Cloning, purification and preliminary crystallographic studies of the 2AB protein from hepatitis A virus - Garriga, D.; Vives-Adrián, L.; Buxaderas, M.; Ferreira-Da-Silva, F.; Almeida, B.; Macedo-Ribeiro, S.; Pereira, P.J.B.; Verdaguer, N. (Acta Crystallographica Section F: Structural Biology and Crystallization Communications, 2011)