... protruding LH2 rings, approximately 120 ° (Fig 2A) and 90° (Fig 2B), indicated two types of zig-zag lattice The inset of Fig 2A shows a high-magnification image of LH2 rings embedded in the 2D crystals ... 7.0 15.0 7.0 12. 0 E 5.3 7.1 10.9 LH2 density (µm 2) F 22 000 21 20 8 21 22 4 21 000 20 408 20 000 19 047 19 000 18 367 Strongly protruding LH2 (up) 18 000 A B C D E up-LH2’s [27 ] In that case, ... by atomic force microscopy Biophys J 84, 24 83 24 91 ´ 23 Goncalves RP, Busselez J, Levy D, Seguin J & Scheur¸ ing S (20 05) Membrane insertion of Rhodopseudomonas 3166 24 25 26 27 28 29 30 31 32...