LPXA_RICRI
ID LPXA_RICRI Reviewed; 264 AA.
AC P32199;
DT 01-OCT-1993, integrated into UniProtKB/Swiss-Prot.
DT 01-OCT-1993, sequence version 1.
DT 25-MAY-2022, entry version 95.
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};
OS Rickettsia rickettsii.
OC Bacteria; Proteobacteria; Alphaproteobacteria; Rickettsiales;
OC Rickettsiaceae; Rickettsieae; Rickettsia; spotted fever group.
OX NCBI_TaxID=783;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX PubMed=8125326; DOI=10.1016/0378-1119(94)90739-0;
RA Shaw E.I., Wood D.O.;
RT "Characterization of a Rickettsia rickettsii DNA fragment analogous to the
RT fir A-ORF17-lpxA region of Escherichia coli.";
RL Gene 140:109-113(1994).
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.
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.
CC -!- SIMILARITY: Belongs to the transferase hexapeptide repeat family. LpxA
CC subfamily. {ECO:0000255|HAMAP-Rule:MF_00387}.
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DR EMBL; L22690; AAA26386.1; -; Genomic_DNA.
DR RefSeq; WP_012150231.1; NZ_CP018914.1.
DR AlphaFoldDB; P32199; -.
DR SMR; P32199; -.
DR GeneID; 45538613; -.
DR OMA; ECVTINR; -.
DR OrthoDB; 971098at2; -.
DR UniPathway; UPA00359; UER00477.
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..264
FT /note="Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine
FT O-acyltransferase"
FT /id="PRO_0000188066"
SQ SEQUENCE 264 AA; 28333 MW; 7A24B38C76A596D0 CRC64;
MSNSNIHTTA VIAEGAKLGK NVKIGPYCII GPEVVLNDNV ELKSHVVIEG ITEIGENTVI
YPFASIGQPP QILKYANERS STIIGSNNTI REYVTVQAGS QGGGMMTRVG NNNLFMVGVH
IGHDCKIGNN VVFANYVSLA GHIGVGDYAI IGGLSAVHQY ARIGEYSMIG GLSPVGADVI
PFGLVSSKRA VLEGLNLIGM NRKGFDKVKS LSALKAIEEI FSGEGNFAER IKQVAEKYNN
NSIVIQIIDF LNQDSSRAFC RFEK
