Crystallization and preliminary crystallographic studies of glucosamine-6-phosphate deaminase from escherichia coli k12 - Horjales, Eduardo; Garratt, Richard Charles; Altamirano, M M; Calcagno, M L; Oliva, Glaucius (Reuniao Anual da Sociedade Brasileira de Bioquimica e Biologia Molecular, 1992)