Reviewed, UniProtKB/Swiss-Prot Q5L723 (LPXA_CHLAB)

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:	CAB090

Organism

Chlamydophila abortus [Complete proteome] [HAMAP]

Taxonomic identifier

83555 [NCBI]

Taxonomic lineage

Bacteria › Chlamydiae › Chlamydiales › Chlamydiaceae › Chlamydophila

Protein attributes

Sequence length	279 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. 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.
Subcellular location	Cytoplasm By 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-SubCell
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 – 279	279	Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine O-acyltransferase HAMAP MF_00387		PRO_0000302569

Sequences

	Sequence		Length	Mass (Da)
	Q5L723-1 [UniParc]. Last modified June 21, 2005. Version 1. Checksum: 49236768240BE798	FASTA	279	30,603
	10 20 30 40 50 60 MTNIHPTAII EPGAKIGRNV VIEPYVVIKS TVTLCDDVVV KSYAYIDGYT TIGRGTTIWP 70 80 90 100 110 120 SAMIGNKPQD LKYQGEKTYV TIGENCEIRE FAIITSSTFE GTTVSIGNNC LIMPWAHVAH 130 140 150 160 170 180 NCTIGNHVVL SNHAQLAGHV VVEDYAIIGG MVGVHQFVRI GAHAMVGALS GVRRDVPPYT 190 200 210 220 230 240 IGTGNPYQLG GINKVGLQRR QVGFEIRLAL IKVFKKVYRS EDGFFEALLE AQEEYGHIPE 250 260 270 VQNFIHFCRN PSKRGIERGA AKEAFQEESV DKEGALVES

References

[1]

"The Chlamydophila abortus genome sequence reveals an array of variable proteins that contribute to interspecies variation." Thomson N.R., Yeats C., Bell K., Holden M.T.G., Bentley S.D., Livingstone M., Cerdeno-Tarraga A.-M., Harris B., Doggett J., Ormond D., Mungall K., Clarke K., Feltwell T., Hance Z., Sanders M., Quail M.A., Price C., Barrell B.G., Parkhill J., Longbottom D. Genome Res. 15:629-640(2005) [PubMed: 15837807] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: S26/3.

Cross-references

Sequence databases
EMBLGenBankDDBJ	CR848038 Genomic DNA. Translation: CAH63547.1.
RefSeq	YP_219519.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	3337454.
GenomeReviews	Gene locus CAB090 in contig CR848038_GR.
KEGG	cab:CAB090.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	Q5L723.
OMA	DLKYQGE.
Enzyme and pathway databases
BioCyc	CABO218497:CAB090-MON.
BRENDA	2.3.1.129. 292247.
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. 2 hits. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

LPXA_CHLAB

Accession

Primary (citable) accession number: Q5L723

Entry history

Integrated into UniProtKB/Swiss-Prot:	September 11, 2007
Last sequence update:	June 21, 2005
Last modified:	November 3, 2009
This is version 29 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)