Robert Keenan

Walter P, Keenan R, Schmitz U. SRP–where the RNA and membrane worlds meet. Science 287:1212-3, 2000
(PMID: 10712156) 

Schmitz U, Behrens S, Freymann D, Keenan R, Lukavsky P, Walter P, James T. Structure of the phylogenetically most conserved domain of SRP RNA. RNA 5:1419-29, 1999
(PMID: 10580470) (PDF)

Freymann D, Keenan R, Stroud R, Walter P. Functional changes in the structure of the SRP GTPase on binding GDP and Mg2+GDP. Nat Struct Biol 6:793-801, 1999
(PMID: 10426959) (PDF)

Keenan R, Freymann D, Walter P, Stroud R. Crystal structure of the signal sequence binding subunit of the signal recognition particle. Cell 94:181-91, 1998
(PMID: 9695947) (PDF)

Freymann D, Keenan R, Stroud R, Walter P. Structure of the conserved GTPase domain of the signal recognition particle. Nature 385:361-4, 1997
(PMID: 9002524) (PDF)

Schmitz U, Freymann D, James T, Keenan R, Vinayak R, Walter P. NMR studies of the most conserved RNA domain of the mammalian signal recognition particle (SRP). RNA 2:1213-27, 1996
(PMID: 8972771) (PDF)