ID   LPXA_SYNY3              Reviewed;         276 AA.
AC   Q55746;
DT   01-JUN-2001, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2001, sequence version 2.
DT   27-MAR-2024, entry version 143.
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};
GN   OrderedLocusNames=sll0379;
OS   Synechocystis sp. (strain PCC 6803 / Kazusa).
OC   Bacteria; Cyanobacteriota; Cyanophyceae; Synechococcales; Merismopediaceae;
OC   Synechocystis.
OX   NCBI_TaxID=1111708;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 27184 / PCC 6803 / N-1;
RX   PubMed=8590279; DOI=10.1093/dnares/2.4.153;
RA   Kaneko T., Tanaka A., Sato S., Kotani H., Sazuka T., Miyajima N.,
RA   Sugiura M., Tabata S.;
RT   "Sequence analysis of the genome of the unicellular cyanobacterium
RT   Synechocystis sp. strain PCC6803. I. Sequence features in the 1 Mb region
RT   from map positions 64% to 92% of the genome.";
RL   DNA Res. 2:153-166(1995).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=PCC 6803 / Kazusa;
RX   PubMed=8905231; DOI=10.1093/dnares/3.3.109;
RA   Kaneko T., Sato S., Kotani H., Tanaka A., Asamizu E., Nakamura Y.,
RA   Miyajima N., Hirosawa M., Sugiura M., Sasamoto S., Kimura T., Hosouchi T.,
RA   Matsuno A., Muraki A., Nakazaki N., Naruo K., Okumura S., Shimpo S.,
RA   Takeuchi C., Wada T., Watanabe A., Yamada M., Yasuda M., Tabata S.;
RT   "Sequence analysis of the genome of the unicellular cyanobacterium
RT   Synechocystis sp. strain PCC6803. II. Sequence determination of the entire
RT   genome and assignment of potential protein-coding regions.";
RL   DNA Res. 3:109-136(1996).
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   -!- SEQUENCE CAUTION:
CC       Sequence=BAA10391.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; BA000022; BAA10391.1; ALT_INIT; Genomic_DNA.
DR   PIR; S76545; S76545.
DR   AlphaFoldDB; Q55746; -.
DR   SMR; Q55746; -.
DR   IntAct; Q55746; 1.
DR   STRING; 1148.gene:10499892; -.
DR   PaxDb; 1148-1001657; -.
DR   EnsemblBacteria; BAA10391; BAA10391; BAA10391.
DR   KEGG; syn:sll0379; -.
DR   eggNOG; COG1043; Bacteria.
DR   InParanoid; Q55746; -.
DR   PhylomeDB; Q55746; -.
DR   UniPathway; UPA00359; UER00477.
DR   Proteomes; UP000001425; Chromosome.
DR   GO; GO:0031470; C:carboxysome; IEA:UniProt.
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:0043886; F:structural constituent of carboxysome shell; IEA:UniProt.
DR   GO; GO:0009245; P:lipid A biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd03351; LbH_UDP-GlcNAc_AT; 1.
DR   Gene3D; 2.160.10.10; Hexapeptide repeat proteins; 1.
DR   Gene3D; 1.20.1180.10; Udp N-acetylglucosamine O-acyltransferase, C-terminal domain; 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   NCBIfam; TIGR01852; lipid_A_lpxA; 1.
DR   PANTHER; PTHR43480; ACYL-[ACYL-CARRIER-PROTEIN]--UDP-N-ACETYLGLUCOSAMINE O-ACYLTRANSFERASE; 1.
DR   PANTHER; PTHR43480:SF1; ACYL-[ACYL-CARRIER-PROTEIN]--UDP-N-ACETYLGLUCOSAMINE O-ACYLTRANSFERASE, MITOCHONDRIAL-RELATED; 1.
DR   Pfam; PF13720; Acetyltransf_11; 1.
DR   Pfam; PF00132; Hexapep; 2.
DR   PIRSF; PIRSF000456; UDP-GlcNAc_acltr; 1.
DR   SUPFAM; SSF51161; Trimeric LpxA-like enzymes; 1.
PE   3: Inferred from homology;
KW   Acyltransferase; Cytoplasm; Lipid A biosynthesis; Lipid biosynthesis;
KW   Lipid metabolism; Reference proteome; Repeat; Transferase.
FT   CHAIN           1..276
FT                   /note="Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine
FT                   O-acyltransferase"
FT                   /id="PRO_0000188070"
SQ   SEQUENCE   276 AA;  30002 MW;  85321ADFB395B68A CRC64;
     MLTDNRLGEA TLSPSIHPTA IIHPQAQLHA TVQVGAFSVI GEKVTIGANT VIGPHVVVEG
     PTEIGTGNRI FPGAVIGCEP QDLKYKGGES WVKIGNDNQI REYVTINRAT EEGAVTRIGD
     RNLLMAYAHV AHNCVIENEV IIANSVALAG HIYIESQARI SGVLGVHQFV HIGRLAMVGG
     MSRIERDVPP FTIVEGNPSR VRSLNLIGLQ RSGMSAEDLS ALKQAFRLIY RSDTPYQQAL
     EELGRSAAHP YVQHFQCFLQ KSSYDQGRRG PIPGKK
//