Multiple Assemblies exist for SMTL entry 4g7z
Crystal structure of Thermus thermophilus transcription initiation complex containing 5-BrU at template-strand position +1; X-RAY DIFFRACTION 3.82 Å

SMTL ID
4g7z.1
Ligands
ZINC ION; MAGNESIUM ION
Polypeptides
DNA-directed RNA polymerase subunit alpha; DNA-directed RNA polymerase subunit beta; DNA-directed RNA polymerase subunit beta'; DNA-directed RNA polymerase subunit omega; RNA polymerase sigma factor
Oligo-state
hetero-2-1-1-1-1-mer
SMTL ID
4g7z.2
Ligands
ZINC ION; MAGNESIUM ION
Polypeptides
DNA-directed RNA polymerase subunit alpha; DNA-directed RNA polymerase subunit beta; DNA-directed RNA polymerase subunit beta'; DNA-directed RNA polymerase subunit omega; RNA polymerase sigma factor
Oligo-state
hetero-2-1-1-1-1-mer