Handle some complex enzymes in BioPAX
Handle some complex enzymes in BioPAX

johnbachman/belpy,jmuhlich/indra,jmuhlich/indra,johnbachman/indra,johnbachman/indra,bgyori/indra,pvtodorov/indra,bgyori/indra,pvtodorov/indra,sorgerlab/indra,jmuhlich/indra,sorgerlab/belpy,johnbachman/belpy,pvtodorov/indra,sorgerlab/belpy,sorgerlab/indra,sorgerlab/indra,johnbachman/belpy,johnbachman/indra,sorgerlab/belpy,bgyori/indra,pvtodorov/indra