Ligand N,N',N'',N'''-tetraacetylchitotetraose

Please wait a moment until all data is loaded. This message will disappear when all data is loaded.

Basic Ligand Information

Molecular Structure
Picture of N,N',N'',N'''-tetraacetylchitotetraose (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C32H54N4O21
N,N',N'',N'''-tetraacetylchitotetraose
PFZKWTWCVGDJQC-AOMJWMKZSA-N
Synonyms:
(GlcNAc)4, beta-D-N,N',N'',N'''-tetraacetylchitotetraose, beta-D-N,N',N'',N'''-tetracetylchitotetraose, beta-N,N',N'',N'''-tetraacetylchitotetraose, GlcNAc-beta-(1-4)-GlcNAc-beta-(1-4)-GlcN-beta-(1-4)-GlcNAc, GlcNAc-beta-(1-4)-GlcNAc-beta-(1-4)-GlcNAc-beta-(1-4)-GlcNAc, GlcNAc-beta-(1->4)-GlcNAc-beta-(1->4)-GlcN-beta-(1->4)-GlcNAc, GlcNAc-beta-(1->4)-GlcNAc-beta-(1->4)-GlcNAc-beta-(1->4)-GlcNAc, GlcNAc-beta-1,4-GlcNAc-beta-1,4-GlcN-beta-1,4-GlcNAc, GlcNAc-beta-1,4-GlcNAc-beta-1,4-GlcNAc-beta-1,4-GlcNAc, GlcNAc-beta-1,4GlcNAc-beta-1,4GlcNAc-beta-1,4GlcNAc, GlcNAcbeta(1-4)GlcNAcbeta(1-4)GlcNAcbeta(1-4)-GlcNAc, GlcNAcbeta(1-4)GlcNAcbeta(1-4)GlcNAcbeta(1-4)GlcNAc, GlcNAcbeta(1-4)GlcNAcbeta(1-4)GlcNbeta(1-4)GlcNAc, GlcNAcbeta(1->4)GlcNAcbeta(1->4)GlcNAcbeta(1->4)GlcNAc, GlcNAcbeta(1->4)GlcNAcbeta(1->4)GlcNAcbeta(1->4)GlcNAcbeta, N,N',N'',N'''-tetraacetyl-beta-D-chitotetraose, N, N', N'', N'''-tetraacetylchitotetraose, N,N',N'',N'''-tetracetyl-beta-D-chitotetraose, N-acetylchitotetraose, tetra-N-acetyl-beta-D-glucosamine, tetra-N-acetyl-chitotetraose, tetra-N-acetylchitotetraose, tetraacetylchitotetraose, Tetramers of N-acetylglucosamine, tetra N-acetyl-beta-chitotetraose, [(1->4)-beta-N-acetyl-D-glucosaminyl]n

Roles as Enzyme Ligand

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

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
N,N',N'',N'''-tetraacetylchitotetraose + H2O = N,N'-diacetylchitobiose
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
colloidal chitin + H2O = N,N'-diacetyl-beta-D-chitobiose + N,N',N'''-triacetyl-beta-D-chitotriose + N,N',N'',N'''-tetracetyl-beta-D-chitotetraose
show the reaction diagram
-
-

Substrate in Enzyme-catalyzed Reactions (49 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
N, N', N'', N'''-tetraacetylchitotetraose + H2O = 2 N,N'-diacetylchitobiose
show the reaction diagram
-
N,N',N'',N'''-tetraacetylchitotetraose + H2O = 2 N,N'-diacetylchitobiose
show the reaction diagram
-
N,N',N'',N'''-tetraacetylchitotetraose + H2O = 2 N,N'-diacetylchitobiose
show the reaction diagram
-

Product in Enzyme-catalyzed Reactions (37 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
4-methylumbelliferyl tetra N-acetyl-beta-chitotetraoside + H2O = 4-methylumbelliferol + tetra N-acetyl-beta-chitotetraose
show the reaction diagram
-
-
GlcNAc-beta-1,4-GlcNAc-beta-1,4-GlcNAc-beta-1,4-GlcNAc + H2O = GlcNAc-beta-1,4-GlcNAc-beta-1,4-GlcN-beta-1,4-GlcNAc + acetate
show the reaction diagram
-
-

Activator in Enzyme-catalyzed Reactions (1 result)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
chitin pentamer, activation of PAL in leaves
-

Inhibitor in Enzyme-catalyzed Reactions (5 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
substrate inhibition
-

Enzyme Kinetic Parameters

kcat Value (Turnover Number) (4 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
0.24
-
pH 7.0, 37°C

KM Value (11 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
0.13
-
pH 6, 95°C
0.38
-
-

Ki Value (2 results)

EC NUMBER
KI VALUE [MM]
KI VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
5.89
-
pH 6, 95°C
0.09
-
pH 7.5, 37°C

References & Links

Links to other databases for N,N',N'',N'''-tetraacetylchitotetraose

ChEBI
PubChem
-
PubChem