3.4.23.18	DNA and amino acid sequence determination and analysis, phylogenetic analysis of Aspergillus	
3.4.23.18	expressed in Escherichia coli Aspergillus oryzae strain 3.951	
3.4.23.18	expressed in Escherichia coli BL21(DE3) cells	
3.4.23.18	expressed in Pichia pastoris strain GS115	
3.4.23.18	gene apnS, DNA and amino acid sequence determination and analysis, phylogenetic analysis of Aspergillus, expression of the proenzyme in Saccharomyces cerevisiae, and in Escherichia coli inclusion bodies, expression of the N-terminal sequence in Escherichia coli	
3.4.23.18	gene pepA, located on chromosome 1, DNA and amino acid sequence determination and analysis, genetic organization, phylogenetic analysis of Aspergillus	
3.4.23.18	proctase B, DNA and amino acid sequence determination and analysis, phylogenetic analysis of Aspergillus