Vibrio cholerae: Attack!

click here My sixth structure of Christmas is out to kill human gut cells, with help from a human protein. But has it simply shown up (drunk) at the wrong party?

Interactions between two living organisms nearly always involve proteins. All proteins fold into precise, beautiful shapes, tweaked and perfected by evolution over millions of years to perform very specific tasks. In a successful interaction, two of these shapes will fit together perfectly – like a plug and socket – to make things happen.

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