>tr|S4R1R4|S4R1R4_MOUSE Spermine binding protein OS=Mus musculus GN=Sbp MLLLLTLAFLASPTCRAQNVLGNAAGKYFYVQGEDQGQLKGMRIFLSVFKFIKGFQLQFG SNWTDVYGTRSDNFIDFLLEDGEHVIKPKCLYLSV