Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) M. H. Saier,TCDB: the Transporter Classification Database for membrane transport protein analyses and information,Nucleic Acids Research,0305-1048,Oxford University Press (OUP),2006-01-01,34,90001,D181-D186,https://cir.nii.ac.jp/crid/1360292617912262400,https://doi.org/10.1093/nar/gkj001