X-Ray Crystallography of Biomacromolecules; Contents; Preface; Part I Principles and Methods; 1 Introduction; 2 Experimental Techniques; 3 Principles of X-Ray Diffraction by a Crystal; 4 Diffraction Data Evaluation; 5 Methods for Solving the Phase Problem; 6 Phase Improvement by Density Modification and Phase Combination; 7 Model Building and Refinement; 8 Crystal Structure Determination of the Time-Course of Reactions and of Unstable Species; 9 Structural Genomics; Part II Practical Examples; Introductory Remarks; 10 Data Evaluation