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Id Subject Object Predicate Lexical cue
T1 0-16 Sentence denotes Sugar transport.
T1 0-16 Sentence denotes Sugar transport.
T2 17-129 Sentence denotes Properties of mutant bacteria defective in proteins of the phosphoenolpyruvate: sugar phosphotransferase system.
T2 17-129 Sentence denotes Properties of mutant bacteria defective in proteins of the phosphoenolpyruvate: sugar phosphotransferase system.
T3 130-366 Sentence denotes The bacterial phosphotransferase system (PTS) catalyzes the transfer of the phosphoryl group from phosphoenolpyruvate to its sugar substrates, PTS sugars, concomitant with the translocation of these sugars across the bacterial membrane.
T3 130-366 Sentence denotes The bacterial phosphotransferase system (PTS) catalyzes the transfer of the phosphoryl group from phosphoenolpyruvate to its sugar substrates, PTS sugars, concomitant with the translocation of these sugars across the bacterial membrane.
T4 367-631 Sentence denotes The phosphorylation of a given sugar requires four proteins, two general proteins, Enzyme I, and the histidine-containing phosphocarrier protein of the PTS (HPr), used for all sugars, and a pair of proteins specific for that sugar, designated an Enzyme II complex.
T4 367-631 Sentence denotes The phosphorylation of a given sugar requires four proteins, two general proteins, Enzyme I, and the histidine-containing phosphocarrier protein of the PTS (HPr), used for all sugars, and a pair of proteins specific for that sugar, designated an Enzyme II complex.
T5 632-972 Sentence denotes The phosphotransferase system has been implicated in regulating the induction of synthesis of some catabolic enzyme systems required for the utilization of sugars that are not substrates of the phosphotransferase system, and this and the accompanying reports are concerned with this phenomenon in Salmonell typhimurium and Escherichia coli.
T5 632-972 Sentence denotes The phosphotransferase system has been implicated in regulating the induction of synthesis of some catabolic enzyme systems required for the utilization of sugars that are not substrates of the phosphotransferase system, and this and the accompanying reports are concerned with this phenomenon in Salmonell typhimurium and Escherichia coli.
T6 973-1163 Sentence denotes Mutants defective in Enzyme I (ptsI), HPr (ptsH), and certain Enzymes II were isolated, and their abilities to ferment and grow on a wide range of sugars and other compounds were determined.
T6 973-1163 Sentence denotes Mutants defective in Enzyme I (ptsI), HPr (ptsH), and certain Enzymes II were isolated, and their abilities to ferment and grow on a wide range of sugars and other compounds were determined.
T7 1164-1404 Sentence denotes The mutants showed the expected properties on PTS sugars, but in addition, ptsH and tight ptsI mutants were unable to utilize certain non-PTS sugars, including maltose, melibiose, glycerol, glycerol-P, mannose-6-P, and, in E. coli, lactose.
T7 1164-1404 Sentence denotes The mutants showed the expected properties on PTS sugars, but in addition, ptsH and tight ptsI mutants were unable to utilize certain non-PTS sugars, including maltose, melibiose, glycerol, glycerol-P, mannose-6-P, and, in E. coli, lactose.
T8 1405-1561 Sentence denotes Leaky Enzyme I mutants could utilize these carbohydrates, but were unable to use them in the presence of a PTS sugar such as methyl alpha-D-glucopyranoside.
T8 1405-1561 Sentence denotes Leaky Enzyme I mutants could utilize these carbohydrates, but were unable to use them in the presence of a PTS sugar such as methyl alpha-D-glucopyranoside.
T9 1562-1810 Sentence denotes In accord with the results reported by other laboratories, the inability of the mutants to utilize the non-PTS sugars was explained by the fact that these cells could not be normally induced to synthesize the corresponding catabolic enzyme systmes.
T9 1562-1810 Sentence denotes In accord with the results reported by other laboratories, the inability of the mutants to utilize the non-PTS sugars was explained by the fact that these cells could not be normally induced to synthesize the corresponding catabolic enzyme systmes.
T10 1811-1865 Sentence denotes This phenomenon is designated PTS-mediated repression.
T10 1811-1865 Sentence denotes This phenomenon is designated PTS-mediated repression.
T11 1866-2111 Sentence denotes PTS-mediated repression was also observed in wild type cells, but by comparing wild type and leaky pts mutants it was shown that the sensitivity to repression by PTS sugars was greatest in mutants containing the lowest levels of Enzyme I or HPr.
T11 1866-2111 Sentence denotes PTS-mediated repression was also observed in wild type cells, but by comparing wild type and leaky pts mutants it was shown that the sensitivity to repression by PTS sugars was greatest in mutants containing the lowest levels of Enzyme I or HPr.
T12 2112-2317 Sentence denotes Furthermore, ptsI mutants containing a second site mutation in a gene for an Enzyme II were not repressed by the sugar substrate of that Enzyme II, although repression by other PTS sugars was not affected.
T12 2112-2317 Sentence denotes Furthermore, ptsI mutants containing a second site mutation in a gene for an Enzyme II were not repressed by the sugar substrate of that Enzyme II, although repression by other PTS sugars was not affected.
T13 2318-2483 Sentence denotes Transport and other studies further indicated that neither appreciable uptake nor metabolism of the PTS sugars was required for these compounds to effect repression.
T13 2318-2483 Sentence denotes Transport and other studies further indicated that neither appreciable uptake nor metabolism of the PTS sugars was required for these compounds to effect repression.
T14 2484-2590 Sentence denotes The ptsH mutants showed the same phenotypic properties as the ptsI mutants with some important exceptions.
T14 2484-2590 Sentence denotes The ptsH mutants showed the same phenotypic properties as the ptsI mutants with some important exceptions.
T15 2591-2651 Sentence denotes First, they could ferment and grow on a PTS sugar, fructose.
T15 2591-2651 Sentence denotes First, they could ferment and grow on a PTS sugar, fructose.
T16 2652-2812 Sentence denotes Second, after growth on fructose, (and to a lesser extent on glucose or mannose), such mutants were capable of utilizing other PTS sugars for a few generations.
T16 2652-2812 Sentence denotes Second, after growth on fructose, (and to a lesser extent on glucose or mannose), such mutants were capable of utilizing other PTS sugars for a few generations.
T17 2813-3004 Sentence denotes Third, growth of the ptsH mutants on fructose relieved PTS-mediated repression; after growth on fructose, but not on lactate, the mutants could grow for several generations on non-PTS sugars.
T17 2813-3004 Sentence denotes Third, growth of the ptsH mutants on fructose relieved PTS-mediated repression; after growth on fructose, but not on lactate, the mutants could grow for several generations on non-PTS sugars.
T18 3005-3193 Sentence denotes Preliminary experiments indicated that growth on fructose resulted in the formation of one or more proteins that could substitute for HPr in the utilization of both PTS and non-PTS sugars.
T18 3005-3193 Sentence denotes Preliminary experiments indicated that growth on fructose resulted in the formation of one or more proteins that could substitute for HPr in the utilization of both PTS and non-PTS sugars.