this substitution converts codon 2153 from glutamine ( caa ) in apo b100 mrna to a stop codon ( uaa ) in apob48 mrna ( powell , l. m. , wallis , s. c. , pease , r. j. , edwards , y. h. , knott , t. j. , and scott , j . ( 1987 ) cell 50 , 831-840 ) .
C0009221
codon
C0242611
stop codon