ID   LPXA_AERS4              Reviewed;         263 AA.
AC   A4SQH0;
DT   11-SEP-2007, integrated into UniProtKB/Swiss-Prot.
DT   15-MAY-2007, sequence version 1.
DT   25-MAY-2022, entry version 83.
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=ASA_3148;
OS   Aeromonas salmonicida (strain A449).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Aeromonadales;
OC   Aeromonadaceae; Aeromonas.
OX   NCBI_TaxID=382245;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=A449;
RX   PubMed=18801193; DOI=10.1186/1471-2164-9-427;
RA   Reith M.E., Singh R.K., Curtis B., Boyd J.M., Bouevitch A., Kimball J.,
RA   Munholland J., Murphy C., Sarty D., Williams J., Nash J.H., Johnson S.C.,
RA   Brown L.L.;
RT   "The genome of Aeromonas salmonicida subsp. salmonicida A449: insights into
RT   the evolution of a fish pathogen.";
RL   BMC Genomics 9:427-427(2008).
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}.
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DR   EMBL; CP000644; ABO91142.1; -; Genomic_DNA.
DR   AlphaFoldDB; A4SQH0; -.
DR   SMR; A4SQH0; -.
DR   STRING; 382245.ASA_3148; -.
DR   EnsemblBacteria; ABO91142; ABO91142; ASA_3148.
DR   KEGG; asa:ASA_3148; -.
DR   eggNOG; COG1043; Bacteria.
DR   HOGENOM; CLU_061249_0_0_6; -.
DR   OMA; ECVTINR; -.
DR   UniPathway; UPA00359; UER00477.
DR   Proteomes; UP000000225; Chromosome.
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; 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; 4.
DR   PIRSF; PIRSF000456; UDP-GlcNAc_acltr; 1.
DR   SUPFAM; SSF51161; SSF51161; 1.
DR   TIGRFAMs; TIGR01852; lipid_A_lpxA; 1.
PE   3: Inferred from homology;
KW   Acyltransferase; Cytoplasm; Lipid A biosynthesis; Lipid biosynthesis;
KW   Lipid metabolism; Repeat; Transferase.
FT   CHAIN           1..263
FT                   /note="Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine
FT                   O-acyltransferase"
FT                   /id="PRO_0000302559"
SQ   SEQUENCE   263 AA;  28266 MW;  B6BB2EDCDEA7105C CRC64;
     MIDQTAIIHD TAIVHESAVI GKGVEIGPFS VIGAEVEIGD NTWVGSHVVI KGPAKLGRGN
     KIFQHTSIGE DCQDKKYAGE RTFLEIGDNN VFRENCTVHR GTIQDQSLTK VGSGNLFMVN
     VHVAHDCIIG DNCIFANNAT LAGHVVIGDF VIFGGLSAIH QFGRVGSHAF IGGCAALNKD
     VPPYVMAAGN YAKPFGVNSE GLRRRGFSAE AISAVKRAYK EIFRSGKTVE EVLPVLTEMA
     ATEPAVQLYV DFLKDNERGI IRA