ID   LPXA_BRUAB              Reviewed;         278 AA.
AC   P0C110; P54080; Q57CY8;
DT   07-FEB-2006, integrated into UniProtKB/Swiss-Prot.
DT   07-FEB-2006, sequence version 1.
DT   03-AUG-2022, entry version 84.
DE   RecName: Full=Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine O-acyltransferase {ECO:0000255|HAMAP-Rule:MF_00387};
DE            Short=UDP-N-acetylglucosamine acyltransferase {ECO:0000255|HAMAP-Rule:MF_00387};
DE            EC=2.3.1.129 {ECO:0000255|HAMAP-Rule:MF_00387};
GN   Name=lpxA {ECO:0000255|HAMAP-Rule:MF_00387}; OrderedLocusNames=BruAb1_1157;
OS   Brucella abortus biovar 1 (strain 9-941).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Brucellaceae; Brucella/Ochrobactrum group; Brucella.
OX   NCBI_TaxID=262698;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=9-941;
RX   PubMed=15805518; DOI=10.1128/jb.187.8.2715-2726.2005;
RA   Halling S.M., Peterson-Burch B.D., Bricker B.J., Zuerner R.L., Qing Z.,
RA   Li L.-L., Kapur V., Alt D.P., Olsen S.C.;
RT   "Completion of the genome sequence of Brucella abortus and comparison to
RT   the highly similar genomes of Brucella melitensis and Brucella suis.";
RL   J. Bacteriol. 187:2715-2726(2005).
CC   -!- FUNCTION: Involved in the biosynthesis of lipid A, a phosphorylated
CC       glycolipid that anchors the lipopolysaccharide to the outer membrane of
CC       the cell. {ECO:0000255|HAMAP-Rule:MF_00387}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=a (3R)-hydroxyacyl-[ACP] + UDP-N-acetyl-alpha-D-glucosamine =
CC         a UDP-3-O-[(3R)-3-hydroxyacyl]-N-acetyl-alpha-D-glucosamine + holo-
CC         [ACP]; Xref=Rhea:RHEA:67812, Rhea:RHEA-COMP:9685, Rhea:RHEA-
CC         COMP:9945, ChEBI:CHEBI:57705, ChEBI:CHEBI:64479, ChEBI:CHEBI:78827,
CC         ChEBI:CHEBI:173225; EC=2.3.1.129; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_00387};
CC   -!- PATHWAY: Glycolipid biosynthesis; lipid IV(A) biosynthesis; lipid IV(A)
CC       from (3R)-3-hydroxytetradecanoyl-[acyl-carrier-protein] and UDP-N-
CC       acetyl-alpha-D-glucosamine: step 1/6. {ECO:0000255|HAMAP-
CC       Rule:MF_00387}.
CC   -!- SUBUNIT: Homotrimer. {ECO:0000255|HAMAP-Rule:MF_00387}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00387}.
CC   -!- SIMILARITY: Belongs to the transferase hexapeptide repeat family. LpxA
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_00387}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; AE017223; AAX74496.1; -; Genomic_DNA.
DR   RefSeq; WP_002964279.1; NC_006932.1.
DR   AlphaFoldDB; P0C110; -.
DR   SMR; P0C110; -.
DR   EnsemblBacteria; AAX74496; AAX74496; BruAb1_1157.
DR   GeneID; 45124526; -.
DR   GeneID; 55590833; -.
DR   KEGG; bmb:BruAb1_1157; -.
DR   HOGENOM; CLU_061249_0_0_5; -.
DR   OMA; ECVTINR; -.
DR   UniPathway; UPA00359; UER00477.
DR   Proteomes; UP000000540; Chromosome I.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0008780; F:acyl-[acyl-carrier-protein]-UDP-N-acetylglucosamine O-acyltransferase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0009245; P:lipid A biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd03351; LbH_UDP-GlcNAc_AT; 1.
DR   Gene3D; 1.20.1180.10; -; 1.
DR   HAMAP; MF_00387; LpxA; 1.
DR   InterPro; IPR029098; Acetyltransf_C.
DR   InterPro; IPR037157; Acetyltransf_C_sf.
DR   InterPro; IPR001451; Hexapep.
DR   InterPro; IPR018357; Hexapep_transf_CS.
DR   InterPro; IPR010137; Lipid_A_LpxA.
DR   InterPro; IPR011004; Trimer_LpxA-like_sf.
DR   PANTHER; PTHR43480; PTHR43480; 1.
DR   Pfam; PF13720; Acetyltransf_11; 1.
DR   Pfam; PF00132; Hexapep; 2.
DR   PIRSF; PIRSF000456; UDP-GlcNAc_acltr; 1.
DR   SUPFAM; SSF51161; SSF51161; 1.
DR   TIGRFAMs; TIGR01852; lipid_A_lpxA; 1.
DR   PROSITE; PS00101; HEXAPEP_TRANSFERASES; 1.
PE   3: Inferred from homology;
KW   Acyltransferase; Cytoplasm; Lipid A biosynthesis; Lipid biosynthesis;
KW   Lipid metabolism; Repeat; Transferase.
FT   CHAIN           1..278
FT                   /note="Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine
FT                   O-acyltransferase"
FT                   /id="PRO_0000188034"
SQ   SEQUENCE   278 AA;  29386 MW;  DF77C706EEA9F8DF CRC64;
     MKETFIHPTA LVEPGVELGQ GVSVGPFCHV QSGAIIGNDC ELMSHVVITG ATTLGAGTKV
     YPHAILGCDP QNNKHKGGPT RLNVGVNCII REGVTMHKGS DNARGYTSIG DNCSFLAYAH
     VAHDCDIGDY VTFSNNVMIG GHTSIGHHAI LGGGAAVHQF VRVGHHAFIG GLAAVVSDLI
     PYGMAIGVHA HLGGLNIIGM KRSGMERKEI HNLRHAVRML FDRTKPIRQR AQDVLAAIPD
     SPTVSDMISF INVDTKRAYC TPPLDAAHGG AGHDSDED