Q9ZLW6 (DAPB_HELPJ) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Dihydrodipicolinate reductase
Short name=DHPR
EC=1.3.1.26

Gene names

Name:	dapB
Ordered Locus Names:	jhp_0460

Organism

Helicobacter pylori (strain J99) (Campylobacter pylori J99) [Complete proteome] [HAMAP]

Taxonomic identifier

85963 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Epsilonproteobacteria › Campylobacterales › Helicobacteraceae › Helicobacter

Protein attributes

Sequence length	254 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Catalytic activity	(S)-2,3,4,5-tetrahydrodipicolinate + NAD(P)+ = (S)-2,3-dihydrodipicolinate + NAD(P)H. HAMAP MF_00102
Pathway	Amino-acid biosynthesis; L-lysine biosynthesis via DAP pathway; (S)-tetrahydrodipicolinate from L-aspartate: step 4/4. HAMAP MF_00102
Subcellular location	Cytoplasm By similarity HAMAP MF_00102.
Sequence similarities	Belongs to the dihydrodipicolinate reductase family.

Ontologies

Keywords
Biological process	Amino-acid biosynthesis Diaminopimelate biosynthesis Lysine biosynthesis
Cellular component	Cytoplasm
Ligand	NADP
Molecular function	Oxidoreductase
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	NADPH binding Inferred from electronic annotation. Source: InterPro dihydrodipicolinate reductase 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 – 254	254	Dihydrodipicolinate reductase HAMAP MF_00102		PRO_0000141446

Sequences

	Sequence		Length	Mass (Da)
	Q9ZLW6 [UniParc]. Last modified May 1, 1999. Version 1. Checksum: 48335A3479DFD385	FASTA	254	27,843
	10 20 30 40 50 60 MKVGVYGASG RIGKLLLEEL KGGYKGLELS SVFVRQKCET DFSSFSHAPL VTNDLKAFVK 70 80 90 100 110 120 ACECVVDFSL PKGVDHLLDV LLECPKILVS GTTGLEKETL EKMQKLALKA PLLHAHNMSI 130 140 150 160 170 180 GIMMLNQLAF LTSLKLKDAD IEIVETHHNL KKDAPSGTAL SLYETCTKAR GYDEKNALIT 190 200 210 220 230 240 HREGLRSKES IGIATLRGGD VAGKHTIGFY LEGEYIELSH TATNRSIFAK GALEVALWLK 250 DKAAKKYEIS EMFG

References

[1]

"Genomic sequence comparison of two unrelated isolates of the human gastric pathogen Helicobacter pylori." Alm R.A., Ling L.-S.L., Moir D.T., King B.L., Brown E.D., Doig P.C., Smith D.R., Noonan B., Guild B.C., deJonge B.L., Carmel G., Tummino P.J., Caruso A., Uria-Nickelsen M., Mills D.M., Ives C., Gibson R., Merberg D. , Mills S.D., Jiang Q., Taylor D.E., Vovis G.F., Trust T.J. Nature 397:176-180(1999) [PubMed: 9923682] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: J99.

+

Additional computationally mapped references.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AE001439 Genomic DNA. Translation: AAD06041.1.
PIR	A71929.
RefSeq	NP_223178.1. NC_000921.1.
3D structure databases
ProteinModelPortal	Q9ZLW6.
ModBase	Search...
Protein-protein interaction databases
STRING	Q9ZLW6.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	888994.
GenomeReviews	Gene locus jhp_0460 in contig AE001439_GR.
KEGG	hpj:jhp0460.
NMPDR	fig|85963.1.peg.456.
PATRIC	20605596. VBIHelPyl98156_0504.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0289.
HOGENOM	HBG594002.
OMA	IEISHKS.
PhylomeDB	Q9ZLW6.
ProtClustDB	PRK00048.
Enzyme and pathway databases
BioCyc	HPYL85963:JHP0460-MONOMER.
Family and domain databases
HAMAP	MF_00102. DapB. [Tree]
InterPro	IPR022663. DapB_C. IPR000846. DapB_N. IPR022664. DapB_N_CS. IPR011770. Dihydrodipicolinate_Rdtase. IPR023940. Dihydrodipicolinate_Rdtase_bac. IPR016040. NAD(P)-bd_dom. [Graphical view]
Gene3D	G3DSA:3.40.50.720. NAD(P)-bd. 1 hit.
KO	K00215.
PANTHER	PTHR20836. DapB_bac/pln. 1 hit.
Pfam	PF05173. DapB_C. 1 hit. PF01113. DapB_N. 1 hit. [Graphical view]
PIRSF	PIRSF000161. DHPR. 1 hit.
TIGRFAMs	TIGR00036. DapB. 1 hit.
PROSITE	PS01298. DAPB. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

DAPB_HELPJ

Accession

Primary (citable) accession number: Q9ZLW6

Entry history

Integrated into UniProtKB/Swiss-Prot:	May 30, 2000
Last sequence update:	May 1, 1999
Last modified:	January 25, 2012
This is version 73 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program