>4JDF_1|Chain A|Putrescine-binding periplasmic protein|Escherichia coli (83333)
MAEQKTLHIYNWTEYIAPDTVANFEKETGIKVVYDVFDSNEVLEGKLMAGSTGFDLVVPSAYFLERQLTAGVFQPLDKSKLPEWKNLDPELLKLVAKHDPDNKFAMPYMWATTGIGYNVDKVKAVLGENAPVDSWDLILKPENLEKLKSCGVSFLDDPEEVFATVLNYLGKDPNSTKADDYTGPATDLLLKLRPNIRYFHSSQYINDLANGDICVAIGWAGSVWQASNRAKEAKNGVNVSFSIPKEGAMAWFDVFAMPADAKNKDEAYQFLNYLLRPDVVAHISDHVFYANANKAATPLVSAEVRENPGIYPPADVRAKLFTQKVQDPKIDRVRTRAWTKVKSGKLEHHHHHH