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Literature summary for 3.2.1.8 extracted from

  • Wakiyama, M.; Tanaka, H.; Yoshihara, K.; Hayashi, S.; Ohta, K.
    Purification and properties of family-10 endo-1,4-beta-xylanase from Penicillium citrinum and structural organization of encoding gene (2008), J. Biosci. Bioeng., 105, 367-374.
    View publication on PubMed

Application

Application Comment Organism
additional information Penicillium citrinum XynB is close to xylanases from other Penicillium spp. and also to enzymes from black aspergilli Penicillium citrinum

Cloned(Commentary)

Cloned (Comment) Organism
xynB cDNA functionally expressed in Pichia pastoris GS115 Penicillium citrinum

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
31600
-
1 * 31600, SDS-PAGE Penicillium citrinum

Organism

Organism UniProt Comment Textmining
Penicillium citrinum B1B533
-
-
Penicillium citrinum FERM P-15944 B1B533
-
-

Purification (Commentary)

Purification (Comment) Organism
38.7fold purified by gel filtration, to homogeneity Penicillium citrinum

Source Tissue

Source Tissue Comment Organism Textmining

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.8
-
culture filtrate Penicillium citrinum
69.6
-
38.7fold purified enzyme Penicillium citrinum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
birchwood xylan + H2O
-
Penicillium citrinum ?
-
?
birchwood xylan + H2O
-
Penicillium citrinum FERM P-15944 ?
-
?
additional information no activity against p-nitrophenyl-beta-D-xylopyranoside and p-nitrophenyl-alpha-L-arabinofuranoside Penicillium citrinum ?
-
?
additional information no activity against p-nitrophenyl-beta-D-xylopyranoside and p-nitrophenyl-alpha-L-arabinofuranoside Penicillium citrinum FERM P-15944 ?
-
?

Subunits

Subunits Comment Organism
monomer 1 * 31600, SDS-PAGE Penicillium citrinum

Synonyms

Synonyms Comment Organism
family-10 endo-1,4-beta-xylanase
-
Penicillium citrinum
xylanase
-
Penicillium citrinum
XynB
-
Penicillium citrinum

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
50
-
-
Penicillium citrinum

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
40
-
remains stable up to 40°C, loses its activity at 80°C Penicillium citrinum

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6
-
-
Penicillium citrinum

pH Range

pH Minimum pH Maximum Comment Organism
3 10 retains more than 80% of the original activity Penicillium citrinum