Correction to: Nature Immunology https://doi.org/10.1038/s41590-019-0491-1, published online 18 September 2019.

In the version of this article initially published, some citations of Fig. 3 in the second subsection (‘Dissociation kinetics and conformational changes’) were incorrect. The correct citations are as follows: first paragraph, seventh sentence, “...complexes15 (Fig. 3a)”; third paragraph, second sentence, “...the catch bond (Fig. 3a)...the MHC (Fig. 3b)”; third paragraph, third sentence, “...in the MHC19 that further...” (no citation); third paragraph, fifth sentence, “...changes (Fig. 3b)...slip bonds (Fig. 3a)”; third paragraph, sixth sentence, “...non-self (Fig. 3b)”; fourth paragraph, second sentence, “...coupling (Fig. 3c)”; fourth paragraph, third sentence, “...HLA-B44 (Fig. 3d)...”. The errors have been corrected in the HTML and PDF versions of the article.