the parvalbumin sequence contained 72 nucleotides of the 5 ' untranslated region , 333 nucleotides of the coding sequence , and 183 nucleotides of the 3 ' untranslated sequence in the case of the shorter parvalbumin messenger rna or 556 nucleotides in the case of the larger parvalbumin messenger rna .
C0600680
untranslated region
C0035696
messenger rna