This book brings together all the practical work carried out in the Biology department for biochemists and microbiologists, with solutions to each TP thus proposed. Databases, rastop, Bioedit and Pymol are the works presented, and it concludes with proposed assessment exams for the practical work studied, with their typical answer keys. The aim of this book is to help all biochemists and microbiologists understand the basics of structural bioinformatics and the structure-function relationship of each molecule studied.