Literature summary for 5.4.99.30 extracted from

Konishi, T.; Ohnishi-Kameyama, M.; Funane, K.; Miyazaki, Y.; Konishi, T.; Ishii, T.
An arginyl residue in rice UDP-arabinopyranose mutase is required for catalytic activity and autoglycosylation (2010), Carbohydr. Res., 345, 787-791.

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Protein Variants

Protein Variants	Comment	Organism
D112N	activity is 131% of wild-type activity	Oryza sativa
R149A	activity is 154.1% of wild-type activity	Oryza sativa
R151A	no activity	Oryza sativa
R156A	activity is 0.1% of wild-type activity	Oryza sativa
R158A	activity is 5.7% of wild-type activity	Oryza sativa
R163A	activity is 2.0% of wild-type activity	Oryza sativa
R165A	activity is 131% of wild-type activity	Oryza sativa
R165K	activity is 131% of wild-type activity	Oryza sativa

Organism

Organism	UniProt	Comment	Textmining
Oryza sativa	Q6Z4G3	L. cv. Nihonbare	-
Oryza sativa	Q8H8T0	L. cv. Nihonbare	-

Posttranslational Modification

Posttranslational Modification	Comment	Organism
glycoprotein	autoglycosylation occurs at a specific arginyl residue in recombinant UDP-arabinopyranose mutase that is essential for mutase activity	Oryza sativa

Reaction

Reaction	Comment	Organism	Reaction ID
UDP-beta-L-arabinofuranose = UDP-beta-L-arabinopyranose	in functional UDP-arabinopyranose mutases a specific arginyl residue is reversibly glycosylated. This arginyl residue together with a DXD motif is required for catalytic activity	Oryza sativa	a

Source Tissue

Source Tissue	Comment	Organism	Textmining
seedling	-	Oryza sativa	-

Substrates and Products (Substrate)

Substrates	Comment Substrates	Organism	Products	Comment (Products)	Rev.	Reac.
UDP-beta-L-arabinofuranose	in functional UDP-arabinopyranose mutases a specific arginyl residue is reversibly glycosylated. This arginyl residue together with a DXD motif is required for catalytic activity	Oryza sativa	UDP-beta-L-arabinopyranose	-	r

Synonyms

Synonyms	Comment	Organism
Os03g0599800 protein	-	Oryza sativa
Os07g0604800 protein	-	Oryza sativa
OsUAM1	-	Oryza sativa
OsUAM3	-	Oryza sativa

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Release 2023.1 (January 2023)