Q9A715 (LPXA_CAUCR) 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:	CC_1911

Organism

Caulobacter crescentus (strain ATCC 19089 / CB15) [Reference proteome] [HAMAP]

Taxonomic identifier

190650 [NCBI]

Taxonomic lineage

cellular organisms › Bacteria › Proteobacteria › Alphaproteobacteria › Caulobacterales › Caulobacteraceae › Caulobacter › Caulobacter crescentus

Protein attributes

Sequence length	263 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-Rule MF_00387
Catalytic activity	(R)-3-hydroxytetradecanoyl-[acyl-carrier-protein] + UDP-N-acetyl-alpha-D-glucosamine = [acyl-carrier-protein] + UDP-3-O-(3-hydroxytetradecanoyl)-N-acetyl-alpha-D-glucosamine. HAMAP-Rule 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-Rule 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 biosynthesis Lipid metabolism
Cellular component	Cytoplasm
Domain	Repeat
Molecular function	Acyltransferase Transferase
Technical term	Complete proteome Reference 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 – 263	263	Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine O-acyltransferase HAMAP-Rule MF_00387		PRO_0000188039

Sequences

	Sequence		Length	Mass (Da)
	Q9A715 [UniParc]. Last modified June 1, 2001. Version 1. Checksum: F667E4A96FD24512	FASTA	263	27,853
	10 20 30 40 50 60 MSIHPTAIIA PEAKLAPDVE VGPFSIVGPD VTLAAGVRLL SHVVVEGATT IGEGCVVHSF 70 80 90 100 110 120 ANLGGPPQHL GHKGERTELI IGPRNIIREH VTMHTGTASG KGVTTIGSDG LYMVGSHVAH 130 140 150 160 170 180 DCTVGDFVVL AKGATLGGHV AIGDYVFMGG LAAAHQFSRI GRYSFIGGLA AVTKDVIPYG 190 200 210 220 230 240 SVWGNHAHLE GLNLVGLKRR GFPRETINAL RAAYRLMFAD EGTFQERLDD VAEIHAGNAE 250 260 VMEIVDFIRT DANRPLCLPE REV

References

[1]

"Complete genome sequence of Caulobacter crescentus." Nierman W.C., Feldblyum T.V., Laub M.T., Paulsen I.T., Nelson K.E., Eisen J.A., Heidelberg J.F., Alley M.R.K., Ohta N., Maddock J.R., Potocka I., Nelson W.C., Newton A., Stephens C., Phadke N.D., Ely B., DeBoy R.T., Dodson R.J. , Durkin A.S., Gwinn M.L., Haft D.H., Kolonay J.F., Smit J., Craven M.B., Khouri H.M., Shetty J., Berry K.J., Utterback T.R., Tran K., Wolf A.M., Vamathevan J.J., Ermolaeva M.D., White O., Salzberg S.L., Venter J.C., Shapiro L., Fraser C.M. Proc. Natl. Acad. Sci. U.S.A. 98:4136-4141(2001) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC 19089 / CB15.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AE005673 Genomic DNA. Translation: AAK23886.1.
PIR	B87486.
RefSeq	NP_420718.1. NC_002696.2.
3D structure databases
ProteinModelPortal	Q9A715.
SMR	Q9A715. Positions 3-247.
ModBase	Search...
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	AAK23886; AAK23886; CC_1911.
GeneID	942568.
KEGG	ccr:CC_1911.
PATRIC	21300826. VBICauCre124313_1928.
Phylogenomic databases
eggNOG	COG1043.
HOGENOM	HOG000294326.
KO	K00677.
OMA	REFCTFN.
ProtClustDB	PRK05289.
Enzyme and pathway databases
UniPathway	UPA00359; UER00477.
Family and domain databases
HAMAP	MF_00387. LpxA.
InterPro	IPR001451. Hexapep_transf. IPR018357. Hexapep_transf_CS. IPR010137. Lipid_A_LpxA. IPR011004. Trimer_LpxA-like. [Graphical view]
Pfam	PF00132. Hexapep. 3 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_CAUCR

Accession

Primary (citable) accession number: Q9A715

Entry history

Integrated into UniProtKB/Swiss-Prot:	June 6, 2002
Last sequence update:	June 1, 2001
Last modified:	May 1, 2013
This is version 72 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program