LPXK_RICTY
ID LPXK_RICTY Reviewed; 321 AA.
AC P58188;
DT 20-JUN-2001, integrated into UniProtKB/Swiss-Prot.
DT 20-JUN-2001, sequence version 1.
DT 03-AUG-2022, entry version 95.
DE RecName: Full=Tetraacyldisaccharide 4'-kinase {ECO:0000255|HAMAP-Rule:MF_00409};
DE EC=2.7.1.130 {ECO:0000255|HAMAP-Rule:MF_00409};
DE AltName: Full=Lipid A 4'-kinase {ECO:0000255|HAMAP-Rule:MF_00409};
GN Name=lpxK {ECO:0000255|HAMAP-Rule:MF_00409}; OrderedLocusNames=RT0705;
OS Rickettsia typhi (strain ATCC VR-144 / Wilmington).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Rickettsiales;
OC Rickettsiaceae; Rickettsieae; Rickettsia; typhus group.
OX NCBI_TaxID=257363;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=ATCC VR-144 / Wilmington;
RX PubMed=11319266; DOI=10.1093/oxfordjournals.molbev.a003864;
RA Andersson J.O., Andersson S.G.E.;
RT "Pseudogenes, junk DNA, and the dynamics of Rickettsia genomes.";
RL Mol. Biol. Evol. 18:829-839(2001).
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC VR-144 / Wilmington;
RX PubMed=15317790; DOI=10.1128/jb.186.17.5842-5855.2004;
RA McLeod M.P., Qin X., Karpathy S.E., Gioia J., Highlander S.K., Fox G.E.,
RA McNeill T.Z., Jiang H., Muzny D., Jacob L.S., Hawes A.C., Sodergren E.,
RA Gill R., Hume J., Morgan M., Fan G., Amin A.G., Gibbs R.A., Hong C.,
RA Yu X.-J., Walker D.H., Weinstock G.M.;
RT "Complete genome sequence of Rickettsia typhi and comparison with sequences
RT of other Rickettsiae.";
RL J. Bacteriol. 186:5842-5855(2004).
CC -!- FUNCTION: Transfers the gamma-phosphate of ATP to the 4'-position of a
CC tetraacyldisaccharide 1-phosphate intermediate (termed DS-1-P) to form
CC tetraacyldisaccharide 1,4'-bis-phosphate (lipid IVA).
CC {ECO:0000255|HAMAP-Rule:MF_00409}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + {2-N,3-O-bis[(3R)-3-hydroxytetradecanoyl]-beta-D-
CC glucosaminyl}-(1->6)-{2-N,3-O-bis[(3R)-3-hydroxytetradecanoyl]-alpha-
CC D-glucosaminyl phosphate} = ADP + {2-N,3-O-bis[(3R)-3-
CC hydroxytetradecanoyl]-4-O-phospho-beta-D-glucosaminyl}-(1->6)-{2-N,3-
CC O-bis[(3R)-3-hydroxytetradecanoyl]-alpha-D-glucosaminyl phosphate}.;
CC EC=2.7.1.130; Evidence={ECO:0000255|HAMAP-Rule:MF_00409};
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 6/6. {ECO:0000255|HAMAP-
CC Rule:MF_00409}.
CC -!- SIMILARITY: Belongs to the LpxK family. {ECO:0000255|HAMAP-
CC Rule:MF_00409}.
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DR EMBL; AJ293328; CAC33763.1; -; Genomic_DNA.
DR EMBL; AE017197; AAU04164.1; -; Genomic_DNA.
DR RefSeq; WP_011191141.1; NC_006142.1.
DR AlphaFoldDB; P58188; -.
DR SMR; P58188; -.
DR STRING; 257363.RT0705; -.
DR EnsemblBacteria; AAU04164; AAU04164; RT0705.
DR KEGG; rty:RT0705; -.
DR eggNOG; COG1663; Bacteria.
DR HOGENOM; CLU_038816_0_0_5; -.
DR OMA; MDDGFQN; -.
DR OrthoDB; 1382484at2; -.
DR UniPathway; UPA00359; UER00482.
DR Proteomes; UP000000604; Chromosome.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0009029; F:tetraacyldisaccharide 4'-kinase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0009245; P:lipid A biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR HAMAP; MF_00409; LpxK; 1.
DR InterPro; IPR003758; LpxK.
DR InterPro; IPR027417; P-loop_NTPase.
DR PANTHER; PTHR42724; PTHR42724; 1.
DR Pfam; PF02606; LpxK; 1.
DR SUPFAM; SSF52540; SSF52540; 1.
DR TIGRFAMs; TIGR00682; lpxK; 1.
PE 3: Inferred from homology;
KW ATP-binding; Kinase; Lipid A biosynthesis; Lipid biosynthesis;
KW Lipid metabolism; Nucleotide-binding; Transferase.
FT CHAIN 1..321
FT /note="Tetraacyldisaccharide 4'-kinase"
FT /id="PRO_0000190948"
FT BINDING 54..61
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00409"
SQ SEQUENCE 321 AA; 36434 MW; 13700405DC337E8D CRC64;
MIKLLYPQFW QERNIIAYLL LPISLIYQFL SYLRTSLACP VILPAKVICV GNCSVGGTGK
TQIVIYLAKL LKAKNVSFVI ITKAYGSNIK STTIIQKWHT ALEVGDEGIM LAKYGTAIAA
KHIKDILPLI NELKPDVIIV DDFLQNPYLH KDFTIVSVDS QRLFGNRFLI PAGPLRQNPK
QVLDAADLIF LVSSNQDQIP NELTPYIDKV INAQIVPSNN IDKTKNYFAF SGIGNPQRFF
LTLENYRLNI VGHKTFPDHY NYLQADLENL YSLAKEHNAI LITTRKDYVK FNYLNNKIIC
LDVELSINNP DLLNEKIFKK A