013785. Aldolase_TIM. IPR002220. Dihydrodipicolinate_synth-like. IPR020625. Dihydrodipicolinate_synth_AS. IPR020624. Dihydrodipicolinate_synth_CS. IPR005263. Dihydrodipicolinate_synth_DapA. [Graphical view]
Gene3D	G3DSA:3.20.20.70. Aldolase_TIM. 1 hit.
KO	K01714.
PANTHER	PTHR12128. DHDPS. 1 hit.
Pfam	PF00701. DHDPS. 1 hit. [Graphical view]
PIRSF	PIRSF001365. DHDPS. 1 hit.
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

DAPA1_RHIME

Accession

Primary (citable) accession number: Q92R55

Entry history

Integrated into UniProtKB/Swiss-Prot:	October 19, 2002
Last sequence update:	December 1, 2001
Last modified:	January 25, 2012
This is version 60 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program