Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yasuko Kumaki and Masahiro Ogawa and Takako Hirano,Family M42 aminopeptidase from the syntrophic bacterium Symbiobacterium thermophilum: characterization using recombinant protein,Journal of bioscience and bioengineering,13891723,Suita : Society for Biotechnology,2011-02,111,2,134-139,https://cir.nii.ac.jp/crid/1523106605306840448,https://doi.org/10.1016/j.jbiosc.2010.09.012