Вот как мы разворачиваемся:
>>> d = {'key1': ['PTRG0097', 'CPOG0893', 'MMUG0444', 'BTAG0783'], 'key2': ['CPOG0893', 'MMUG0444', 'PPYG0539', 'BTAG0083']}
>>> l1, l2 = d.values() # or this: d['key1'], d['key2']
>>> l1
['PTRG0097', 'CPOG0893', 'MMUG0444', 'BTAG0783']
>>> l2
['CPOG0893', 'MMUG0444', 'PPYG0539', 'BTAG0083']