N-alpha,N-alpha,N-alpha-trimethyl-L-histidine catabolic process
n-alpha,n-alpha,n-alpha-trimethyl-l-histidine catabolic process
N-alpha,N-alpha,N-alpha-trimethyl-L-histidine catabolic process
n-alpha,n-alpha,n-alpha-trimethyl-l-histidine catabolic process