>tr|A0A9P2PR42|A0A9P2PR42_ECOLX UPF0115 protein YfcN OS=Escherichia coli O157 GN=smrB MKKKTTLSEEDQALFRQLMAGTRKIKQDTIVHRPQRKKVSEVPVKRLIQEQVDASHYFSD EFQPLLNADGPVKYVRPGVDHFEAKKLRRGDYSPELFLDLHGLTQLQAKQELGALIAACR REHVFCACVMHGHGKHILKQQTPLWLAQHPHVMAFHQAPKEYGGDAALLVLIEVEEWLPP ELP