Patent ID: 8318451

Claim:
A method of processing starch comprising liquefying a starch and/or saccharifying a starch liquefact to form a saccharide syrup by adding a Pseudomonas saccharophila amylase (PS4) variant having amylase activity, wherein said variant comprises a polypeptide sequence which is: (a) SEQ ID NO: 1; (b) SEQ ID NO: 2; (c) residues 1 to 429 of SEQ ID NO: 1; (d) a polypeptide sequence having at least 90% sequence identity to SEQ ID NO: 1; (e) a polypeptide sequence having at least 90% sequence identity to SEQ ID NO: 2; or (f) a polypeptide sequence having at least 90% sequence identity to residues 1 to 429 of SEQ ID NO: 1, whereby saccharide syrup is formed.