ID LPXA_PSEU2 Reviewed; 258 AA. AC Q4ZWR6; DT 11-SEP-2007, integrated into UniProtKB/Swiss-Prot. DT 07-JUN-2005, sequence version 1. DT 27-MAR-2024, entry version 102. 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=Psyr_1355; OS Pseudomonas syringae pv. syringae (strain B728a). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Pseudomonadales; OC Pseudomonadaceae; Pseudomonas; Pseudomonas syringae. OX NCBI_TaxID=205918; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=B728a; RX PubMed=16043691; DOI=10.1073/pnas.0504930102; RA Feil H., Feil W.S., Chain P., Larimer F., Dibartolo G., Copeland A., RA Lykidis A., Trong S., Nolan M., Goltsman E., Thiel J., Malfatti S., RA Loper J.E., Lapidus A., Detter J.C., Land M., Richardson P.M., RA Kyrpides N.C., Ivanova N., Lindow S.E.; RT "Comparison of the complete genome sequences of Pseudomonas syringae pv. RT syringae B728a and pv. tomato DC3000."; RL Proc. Natl. Acad. Sci. U.S.A. 102:11064-11069(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; CP000075; AAY36406.1; -; Genomic_DNA. DR RefSeq; WP_003314305.1; NC_007005.1. DR RefSeq; YP_234444.1; NC_007005.1. DR AlphaFoldDB; Q4ZWR6; -. DR SMR; Q4ZWR6; -. DR STRING; 205918.Psyr_1355; -. DR GeneID; 77277311; -. DR KEGG; psb:Psyr_1355; -. DR PATRIC; fig|205918.7.peg.1388; -. DR eggNOG; COG1043; Bacteria. DR HOGENOM; CLU_061249_0_0_6; -. DR OrthoDB; 9807278at2; -. DR UniPathway; UPA00359; UER00477. DR Proteomes; UP000000426; 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; 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; IPR018357; Hexapep_transf_CS. 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; 1. DR PIRSF; PIRSF000456; UDP-GlcNAc_acltr; 1. DR SUPFAM; SSF51161; Trimeric LpxA-like enzymes; 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..258 FT /note="Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine FT O-acyltransferase" FT /id="PRO_0000302591" SQ SEQUENCE 258 AA; 27937 MW; E55480198AC5A453 CRC64; MSLIDPRAII DPTAVLADNV EVGPWSIIGP GVEIGEGTVV GPHVVLKGPT RIGKHNRIYQ FSSVGEDTPD LKYKGEETRL VIGDHNVIRE GVTIHRGTVQ DRAETTLGDH NLIMAYAHIG HDSVIGNHVI LVNNTALAGH VHVDDWAILS GFTLVHQFCH IGAHSFSGMG TAIGKDVPAF VTVFGNPAEA RSMNFEGMRR RGFSEEAIHA LRRAYKTVYR QGLTIGQALA DLAEPAAQFP EVAVFLQSIQ TSTRGIIR //