▁cells ▁into ▁special ized ▁cell ▁types ▁and , ▁thus , ▁determine ▁the ▁fate ▁of ▁each ▁cell . ▁ ▁Struct ural ▁Bio chem istry ▁( Direct or : ▁Prof . ▁Dr . Ste fan ▁Ra un ser ) ▁ ▁The ▁Department ▁of ▁Struct ural ▁Bio chem istry ▁focus es ▁on ▁struct ural ▁and ▁functional ▁anal ys es ▁of ▁bi olog ically ▁and ▁med ically ▁relevant ▁memb rane ▁prote ins ▁and ▁mac rom ole cular ▁complex es . ▁Special ▁attention ▁is ▁given ▁to ▁the ▁investigation ▁into ▁the ▁mole cular ▁mechan isms ▁of ▁mus cle ▁contra ction ▁and ▁the ▁in fection ▁with ▁ ▁b acter ial ▁to x ins . ▁Furthermore , ▁memb rane ▁prote ins ▁that ▁play ▁an ▁important ▁role ▁in ▁the ▁synth esis , ▁transport , ▁and ▁home ost asis ▁of ▁ch ol ester ol ▁in ▁the ▁body ▁are ▁exam ined . ▁ ▁Chem ical ▁Bi ology ▁( Direct or : ▁Prof . ▁Dr . ▁Herbert ▁Wald mann ) ▁ ▁Research ▁in ▁the ▁Department ▁of ▁ ▁Chem ical ▁Bi ology ▁concentr ates ▁on ▁the ▁interface ▁between ▁organ ic ▁chem istry ▁and ▁bi ology . ▁By ▁using ▁ ▁bio chem ical ▁and ▁ ▁chemical ▁techniques , ▁research ers ▁identify ▁and ▁develop ▁new ▁tools ▁for ▁the ▁investigation ▁of ▁bi olog ically ▁relevant ▁processes ▁and ▁phen omena . ▁ ▁Emer it us ▁Gr oups ▁ ▁Struct ural ▁Bi ology ▁( Head : ▁Prof . ▁Dr . ▁Alfred ▁W itting ho fer ) ▁ ▁Phys ical ▁Bio chem istry ▁( Head : ▁Prof . ▁Dr . ▁Roger ▁S