>sp|Q720D3|LUXS_LISMF S-ribosylhomocysteine lyase OS=Listeria monocytogenes serotype 4b GN=luxS MAEKMNVESFNLDHTKVKAPFVRLAGTKVGVHGDEIYKYDVRFKQPNKEHMEMPALHSLE HLMAELARNHTDKLVDISPMGCQTGFYVSFINHSDYDDALEIIATTLTDVLAATEVPACN EVQCGWAASHSLEGAKALAAEFLDKRDEWKNVFGE