an  title="" class="an ">&ensp;</span>cardiac <span  title="" class="an ">&ensp;</span><span  title="ProteinName" class="an ProteinName">Ca</span><span  title="" class="an ">&ensp;</span>channels 
<p style="padding-top:30px;">Legend: <span class="Neuron">Neuron</span> <span class="NeuronWithProperties">NeuronWithProperties</span> <span class="Orientation">Orientation</span> <span class="Morphology">Morphology</span> <span class="Size">Size</span> <span class="Protein">Protein</span> <span class="BrainRegion