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Ligand O-phospho-L-threonine

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Basic Ligand Information

Molecular Structure
Picture of O-phospho-L-threonine (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
Molfile
C4H10NO6P
O-phospho-L-threonine
USRGIUJOYOXOQJ-GBXIJSLDSA-N
Synonyms:
L-phosphothreonine, L-threonine O-3-phosphate, O-phosphothreonine, phospho-L-threonine, phospho-threonine, phosphothreonine

Related pathways

Pathway Source
Pathways
MetaCyc
aminopropanol phosphate biosynthesis I


Show all pahtways known for Show all BRENDA pathways known for O-phospho-L-threonine

Roles as Enzyme Ligand

In Vivo Substrate in Enzyme-catalyzed Reactions (3 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
L-threonine O-3-phosphate = (R)-1-aminopropan-2-yl phosphate + CO2
show the reaction diagram
-

In Vivo Product in Enzyme-catalyzed Reactions (1 result)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
ATP + L-threonine = ADP + O-phospho-L-threonine
show the reaction diagram
-
-

Substrate in Enzyme-catalyzed Reactions (33 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
O-phospho-L-threonine + H2O = L-threonine + phosphate
show the reaction diagram
-
L-threonine O-3-phosphate = (R)-1-aminopropan-2-yl phosphate + CO2
show the reaction diagram
-
ATP + O-phospho-L-threonine + tRNACys = AMP + diphosphate + O-phospho-L-threonyl-tRNACys
show the reaction diagram
-

Product in Enzyme-catalyzed Reactions (2 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
ATP + L-threonine = ADP + O-phospho-L-threonine
show the reaction diagram
-
-
diphosphate + L-threonine = phosphate + O-phospho-L-threonine
show the reaction diagram
-
-

Inhibitor in Enzyme-catalyzed Reactions (2 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
10 mM, 65% inhibition
-
35% inhibition at 10 mM
-

3D Structure of Enzyme-Ligand-Complex (PDB) (8935 results)

EC NUMBER
ENZYME 3D STRUCTURE

Enzyme Kinetic Parameters

kcat Value (Turnover Number) (4 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
0.0004
-
at 30°C, in 50 mM Tris (pH 7.5), with 5 mM MgCl2

KM Value (5 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
1.18
-
-
0.117
-
at 30°C, in 50 mM Tris (pH 7.5), with 5 mM MgCl2

References & Links

Links to other databases for O-phospho-L-threonine

EXTERNAL LINKS