MKQPNKAPRANIAAPKGTATPKRRRKTRDELDAEARDRKRQKKHSGNRSGARTNVEGSNKKGHSQTQEKDPRVGSKVPVPLVIESQVKAKSMPKPVEKNVVKPRLTPEEELAKLENDERLDALLDRLDNDEVLNKEDQAYVDLTLDRIDALMEQLGIELGDDEDDVEREEKQEDILQLLKRGNPKDTF YPTB0020 A GTPase-activating protein (GAP) that modifies Der/EngA GTPase function. May play a role in ribosome biogenesis (By similarity). 188 Der GTPase-activating protein YihI yihI YIHI_YERPS