transferase complex, transferring phosphorus-containing groups +
transnitrosylase complex +
TRAPP complex +
tRNA-guanine transglycosylase complex
tRNA-specific adenosine-34 deaminase complex
tRNA-splicing ligase complex
ubiquitin activating enzyme complex
ubiquitin conjugating enzyme complex +
ubiquitin ligase complex +
A protein complex that includes a ubiquitin-protein ligase and enables ubiquitin protein ligase activity. The complex also contains other proteins that may confer substrate specificity on the complex.