CSDB glycosyltransferase search

5 glycosyltransferase activities have been found.
Please note that CSDB GT database covers only a few species: Arabidopsis thaliana, Escherichia coli, Saccharomyces cerevisiae, Acinetobacter baumannii.

Enzyme / Gene Activity Object References
Enzyme name: TBL3
UniProt ID: Q8LED3

Gene name: TBL3/AT5G01360
Gene GenBank ID: 830298
Synthesized dimer: Ac(1-3)bDXylp


Status: indirect evidence in vivo
Confirmation methods: double mutation
ID: 1867
Notes: The tbl3/tbl31 double mutant had a specific reduction in 3-O-monoacetylation of xylan.
Organism (ID 9805): Arabidopsis thaliana
Organ/tissue: stem

Full structure (ID 34251):
Yuan et al. 2016a
DOI: 10.1093/pcp/pcv172
Enzyme name: TBL31

Gene name: TBL33/AT1G73140
Gene GenBank ID: 843645
Synthesized dimer: Ac(1-3)bDXylp


Status: indirect evidence in vivo
Confirmation methods: double mutation
ID: 1868
Notes: The tbl3/tbl31 double mutant had a specific reduction in 3-O-monoacetylation of xylan.
Organism (ID 9805): Arabidopsis thaliana
Organ/tissue: stem

Full structure (ID 34251):
Enzyme name: TBL29 / ESK1
UniProt ID: Q9LY46.1

Gene name: ESK1 / AT3G55990
Gene GenBank ID: 824765
Synthesized dimer: Ac(1-3)bDXylp


Donor (ID 34252): Ac(1-?)Subst // Subst = CoA (substituted at S)

Acceptor (ID 34253): -4)bDXylp(1-

Status: semi-direct evidence in vivo
Confirmation methods: in vitro (purified protein), mutation
ID: 1870
Notes: TBL29 / ESK1 predominantly transfers the acetyl group to 2C of bDXylp. TBL29/ESK1
adds up to five acetyl groups to xylooligosaccharides with n ≥13. The levels
of 2-O- and 3-O-monoacetylation of xylosyl residues in xylan are specifically reduced
in the esk1 mutant. An idealized structure is shown.
Organism (ID 9805): Arabidopsis thaliana
Organ/tissue: stem

Full structure (ID 34254):
Urbanowicz et al. 2014
DOI: 10.1111/tpj.12643

Yuan et al. 2016b
DOI: 10.1371/journal.pone.0146460

Yuan et al. 2013
DOI: 10.1093/pcp/pct070

Xiong et al. 2013
DOI: 10.1093/mp/sst014
Enzyme name: TBL32
UniProt ID: Q9SRL3.1

Gene name: AT3G11030
Gene GenBank ID: 820274
Synthesized dimer: Ac(1-3)bDXylp


Donor (ID 34252): Ac(1-?)Subst // Subst = CoA (substituted at S)

Acceptor (ID 34255): -4)[aDGlcpA(1-2)]bDXylp(1-

Status: indirect evidence in vivo
Confirmation methods: double mutation of tbl32/tbl33
ID: 1871
Notes: TBL32 and TBL33 are putative acetyltransferases mediating acetyl substitutions at
O-3 of 2-O-GlcA-substituted xylosyl residues in xylan; they are also involved in
xylan 3-O-monoacetylation and 2,3-di-O-acetylation.
Organism (ID 9805): Arabidopsis thaliana
Organ/tissue: leaf, root, stem

Full structure (ID 34256):
Yuan et al. 2016b
DOI: 10.1371/journal.pone.0146460
Enzyme name: TBL33
UniProt ID: F4IH21.1

Gene name: AT2G40320
Gene GenBank ID: 818625
Synthesized dimer: Ac(1-3)bDXylp


Donor (ID 34252): Ac(1-?)Subst // Subst = CoA (substituted at S)

Acceptor (ID 34255): -4)[aDGlcpA(1-2)]bDXylp(1-

Status: indirect evidence in vivo
Confirmation methods: double mutation of tbl32/tbl33
ID: 1872
Notes: TBL32 and TBL33 are putative acetyltransferases mediating acetyl substitutions at
O-3 of 2-O-GlcA-substituted xylosyl residues in xylan; they are also involved in
xylan 3-O-monoacetylation and 2,3-di-O-acetylation.
Organism (ID 9805): Arabidopsis thaliana
Organ/tissue: stem

Full structure (ID 34256):

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