A6X0K1 (LPXA_OCHA4) Reviewed, UniProtKB/Swiss-Prot

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:	Oant_2039

Organism

Ochrobactrum anthropi (strain ATCC 49188 / DSM 6882 / NCTC 12168) [Complete proteome] [HAMAP]

Taxonomic identifier

439375 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Rhizobiales › Brucellaceae › Ochrobactrum

Protein attributes

Sequence length	278 AA.
Sequence status	Complete.
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. HAMAP MF_00387
Catalytic activity	(R)-3-hydroxytetradecanoyl-[acyl-carrier-protein] + UDP-N-acetylglucosamine = [acyl-carrier-protein] + UDP-3-O-(3-hydroxytetradecanoyl)-N-acetylglucosamine. HAMAP MF_00387
Pathway	Glycolipid biosynthesis; lipid IV(A) biosynthesis; lipid IV(A) from (3R)-3-hydroxytetradecanoyl-[acyl-carrier-protein] and UDP-N-acetyl-alpha-D-glucosamine: step 1/6. HAMAP MF_00387
Subunit structure	Homotrimer By similarity. HAMAP MF_00387
Subcellular location	Cytoplasm By similarity HAMAP MF_00387.
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: UniProtKB-KW
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	acyl-[acyl-carrier-protein]-UDP-N-acetylglucosamine O-acyltransferase 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 – 278	278	Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine O-acyltransferase HAMAP MF_00387		PRO_1000013170

Sequences

	Sequence		Length	Mass (Da)
	A6X0K1 [UniParc]. Last modified August 21, 2007. Version 1. Checksum: 1944C67043FCCCEB	FASTA	278	29,305
	10 20 30 40 50 60 MKETFIHPTA LVEQGVELGQ GVSVGPFCHI QSGAVIGDNS ELMSHVVVTG ATTLGTGGKV 70 80 90 100 110 120 YPHAVLGCDP QNNKHKGGPT KLNIGANCLI REGVTMHKGS DSARGYTSVG DNCSFLAYAH 130 140 150 160 170 180 VAHDCDIGDY VTFSNNVMIG GHTTIGHHAI LGGGAAIHQF VRVGHHAFVG GMAAVVSDLI 190 200 210 220 230 240 PYGMAIGVHA HLGGLNIVGM KRSGMERKEI HNLRHAVRML FDRTKPIRDR AKDVLTAIPD 250 260 270 SPAVIDMIDF INVDTKRAYC TPPLDAVHGG AGHDSGED

References

[1]

"Complete sequence of chromosome 1 of Ochrobactrum anthropi ATCC 49188." Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E., Tice H., Pitluck S., Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N., Garcia E., Richardson P. Submitted (JUL-2007) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC 49188 / DSM 6882 / NCTC 12168.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000758 Genomic DNA. Translation: ABS14755.1.
RefSeq	YP_001370584.1. NC_009667.1.
3D structure databases
ProteinModelPortal	A6X0K1.
ModBase	Search...
Protein-protein interaction databases
STRING	A6X0K1.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	5380109.
GenomeReviews	Gene locus Oant_2039 in contig CP000758_GR.
KEGG	oan:Oant_2039.
PATRIC	20469295. VBIOchAnt73124_2144.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG1043.
HOGENOM	HBG659295.
OMA	REFCTFN.
ProtClustDB	PRK05289.
Enzyme and pathway databases
BioCyc	OANT439375:OANT_2039-MONOMER.
Family and domain databases
HAMAP	MF_00387. LpxA. [Tree]
InterPro	IPR001451. Hexapep_transf. IPR018357. Hexapep_transf_CS. IPR010137. Lipid_A_lpxA. IPR011004. Trimer_LpxA-like. [Graphical view]
KO	K00677.
Pfam	PF00132. Hexapep. 4 hits. [Graphical view]
PIRSF	PIRSF000456. UDP-GlcNAc_acltr. 1 hit.
SUPFAM	SSF51161. Trimer_LpxA_like. 1 hit.
TIGRFAMs	TIGR01852. Lipid_A_lpxA. 1 hit.
PROSITE	PS00101. HEXAPEP_TRANSFERASES. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

LPXA_OCHA4

Accession

Primary (citable) accession number: A6X0K1

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 15, 2008
Last sequence update:	August 21, 2007
Last modified:	December 14, 2011
This is version 31 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program