Corynebacterium diphtheriae toxin Ab^1st specimen:ACnc:Pt:Ser:Qn:IA
corynebacterium diphtheriae toxin ab^1st specimen:acnc:pt:ser:qn:ia
C diphtheriae Tox Ab sp1 Ser IA-aCnc
c diphtheriae tox ab sp1 ser ia-acnc