Cita APA (7a ed.)

National Center for Biotechnology Information. (2016). Protein clusters help. National Center for Biotechnology Information.

Cita Chicago Style (17a ed.)

National Center for Biotechnology Information. Protein Clusters Help. [Place of publication not identified]: National Center for Biotechnology Information, 2016.

Cita MLA (9a ed.)

National Center for Biotechnology Information. Protein Clusters Help. National Center for Biotechnology Information, 2016.