PDB Method Taxonomy Organism Name Reference_pub Resolution Stage  Contents   Ligands 
7OQY EM Virus Sulfolobus acidocaldarius,Saccharolobus solfataricus Cryo-EM structure of the cellular negative regulator TFS4 bound to the archaeal RNA polymerase 34535646 2.61Å RNAP RNAP,RpoM-2 F3S[FE3-S4 CLUSTER],ZN,MG