B. Gerich et al., NON-CLATHRIN-COAT PROTEIN-ALPHA IS A CONSERVED SUBUNIT OF COATOMER AND IN SACCHAROMYCES-CEREVISIAE IS ESSENTIAL FOR GROWTH (VOL 92, PG 3229, 1995), Proceedings of the National Academy of Sciences of the United Statesof America, 92(18), 1995, pp. 8532-8532