25.00 31.227 38.585 11.521 A C ACE 0 HETATM A C ACE 1 1 1.00 1 C 25.00 30.433 37.878 10.859 A O ACE 0 HETATM A O ACE 1 1 1.00 1 O 25.00 30.894 39.978 11.951 A CH3 ACE 0 HETATM A CH3 ACE 1 1 1.00 1 C 25.00 32.153 37.943 12.252 A N GLU 1 ATOM A N GLU 1 2 1.00 1 N 25.00 32.594 36.639 11.811 A CA GLU 1 ATOM A CA GLU 1 2 1.00 1 C 25.00 32.002 35.428 12.514 A C GLU 1 ATOM A C GLU 1 2 1.00 1 C 25.00 32.521 34.279 12.454 A O GLU 1 ATOM A O GLU 1 2 1.00 1 O 25.00 34.093 36.609 11.812 A CB GLU 1 ATOM A CB GLU 1 2 1.00 1 C 25.00 34.609 36.464 13.285 A CG GLU 1 ATOM A CG GLU 1 2 1.00 1 C 25.00 36.125 36.460 13.044 A CD GLU 1 ATOM A CD GLU 1 2 1.00 1 C 25.00 36.442 35.745 12.084 A OE1 GLU 1 ATOM A OE1 GLU 1 2 1.00 1 O 25.00 36.684 37.260 13.809 A OE2 GLU 1 ATOM A OE2 GLU 1 2 1.00 1 O 25.00 30.895 35.627 13.188 A N LEU 2 ATOM A N LEU 1 3 1.00 1 N 25.00 30.067 34.612 13.814 A CA LEU 2 ATOM A CA LEU 1 3 1.00 1 C 25.00 29.025 34.315 12.695 A C LEU 2 ATOM A C LEU 1 3 1.00 1 C 25.00 28.665 33.168 12.395 A O LEU 2 ATOM A O LEU 1 3 1.00 1 O 25.00 29.515 35.034 15.156 A CB LEU 2 ATOM A CB LEU 1 3 1.00 1 C 25.00 28.434 34.122 15.752 A CG LEU 2 ATOM A CG LEU 1 3 1.00 1 C 25.00 29.008 33.110 16.720 A CD1 LEU 2 ATOM A CD1 LEU 1 3 1.00 1 C 25.00 27.350 34.963 16.399 A CD2 LEU 2 ATOM A CD2 LEU 1 3 1.00 1 C 25.00 28.628 35.417 12.027 A N LEU 3 ATOM A N LEU 1 4 1.00 1 N 25.00 27.686 35.251 10.912 A CA LEU 3 ATOM A CA LEU 1 4 1.00 1 C 25.00 28.396 34.389 9.850 A C LEU 3 ATOM A C LEU 1 4 1.00 1 C 25.00 27.770 33.565 9.191 A O LEU 3 ATOM A O LEU 1 4 1.00 1 O 25.00 27.084 36.547 10.374 A CB LEU 3 ATOM A CB LEU 1 4 1.00 1 C 25.00 26.064 36.325 9.246 A CG LEU 3 ATOM A CG LEU 1 4 1.00 1 C 25.00 24.784 35.715 9.770 A CD1 LEU 3 ATOM A CD1 LEU 1 4 1.00 1 C 25.00 25.777 37.594 8.497 A CD2 LEU 3 ATOM A CD2 LEU 1 4 1.00 1 C 25.00 29.674 34.603 9.703 A N LYS 4 ATOM A N LYS 1 5 1.00 1 N 25.00 30.512 33.899 8.748 A CA LYS 4 ATOM A CA LYS 1 5 1.00 1 C 25.00 30.578 32.417 9.098 A C LYS 4 ATOM A C LYS 1 5 1.00 1 C 25.00 30.261 31.531 8.280 A O LYS 4 ATOM A O LYS 1 5 1.00 1 O 25.00 31.924 34.471 8.710 A CB LYS 4 ATOM A CB LYS 1 5 1.00 1 C 25.00 32.539 34.431 7.317 A CG LYS 4 ATOM A CG LYS 1 5 1.00 1 C 25.00 34.046 34.511 7.426 A CD LYS 4 ATOM A CD LYS 1 5 1.00 1 C 25.00 34.729 33.782 6.289 A CE LYS 4 ATOM A CE LYS 1 5 1.00 1 C 25.00 34.710 34.603 5.059 A NZ LYS 4 ATOM A NZ LYS 1 5 1.00 1 N 25.00 30.993 32.153 10.327 A N LYS 5 ATOM A N LYS 1 6 1.00 1 N 25.00 31.104 30.730 10.715 A CA LYS 5 ATOM A CA LYS 1 6 1.00 1 C 25.00 29.734 30.111 10.595 A C LYS 5 ATOM A C LYS 1 6 1.00 1 C 25.00 29.602 29.133 9.833 A O LYS 5 ATOM A O LYS 1 6 1.00 1 O 25.00 31.793 30.525 12.023 A CB LYS 5 ATOM A CB LYS 1 6 1.00 1 C 25.00 33.284 30.906 12.043 A CG LYS 5 ATOM A CG LYS 1 6 1.00 1 C 25.00 28.753 30.676 11.269 A N LEU 6 ATOM A N LEU 1 7 1.00 1 N 25.00 27.375 30.124 11.257 A CA LEU 6 ATOM A CA LEU 1 7 1.00 1 C 25.00 26.938 29.849 9.827 A C LEU 6 ATOM A C LEU 1 7 1.00 1 C 25.00 26.490 28.746 9.489 A O LEU 6 ATOM A O LEU 1 7 1.00 1 O 25.00 26.459 31.026 12.062 A CB LEU 6 ATOM A CB LEU 1 7 1.00 1 C 25.00 24.966 30.925 11.913 A CG LEU 6 ATOM A CG LEU 1 7 1.00 1 C 25.00 24.329 29.894 12.837 A CD1 LEU 6 ATOM A CD1 LEU 1 7 1.00 1 C 25.00 24.339 32.286 12.234 A CD2 LEU 6 ATOM A CD2 LEU 1 7 1.00 1 C 25.00 27.110 30.857 9.002 A N LEU 7 ATOM A N LEU 1 8 1.00 1 N 25.00 26.760 30.849 7.586 A CA LEU 7 ATOM A CA LEU 1 8 1.00 1 C 25.00 27.408 29.683 6.868 A C LEU 7 ATOM A C LEU 1 8 1.00 1 C 25.00 26.743 29.154 5.950 A O LEU 7 ATOM A O LEU 1 8 1.00 1 O 25.00 27.003 32.249 6.971 A CB LEU 7 ATOM A CB LEU 1 8 1.00 1 C 25.00 25.878 33.239 6.752 A CG LEU 7 ATOM A CG LEU 1 8 1.00 1 C 25.00 26.241 34.705 6.949 A CD1 LEU 7 ATOM A CD1 LEU 1 8 1.00 1 C 25.00 25.397 33.158 5.297 A CD2 LEU 7 ATOM A CD2 LEU 1 8 1.00 1 C 25.00 28.603 29.243 7.208 A N GLU 8 ATOM A N GLU 1 9 1.00 1 N 25.00 29.260 28.146 6.496 A CA GLU 8 ATOM A CA GLU 1 9 1.00 1 C 25.00 28.759 26.751 6.831 A C GLU 8 ATOM A C GLU 1 9 1.00 1 C 25.00 28.974 25.822 6.023 A O GLU 8 ATOM A O GLU 1 9 1.00 1 O 25.00 30.742 28.009 6.785 A CB GLU 8 ATOM A CB GLU 1 9 1.00 1 C 25.00 31.432 29.271 7.271 A CG GLU 8 ATOM A CG GLU 1 9 1.00 1 C 25.00 32.846 28.933 7.703 A CD GLU 8 ATOM A CD GLU 1 9 1.00 1 C 25.00 33.727 28.886 6.851 A OE1 GLU 8 ATOM A OE1 GLU 1 9 1.00 1 O 25.00 32.945 28.685 8.934 A OE2 GLU 8 ATOM A OE2 GLU 1 9 1.00 1 O 25.00 28.216 26.687 8.024 A N GLU 9 ATOM A N GLU 1 10 1.00 1 N 25.00 27.676 25.450 8.602 A CA GLU 9 ATOM A CA GLU 1 10 1.00 1 C 25.00 26.228 25.197 8.197 A C GLU 9 ATOM A C GLU 1 10 1.00 1 C 25.00 25.741 24.063 8.299 A O GLU 9 ATOM A O GLU 1 10 1.00 1 O 25.00 27.655 25.571 10.131 A CB GLU 9 ATOM A CB GLU 1 10 1.00 1 C 25.00 28.212 24.450 10.999 A CG GLU 9 ATOM A CG GLU 1 10 1.00 1 C 25.00 29.424 24.893 11.771 A CD GLU 9 ATOM A CD GLU 1 10 1.00 1 C 25.00 29.571 24.773 12.967 A OE1 GLU 9 ATOM A OE1 GLU 1 10 1.00 1 O 25.00 30.236 25.448 10.993 A OE2 GLU 9 ATOM A OE2 GLU 1 10 1.00 1 O 25.00 25.547 26.243 7.776 A N LEU 10 ATOM A N LEU 1 11 1.00 1 N 25.00 24.138 26.200 7.405 A CA LEU 10 ATOM A CA LEU 1 11 1.00 1 C 25.00 23.858 25.477 6.104 A C LEU 10 ATOM A C LEU 1 11 1.00 1 C 25.00 24.653 25.474 5.162 A O LEU 10 ATOM A O LEU 1 11 1.00 1 O 25.00 23.611 27.641 7.410 A CB LEU 10 ATOM A CB LEU 1 11 1.00 1 C 25.00 22.355 27.821 8.248 A CG LEU 10 ATOM A CG LEU 1 11 1.00 1 C 25.00 22.565 27.116 9.582 A CD1 LEU 10 ATOM A CD1 LEU 1 11 1.00 1 C 25.00 22.151 29.317 8.369 A CD2 LEU 10 ATOM A CD2 LEU 1 11 1.00 1 C 25.00 22.674 24.898 6.074 A N LYS 11 ATOM A N LYS 1 12 1.00 1 N 25.00 22.163 24.138 4.939 A CA LYS 11 ATOM A CA LYS 1 12 1.00 1 C 25.00 21.851 25.032 3.731 A C LYS 11 ATOM A C LYS 1 12 1.00 1 C 25.00 21.403 26.185 3.840 A O LYS 11 ATOM A O LYS 1 12 1.00 1 O 25.00 20.933 23.323 5.327 A CB LYS 11 ATOM A CB LYS 1 12 1.00 1 C 25.00 22.109 24.411 2.573 A N GLY 12 ATOM A N GLY 1 13 1.00 1 N 25.00 21.938 24.917 1.234 A CA GLY 12 ATOM A CA GLY 1 13 1.00 1 C 25.00 21.882 26.448 1.133 A C GLY 12 ATOM A C GLY 1 13 1.00 1 C 25.00 22.838 26.994 0.516 A O GLY 12 ATOM A O GLY 1 13 1.00 1 O 25.00 20.888 27.022 1.650 A OXT GLY 12 ATOM A OXT GLY 1 13 1.00 1 O 25.00 31.477 38.950 15.821 A S SO4 13 HETATM B S SO4 2 0.50 1 S 25.00 31.243 38.502 17.238 A O1 SO4 13 HETATM B O1 SO4 2 0.50 1 O 25.00 30.616 40.133 15.527 A O2 SO4 13 HETATM B O2 SO4 2 0.50 1 O 25.00 31.158 37.816 14.905 A O3 SO4 13 HETATM B O3 SO4 2 0.50 1 O 25.00 32.916 39.343 15.640 A O4 SO4 13 HETATM B O4 SO4 2 0.50 1 O 0.016038 0.000000 0.000000 0.000000 0.016038 0.000000 0.000000 0.000000 0.016038 0.00000 0.00000 0.00000 Hill, C.P. Anderson, D.H. Wesson, L. Degrado, W.F. Eisenberg, D. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 48 90.00 90.00 90.00 62.350 62.350 62.350 C2 H4 O 44.053 ACETYL GROUP non-polymer C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking O4 S -2 96.063 SULFATE ION non-polymer US Science SCIEAS 0038 0036-8075 249 543 546 2382133 Crystal structure of alpha 1: implications for protein design. 1990 US Proteins PSFGEY 0867 0887-3585 1 16 The Design, Synthesis, and Crystallization of an Alpha-Helical Peptide 1986 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 1 x-ray 1 1.0 1441.775 ALPHA HELIX PEPTIDE: ELLKKLLEELKG 1 syn polymer 96.063 SULFATE ION 1 syn non-polymer no yes (ACE)ELLKKLLEELKG XELLKKLLEELKG A polypeptide(L) n n n n n n n n n n n n n 3.50 64.91 repository Initial release Version format compliance Derived calculations Version format compliance 1 0 1991-10-15 1 1 2008-03-24 1 2 2011-07-13 Y 1990-07-02 REL REL SO4 SULFATE ION The peptide was chemically synthesized 32630 sample SO4 13 2 SO4 SO4 13 A ACE 0 n 1 ACE 0 A GLU 1 n 2 GLU 1 A LEU 2 n 3 LEU 2 A LEU 3 n 4 LEU 3 A LYS 4 n 5 LYS 4 A LYS 5 n 6 LYS 5 A LEU 6 n 7 LEU 6 A LEU 7 n 8 LEU 7 A GLU 8 n 9 GLU 8 A GLU 9 n 10 GLU 9 A LEU 10 n 11 LEU 10 A LYS 11 n 12 LYS 11 A GLY 12 n 13 GLY 12 A author_and_software_defined_assembly PQS 1 monomeric software_defined_assembly PISA 6 hexameric 6410 -133 4500 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 7_564 -z+1/2,-x+1,y-1/2 crystal symmetry operation 31.1750000000 62.3500000000 -31.1750000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 -1.0000000000 0.0000000000 0.0000000000 10_655 -y+1,z+1/2,-x+1/2 crystal symmetry operation 62.3500000000 31.1750000000 31.1750000000 0.0000000000 1.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 13_455 y-1/4,x+1/4,-z+1/4 crystal symmetry operation -15.5875000000 15.5875000000 15.5875000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 0.0000000000 -1.0000000000 0.0000000000 19_555 -x+3/4,-z+3/4,-y+3/4 crystal symmetry operation 46.7625000000 46.7625000000 46.7625000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 -1.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 22_564 z+1/4,-y+5/4,x-1/4 crystal symmetry operation 15.5875000000 77.9375000000 -15.5875000000 1 A SO4 13 B SO4 1 A CD LYS 5 A CD LYS 6 1 Y 1 A CE LYS 5 A CE LYS 6 1 Y 1 A NZ LYS 5 A NZ LYS 6 1 Y 1 A CG LYS 11 A CG LYS 12 1 Y 1 A CD LYS 11 A CD LYS 12 1 Y 1 A CE LYS 11 A CE LYS 12 1 Y 1 A NZ LYS 11 A NZ LYS 12 1 Y 1 14.04 1.20 123.30 137.34 A A A OE1 CD OE2 GLU GLU GLU 1 1 1 N 1 A A OE1 O4 GLU SO4 9 13 2.13 1_555 45_545 1 A A OE1 O1 GLU SO4 9 13 2.14 1_555 28_565 0.2550000 0.2110000 2.7 10.0 2.0 1 2.7 10.0 0 100 5 0 95 0.013 0.044 refinement PROLSQ ALPHA - 1 (AMPHIPHILIC ALPHA HELIX) CRYSTAL STRUCTURE OF ALPHA1: IMPLICATIONS FOR PROTEIN DESIGN 1 N N 2 N N A GLU 1 A GLU 2 HELX_P A LEU 10 A LEU 11 1 1 10 covale 1.343 A ACE 0 A C ACE 1 1_555 A GLU 1 A N GLU 2 1_555 SYNTHETIC PROTEIN MODEL SYNTHETIC PROTEIN MODEL 1AL1 PDB 1 1AL1 0 12 1AL1 0 12 1AL1 A 1 1 13 BINDING SITE FOR RESIDUE SO4 A 13 Software 8 A ACE 0 A ACE 1 8 1_555 A ACE 0 A ACE 1 8 22_564 A GLU 1 A GLU 2 8 1_555 A GLU 1 A GLU 2 8 22_564 A LEU 2 A LEU 3 8 22_564 A LEU 2 A LEU 3 8 1_555 A GLU 9 A GLU 10 8 47_554 A GLU 9 A GLU 10 8 28_565 214 I 41 3 2