Partial Trisomy Distal 4q, also known as chromosome 4, partial trisomy 4q, is related to heart septal defect and atrial heart septal defect. An important gene associated with Partial Trisomy Distal 4q is RIMS4 (Regulating Synaptic Membrane Exocytosis 4). Affiliated tissues include heart and liver, and related phenotypes are Increased shRNA abundance (Z-score > 2) and normal