==== Secondary Structure Definition by the program DSSP, updated CMBI version by ElmK / April 1,2000 ==== DATE=21-DEC-2009 . REFERENCE W. KABSCH AND C.SANDER, BIOPOLYMERS 22 (1983) 2577-2637 . HEADER TOXIN 05-MAY-05 1ZLC . COMPND 2 MOLECULE: ALPHA-CONOTOXIN PIA; . SOURCE 2 SYNTHETIC: YES; . AUTHOR S.-W.CHI,S.-H.LEE,D.-H.KIM,J.-S.KIM,B.M.OLIVERA, . 18 1 2 2 0 TOTAL NUMBER OF RESIDUES, NUMBER OF CHAINS, NUMBER OF SS-BRIDGES(TOTAL,INTRACHAIN,INTERCHAIN) . 1794.0 ACCESSIBLE SURFACE OF PROTEIN (ANGSTROM**2) . 8 44.4 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(J) , SAME NUMBER PER 100 RESIDUES . 0 0.0 TOTAL NUMBER OF HYDROGEN BONDS IN PARALLEL BRIDGES, SAME NUMBER PER 100 RESIDUES . 0 0.0 TOTAL NUMBER OF HYDROGEN BONDS IN ANTIPARALLEL BRIDGES, SAME NUMBER PER 100 RESIDUES . 0 0.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I-5), SAME NUMBER PER 100 RESIDUES . 0 0.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I-4), SAME NUMBER PER 100 RESIDUES . 0 0.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I-3), SAME NUMBER PER 100 RESIDUES . 0 0.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I-2), SAME NUMBER PER 100 RESIDUES . 0 0.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I-1), SAME NUMBER PER 100 RESIDUES . 0 0.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+0), SAME NUMBER PER 100 RESIDUES . 0 0.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+1), SAME NUMBER PER 100 RESIDUES . 0 0.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+2), SAME NUMBER PER 100 RESIDUES . 3 16.7 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+3), SAME NUMBER PER 100 RESIDUES . 5 27.8 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+4), SAME NUMBER PER 100 RESIDUES . 0 0.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+5), SAME NUMBER PER 100 RESIDUES . 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 *** HISTOGRAMS OF *** . 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 RESIDUES PER ALPHA HELIX . 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 PARALLEL BRIDGES PER LADDER . 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ANTIPARALLEL BRIDGES PER LADDER . 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 LADDERS PER SHEET . # RESIDUE AA STRUCTURE BP1 BP2 ACC N-H-->O O-->H-N N-H-->O O-->H-N TCO KAPPA ALPHA PHI PSI X-CA Y-CA Z-CA 1 1 A R 0 0 288 0, 0.0 17,-0.1 0, 0.0 5,-0.0 0.000 360.0 360.0 360.0 136.6 2.6 7.4 -5.1 2 2 A D - 0 0 63 15,-0.1 4,-0.3 1,-0.1 0, 0.0 -0.291 360.0-134.9 -76.0 164.0 0.5 4.2 -5.1 3 3 A P S >> S+ 0 0 97 0, 0.0 3,-1.4 0, 0.0 4,-0.7 0.893 104.2 53.3 -86.3 -45.3 -3.2 4.1 -4.1 4 4 A a T 34 S+ 0 0 40 1,-0.3 7,-0.5 2,-0.2 6,-0.1 0.605 101.2 67.3 -65.8 -8.8 -3.2 1.1 -1.8 5 5 A b T 34 S+ 0 0 50 1,-0.2 -1,-0.3 5,-0.1 6,-0.1 0.785 90.0 60.2 -81.1 -28.6 -0.3 2.9 -0.1 6 6 A S T <4 S+ 0 0 93 -3,-1.4 -1,-0.2 -4,-0.3 -2,-0.2 0.788 99.0 67.0 -68.3 -27.3 -2.6 5.6 1.2 7 7 A N S X S- 0 0 97 -4,-0.7 4,-2.0 1,-0.1 3,-0.2 -0.860 74.1-151.6 -99.9 118.0 -4.6 3.0 3.0 8 8 A P T 4 S+ 0 0 102 0, 0.0 4,-0.5 0, 0.0 -1,-0.1 0.609 94.9 62.2 -62.3 -9.9 -2.7 1.3 5.9 9 9 A V T >> S+ 0 0 117 2,-0.2 3,-1.0 1,-0.1 4,-0.7 0.956 107.1 37.8 -78.8 -55.9 -4.8 -1.8 5.3 10 10 A a H 3> S+ 0 0 36 1,-0.2 4,-1.2 -3,-0.2 3,-0.4 0.844 101.5 75.9 -63.2 -36.6 -3.7 -2.5 1.8 11 11 A T H 3< S+ 0 0 46 -4,-2.0 3,-0.3 -7,-0.5 -1,-0.2 0.823 92.9 55.3 -44.7 -37.0 -0.1 -1.5 2.6 12 12 A V H <4 S+ 0 0 99 -3,-1.0 -1,-0.2 -4,-0.5 -2,-0.2 0.953 113.3 37.4 -63.1 -52.4 0.2 -4.8 4.4 13 13 A H H < S+ 0 0 172 -4,-0.7 -1,-0.2 -3,-0.4 -2,-0.2 0.449 119.6 54.5 -79.7 -0.5 -0.8 -6.9 1.4 14 14 A N >X + 0 0 56 -4,-1.2 4,-0.9 -3,-0.3 3,-0.8 -0.461 57.7 143.9-132.0 61.6 1.2 -4.5 -0.8 15 15 A P T 34 + 0 0 99 0, 0.0 -1,-0.1 0, 0.0 -3,-0.1 -0.014 60.6 76.4 -89.1 30.3 4.7 -4.3 0.6 16 16 A Q T 34 S+ 0 0 188 -5,-0.1 -5,-0.0 2,-0.1 -2,-0.0 0.604 104.0 28.2-111.3 -21.1 6.2 -4.0 -2.8 17 17 A I T <4 0 0 71 -3,-0.8 -15,-0.1 -6,-0.1 -6,-0.0 0.663 360.0 360.0-110.9 -28.1 5.4 -0.3 -3.6 18 18 A b < 0 0 80 -4,-0.9 -2,-0.1 -7,-0.2 -7,-0.0 0.702 360.0 360.0 -89.8 360.0 5.3 1.1 -0.0