PDB Method Taxonomy Organism Name Reference_pub Resolution Stage  Contents   Ligands 
7BEF EM Prokaryote Escherichia coli K-12, Klebsiella pneumoniae Structures of class II bacterial transcription complexes 34761556 4.50Å RNAP RNAP,Transcriptional activator RamA
7QXI EM Prokaryote Escherichia coli K-12, Klebsiella pneumoniae Cryo-EM structure of RNA polymerase-sigma54 holo enzyme with promoter DNA closed complex 3.40 Å RNAP DNA-directed RNA polymerase subunit alpha,beta,beta',omega,RNA polymerase sigma-54 factor
7QV9 EM Prokaryote Escherichia coli K-12, Klebsiella pneumoniae CryoEM structure of bacterial transcription intermediate complex mediated by activator PspF 3.50 Å DNA-directed RNA polymerase subunit alpha,beta,beta',omega,Transcription activator PspF,RNA polymerase sigma-54 factor ADP[ADENOSINE-5'-DIPHOSPHATE],AF3[ALUMINUM FLUORIDE]
7QWP EM Prokaryote Escherichia coli K-12, Klebsiella pneumoniae CryoEM structure of bacterial transcription close complex (RPc) 3.40 Å DNA-directed RNA polymerase subunit alpha,beta,beta',omega,RNA polymerase sigma-54 factor