eccC1

eccC1 is a gene that encodes a protein belonging to the ATP-binding cassette (ABC) transporter superfamily. These proteins are involved in the transport of various molecules across biological membranes. Specifically, eccC1 is part of a complex system in certain bacteria responsible for secreting effector proteins into the host cell. This secretion system is known as the type III secretion system (T3SS).

The eccC1 protein is considered an essential component of the T3SS basal body, the structure embedded within the bacterial membranes that forms the pore for effector translocation. It is thought to function as a ring-like structure that interacts with other basal body components and may play a role in the assembly or energization of the secretion apparatus. Mutations in eccC1 often lead to a non-functional T3SS, preventing the secretion of virulence factors. Its precise mechanism of action is still an area of active research, but its role in facilitating the passage of effectors is well-established. Understanding eccC1 and its interactions is crucial for comprehending bacterial pathogenesis and for developing potential therapeutic strategies.