APA (7th ed.) Citation

E, A., S, B., DE, A., 2nd, B. A., AF, C., MA, H., . . . PC, B. (2014). The Structure-Function Linkage Database. Nucleic acids research, 42(Database issue), D521. https://doi.org/10.1093/nar/gkt1130

Chicago Style (17th ed.) Citation

E, Akiva, et al. "The Structure-Function Linkage Database." Nucleic Acids Research 42, no. Database issue (2014): D521. https://doi.org/10.1093/nar/gkt1130.

MLA (9th ed.) Citation

E, Akiva, et al. "The Structure-Function Linkage Database." Nucleic Acids Research, vol. 42, no. Database issue, 2014, p. D521, https://doi.org/10.1093/nar/gkt1130.