TCDB is operated by the Saier Lab Bioinformatics Group
>tr|Q9XB47|Q9XB47_ECOLX Colicin S4 OS=Escherichia coli GN=csa PE=4 SV=1
MAKELSVYGPTAGESMGGTGANLNQQGGNNNSNSGVHWGGGSGSGNGGREHGSQTGWGWSKTNNPDVPPYVDDNGQVRIT
ITNGLVKTPVYGVPGAGGNSDVQGGYIPENPNDEVARKWDKNNLPREIDVSIDGFKYRVTLNDNGRAIGILRTGVRPYVG
SEKAKAGIMEKINHKTPEEIYEALGFNKDESQRQEKAKQQAEDAWDRLPPNVRKFDVDVEQFHYLVVLDDYGNVLSVTRT
GVRPYVGSEKAKAGIMDKVDHKTPEEIYEALGFNNEEPQRQNQAKKAAYDVFYSFSMNRDRIQSDVLNKAAEVISDIGNK
VGDYLGDAYKSLAREIADDVKNFQGKTIRSYDDAMASLNKVLSNPGFKFNRADSDALANVWRSIDAQDMANKLGNISKAF
KFADVVMKVEKVREKSIEGYETGNWGPLMLEVESWVLSGIASAVALGVFSATLGAYALSLGAPAIAVGIVGILLAAVVGA
LLDDKFADALNKEIIKPAH