==== Secondary Structure Definition by the program DSSP, updated CMBI version by ElmK / April 1,2000 ==== DATE=2-JAN-2010 . REFERENCE W. KABSCH AND C.SANDER, BIOPOLYMERS 22 (1983) 2577-2637 . HEADER TOXIN 26-APR-07 2JP6 . COMPND 2 MOLECULE: POTASSIUM CHANNEL TOXIN ALPHA-KTX 18.1; . SOURCE 2 ORGANISM_SCIENTIFIC: TITYUS CAMBRIDGEI; . AUTHOR E.G.STEHLING,M.L.SFORCA,N.I.ZANCHIN,A.PIGNATELLI,O.BELLUZZI, . 37 1 3 3 0 TOTAL NUMBER OF RESIDUES, NUMBER OF CHAINS, NUMBER OF SS-BRIDGES(TOTAL,INTRACHAIN,INTERCHAIN) . 2655.0 ACCESSIBLE SURFACE OF PROTEIN (ANGSTROM**2) . 28 75.7 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 . 8 21.6 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 . 1 2.7 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 . 9 24.3 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+3), SAME NUMBER PER 100 RESIDUES . 8 21.6 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+4), SAME NUMBER PER 100 RESIDUES . 1 2.7 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 0 0 0 0 0 0 1 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 2 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 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 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 G 0 0 127 0, 0.0 3,-0.1 0, 0.0 36,-0.1 0.000 360.0 360.0 360.0 -86.0 -13.0 7.0 -6.1 2 2 A S + 0 0 74 1,-0.2 35,-3.0 35,-0.1 2,-0.6 0.900 360.0 42.6 -91.8 -65.1 -11.0 7.7 -2.8 3 3 A T E S-A 36 0A 57 33,-0.3 33,-0.3 34,-0.1 -1,-0.2 -0.777 74.0-161.6 -90.6 116.6 -10.4 4.3 -1.1 4 4 A G E -A 35 0A 35 31,-2.7 31,-1.5 -2,-0.6 2,-0.5 -0.840 4.1-152.6-102.8 100.6 -9.3 1.7 -3.8 5 5 A P E +A 34 0A 84 0, 0.0 29,-0.3 0, 0.0 -2,-0.0 -0.591 19.2 176.6 -77.4 118.5 -9.6 -2.1 -2.8 6 6 A Q - 0 0 92 27,-1.5 28,-0.1 -2,-0.5 21,-0.0 0.218 37.0-110.0 -91.2-149.0 -7.1 -4.4 -4.7 7 7 A T S S+ 0 0 127 25,-0.1 25,-0.3 26,-0.1 2,-0.3 -0.423 74.9 101.1-146.2 69.1 -6.7 -8.3 -4.1 8 8 A T - 0 0 49 1,-0.1 20,-1.0 3,-0.0 24,-0.4 -0.944 46.5-165.0-161.1 127.1 -3.2 -8.6 -2.4 9 9 A a S S+ 0 0 35 -2,-0.3 2,-2.0 22,-0.2 -1,-0.1 0.977 90.4 46.6 -75.8 -67.0 -1.7 -9.2 1.1 10 10 A Q S S+ 0 0 191 1,-0.1 2,-1.2 17,-0.1 -1,-0.2 -0.420 76.1 163.6 -80.1 69.7 2.1 -8.2 0.8 11 11 A A > + 0 0 7 -2,-2.0 4,-2.3 -3,-0.3 5,-0.2 -0.533 10.9 155.1-102.3 75.1 1.4 -4.9 -1.1 12 12 A A H > S+ 0 0 66 -2,-1.2 4,-2.5 2,-0.2 -1,-0.2 0.893 77.2 47.4 -66.2 -42.8 4.5 -2.7 -1.0 13 13 A M H > S+ 0 0 169 2,-0.2 4,-1.9 3,-0.2 5,-0.2 0.898 113.5 49.2 -66.3 -42.4 3.8 -0.7 -4.3 14 14 A b H > S+ 0 0 13 2,-0.2 4,-1.9 1,-0.2 -2,-0.2 0.945 117.0 40.9 -56.1 -53.3 0.1 -0.0 -3.1 15 15 A E H X S+ 0 0 54 -4,-2.3 4,-2.6 2,-0.2 -2,-0.2 0.852 112.2 54.7 -68.1 -38.0 1.2 1.2 0.4 16 16 A A H X S+ 0 0 64 -4,-2.5 4,-2.3 2,-0.2 -2,-0.2 0.893 110.7 46.0 -64.5 -40.7 4.3 3.2 -0.9 17 17 A G H X S+ 0 0 41 -4,-1.9 4,-2.0 2,-0.2 -2,-0.2 0.911 113.8 49.6 -61.0 -44.7 2.0 5.2 -3.3 18 18 A c H X>S+ 0 0 0 -4,-1.9 5,-2.2 2,-0.2 4,-1.6 0.885 115.5 42.4 -59.5 -43.4 -0.6 5.7 -0.4 19 19 A K H <5S+ 0 0 147 -4,-2.6 -2,-0.2 3,-0.2 -1,-0.2 0.819 109.3 58.5 -73.8 -33.1 2.2 6.9 2.0 20 20 A G H <5S+ 0 0 70 -4,-2.3 -2,-0.2 1,-0.2 -3,-0.2 0.900 113.1 39.4 -59.0 -43.0 3.9 9.1 -0.7 21 21 A L H <5S- 0 0 111 -4,-2.0 -2,-0.2 -5,-0.1 -1,-0.2 0.847 117.8-126.5 -62.6 -40.4 0.5 11.0 -1.1 22 22 A G T <5 + 0 0 57 -4,-1.6 -3,-0.2 -5,-0.2 -4,-0.1 0.843 67.8 112.8 100.6 42.3 0.3 10.7 2.8 23 23 A K S