Reviewed, UniProtKB/Swiss-Prot Q68XZ6 (LPXA_RICTY)

Names and origin

Protein names

Recommended name:
    Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine O-acyltransferase
      Short name=UDP-N-acetylglucosamine acyltransferase
    EC=2.3.1.129

Gene names

Name:	lpxA
Ordered Locus Names:	RT0006

Organism

Rickettsia typhi [Complete proteome] [HAMAP]

Taxonomic identifier

785 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Rickettsiales › Rickettsiaceae › Rickettsieae › Rickettsia › typhus group

Protein attributes

Sequence length	264 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Involved in the biosynthesis of lipid A, a phosphorylated glycolipid that anchors the lipopolysaccharide to the outer membrane of the cell By similarity.
Catalytic activity	(R)-3-hydroxytetradecanoyl-[acyl-carrier-protein] + UDP-N-acetylglucosamine = [acyl-carrier-protein] + UDP-3-O-(3-hydroxytetradecanoyl)-N-acetylglucosamine.
Pathway	Glycolipid biosynthesis; lipid (IV)A biosynthesis; lipid IV(A) from (3R)-3-hydroxytetradecanoyl-[acyl-carrier-protein] and UDP-N-acetyl-D-glucosamine: step 1/6.
Subunit structure	Homotrimer By similarity.
Subcellular location	CytoplasmBy similarity.
Sequence similarities	Belongs to the transferase hexapeptide repeat family. LpxA subfamily.

Ontologies

Keywords
Biological process	Lipid A biosynthesis Lipid synthesis
Cellular component	Cytoplasm
Domain	Repeat
Molecular function	Acyltransferase Transferase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	lipid A biosynthetic process Inferred from electronic annotation. Source: HAMAP
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	acyl-[acyl-carrier-protein]-UDP-N-acetylglucosamine O-acyltransferase 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 – 264	264	Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine O-acyltransferase		PRO_0000273129

Sequences

	Sequence		Length	Mass (Da)
	Q68XZ6-1 [UniParc]. Last modified October 11, 2004. Version 1. Checksum: 9089EA5C76AE6C11	FASTA	264	28,516
	10 20 30 40 50 60 MSNSNIHTTA IIAEGAKFGK NVKVGPYCII GPEVVLHDNV ELKSHVVIDG ITEIGENTVI 70 80 90 100 110 120 YPFASIGQPP QILKYANERS STIIGSNNTI REYVTVQAGS KSGGMITRVG NNNLFMVGVH 130 140 150 160 170 180 IGHDCKIGNN LVFANYVSLA GHIKVGDYAI IGGLSAVHQY TRIGEYSMIG GLSPVSADVI 190 200 210 220 230 240 PFGLVSSKRA VLEGLNLIGM NRKGFDKVDS LTALNAVEEI FLGKGNFADR IKQVAEKYKN 250 260 NSIVTQIIDF LNQDSSRSFC HFKK

References

[1]

"Complete genome sequence of Rickettsia typhi and comparison with sequences of other Rickettsiae." McLeod M.P., Qin X., Karpathy S.E., Gioia J., Highlander S.K., Fox G.E., McNeill T.Z., Jiang H., Muzny D., Jacob L.S., Hawes A.C., Sodergren E., Gill R., Hume J., Morgan M., Fan G., Amin A.G., Gibbs R.A. , Hong C., Yu X.-J., Walker D.H., Weinstock G.M. J. Bacteriol. 186:5842-5855(2004) [PubMed: 15317790] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC VR-144 / Wilmington.

Cross-references

Sequence databases
EMBLGenBankDDBJ	AE017197 Genomic DNA. Translation: AAU03496.1.
RefSeq	YP_066978.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	2958533.
GenomeReviews	Gene locus RT0006 in contig AE017197_GR.
KEGG	rty:RT0006.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	Q68XZ6.
Enzyme and pathway databases
BioCyc	RTYP257363:RT0006-MON.
Family and domain databases
HAMAP	MF_00387. [Tree]
InterPro	IPR001451. Hexapep_transf. IPR010137. Lipid_A_lpxA. [Graphical view]
Pfam	PF00132. Hexapep. 7 hits. [Graphical view]
PIRSF	PIRSF000456. UDP-GlcNAc_acltr. 1 hit.
TIGRFAMs	TIGR01852. lipid_A_lpxA. 1 hit.
PROSITE	PS00101. HEXAPEP_TRANSFERASES. False negative. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

LPXA_RICTY

Accession

Primary (citable) accession number: Q68XZ6

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 23, 2007
Last sequence update:	October 11, 2004
Last modified:	November 4, 2008
This is version 31 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)