>1ysd_A mol:protein length:161 Cytosine deaminase GSSMVTGGMASKWDQKGMDIAYEEALLGYKEGGVPIGGCLINNKDGSVLGRGHNMRFQK GSATLHGEISTLENCGRLEGKVYKDTTLYTTLSPCDMCTGAIIMYGIPRCVVGENVNFK SKGEKYLQTRGHEVVVVDDERCKKLMKQFIDERPQDWFEDIGE