Search Results - "Keys, Alfred"

Expanding knowledge of the Rubisco kinetics variability in plant species: environmental and evolutionary trends by GALMÉS, JERONI, KAPRALOV, MAXIM V., ANDRALOJC, P. JOHN, CONESA, MIQUEL À., KEYS, ALFRED J., PARRY, MARTIN A. J., FLEXAS, JAUME

“…The present study characterizes the kinetic properties of ribulose‐1,5‐bisphosphate carboxylase/oxygenase (Rubisco) from 28 terrestrial plant species,…”
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Environmentally driven evolution of Rubisco and improved photosynthesis and growth within the C3 genus Limonium (Plumbaginaceae) by Galmés, Jeroni, Andralojc, P. John, Kapralov, Maxim V., Flexas, Jaume, Keys, Alfred J., Molins, Arántzazu, Parry, Martin A. J., Conesa, Miquel À.

“…Carbon assimilation by most ecosystems requires ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco). Its kinetic parameters are likely to have evolved in…”
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An engineered pathway for glyoxylate metabolism in tobacco plants aimed to avoid the release of ammonia in photorespiration by Carvalho, Josirley de F C, Madgwick, Pippa J, Powers, Stephen J, Keys, Alfred J, Lea, Peter J, Parry, Martin A J

“…The photorespiratory nitrogen cycle in C₃ plants involves an extensive diversion of carbon and nitrogen away from the direct pathways of assimilation. The…”
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Rubisco regulation: a role for inhibitors by Parry, Martin A. J., Keys, Alfred J., Madgwick, Pippa J., Carmo-Silva, Ana E., Andralojc, P. John

“…In photosynthesis Rubisco catalyses the assimilation of CO2 by the carboxylation of ribulose-1,5-bisphosphate. However, the catalytic properties of Rubisco are…”
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The re-assimilation of ammonia produced by photorespiration and the nitrogen economy of C3 higher plants by Keys, Alfred J

“…Photorespiration involves the conversion of glycine to serine with the release of ammonia and CO(2). In C(3) terrestrial higher plants the flux through glycine…”
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Photorespiration in C₄ grasses remains slow under drought conditions by CARMO-SILVA, ANA E, POWERS, STEPHEN J, KEYS, ALFRED J, ARRABAÇA, MARIA CELESTE, PARRY, MARTIN A.J

“…The CO₂-concentrating mechanism present in C₄ plants decreases the oxygenase activity of ribulose 1,5-bisphosphate carboxylase/oxygenase (Rubisco) and,…”
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Rubisco activity: effects of drought stress by Parry, M.A.J, Andralojc, P.J, Khan, S, Lea, P.J, Keys, A.J

“…Ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco) activity is modulated in vivo either by reaction with CO2 and Mg(2+) to carbamylate a lysine residue…”
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Rubisco specificity factor tends to be larger in plant species from drier habitats and in species with persistent leaves by Galmes, J, Flexas, J, Keys, A.J, Cifre, J, Mitchell, R.A.C, Madgwick, P.J, Haslam, R.P, Medrano, H, Parry, M.A.J

“…ABSTRACT The specificity factor of Rubisco is a measure of the relative capacities of the enzyme to catalyse carboxylation and oxygenation of ribulose…”
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Rubisco activities, properties, and regulation in three different C₄ grasses under drought by Carmo-Silva, A. Elizabete, Keys, Alfred J, Andralojc, P. John, Powers, Stephen J, Arrabaça, M. Celeste, Parry, Martin A.J

“…In C₄ plants, water deficit may decrease photosynthetic CO₂ assimilation independently of changes in stomatal conductance, suggesting decreased turnover by…”
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2-Carboxy-D-arabinitol 1-phosphate (CA1P) phosphatase: evidence for a wider role in plant Rubisco regulation by Andralojc, Paul John, Madgwick, Pippa J, Tao, Yong, Keys, Alfred, Ward, Jane L, Beale, Michael H, Loveland, Jane E, Jackson, Phil J, Willis, Antony C, Gutteridge, Steven, Parry, Martin A J

“…The genes for CA1Pase (2-carboxy-D-arabinitol-1-bisphosphate phosphatase) from French bean, wheat, Arabidopsis and tobacco were identified and cloned. The…”
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Grasses of different C₄ subtypes reveal leaf traits related to drought tolerance in their natural habitats: Changes in structure, water potential, and amino acid content by Carmo-Silva, Ana E, Francisco, Ana, Powers, Stephen J, Keys, Alfred J, Ascensão, Lia, Parry, Martin A.J, Arrabaça, Maria Celeste

“…Three grasses (Poaceae) of different C₄ subtypes, Paspalum dilatatum (NADP-malic enzyme [ME]), Cynodon dactylon (NAD-ME) and Zoysia japonica…”
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Photosynthetic assimilation of ¹⁴C into amino acids in potato (Solanum tuberosum) and asparagine in the tubers by Muttucumaru, Nira, Keys, Alfred J, Parry, Martin A. J, Powers, Stephen J, Halford, Nigel G

“…Asparagine is the predominant free amino acid in potato tubers and the present study aimed to establish whether it is imported from the leaves or synthesised…”
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Drought stress increases the production of 5-hydroxynorvaline in two C4 grasses by Carmo-Silva, Ana E, Keys, Alfred J, Beale, Michael H, Ward, Jane L, Baker, John M, Hawkins, Nathaniel D, Arrabaca, Maria Celeste, Parry, Martin A.J

“…Plants produce various compounds in response to water deficit. Here, the presence and identification of a drought-inducible non-protein amino acid in the…”
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activities of PEP carboxylase and the C₄ acid decarboxylases are little changed by drought stress in three C₄ grasses of different subtypes by Carmo-Silva, Ana E, Bernardes da Silva, Anabela, Keys, Alfred J, Parry, Martin A. J, Arrabaça, Maria C

“…The C₄ photosynthetic pathway involves the assimilation of CO₂ by phosphoenolpyruvate carboxylase (PEPC) and the subsequent decarboxylation of C₄ acids. The…”
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Evidence for recycling of inorganic phosphate by wheat chloroplasts during photosynthesis at air levels of CO2 and O2 by HOLBROOK, Gabriel P, KEYS, Alfred J

“…Phosphate recycling under photorespiratory conditions was investigated using intact wheat chloroplasts from Triticum aestivum (cv. Maris dove). A decline in…”
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Elucidating the biosynthesis of 2-carboxyarabinitol 1-phosphate through reduced expression of chloroplastic fructose 1,6-bisphosphate phosphatase and radiotracer studies with 14CO2 by Andralojc, P John, Keys, Alfred J, Kossmann, Jens, Parry, Martin A J

“…2-Carboxyarabinitol 1-phosphate limits photosynthetic CO 2 assimilation at low light because it is a potent, naturally occurring inhibitor of ribulose…”
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Professor Peter J. Lea: The man, the scientist by Azevedo, Ricardo A., Parry, Martin A. J., Keys, Alfred J., Miflin, Ben J., Davies, William J., Price, Adam H., Hirel, Bertrand

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The localisation of 2-carboxy- d-arabinitol 1-phosphate and inhibition of Rubisco in leaves of Phaseolus vulgaris L by Parry, Martin A.J, Andralojc, P.J, Lowe, Helen M, Keys, Alfred J

“…A recent controversial report suggests that the nocturnal inhibitor of Rubisco, 2-carboxy- d-arabinitol 1-phosphate (CA1P), does not bind to Rubisco in vivo…”
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Photosynthetic assimilation of ^sup 14^C into amino acids in potato (Solanumtuberosum) and asparagine in the tubers by Muttucumaru, Nira, Keys, Alfred J, Parry, Martin A; J, Powers, Stephen J, Halford, Nigel G

“…Asparagine is the predominant free amino acid in potato tubers and the present study aimed to establish whether it is imported from the leaves or synthesised…”
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Photosynthetic assimilation of super(14)C into amino acids in potato (Solanum tuberosum) and asparagine in the tubers by Muttucumaru, Nira, Keys, Alfred J, Parry, Martin AJ, Powers, Stephen J, Halford, Nigel G

“…Asparagine is the predominant free amino acid in potato tubers and the present study aimed to establish whether it is imported from the leaves or synthesised…”
Get full text