57Fe Hyperfine Coupling Tensors of the FeMo Cluster in Azotobacter vinelandii MoFe Protein: Determination by Polycrystalline ENDOR Spectroscopy

Journal of the American Chemical Society

Volumn 110, Issue 6, 1988, Pages 1935-1943

  True, Anne E ^a   Nelson, Mark J ^b   Venters, Ronald A ^b   Orme Johnson, William H ^c   Hoffman, Brian M ^a  

^a NORTHWESTERN UNIVERSITY   (United States)

^b DUKE UNIVERSITY MEDICAL CENTER   (United States)

^c MASSACHUSETTS INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0001116126     PISSN: 00027863     EISSN: 15205126     Source Type: Journal    
DOI: 10.1021/ja00214a045     Document Type: Article

References (20)

1. (a) Orme-Johnson, W. H. Annu. Rev. Biophys. Chem. 1985, 14, 419–459. (b) Nelson, M. J.; Lindahl, P. A.; Orme-Johnson, W. H. Adv. Inorg. Biochem. 1982, 4, 1–40. (c) Mortenson, L. E.; Thorneley, R. N. F. Annu. Rev. Biochem. 1979, 48, 387–418. (d) Brill, W. J. Microbiol. Rev. 1980, 44, 449–467.
2. (a) Zimmerman, R.; Munck, E.; Brill, W. J.; Shah, V. K.; Henzl, M. T.; Rawlings, J.; Orme-Johnson, W. H. Biochim. Biophys. Acta 1978, 537, 185 207. (b) Huynh, B. H.; Munck, E.; Orme-Johnson, W, H. Biochim. Biophys. Acta 1979, 576, 192–203. (c) Huynh, B. H.; Henzl, M. T.; Christner, J. A.; Zimmermann, R.; Orme-Johnson, W. H.; Munck, E. Biochim. Biophys. Act 1980, 623, 124–138.
3. Nelson, M. J.; Levy, M. A.; Orme-Johnson, W. H. Proc. Natl. Acad. Sci., U.S.A. 1983, 80, 147–150.
4. Hawkes, T. R.; McLean, P. A.; Smith, B. E. Biochem. J. 1984, 217, 317–321.
5. The following abbreviations are used: Avl, Kpl, and Cpl, the molybdenum-iron proteins, respectively, from A. vinelandii, K. pneumoniae, and C. pasteurianum; MoFe, molybdenum-iron protein; FeMo-co, molybdenum-iron cofactor; ENDOR, electron nuclear double resonance.
6. (a) Hoffman, B. M.; Roberts, J. E.; Orme-Johnson, W. H. J. Am. Chem. Soc. 1982, 104, 860–862. (b) Hoffman, B. M.; Venters, R. A.; Roberts, J. E.; Nelson, M. J.; Orme-Johnson, W. H. J. Am. Chem. Soc. 1982, 104, 4711–4712.
7. Venters, R. A.; Nelson, M. J.; McLean, P. A.; True, A. E.; Levy, M. A.; Hoffman, B. M.; Orme-Johnson, W. H. J. Am. Chem. Soc. 1986, 108, 3487–3498. (9) Rist, G. H.; Hyde, J. S. J. Chem. Phys. 1970, 52, 4633–4643.
8. 7b This was corrected to five distinct sites in ref 8.
9. (a) Hoffman, B. M.; Martinsen, J.; Venters, R. A. J. Magn. Reson. 1984, 59, 110–123. (b) Hoffman, B. M.; Venters, R. A.; Martinsen, J. J. Magn. Reson. 1985, 62, 537–542.
10. (a) Cline, J. F.; Janick, P. A.; Siegel, L. M.; Hoffman, B. M. Biochemistry 1985, 24, 7942–7947. (b) Cline, J. F.; Janick, P. A.; Siegel, L. M.; Hoffman, B. M. Biochemistry 1986, 25, 4647–4654.
11. Telser, J.; Emptage, M. H.; Merkle, H.; Kennedy, M. C.; Beinert, H.; Hoffman, B. M. J. Biol. Chem. 1986, 261, 4840–4846. (14) Abragam, A.; Bleaney, B. Electron Paramagnetic Resonance of Transition Ions; Clarendon: Oxford, 1970.
12. 2' > g3'. This is identical with that of the fine-structure Hamiltonian (eq 1) for X < 0 with the axes corresponding as (x, y, z) ↔ (1, 2, 3). If the convention X > 0 is adopted, then our working coordinate system is related to that of eq 1 by a 90° rotation about the z axis. (b) Our treatment of coordination transformations follows: Mathews, J.; Walker, R. L. Mathematical Methods of Physics; W. A. Benjamin: New York, 1965. (16) Thuomas, K.-A.; Lund, A. J. Magn. Reson. 1975, 18, 12–21.
13. Other workers who have made contributions to the simulation of polycrystalline ENDOR patterns include: (a) Dalton, L. R.; Kwiram, A. L. J. Chem. Phys. 1972, 57, 1132–1145. (b) O'Malley, P. J.; Babcock, G. T. J. Chem. Phys. 1984, 80, 3912–3913. (c) Hurst, G. C.; Henderson, T. A.; Kreilick, R. W. J. Am. Chem. Soc. 1985,107, 7294–7299. (d) van Willigen, H.; Chandrashekar, T. K. J. Am. Chem. Soc. 1986, 108, 709–713. (e) Brok, M.; Babcock, G. T.; de Groot, A.; Hoff, A. J. J. Magn. Reson. 1986, 70, 368–378.
14. Kneubühl, F. K. J. Chem. Phys. 1960, 33, 1074–1078.
15. 19b To date, such efforts have been unsuccessful. (b) Kurreck, H.; Kirste, B., White, W. Angew. Chem., Int. Ed. Engl. 1984, 23, 173–252. (20) McLean, P. A.; True, A. E.; Nelson, M. J.; Chapman, S.; Godfrey, M. R.; Teo, B. K.; Orme-Johnson, W. H.; Hoffman, B. M. J. Am. Chem. Soc. 1987, 109, 943–945.
16. Chapman, S. K.; Papaefthymiou, V.; Munck, E.; Orme-Johnson, W. H., manuscript in preparation.
17. Venters, R. A. Ph.D. Thesis, Northwestern University, 1985.
18. Dunham, W. R.; Hagen, W. R.; Braaksma, A.; Grande, H. J.; Haaker, H. Eur. J. Biochem. 1985, 146, 497–501. (24) Shah, V. K.; Brill, W. J. Proc. Natl. Acad. Sci. U.S.A. 1977, 74, 3247–3253.
19. Huynh, B. H.; Kent, T. A. Adv. Inorg. Biochem. 1984, 6, 163–223.
20. (a) Guiglarelli, B.; Gayda, J. P.; Bertand, P.; More, C. Biochim. Biophys. Acta 1986, 871, 149–155. (b) Munck, E., private communication.