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Google Gemini

AI into web searches, but the AI chatbot now offers far more. It is extremely capable in complex problem solving, deep ...
Nature

The structural biology of type IV secretion systems

Type IV secretion systems (T4SSs) comprise 12 protein components, VirB1–VirB11 and VirD4. VirB2 forms a pilus and is co-purified with VirB5. VirB4, VirB11 and VirD4 are ATPases powering pilus assembly ...