1. Department of Pharmacological Sciences, Icahn School of Medicine at Mount Sinai, One Gustave L. Levy Place, Box
1677, New York, New York10029, United States
2. Allen and Frances Adler Laboratory of Blood and Vascular Biology, The Rockefeller University, 1230 York Avenue, P.O. Box 309, New York, New York10065, United States
3. Laboratory of Molecular Electron Microscopy, The Rockefeller University, 1230 York Avenue, P.O. Box 219, New York, New York10065, United States
4. Laboratory of Protein Synthesis and Expression, Institute for Protein Research, Osaka University, 3-2 Yamadaoka, Suita, Osaka565-0871, Japan