memopsRoot = self.root
molSystem = memopsRoot.findFirstMolSystem(code=self.molSystemCode)
ensemble = memopsRoot.findFirstStructureEnsemble(molSystem=molSystem, ensembleId=self.ensembleId)
if ensemble:
modelSerials = self.modelSerials
if modelSerials:
result = list(ensemble.findFirstModel(serial=x) for x in modelSerials)
else:
result = ensemble.sortedModels()
else:
result = list()