Phase determination in protein x-ray crystallography at low resolution - 6.0 Å Data from rubredoxin via the pseudoatom glob approximation

Zeitschrift fur Kristallographie - New Crystal Structures

Volumn 214, Issue 10, 1999, Pages 652-658

  Dorset, D L ^a   McCourt, M R ^a  

^a HAUPTMAN WOODWARD MEDICAL RESEARCH INSTITUTE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0000745506     PISSN: 14337266     EISSN: None     Source Type: Journal    
DOI: 10.1524/zkri.1999.214.10.652     Document Type: Article

References (27)

1. Dorset, D. L.; Direct structure analysis in protein electron crystallography; crystal lographic phases for halorhodopsin to 6 A resolution. Proc. Natl. Acad. Sci. USA 92 (1995) 10074-10078.
2. Dorset, D. L.; Direct phasing in protein electron crystallography - phase extension and the prospects for ab initio determinations. Acta Crystallogr. A52 (1996) 480-489.
3. Dorset, D. L.; Direct phase determination in protein electron crystallography; the pseudo-atom approximation. Proc. Natl. Acad. Sci. USA 94 (1997) 1791-1794.
4. Dorset, D. L.; Pseudo-atom approach to phase determination in protein electron crystallography - noncentrsymmetric projections. Acta Crystallogr. A53 (1997b) 445-455.
5. Dorset, D. L.; Symbolic addition in protein electron crystallography - a method for finding projected helices. Acta Crystallogr. A54 (1998), 290-295.
6. Dorset, D. L.; Gilmore, C. J.; Direct determination of the modulated lamellar ‘ripple’ phase of hydrated lecithin. Z. Kristallogr. 213 (1998) 432-435.
7. Dorset, D. L.; Jap, B. K.; Direct phase determination in protein electron crystallography - aquaporin channel-forming integral membrane protein. Acta Crystallogr. D54 (1998) 615-621.
8. Dorset, D.; Kopp, S.; Fryer, J. R.; Tivol, W. F.; The Sayre equation in electron crystallography. Ultramicroscopy 57 (1995) 59-89.
9. Fan, H. F.; Hao, Q.; Woolfson, M. M.; Proteins and direct methods. Z. Kristallogr. 197 (1991) 197-208.
10. Fortier, S. (editor); Direct Methods for Solving Macroinolecnlar Structures. Dordrecht, Kluwer Academic Publishers (1998).
11. Germain. G.; Main, P.; Woolfson, M. M.; On the application of phase relationships to complex structures. II. Getting a good start. Acta Crystallogr. B26 (1970) 274-285.
12. Gilmore, C. J.; Shankland, K.; Fryer, J. R.; Phase extension in electron crystallography using the maximum entropy method and its application to two-dimensional purple membrane data from Halobacterium halobium. Ultramicroscopy 49 (1993) 132-146.
13. Gilmore, C. J.; Nicholson, W. V.; Dorset, D. L.; Direct methods in protein electron crystallography; the ab initio determination of two membrane protein structures using maximum entropy and likelihood. Acta Crystallogr. A52 (1996) 937-946.
14. 2 for large values of the interplanar spacing. Acta Crystallogr. 6 (1953) 731-736.
15. Hauptman, H. A.; Crystal Structure Determination. The Role of the Cosine Seminvariants. NY, Plenum Publishing Corp. (1972).
16. Lunin, V. Y.; Urzhumtsev, A. G.; Skovoroda, T. P.; Direct low-resolution phasing from electron density histograms in protein crystallography. Acta Crystallogr. A46 (1990) 540-544.
17. Lunin, V. Y.; Lunina, N. L., Petrova, T. E.; Vernoslova, E. A.; Urzhumtsev, A. G.; Podjarny, A. D.; On the ab initio solution of the phase problem for macromolecules at very low resolution; the few atom model method. Acta Crystallogr. D51 (1995) 896-903.
18. Lunin, V. Y.; Lunina, N. L.; Petrova, T. E.; Urzhumtsev, A. G.; Podjarny, A. D.; On the ab initio solution of the phase problem from macromolecules at very low resolution II. Generalized likelihood based approach to cluster discrimination. Acta Crystallogr. D54 (1998) 726-734.
19. Luzzati, V.; Tardieu, A.; Taupin, D.; A pattern-recognition approach to the phase problem; application to the x-ray diffraction study of biological membranes and model systems. J. Mol. Biol. 64 (1972) 269-286.
20. Parsons, D. F.; Martius, U.; Determination of the α-helix configuration of poly-γ-benzyl-L-glutamate by electron diffraction. J. Mol. Biol. 10 (1964) 530-533.
21. Podjarny, A. D.; Urzhumtsev, A. G.; Low-resolution phasing. Meth. Enzymol. 276 (1997) 641-658.
22. Podjarny, A. D.; Yonath, A.; Use of matrix direct methods for low-resolution phase extension for tRNA. Acta Crystallogr. A33 (1977) 655-661.
23. Podjarny, A. D.; Schevitz, R. W.; Sigler, P. B.; Phasing low-resolution macromolecular structure factors by matricial direct methods. Acta Crystallogr. A37 (1981) 662-668.
24. Rogers, D., Definition of origin and enantiomorph and calculation of |E| values. In; Theory and Practice of Direct Methods in Crystallography. (Ladd, M. F. C. and Palmer, R. A., Ed.). NY, Plenum Publishing Corp. (1980) pp. 23-92.
25. Sayre, D.; The squaring method; a new method for phase determination. Acta Crystallogr. 5 (1952) 60-65.
26. Watenpaugh, K. D.; Sieker, L. C.; Herriott, J. R.; Jensen, L. H.; Refinement of the model of a protein; rubredoxin at 1.5 Ä resolution. Acta Crystallogr. B29 (1973) 943-956.
27. Watenpaugh, K. D.; Margulis, T. N.; Sieker, L. C.; Jensen, L. H.; Water structure in a protein crystal; rubredoxin at 1.2 Å resolution. J. Mol. Biol. 122 (1978) 175-190.