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Vagin, A. and Teplyakov, A.  International Tables for Crystallography (2012). Vol. F, Section 13.5.5, p. 365 [ doi:10.1107/97809553602060000843 ]
... RF solutions may be refined prior to positional search using a rigid-body technique. The refinement is performed in space group ... outcome is evaluated by the correlation coefficient. References Crowther, R. A. (1972). The Molecular Replacement Method, edited by M. G. ...

Preparation of the X-ray data
Vagin, A. and Teplyakov, A.  International Tables for Crystallography (2012). Vol. F, Section 13.5.4, pp. 364-365 [ doi:10.1107/97809553602060000843 ]
... advantageous when only low-resolution data are available. In such a case, the estimation of the overall B factor (Bover) from ... the weighting scheme for the X-ray data, MOLREP estimates a number of parameters for the search model. Two of them ... the target protein ([Omega]), are translated into the parameters of a low-pass filter and a high-pass filter (Gonzalez & ...

Preparation of the search model
Vagin, A. and Teplyakov, A.  International Tables for Crystallography (2012). Vol. F, Section 13.5.3, p. 364 [ doi:10.1107/97809553602060000843 ]
... MR (Lebedev et al., 2008). The options include (i) a polyalanine model, (ii) a model with modified atomic B factors increased proportionally to the atom accessibility and (iii) a model with the corrected amino-acid sequence according to ...

Program operation
Vagin, A. and Teplyakov, A.  International Tables for Crystallography (2012). Vol. F, Section 13.5.2, p. 364 [ doi:10.1107/97809553602060000843 ]
... 13.5.2. Program operation The philosophy behind MOLREP was to provide a tool such that most if not all of the tasks ... organized so that the user can run the program in a dialogue mode. The prompts appear as self-explanatory questions with a choice of possible answers and a list of keywords ...

Introduction
Vagin, A. and Teplyakov, A.  International Tables for Crystallography (2012). Vol. F, Section 13.5.1, p. 364 [ doi:10.1107/97809553602060000843 ]
... further in the future. Traditionally, MR has been implemented as a three-dimensional rotational search followed by a three-dimensional translational search. With recent advances in computing a combined six-dimensional search is becoming feasible; however, to ...

Concluding remarks
Wodak, S. J., Vagin, A. A., Richelle, J., Das, U., Pontius, J. and Berman, H. M.  International Tables for Crystallography (2012). Vol. F, Section 21.2.5, p. 673 [ doi:10.1107/97809553602060000880 ]
... of proteins and nucleic acids determined at high resolution and a substantial growth in the number of atomic resolution structures. This ... in the software SFCHECK. References Agarwal, R. C. (1978). A new least-squares refinement technique based on the fast Fourier ... Study Weekend. Macromolecular Refinement, edited by E. Dodson, M. Moore, A. Ralph & S. Bailey, pp. 11-22. Warrington: Daresbury Laboratory. ...

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