TY - JOUR AU - K Ridge AU - N Abdulaev AU - Xi-Cheng Zhang AU - T Ngo AU - D Brabazon AU - John Marino C2 - Journal of Biological Chemistry DA - 2006-03-17 LA - en M1 - 281 PB - Journal of Biological Chemistry PY - 2006 TI - Conformational Changes Associated With Receptor-Stimulated Guanine Nucleotide Exchange in a Heterotrimeric G-Protein α-Subunit: NMR Analysis of the GTPγS-Bound States ER -