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Literature summary for 2.4.1.19 extracted from

  • Pongsawasdi, P.; Yagisawa, M.
    Purification and properties of cyclomaltodextrin glucanotransferase from Bacillus circulans (1988), Agric. Biol. Chem., 52, 1099-1103.
No PubMed abstract available

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
103000
-
C31, gel filtration Niallia circulans

Organism

Organism UniProt Comment Textmining
Bacillus sp. (in: Bacteria)
-
Ha3-3-2/ATCC 39612
-
Bacillus sp. (in: Bacteria) Ha3-3-2 / ATCC 39612
-
Ha3-3-2/ATCC 39612
-
Niallia circulans
-
B. sp. var. alkalophilus No. 38-2, ATCC 21783
-
Niallia circulans
-
C31
-
Niallia circulans
-
ATCC 9995
-
Niallia circulans C31
-
C31
-
Paenibacillus macerans
-
-
-
Priestia megaterium
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Priestia megaterium
-
Paenibacillus macerans
ATCC 21783 Niallia circulans
ATCC 39612/Ha3-3-2 Bacillus sp. (in: Bacteria)
ATCC 9995 Niallia circulans
C31 Niallia circulans

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Bacillus sp. (in: Bacteria)
additional information
-
-
Paenibacillus macerans
additional information
-
strain C31, 6.623.4 units, 1 unit is the amount of enzyme which causes 10% reduction in the intensity of the blue colour of the starch-iodine complex Niallia circulans

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
amylopectin + glycosyl acceptor C31 Niallia circulans cycloheptaamylose + cyclohexaamylose + exo-branched cyclohexaamylose
-
?
amylopectin + glycosyl acceptor C31 Niallia circulans C31 cycloheptaamylose + cyclohexaamylose + exo-branched cyclohexaamylose
-
?
amylose + glycosyl acceptor C31 Niallia circulans ?
-
?
amylose + glycosyl acceptor C31 Niallia circulans C31 ?
-
?
glycogen + acceptor
-
Paenibacillus macerans beta-cyclodextrin
-
?
glycogen + acceptor C31 Niallia circulans beta-cyclodextrin
-
?
glycogen + acceptor C31 Niallia circulans C31 beta-cyclodextrin
-
?
maltooligosaccharides + glycosyl acceptor
-
Paenibacillus macerans cyclodextrins
-
?
maltooligosaccharides + glycosyl acceptor C31 Niallia circulans cyclodextrins
-
?
soluble starch + glycosyl acceptor
-
Priestia megaterium beta-cyclodextrin
-
?
soluble starch + glycosyl acceptor
-
Bacillus sp. (in: Bacteria) beta-cyclodextrin
-
?
soluble starch + glycosyl acceptor
-
Paenibacillus macerans beta-cyclodextrin
-
?
soluble starch + glycosyl acceptor C31 Niallia circulans beta-cyclodextrin
-
?
soluble starch + glycosyl acceptor
-
Bacillus sp. (in: Bacteria) Ha3-3-2 / ATCC 39612 beta-cyclodextrin
-
?
soluble starch + glycosyl acceptor C31 Niallia circulans C31 beta-cyclodextrin
-
?
soluble starch + glycosyl acceptor C31 Niallia circulans alpha-cyclodextrin + beta-cyclodextrin product ratio 1: 10.5 r
soluble starch + glycosyl acceptor C31 Niallia circulans C31 alpha-cyclodextrin + beta-cyclodextrin product ratio 1: 10.5 r

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
60
-
-
Bacillus sp. (in: Bacteria)
60
-
-
Paenibacillus macerans
60
-
C31 Niallia circulans

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
50
-
-
Bacillus sp. (in: Bacteria)
50
-
-
Paenibacillus macerans
50
-
C31, stable up to Niallia circulans

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.5
-
-
Paenibacillus macerans
5.5
-
C31 Niallia circulans

pH Range

pH Minimum pH Maximum Comment Organism
3.5 9.5
-
Bacillus sp. (in: Bacteria)
3.5 9.5 C31 Niallia circulans

pH Stability

pH Stability pH Stability Maximum Comment Organism
5.5 9 C31 Niallia circulans