LPXA_PSYCK
ID LPXA_PSYCK Reviewed; 259 AA.
AC Q1QA21;
DT 11-SEP-2007, integrated into UniProtKB/Swiss-Prot.
DT 16-MAY-2006, sequence version 1.
DT 03-AUG-2022, entry version 88.
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=Pcryo_1705;
OS Psychrobacter cryohalolentis (strain ATCC BAA-1226 / DSM 17306 / VKM B-2378
OS / K5).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC Psychrobacter.
OX NCBI_TaxID=335284;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-1226 / DSM 17306 / VKM B-2378 / K5;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA Hammon N., Israni S., Dalin E., Tice H., Pitluck S., Brettin T., Bruce D.,
RA Han C., Tapia R., Sims D.R., Gilna P., Schmutz J., Larimer F., Land M.,
RA Hauser L., Kyrpides N., Kim E., Richardson P.;
RT "Complete sequence of chromosome of Psychrobacter cryohalolentis K5.";
RL Submitted (MAR-2006) to the EMBL/GenBank/DDBJ databases.
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; CP000323; ABE75482.1; -; Genomic_DNA.
DR RefSeq; WP_011514030.1; NC_007969.1.
DR AlphaFoldDB; Q1QA21; -.
DR SMR; Q1QA21; -.
DR STRING; 335284.Pcryo_1705; -.
DR KEGG; pcr:Pcryo_1705; -.
DR eggNOG; COG1043; Bacteria.
DR HOGENOM; CLU_061249_0_0_6; -.
DR OMA; ECVTINR; -.
DR UniPathway; UPA00359; UER00477.
DR Proteomes; UP000002425; 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; 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; 2.
PE 3: Inferred from homology;
KW Acyltransferase; Cytoplasm; Lipid A biosynthesis; Lipid biosynthesis;
KW Lipid metabolism; Repeat; Transferase.
FT CHAIN 1..259
FT /note="Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine
FT O-acyltransferase"
FT /id="PRO_0000302593"
SQ SEQUENCE 259 AA; 28292 MW; 79BA42AC4E9C4D86 CRC64;
MSQIHPTALI SPSATIDKTA TIGPYCIVGD EVTIGAHTVL HRHVVVTRLT RIGEYNQFYQ
FSSIGEDPQD LKYAGERTWL EIGDHNTIRE ACSLHRGTEQ DGGLTKIGNH NLLMVNTHVA
HDCLIGDHNV LANNVGVAGH VTIGNHIIVG GNSGIHQFCT IDDYSLVGGA TLVLKDVAAF
TMVSGNPAKA HGLNIEGMRR KGWSKDSIDV LRQAYRVVFR SGLTTVQALE VLKQDLLPKE
SKIEFLIDSL QKSRRGVVR