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Literature summary extracted from

  • Minic, Z.; Do, C.T.; Rihouey, C.; Morin, H.; Lerouge, P.; Jouanin, L.
    Purification, functional characterization, cloning, and identification of mutants of a seed-specific arabinan hydrolase in Arabidopsis (2006), J. Exp. Bot., 57, 2339-2351.
    View publication on PubMed

Cloned(Commentary)

EC Number Cloned (Comment) Organism
3.2.1.55
-
 Arabidopsis thaliana

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.2.1.55 0.26
-
 p-nitrophenyl-alpha-L-arabinofuranoside 37°C Arabidopsis thaliana

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.2.1.55 80000
-
 gel filtration Arabidopsis thaliana

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.2.1.55 arabinan + H2O Arabidopsis thaliana XYL3 XYL3 is able to degrade all terminal arabinosyl residues and participates in the in-vivo hydrolysis of arabinan L-arabinose + ?
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.55 Arabidopsis thaliana
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.2.1.55
-
 Arabidopsis thaliana

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.2.1.55 seed AtBX3 mRNA is specifically expressed in the early stage of seed formation and not at seed maturation Arabidopsis thaliana
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.55 arabinan + H2O XYL3 XYL3 is able to degrade all terminal arabinosyl residues and participates in the in-vivo hydrolysis of arabinan Arabidopsis thaliana L-arabinose + ?
-
 ?
3.2.1.55 arabinoxylan + H2O
-
 Arabidopsis thaliana L-arabinose + ?
-
 ?
3.2.1.55 debranched arabinan + H2O
-
 Arabidopsis thaliana L-arabinose + ?
-
 ?
3.2.1.55 p-nitrophenyl-alpha-L-arabinofuranoside + H2O
-
 Arabidopsis thaliana p-nitrophenol + L-arabinofuranose
-
 ?
3.2.1.55 p-nitrophenyl-beta-D-xylopyranoside + H2O 15% of the activity with p-nitrophenyl-alpha-L-arabinofuranoside Arabidopsis thaliana p-nitrophenol + beta-D-xylopyranose
-
 ?
3.2.1.55 p-nitrophenyl-beta-D-xylopyranoside + H2O 34% of the activity with p-nitrophenyl-alpha-L-arabinofuranoside Arabidopsis thaliana p-nitrophenol + beta-D-xylopyranose
-
 ?
3.2.1.55 sugar beet arabinan + H2O the enzyme hydrolyses both arabinosyl-substituted side group residues and terminal arabinofuranosyl residues (1,5)-alpha-linked to the arabinan backbone Arabidopsis thaliana L-arabinose + ?
-
 ?

Subunits

EC Number Subunits Comment Organism
3.2.1.55 monomer 1 * 80000, SDS-PAGE Arabidopsis thaliana

Synonyms

EC Number Synonyms Comment Organism
3.2.1.55 XYL3
-
 Arabidopsis thaliana

Turnover Number [1/s]

EC Number Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
3.2.1.55 1.36
-
 p-nitrophenyl-alpha-L-arabinofuranoside 37°C Arabidopsis thaliana