Polypeptide

Details Polypeptide Polypeptide

2004-07-07

2008-05-13

Achutamurthy, Ponnathapu (Department: 1652)

Chemistry: molecular biology and microbiology

Enzyme , proenzyme; compositions thereof; process for...

Hydrolase

C435S204000, C435S069100, C435S200000, C435S201000, C426S020000, C426S063000, C536S023200

Reexamination Certificate

active

07371552

ABSTRACT:
We disclose a food additive comprising a PS4 variant polypeptide, in which the PS4 variant polypeptide is derivable from a parent polypeptide having non-maltogenic exoamylase activity, in which the PS4 variant polypeptide comprises substitutions at the following positions: G121D, 134, 141, 157, 223, 307 and 334 with reference to the position numbering of aPseudomonas saccharophiliaexoamylase sequence shown as SEQ ID NO: 1.

REFERENCES:
patent: 0 494 233 (1991-04-01), None
patent: 0 298 645 (1998-06-01), None
patent: 02/068589 (2002-09-01), None
Christophersen, et al.; “Enzymatic Characterisation of Novamyl a Thermostable α-Amylase”; Starch/Stärke 50 (1998); vol. 50 (1): pp. 39-45.

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