Beharry, A.A., Chen, T., Al-Abdul-Wahid, M.S., Samanta, S., Davidov, K., Sadovski, O., Ali, A.M., Chen, S.B., Prosser, R.S., Chan, H., and Woolley, G.A. (2012) Quantitative analysis of the effects of photoswitchable distance constraints on the structure of a globular protein. Biochemistry, 51, 6421-6431.