The bacterial cell division protein FtsZ polymerizes in a GTP-dependent manner to form a Z-ring that marks the plane of division. As a validated antimicrobial target, considerable efforts have been devoted to identify small molecule FtsZ inhibitors.
In a sense, the sea waybill is similar the bill of lading, which is the main shipping document. The sea waybill is important because it serves an alternative for a bill of lading for the purposes of shipping goods and having someone collect the goods on arrival at the destination port.
In order to illustrate the difference between the waybill and a bill of lading, it helps to consider a situation where a bill of lading does not reach the captain of a ship who has been mandated to ferry cargo to a specified destination.