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Literature summary extracted from

  • Avasthi, U.K.; Raghavendra, A.S.
    Mutual stimulation of temperature and light effects on C(4) phosphoenolpyruvate carboxylase in leaf discs and leaves of Amaranthus hypochondriacus (2007), J. Plant Physiol., 165, 1023-1032.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
4.1.1.31 D-glucose 6-phosphate dry heat, dark, 25°C: 253% activation, 45°C: 347% activation/dry heat, light, 25°C: 400% activation, 45°C: 856% activation/wet heat, dark, 25°C: 258% activation, 45°C: 400% activation/wet heat, light, 25°C: 456% activation, 45°C: 908% activation Amaranthus hypochondriacus
4.1.1.31 phosphate dry heat, dark, 25°C: 222% activation, 45°C: 275% activation/dry heat, light, 25°C: 321% activation, 45°C: 636% activation/wet heat, dark, 25°C: 225% activation, 45°C: 315% activation/wet heat, light, 25°C: 368% activation, 45°C: 687% activation Amaranthus hypochondriacus

Inhibitors

EC Number Inhibitors Comment Organism Structure
4.1.1.31 malate dry heat, dark, 25°C: 96% inhibition, 45°C: 84% inhibition/dry heat, light, 25°C: 59% inhibition, 45°C: 31.2% inhibition/wet heat, dark, 25°C: 94%, 45°C: 76% inhibition /wet heat, light, 25°C: 46% inhibition, 45°C: 17% inhibition Amaranthus hypochondriacus

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
4.1.1.31 Mg2+
-
 Amaranthus hypochondriacus

Organism

EC Number Organism UniProt Comment Textmining
4.1.1.31 Amaranthus hypochondriacus
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
4.1.1.31 leaf
-
 Amaranthus hypochondriacus
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4.1.1.31 additional information
-
 dry heat 25°C, dark: 450 micromol/mg/chlorophyll/h, light: 944 micromol/mg/chlorophyll/h Amaranthus hypochondriacus
4.1.1.31 additional information
-
 dry heat 45°C, dark: 705 micromol/mg/chlorophyll/h, light: 1834 micromol/mg/chlorophyll/h Amaranthus hypochondriacus
4.1.1.31 additional information
-
 effect of pretreatment 25°C (dark, 30 min) + 25°C (dark, 30 min): 238 micromol/mg/chlorophyll/h (none), 15.8 micromol/mg/chlorophyll/h (1 mM malate), 623 micromol/mg/chlorophyll/h (2 mM glucose-6-phosphate) Amaranthus hypochondriacus
4.1.1.31 additional information
-
 effect of pretreatment 25°C (dark, 30 min) + 25°C (light, 30 min): 568 micromol/mg/chlorophyll/h (none), 231 micromol/mg/chlorophyll/h (1 mM malate), 2593 micromol/mg/chlorophyll/h (2 mM glucose-6-phosphate) Amaranthus hypochondriacus
4.1.1.31 additional information
-
 effect of pretreatment 45°C (dark, 30 min) + 25°C (light, 30 min): 988 micromol/mg/chlorophyll/h (none), 636 micromol/mg/chlorophyll/h (1 mM malate), 8509 micromol/mg/chlorophyll/h (2 mM glucose-6-phosphate) Amaranthus hypochondriacus
4.1.1.31 additional information
-
 wet heat 25°C, dark: 448 micromol/mg/chlorophyll/h, light: 1069 micromol/mg/chlorophyll/h Amaranthus hypochondriacus
4.1.1.31 additional information
-
 wet heat 45°C, dark: 836 micromol/mg/chlorophyll/h, light: 1942 micromol/mg/chlorophyll/h Amaranthus hypochondriacus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.1.1.31 phosphoenolpyruvate + CO2
-
 Amaranthus hypochondriacus phosphate + oxaloacetate
-
 ?

Synonyms

EC Number Synonyms Comment Organism
4.1.1.31 PEPC
-
 Amaranthus hypochondriacus
4.1.1.31 Phosphoenolpyruvate carboxylase
-
 Amaranthus hypochondriacus

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
4.1.1.31 7.3
-
-
 Amaranthus hypochondriacus