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BRENDA support

Ligand 4'-phosphopantetheine

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Basic Ligand Information

Molecular Structure
Picture of 4'-phosphopantetheine (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
Molfile
C11H23N2O7PS
4'-phosphopantetheine
JDMUPRLRUUMCTL-VIFPVBQESA-N
Synonyms:
(R)-pantetheine 4-phosphate, 4'-phosphopanthetheine, D-4'-phosphopantetheine, pantetheine 4'-phosphate, pantetheine phosphate, pantotheine 4'-phosphate, pantotheine 4-phosphate, phosphopantetheine, phosphopantotheine

Related pathways

Pathway Source
Pathways
MetaCyc
acyl carrier protein metabolism, citrate lyase activation, coenzyme A biosynthesis I (bacteria), coenzyme A biosynthesis II (eukaryotic), coenzyme A biosynthesis III (archaea)


Show all pahtways known for Show all BRENDA pathways known for 4'-phosphopantetheine

Roles as Enzyme Ligand

In Vivo Substrate in Enzyme-catalyzed Reactions (33 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
4'-phosphopantetheine + H2O = pantetheine + phosphate
show the reaction diagram
-

In Vivo Product in Enzyme-catalyzed Reactions (5 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
ATP + pantetheine = ADP + pantetheine 4'-phosphate
show the reaction diagram
-
acyl-carrier protein + H2O = 4'-phosphopantetheine + apoprotein
show the reaction diagram
-
-
coenzyme A + H2O = adenosine 3',5'-bisphosphate + 4'-phosphopantetheine
show the reaction diagram
-
-

Substrate in Enzyme-catalyzed Reactions (59 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
4'-phosphopantetheine + H2O = pantetheine + phosphate
show the reaction diagram
-
(R)-pantetheine 4-phosphate + H2O = ?
show the reaction diagram
-
ATP + fatty acid + 4'-phosphopantetheine = AMP + diphosphate + acyl-4'-phosphopantetheine
show the reaction diagram
-

Product in Enzyme-catalyzed Reactions (28 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
feruloyl-4'-phosphopantetheine + tyramine = 4'-phosphopantetheine + feruloyltyramine
show the reaction diagram
-
-
S-acetylphosphopantetheine + deacetyl-[citrate-oxaloacetate-lyase((pro-3S)-CH2COO---acetate)] = phosphopantetheine + [citrate-oxaloacetate-lyase((pro-3S)-CH2COO---acetate)]
show the reaction diagram
-
pantetheine + ATP = D-4'-phosphopantetheine + ADP
show the reaction diagram
-
-
ATP + pantetheine = ADP + pantetheine 4'-phosphate
show the reaction diagram
-
butyrylpanthetheine phosphate + H2O = pantetheine phosphate + butyrate
show the reaction diagram
-
-
ATP + (R)-4'-phosphopantothenate + beta-mercaptoethylamine = phosphopantetheine + ADP + phosphate
show the reaction diagram
4406, -
-

Enzyme Cofactor/Cosubstrate (52 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
covalently bound
-
a 4'-phosphopantetheine carrier is found to be attached to the active site Ser of the consensus motif LGGDSI forming the thiolation site of Phe
contains 1 M 4´-phosphopantetheine per 20000 g enzyme
-
phosphopantetheinylation of recombinant apoenzyme AmbE by a purified promiscuous phosphopantetheinyl transferase Sfp at pH 7.5, 28°C
-

Activator in Enzyme-catalyzed Reactions (2 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE

Inhibitor in Enzyme-catalyzed Reactions (12 results)

3D Structure of Enzyme-Ligand-Complex (PDB) (1094 results)

EC NUMBER
ENZYME 3D STRUCTURE

Enzyme Kinetic Parameters

kcat Value (Turnover Number) (1 result)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
4.853
-
at 25°C in 75 mM HEPES (pH 7.0)

KM Value (8 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE

Ki Value (3 results)

EC NUMBER
KI VALUE [MM]
KI VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
0.037
-
pH 6.5, 37°C

References & Links

Links to other databases for 4'-phosphopantetheine

EXTERNAL LINKS