Literature summary for 2.3.2.27 extracted from

Wiborg, J.; OShea, C.; Skriver, K.
Biochemical function of typical and variant Arabidopsis thaliana U-box E3 ubiquitin-protein ligases (2008), Biochem. J., 413, 447-457.

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Protein Variants

Protein Variants	Comment	Organism
W266H	mutation results in loss of activity with family 13 Ubc enzymes	Arabidopsis thaliana

Organism

Organism	UniProt	Comment	Textmining
Arabidopsis thaliana	Q9LQ92	isoform PUB54	-

Substrates and Products (Substrate)

Substrates	Comment Substrates	Organism	Products	Comment (Products)	Rev.	Reac.
[PUB54-RING domain-ubiquitin-carrier protein Ubc13]-S-ubiquitinyl-L-cysteine + [acceptor protein]-L-lysine	ubiquitination activity is seen with both family-4/5 UBC enzymes, encoded by At2g16740 and At5g53300 and both family-13 UBC enzymes, encoded by At1g78870 and At16890	Arabidopsis thaliana	[PUB54-RING domain-ubiquitin-carrier protein Ubc13]-L-cysteine + [acceptor protein]-N6-ubiquitinyl-L-lysine	-	?
[PUB54-RING domain-ubiquitin-carrier protein Ubc4/5]-S-ubiquitinyl-L-cysteine + [acceptor protein]-L-lysine	ubiquitination activity is seen with both family-4/5 UBC enzymes and both family-13 UBC enzymes	Arabidopsis thaliana	[PUB54-RING domain-ubiquitin-carrier protein Ubc4/5]-L-cysteine + [acceptor protein]-N6-ubiquitinyl-L-lysine	-	?

Synonyms

Synonyms	Comment	Organism
PUB54	-	Arabidopsis thaliana

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Release 2023.1 (January 2023)