A variant of a parent Bacillus stearothermophilus alpha amylase, wherein the variant has an amino acid sequence which has {HEAD ~ at least 95% homology} to {TAIL ~ the parent} Bacillus stearothermophilus alpha amylase and comprises a deletion of amino acids 179 an 180, using SEQ ID NO:3 for numbering, and wherein the variant has alpha amylase activity 
A variant of a parent Bacillus stearothermophilus alpha amylase , wherein the variant has an amino acid sequence which has { HEAD ~ at least 95 % homology } to { TAIL ~ the parent } Bacillus stearothermophilus alpha amylase and comprises a deletion of amino acids 179 an 180 , using SEQ ID NO:3 for numbering , and wherein the variant has alpha amylase activity
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH