 The Endoplasmic Reticulum

Online text: www.ncbi.nlm.nih.gov/books/NBK26841/

Section of Molecular Biology of the Cell, 4th edition by Bruce Alberts and others. The 2002 date and personal author credits belong to the whole book; no separately credited chapter author is established. Garland Science publishes the book; NCBI Bookshelf at the National Library of Medicine hosts the text.

Cited passages: Membrane-bound Ribosomes Define the Rough ER, Figures 12-36 and 12-37; Smooth ER Is Abundant in Some Specialized Cells, Figures 12-38A and 12-38B and calcium-storage paragraphs; Translocation Across the ER Membrane Does Not Always Require Ongoing Polypeptide Chain Elongation; The ER Signal Sequence Is Removed from Most Soluble Proteins After Translocation; In Single-Pass Transmembrane Proteins, a Single Internal ER Signal Sequence Remains in the Lipid Bilayer as a Membrane-spanning α Helix.