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paper W2146108978 ✕

Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Phosphate could be used as a tool to analyse the properties of PEPC.

Taxon
Amaranthus hypochondriacusAmaranthus hypochondriacuse0
Outcome
a tool to analyse the properties of PEPCe1

Verbatim

e0

“phosphoenolpyruvate carboxylase (PEPC) from Amaranthus hypochondriacus, a NAD-ME type C4 plant”

✓ located verbatim in the source · abstract, characters 38–132
e1

“could also be used as a tool to analyse the properties of PEPC”

✓ located verbatim in the source · abstract, characters 1508–1570

Title

Marked modulation by phosphate of phosphoenolpyruvate carboxylase in leaves of Amaranthus hypochondriacus, a NAD-ME type C4 plant: decrease in malate sensitivity but no change in the phosphorylation status

J. Murmu Journal of Experimental Botany 2003. doi:10.1093/jxb/erg305

Other claims from this paper (13)
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Feeding 30 mM Pi did not change PEPC phosphorylation in Amaranthus leaves.

Taxon
A. hypochondriacusAmaranthus hypochondriacuse7
Treatment
feeding of 30 mM Pie7
Gene
PEPCe7
Outcome
phosphorylation of PEPCe7
Direction
no changee7

Not reportedComparator

Verbatim

e7

“There was no change in phosphorylation of PEPC in leaves of A. hypochondriacus due to the feeding of 30 mM Pi”

✓ located verbatim in the source · abstract, characters 1051–1160

Title

Marked modulation by phosphate of phosphoenolpyruvate carboxylase in leaves of Amaranthus hypochondriacus, a NAD-ME type C4 plant: decrease in malate sensitivity but no change in the phosphorylation status

J. Murmu Journal of Experimental Botany 2003. doi:10.1093/jxb/erg305

Other claims from this paper (13)
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Feeding with mannose decreased the light-enhanced phosphorylation of PEPC.

Taxon
Amaranthus hypochondriacusAmaranthus hypochondriacuse0
Treatment
feeding with mannosee1
Gene
PEPCe1
Outcome
light-enhanced phosphorylation of PEPCe1
Direction
decreasede1

Not reportedComparator

Verbatim

e0

“phosphoenolpyruvate carboxylase (PEPC) from Amaranthus hypochondriacus, a NAD-ME type C4 plant”

✓ located verbatim in the source · abstract, characters 38–132
e1

“However, feeding with mannose decreased the light-enhanced phosphorylation of PEPC”

✓ located verbatim in the source · abstract, characters 1162–1244

Title

Marked modulation by phosphate of phosphoenolpyruvate carboxylase in leaves of Amaranthus hypochondriacus, a NAD-ME type C4 plant: decrease in malate sensitivity but no change in the phosphorylation status

J. Murmu Journal of Experimental Botany 2003. doi:10.1093/jxb/erg305

Other claims from this paper (13)
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Mannose-mediated Pi sequestration marginally decreased PEPC activity.

Taxon
Amaranthus hypochondriacusAmaranthus hypochondriacuse0
Treatment
Pi sequestering by mannosee6
Gene
PEPCe6
Outcome
the activitye6
Direction
marginally decreasede6

Not reportedComparator

Verbatim

e0

“phosphoenolpyruvate carboxylase (PEPC) from Amaranthus hypochondriacus, a NAD-ME type C4 plant”

✓ located verbatim in the source · abstract, characters 38–132
e6

“Pi sequestering by mannose marginally decreased the activity, while markedly suppressing the light activation, of PEPC”

✓ located verbatim in the source · abstract, characters 931–1049

Title

Marked modulation by phosphate of phosphoenolpyruvate carboxylase in leaves of Amaranthus hypochondriacus, a NAD-ME type C4 plant: decrease in malate sensitivity but no change in the phosphorylation status

J. Murmu Journal of Experimental Botany 2003. doi:10.1093/jxb/erg305

Other claims from this paper (13)
Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

The changes induced by Pi in PEPC are independent of PEPC phosphorylation.

Taxon
Amaranthus hypochondriacusAmaranthus hypochondriacuse0
Outcome
changes induced by Pie1
Qualifier
independent of the phosphorylation of PEPCe1

Verbatim

e0

“phosphoenolpyruvate carboxylase (PEPC) from Amaranthus hypochondriacus, a NAD-ME type C4 plant”

✓ located verbatim in the source · abstract, characters 38–132
e1

“indicates that the changes induced by Pi are independent of the phosphorylation of PEPC”

✓ located verbatim in the source · abstract, characters 1336–1423

Title

Marked modulation by phosphate of phosphoenolpyruvate carboxylase in leaves of Amaranthus hypochondriacus, a NAD-ME type C4 plant: decrease in malate sensitivity but no change in the phosphorylation status

J. Murmu Journal of Experimental Botany 2003. doi:10.1093/jxb/erg305

Other claims from this paper (13)
Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

Pi is suggested to be an important factor regulating PEPC in vivo.

Taxon
Amaranthus hypochondriacusAmaranthus hypochondriacuse0
Gene
PEPCe1
Outcome
regulating PEPC in vivoe1
Qualifier
Pi is an important factore1

Verbatim

e0

“phosphoenolpyruvate carboxylase (PEPC) from Amaranthus hypochondriacus, a NAD-ME type C4 plant”

✓ located verbatim in the source · abstract, characters 38–132
e1

“It is suggested here that Pi is an important factor in regulating PEPC in vivo”

✓ located verbatim in the source · abstract, characters 1425–1503

Title

Marked modulation by phosphate of phosphoenolpyruvate carboxylase in leaves of Amaranthus hypochondriacus, a NAD-ME type C4 plant: decrease in malate sensitivity but no change in the phosphorylation status

J. Murmu Journal of Experimental Botany 2003. doi:10.1093/jxb/erg305

Other claims from this paper (13)
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Mannose-mediated Pi sequestration markedly suppressed the light activation of PEPC.

Taxon
Amaranthus hypochondriacusAmaranthus hypochondriacuse0
Treatment
Pi sequestering by mannosee6
Gene
PEPCe6
Outcome
the light activatione6
Direction
markedly suppressinge6

Not reportedComparator

Verbatim

e0

“phosphoenolpyruvate carboxylase (PEPC) from Amaranthus hypochondriacus, a NAD-ME type C4 plant”

✓ located verbatim in the source · abstract, characters 38–132
e6

“Pi sequestering by mannose marginally decreased the activity, while markedly suppressing the light activation, of PEPC”

✓ located verbatim in the source · abstract, characters 931–1049

Title

Marked modulation by phosphate of phosphoenolpyruvate carboxylase in leaves of Amaranthus hypochondriacus, a NAD-ME type C4 plant: decrease in malate sensitivity but no change in the phosphorylation status

J. Murmu Journal of Experimental Botany 2003. doi:10.1093/jxb/erg305

Other claims from this paper (13)
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Feeding leaves with Pi increased PEPC activity in leaf extracts.

Taxon
Amaranthus hypochondriacusAmaranthus hypochondriacuse0
Treatment
Feeding the leaves with Pie5
Gene
PEPCe5
Outcome
the activity of PEPCe5
Direction
increasede5

Not reportedComparator

Verbatim

e0

“phosphoenolpyruvate carboxylase (PEPC) from Amaranthus hypochondriacus, a NAD-ME type C4 plant”

✓ located verbatim in the source · abstract, characters 38–132
e5

“Feeding the leaves with Pi also increased the activity of PEPC in leaf extracts, while decreasing the malate sensitivity of the enzyme”

✓ located verbatim in the source · abstract, characters 776–910

Title

Marked modulation by phosphate of phosphoenolpyruvate carboxylase in leaves of Amaranthus hypochondriacus, a NAD-ME type C4 plant: decrease in malate sensitivity but no change in the phosphorylation status

J. Murmu Journal of Experimental Botany 2003. doi:10.1093/jxb/erg305

Other claims from this paper (13)
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Feeding leaves with Pi decreased the malate sensitivity of PEPC.

Taxon
Amaranthus hypochondriacusAmaranthus hypochondriacuse0
Treatment
Feeding the leaves with Pie5
Gene
PEPCe0
Outcome
the malate sensitivity of the enzymee5
Direction
decreasinge5

Not reportedComparator

Verbatim

e0

“phosphoenolpyruvate carboxylase (PEPC) from Amaranthus hypochondriacus, a NAD-ME type C4 plant”

✓ located verbatim in the source · abstract, characters 38–132
e5

“Feeding the leaves with Pi also increased the activity of PEPC in leaf extracts, while decreasing the malate sensitivity of the enzyme”

✓ located verbatim in the source · abstract, characters 776–910

Title

Marked modulation by phosphate of phosphoenolpyruvate carboxylase in leaves of Amaranthus hypochondriacus, a NAD-ME type C4 plant: decrease in malate sensitivity but no change in the phosphorylation status

J. Murmu Journal of Experimental Botany 2003. doi:10.1093/jxb/erg305

Other claims from this paper (13)
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Pi induced an almost 50-60% increase in the Km for PEP or Ka for glucose-6-phosphate of PEPC.

Taxon
Amaranthus hypochondriacusAmaranthus hypochondriacuse0
Treatment
Pie3
Gene
PEPCe0
Outcome
Km for PEP or Ka for glucose-6-phosphatee3
Direction
increasee3
Value
50-60%e3

Not reportedComparator

Verbatim

e0

“phosphoenolpyruvate carboxylase (PEPC) from Amaranthus hypochondriacus, a NAD-ME type C4 plant”

✓ located verbatim in the source · abstract, characters 38–132
e3

“Pi also induced an almost 50-60% increase in Km for PEP or Ka for glucose-6-phosphate”

✓ located verbatim in the source · abstract, characters 689–774

Title

Marked modulation by phosphate of phosphoenolpyruvate carboxylase in leaves of Amaranthus hypochondriacus, a NAD-ME type C4 plant: decrease in malate sensitivity but no change in the phosphorylation status

J. Murmu Journal of Experimental Botany 2003. doi:10.1093/jxb/erg305

Other claims from this paper (13)

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