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rfaI rfaI ghmA ghmA malZ malZ lpxH lpxH pagP pagP ybiP ybiP nanH nanH lpxK lpxK htrB htrB acpP acpP STM1559 STM1559 STM1560 STM1560 treA treA msbB msbB otsA otsA otsB otsB yeiU yeiU yfbE yfbE pmrF pmrF rfaJ rfaJ rfaY rfaY rfaZ rfaZ yaeD yaeD lpxB lpxB lpxA lpxA fabZ fabZ lpxD lpxD lpxC lpxC rfaK rfaK rfaL rfaL rfaC rfaC rfaF rfaF rfaD rfaD malS malS yhjW yhjW treF treF rfaE rfaE iacP iacP ddg ddg arnF arnF arnE arnE pqaB pqaB arnD arnD yfbG yfbG treR treR treC treC fbp fbp yjdB yjdB yijP yijP glmU glmU kdtA kdtA rfaQ rfaQ rfaP rfaP rfaB rfaB
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query proteins and first shell of interactors
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second shell of interactors
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proteins of unknown 3D structure
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a 3D structure is known or predicted
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rfaIUDP-D-galactose:(glucosyl)lipopolysaccharide- alpha-1,3-D-galactosyltransferase; Adds the galactose(I) group on the glucose(I) group of LPS. (337 aa)
ghmAPhosphoheptose isomerase; Catalyzes the isomerization of sedoheptulose 7-phosphate in D-glycero-D-manno-heptose 7-phosphate; Belongs to the SIS family. GmhA subfamily. (192 aa)
malZSimilar to E. coli maltodextrin glucosidase (AAC73506.1); Blastp hit to AAC73506.1 (605 aa), 83% identity in aa 2 - 605; Belongs to the glycosyl hydrolase 13 family. (605 aa)
lpxHUDP-2,3-diacylglucosamine hydrolase; Hydrolyzes the pyrophosphate bond of UDP-2,3- diacylglucosamine to yield 2,3-diacylglucosamine 1-phosphate (lipid X) and UMP by catalyzing the attack of water at the alpha-P atom. Involved in the biosynthesis of lipid A, a phosphorylated glycolipid that anchors the lipopolysaccharide to the outer membrane of the cell. (240 aa)
pagPPhoPQ-activated gene; Transfers a palmitate residue from the sn-1 position of a phospholipid to the N-linked hydroxymyristate on the proximal unit of lipid A or its precursors. Required for resistance to cationic antimicrobial peptides (CAMPs). Modifications of lipid A with a palmitate chain allow to evade host immune defenses by resisting antimicrobial peptides and attenuating the inflammatory response to infection triggered by lipopolysaccharide through the Toll-like receptor 4 (TLR4) signal transduction pathway. (190 aa)
ybiPPutative integral membrane protein; Similar to E. coli putative enzyme (AAC73902.1); Blastp hit to AAC73902.1 (527 aa), 84% identity in aa 1 - 526. (526 aa)
nanHSialidase; Cleaves the terminal sialic acid (N-acetyl neuraminic acid) from carbohydrate chains in glycoproteins providing free sialic acid which can be used as carbon and energy sources. Sialidases have been suggested to be pathogenic factors in microbial infections. (412 aa)
lpxKTetraacyldisaccharide 4' kinase; Transfers the gamma-phosphate of ATP to the 4'-position of a tetraacyldisaccharide 1-phosphate intermediate (termed DS-1-P) to form tetraacyldisaccharide 1,4'-bis-phosphate (lipid IVA). (325 aa)
htrBLauroyl/myristoyl acyltransferase involved in lipid A biosynthesis; Catalyzes the transfer of laurate from lauroyl-acyl carrier protein (ACP) to Kdo(2)-lipid IV(A) to form Kdo(2)-(lauroyl)-lipid IV(A). (306 aa)
acpPAcyl carrier protein; Carrier of the growing fatty acid chain in fatty acid biosynthesis; Belongs to the acyl carrier protein (ACP) family. (78 aa)
STM1559Putative glycosyl hydrolase; Similar to E. coli trehalase 6-P hydrolase (AAC77196.1); Blastp hit to AAC77196.1 (551 aa), 36% identity in aa 41 - 129, 25% identity in aa 149 - 210, 37% identity in aa 356 - 379. (842 aa)
STM1560Putative alpha amylase; Similar to E. coli 1,4-alpha-glucan branching enzyme (AAC76457.1); Blastp hit to AAC76457.1 (728 aa), 30% identity in aa 235 - 407, 28% identity in aa 524 - 576. (594 aa)
treATrehalase, periplasmic; Provides the cells with the ability to utilize trehalose at high osmolarity by splitting it into glucose molecules that can subsequently be taken up by the phosphotransferase-mediated uptake system; Belongs to the glycosyl hydrolase 37 family. (570 aa)
msbBMyristoyl transferase in lipid A biosynthesis; Catalyzes the transfer of myristate from myristoyl-acyl carrier protein (ACP) to Kdo(2)-(lauroyl)-lipid IV(A) to form Kdo(2)- lipid A. (323 aa)
otsATrehalose-6-phosphate synthase; Probably involved in the osmoprotection via the biosynthesis of trehalose. Catalyzes the transfer of glucose from UDP-alpha-D- glucose (UDP-Glc) to D-glucose 6-phosphate (Glc-6-P) to form trehalose- 6-phosphate. Acts with retention of the anomeric configuration of the UDP-sugar donor; Belongs to the glycosyltransferase 20 family. (473 aa)
otsBTrehalose-6-phosphate phophatase, biosynthetic; Removes the phosphate from trehalose 6-phosphate to produce free trehalose. (267 aa)
yeiUPutative permease; Involved in the modification of the lipid A domain of lipopolysaccharides (LPS). Transfers a phosphate group from undecaprenyl pyrophosphate (C55-PP) to lipid A to form lipid A 1- diphosphate. Contributes to the recycling of undecaprenyl phosphate (C55-P); Belongs to the LpxT phosphotransferase family. (239 aa)
yfbEPutative DegT/DnrJ/EryC1/StrS family; Catalyzes the conversion of UDP-4-keto-arabinose (UDP-Ara4O) to UDP-4-amino-4-deoxy-L-arabinose (UDP-L-Ara4N). The modified arabinose is attached to lipid A and is required for resistance to polymyxin and cationic antimicrobial peptides (By similarity); Belongs to the DegT/DnrJ/EryC1 family. ArnB subfamily. (385 aa)
pmrFPutative glycosyl transferase; Catalyzes the transfer of 4-deoxy-4-formamido-L-arabinose from UDP to undecaprenyl phosphate. The modified arabinose is attached to lipid A and is required for resistance to polymyxin and cationic antimicrobial peptides. Plays an important role in pathogenesis by providing resistance to antimicrobial peptides within macrophages or at other anatomic sites encountered during infection. Belongs to the glycosyltransferase 2 family. (327 aa)
rfaJUDP-D-glucose:(galactosyl)lipopolysaccharide glucosyltransferase; Adds the glucose(II) group on the galactose(I) group of LPS. (336 aa)
rfaYLipopolysaccharide core biosynthesis protein; Catalyzes the phosphorylation of heptose(II) of the outer membrane lipopolysaccharide core; Belongs to the protein kinase superfamily. RfaY/WaaY family. (232 aa)
rfaZLipopolysaccharide core biosynthesis protein RFAZ. (SW:RFAZ_SALTY). (269 aa)
yaeDPutative dehydratase; Converts the D-glycero-beta-D-manno-heptose 1,7-bisphosphate intermediate into D-glycero-beta-D-manno-heptose 1-phosphate by removing the phosphate group at the C-7 position; Belongs to the GmhB family. (188 aa)
lpxBtetraacyldisaccharide-1-P; Condensation of UDP-2,3-diacylglucosamine and 2,3- diacylglucosamine-1-phosphate to form lipid A disaccharide, a precursor of lipid A, a phosphorylated glycolipid that anchors the lipopolysaccharide to the outer membrane of the cell. (382 aa)
lpxAUDP-N-acetylglucosamine acetyltransferase; Involved in the biosynthesis of lipid A, a phosphorylated glycolipid that anchors the lipopolysaccharide to the outer membrane of the cell. (262 aa)
fabZ(3R)-hydroxymyristol acyl carrier protein dehydratase; Involved in unsaturated fatty acids biosynthesis. Catalyzes the dehydration of short chain beta-hydroxyacyl-ACPs and long chain saturated and unsaturated beta-hydroxyacyl-ACPs (By similarity). (151 aa)
lpxDUDP-3-O-(3-hydroxymyristoyl)-glucosamine n-acyltransferase; Catalyzes the N-acylation of UDP-3-O- (hydroxytetradecanoyl)glucosamine using 3-hydroxytetradecanoyl-ACP as the acyl donor. Is involved in the biosynthesis of lipid A, a phosphorylated glycolipid that anchors the lipopolysaccharide to the outer membrane of the cell. (341 aa)
lpxCUDP-3-O-acyl N-acetylglucosamine deacetylase; Catalyzes the hydrolysis of UDP-3-O-myristoyl-N- acetylglucosamine to form UDP-3-O-myristoylglucosamine and acetate, the committed step in lipid A biosynthesis; Belongs to the LpxC family. (305 aa)
rfaKPutative hexose transferase; Adds the terminal N-acetyl-D-glucosamine group on the glucose(II) group of LPS; Belongs to the glycosyltransferase group 1 family. Glycosyltransferase 4 subfamily. (381 aa)
rfaLO-antigen ligase; Adds the O-antigen on the glucose(II) group of LPS. (404 aa)
rfaCHeptosyl transferase I; Heptose transfer to the lipopolysaccharide core. It transfers the innermost heptose to [4'-P](3-deoxy-D-manno-octulosonic acid)2-IVA; Belongs to the glycosyltransferase 9 family. (317 aa)
rfaFADP-heptose; AFP-heptose--lps heptosyltransferase II. (SW:RFAF_SALTY). (348 aa)
rfaDADP-L-glycero-D-mannoheptose-6-epimerase; Catalyzes the interconversion between ADP-D-glycero-beta-D- manno-heptose and ADP-L-glycero-beta-D-manno-heptose via an epimerization at carbon 6 of the heptose. (310 aa)
malSAlpha-amylase; Similar to E. coli alpha-amylase (AAC76595.1); Blastp hit to AAC76595.1 (676 aa), 81% identity in aa 1 - 676. (675 aa)
yhjWPutative membrane-associated metal-dependent hydrolase; Catalyzes the addition of a phosphoethanolamine (pEtN) moiety to the outer 3-deoxy-D-manno-octulosonic acid (Kdo) residue of a Kdo(2)-lipid A. Phosphatidylethanolamines with one unsaturated acyl group functions as pEtN donors and the reaction releases diacylglycerol. (563 aa)
treFCytoplasmic trehalase; Hydrolyzes trehalose to glucose. Could be involved, in cells returning to low osmolarity conditions, in the utilization of the accumulated cytoplasmic trehalose, which was synthesized in response to high osmolarity. (549 aa)
rfaEPutative sugar nucleotide transferase domain of ADP-L-glycero-D-manno-heptose synthase; Catalyzes the phosphorylation of D-glycero-D-manno-heptose 7- phosphate at the C-1 position to selectively form D-glycero-beta-D- manno-heptose-1,7-bisphosphate; In the N-terminal section; belongs to the carbohydrate kinase PfkB family. (477 aa)
iacPPutative acyl carrier protein; Acyl carrier protein. (82 aa)
ddgCold shock-induced palmitoleoyl transferase; Catalyzes the transfer of palmitoleate from palmitoleoyl-acyl carrier protein (ACP) to Kdo(2)-lipid IV(A) to form Kdo(2)- (palmitoleoyl)-lipid IV(A); Belongs to the LpxL/LpxM/LpxP family. LpxP subfamily. (306 aa)
arnFPutative inner membrane protein; Translocates 4-amino-4-deoxy-L-arabinose-phosphoundecaprenol (alpha-L-Ara4N-phosphoundecaprenol) from the cytoplasmic to the periplasmic side of the inner membrane. (125 aa)
arnEPutative inner membrane protein; Translocates 4-amino-4-deoxy-L-arabinose-phosphoundecaprenol (alpha-L-Ara4N-phosphoundecaprenol) from the cytoplasmic to the periplasmic side of the inner membrane; Belongs to the ArnE family. (111 aa)
pqaBPutative melittin resistance protein; Catalyzes the transfer of the L-Ara4N moiety of the glycolipid undecaprenyl phosphate-alpha-L-Ara4N to lipid A. The modified arabinose is attached to lipid A and is required for resistance to polymyxin and cationic antimicrobial peptides. Belongs to the glycosyltransferase 83 family. (548 aa)
arnDPutative cytoplasmic protein; Catalyzes the deformylation of 4-deoxy-4-formamido-L- arabinose-phosphoundecaprenol to 4-amino-4-deoxy-L-arabinose- phosphoundecaprenol. The modified arabinose is attached to lipid A and is required for resistance to polymyxin and cationic antimicrobial peptides (Probable). (299 aa)
yfbGPutative transformylase; Bifunctional enzyme that catalyzes the oxidative decarboxylation of UDP-glucuronic acid (UDP-GlcUA) to UDP-4-keto- arabinose (UDP-Ara4O) and the addition of a formyl group to UDP-4- amino-4-deoxy-L-arabinose (UDP-L-Ara4N) to form UDP-L-4-formamido- arabinose (UDP-L-Ara4FN). The modified arabinose is attached to lipid A and is required for resistance to polymyxin and cationic antimicrobial peptides (By similarity); In the N-terminal section; belongs to the Fmt family. UDP- L-Ara4N formyltransferase subfamily. (660 aa)
treRTranscriptional repressor of treABC; Repressor of the treBC operon. It is able to bind trehalose- 6-phosphate. (315 aa)
treCTrehalose- 6-P hydrolase; Alternative inducer of maltose system; cytoplasmic; similar to E. coli trehalase 6-P hydrolase (AAC77196.1); Blastp hit to AAC77196.1 (551 aa), 84% identity in aa 1 - 551. (550 aa)
fbpSimilar to E. coli fructose-bisphosphatase (AAC77189.1); Blastp hit to AAC77189.1 (332 aa), 97% identity in aa 1 - 332. (332 aa)
yjdBPutative integral membrane protein; Catalyzes the addition of a phosphoethanolamine moiety to the lipid A. The phosphoethanolamine modification is required for resistance to polymyxin; Belongs to the phosphoethanolamine transferase family. EptA subfamily. (547 aa)
yijPPutative integral membrane protein; Catalyzes the addition of a phosphoethanolamine moiety to the outer membrane lipopolysaccharide core; Belongs to the phosphoethanolamine transferase family. EptC/CptA subfamily. (577 aa)
glmUN-acetyl glucosamine-1-phosphate uridyltransferase; Catalyzes the last two sequential reactions in the de novo biosynthetic pathway for UDP-N-acetylglucosamine (UDP-GlcNAc). The C- terminal domain catalyzes the transfer of acetyl group from acetyl coenzyme A to glucosamine-1-phosphate (GlcN-1-P) to produce N- acetylglucosamine-1-phosphate (GlcNAc-1-P), which is converted into UDP-GlcNAc by the transfer of uridine 5-monophosphate (from uridine 5- triphosphate), a reaction catalyzed by the N-terminal domain. In the C-terminal section; belongs to the transferase hexapeptide repeat family. (456 aa)
kdtA3-deoxy-D-manno-octulosonic-acid transferase; Involved in lipopolysaccharide (LPS) biosynthesis. Catalyzes the transfer of 3-deoxy-D-manno-octulosonate (Kdo) residue(s) from CMP- Kdo to lipid IV(A), the tetraacyldisaccharide-1,4'-bisphosphate precursor of lipid A; Belongs to the glycosyltransferase group 1 family. (425 aa)
rfaQModification of heptose region of core; similar to E. coli lipopolysaccharide core biosynthesis (AAC76656.1); Blastp hit to AAC76656.1 (344 aa), 78% identity in aa 1 - 344. (344 aa)
rfaPLipopolysaccharide core biosynthesis protein; Catalyzes the phosphorylation of heptose(I) of the outer membrane lipopolysaccharide core. (265 aa)
rfaBUDP-D-galactose:(glucosyl)lipopolysaccharide-1, 6-D-galactosyltransferase; Adds a galactose goup to a glucose group of LPS; Belongs to the glycosyltransferase group 1 family. Glycosyltransferase 4 subfamily. (359 aa)
Your Current Organism:
Salmonella enterica Typhimurium
NCBI taxonomy Id: 99287
Other names: S. enterica subsp. enterica serovar Typhimurium str. LT2, Salmonella enterica subsp. enterica serovar Typhimurium LT2, Salmonella enterica subsp. enterica serovar Typhimurium str. LT2, Salmonella enterica subsp. enterica serovar Typhimurium strain LT2, Salmonella enterica subsp. enterica serovar Typhimurium strain LT2-LTL2, Salmonella typhimurium LT2
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