span  title="" class="an ">&ensp;</span>operated <span  title="" class="an ">&ensp;</span><span  title="ProteinName" class="an ProteinName">Ca</span><span  title="" class="an ">&ensp;</span>channel <span  title="" class="an ">&ensp;</span>was <span  title="" class="an ">&ensp;</span>selectively <span  title="" class="an ">&ensp;</span>localized <span  title="" class="an ">&ensp;</span>to <span  title="" class="an ">&ensp;</span>the <span  title="" class="an ">&ensp;</span><span  title="Neuron" class="an Neu