In the cells of palm trees, humans, and some single-celled microorganisms, DNA gets bent the same way. Now, by studying the 3-D structure of proteins bound to DNA in microbes called Archaea, ÍÃ×ÓÏÈÉú´«Ã½ÎÄ»¯×÷Æ· and Howard Hughes Medical Institute (HHMI) researchers have turned up surprising similarities to DNA packing in more complicated organisms.