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Which of the following amylase cleaves both α-1,4 and α-1,6 links?

(a) Pullulanase

(b) β-Amylase

(c) α-Amylase

(d) Glucoamylase

I got this question at a job interview.

The above asked question is from Practical Benefits topic in chapter Practical Benefits of Fermentation of Fermentation Technology

1 Answer

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Correct choice is (d) Glucoamylase

The explanation: Glucoamylase cleaves both α-1,4 and α-1,6 links from the non-reducing ends to give β-Glucose. The enzyme commission number of glucoamylase is 3.2.1.3 and it is majorly obtained from Aspergillus niger.

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