Schiff-base intermediate with D-ribose 5-phosphate
NIF system FeS cluster assembly NifU C-terminal
Schiff-base intermediate with substrate; via pyruvic acid
DNA-directed RNA polymerase RpoA/D/Rpb3-type
Reversibly protonated during proton transport
Transcription elongation factor GreA/GreB C-terminal
Transcription elongation factor GreA/GreB N-terminal