Secondary structure calculation program - copyright by David Keith Smith, 1989 1hlcA.pdb 1HLC LECTIN LECTIN (HUMAN L-14-II) COMPLEXED WITH LACTOSE HUMAN (HOMO SAPIENS) HEPATOMA RECOMBINANT FORM EXP Sequence length - 129 A A K K hydrogen bonding Ooi's strk chain/ l amino u & S structure bridge dihedral angles donor acceptor donor acceptor N N num seq.no t acids t S + patterns partners phi psi omega alpha kappa tco to/energy fr/energy to/energy fr/energy 8 14 1 A 4 GLU E 0 0 999.9 -1.6 -179.3 999.9 999.9 999.9 0 0.0 0 0.0 0 0.0 0 0.0 6 26 2 A 5 LEU L e - 0 0 -58.3 148.3 -178.8 -165.2 999.9 102.3 0 0.0 116 -2.0 0 0.0 0 0.0 6 30 3 A 6 GLU E E E AA - 115 0 -146.6 104.9 177.5 -163.8 13.4 145.7 0 0.0 0 0.0 0 0.0 0 0.0 8 35 4 A 7 VAL V E E AA - 114 0 -82.2 139.7 -176.8 -167.8 23.2 132.2 114 -1.0 114 -1.9 0 0.0 0 0.0 8 34 5 A 8 LYS K E E AA + 113 0 -136.9 143.8 179.5 13.5 52.1 170.2 0 0.0 0 0.0 0 0.0 0 0.0 8 27 6 A 9 ASN N E E A* S+ 0 0 63.9 46.5 177.0 155.4 75.3 24.8 112 -0.7 0 0.0 0 0.0 0 0.0 6 23 7 A 10 MET M E E A* - 0 0 -94.4 170.5 -178.4 -121.1 44.7 120.4 112 -2.7 9 -0.6 0 0.0 0 0.0 8 32 8 A 11 ASP D E E A* + 0 0 -117.0 87.0 178.5 167.0 36.4 142.7 0 0.0 10 -0.8 0 0.0 0 0.0 7 30 9 A 12 MET M E E AA + 111 0 -104.9 100.7 180.0 179.0 12.1 151.6 111 -2.5 111 -3.2 7 -0.6 0 0.0 10 44 10 A 13 LYS K t > T - 0 0 -90.1 167.8 179.9 -73.5 42.4 116.7 8 -0.8 13 -1.3 0 0.0 0 0.0 9 34 11 A 14 PRO P T T 3 TS+ 0 0 -67.1 139.5 179.6 29.7 117.6 116.2 0 0.0 0 0.0 0 0.0 0 0.0 9 33 12 A 15 GLY G T T 3 TS+ 0 0 102.6 -21.4 -179.5 119.4 91.0 85.8 85 -2.8 0 0.0 0 0.0 0 0.0 8 27 13 A 16 SER S e < T - 0 0 -74.7 162.4 -179.2 -139.5 54.1 106.7 10 -1.3 85 -1.2 0 0.0 0 0.0 12 34 14 A 17 THR T E E BBC - 128 84 -129.3 132.4 179.7 -154.0 5.3 167.9 128 -1.4 128 -3.1 0 0.0 16 -0.5 11 39 15 A 18 LEU L E E BBC - 127 83 -108.1 124.1 -178.6 -161.1 7.9 160.8 83 -2.9 83 -2.1 0 0.0 17 -0.6 12 49 16 A 19 LYS K E E BBC - 126 82 -110.9 109.7 -177.2 -172.0 8.8 154.4 126 -2.8 126 -1.8 14 -0.5 18 -0.6 12 42 17 A 20 ILE I E E BBC - 125 81 -108.1 120.1 179.0 -177.8 5.4 150.5 81 -2.8 81 -2.6 15 -0.6 0 0.0 11 46 18 A 21 THR T E E BBC + 124 80 -116.1 132.6 179.3 135.9 21.9 161.1 124 -2.9 124 -2.0 16 -0.6 0 0.0 12 41 19 A 22 GLY G E E B*C - 0 79 -160.0 177.0 178.8 -96.0 47.9 162.7 79 -2.2 79 -1.8 0 0.0 0 0.0 12 43 20 A 23 SER S E E BBC - 121 78 -111.0 137.0 179.0 -137.5 23.5 154.4 121 -2.7 121 -2.2 0 0.0 22 -0.8 13 38 21 A 24 ILE I E E BB - 120 0 -92.7 109.4 -179.2 -119.6 33.1 145.3 77 -1.9 76 -3.0 0 0.0 0 0.0 14 41 22 A 25 ALA A e > T - 0 0 -49.5 139.4 179.3 -96.2 34.6 98.1 119 -2.3 25 -0.9 20 -0.8 0 0.0 10 32 23 A 26 ASP D T T 3 TS+ 0 0 -56.9 148.5 179.7 8.0 103.5 100.8 0 0.0 0 0.0 0 0.0 0 0.0 6 23 24 A 27 GLY G T T 3 TS+ 0 0 44.2 45.3 178.7 156.4 92.4 33.6 0 0.0 0 0.0 0 0.0 0 0.0 5 24 25 A 28 THR T t < T - 0 0 -103.1 148.6 -179.8 -142.2 47.0 140.6 22 -0.9 0 0.0 0 0.0 0 0.0 10 31 26 A 29 ASP D - 0 0 -73.0 -32.8 -178.4 -68.7 68.7 39.2 0 0.0 47 -2.1 0 0.0 48 -1.9 8 30 27 A 30 GLY G B e A - 46 0 168.2 -166.3 179.3 -123.6 45.8 169.1 0 0.0 119 -1.6 0 0.0 0 0.0 12 46 28 A 31 PHE F E E AD - 118 0 -161.7 172.2 -176.8 -123.2 13.8 167.4 45 -1.0 0 0.0 0 0.0 0 0.0 13 52 29 A 32 VAL V E E AD - 117 0 -134.8 140.6 176.3 -171.7 10.6 165.9 117 -3.7 117 -1.7 0 0.0 0 0.0 14 53 30 A 33 ILE I E E ADE - 116 43 -127.9 113.3 -179.5 -166.5 17.9 170.4 43 -2.5 43 -2.4 0 0.0 0 0.0 11 64 31 A 34 ASN N E E ADE - 115 42 -109.1 136.3 179.7 -178.8 9.1 154.5 115 -2.3 115 -1.8 0 0.0 0 0.0 14 63 32 A 35 LEU L E E ADE + 114 41 -128.9 134.6 -179.9 91.8 34.1 171.6 41 -2.0 41 -1.6 0 0.0 40 -1.1 13 68 33 A 36 GLY G E E ADE S- 113 39 175.1 -153.8 -179.3 -66.8 82.8 161.9 113 -2.2 112 -3.0 0 0.0 113 -2.8 13 55 34 A 37 GLN Q E E A * S- 0 0 -101.1 -23.4 -179.5 -30.8 103.7 51.3 38 -1.5 0 0.0 0 0.0 0 0.0 12 39 35 A 38 GLY G E E A E> TS- 0 38 -176.2 -179.0 -179.8 -70.8 78.8 162.8 38 -1.5 38 -1.6 0 0.0 0 0.0 10 36 36 A 39 THR T T T 3 TS+ 0 0 -59.6 -40.1 179.8 49.6 128.8 29.6 0 0.0 0 0.0 0 0.0 0 0.0 7 37 37 A 40 ASP D T e 3 TS+ 0 0 -83.7 13.8 -178.6 53.1 112.5 75.5 0 0.0 59 -2.6 0 0.0 0 0.0 9 29 38 A 41 LYS K E E AEF< T + 35 58 -154.1 94.2 -179.9 170.2 61.6 137.5 35 -1.6 34 -1.5 0 0.0 35 -1.5 11 37 39 A 42 LEU L E E AEF - 33 57 -111.2 107.3 -179.5 -171.8 13.4 159.3 57 -1.7 57 -2.9 0 0.0 0 0.0 14 52 40 A 43 ASN N E E A** S+ 0 0 -65.6 -29.0 -179.7 17.2 83.3 39.0 32 -1.1 0 0.0 0 0.0 0 0.0 15 57 41 A 44 LEU L E E AE* - 32 0 -147.8 134.2 -179.9 -169.1 61.8 170.5 32 -1.6 32 -2.0 0 0.0 0 0.0 13 65 42 A 45 HIS H E E AEF - 31 55 -127.9 85.4 -179.6 -166.3 14.2 148.7 55 -1.2 55 -0.8 0 0.0 44 -0.5 14 61 43 A 46 PHE F E E AEF + 30 54 -77.6 121.2 -178.5 171.4 14.5 134.7 30 -2.4 30 -2.5 0 0.0 0 0.0 11 66 44 A 47 ASN N E E A F - 0 53 -141.2 95.4 179.4 -162.1 20.6 142.0 53 -1.0 53 -2.9 42 -0.5 46 -0.7 11 54 45 A 48 PRO P E E A F - 0 52 -76.7 110.1 179.5 -163.2 10.8 131.7 0 0.0 28 -1.0 0 0.0 47 -0.9 12 53 46 A 49 ARG R E E >AAF >T + 27 51 -99.3 101.6 179.1 179.8 14.6 148.2 51 -3.1 51 -2.0 44 -0.7 50 -1.4 12 38 47 A 50 PHE F T T 4 5TS+ 0 0 -65.1 -35.2 178.9 59.9 84.5 27.9 26 -2.1 0 0.0 45 -0.9 0 0.0 10 34 48 A 51 SER S T T 4 5TS+ 0 0 -55.6 -57.9 -179.8 28.6 116.4 17.4 26 -1.9 0 0.0 0 0.0 0 0.0 7 29 49 A 52 GLU E T T 4 5TS- 0 0 -81.4 -10.7 -178.7 -124.6 108.2 53.7 0 0.0 0 0.0 0 0.0 0 0.0 5 25 50 A 53 SER S T T < 5TS+ 0 0 61.4 61.9 -179.8 99.3 73.2 9.9 46 -1.4 0 0.0 0 0.0 0 0.0 10 26 51 A 54 THR T E E AFTS- 38 61 -118.1 77.3 179.6 -67.8 70.1 136.6 61 -2.3 60 -1.5 0 0.0 61 -1.1 11 30 59 A 62 GLY G T e 3 TS- 0 0 84.0 -85.6 -176.8 -8.0 118.3 126.7 37 -2.6 0 0.0 57 -0.6 0 0.0 7 22 60 A 63 SER S T T 3 TS+ 0 0 -119.5 -23.6 -178.0 74.5 120.2 52.0 58 -1.5 0 0.0 0 0.0 0 0.0 6 17 61 A 64 ASN N E E AH < T - 58 0 -105.5 128.6 178.3 -144.3 66.6 149.0 58 -1.1 58 -2.3 0 0.0 0 0.0 6 19 62 A 65 TRP W E E AH - 57 0 -78.7 157.9 177.4 -123.7 22.2 118.3 0 0.0 0 0.0 0 0.0 0 0.0 10 29 63 A 66 GLY G e - 0 0 -91.2 -173.4 178.6 -50.5 54.3 102.7 56 -1.7 0 0.0 0 0.0 0 0.0 8 28 64 A 67 GLN Q - 0 0 -60.6 136.4 -178.5 -117.3 66.5 112.9 0 0.0 0 0.0 0 0.0 0 0.0 6 25 65 A 68 GLU E - 0 0 -83.7 124.4 178.8 -164.2 27.4 132.0 0 0.0 0 0.0 0 0.0 0 0.0 9 30 66 A 69 GLN Q E E AG - 54 0 -105.6 144.8 -178.5 -160.9 8.2 145.9 54 -2.1 54 -2.0 0 0.0 0 0.0 7 35 67 A 70 ARG R E E AG - 53 0 -134.5 139.4 178.6 -169.3 14.4 172.3 0 0.0 0 0.0 0 0.0 0 0.0 8 32 68 A 71 GLU E E E AG - 52 0 -128.4 117.4 -179.7 -158.7 11.1 167.9 52 -1.8 52 -1.8 0 0.0 70 -1.3 8 34 69 A 72 ASP D + 0 0 -89.6 55.6 179.0 107.8 63.7 115.8 0 0.0 0 0.0 0 0.0 0 0.0 7 28 70 A 73 HIS H + 0 0 -130.7 59.8 178.7 152.7 31.3 119.3 68 -1.3 72 -1.3 0 0.0 0 0.0 7 32 71 A 74 LEU L + 0 0 -90.3 80.9 -178.9 158.0 10.3 136.0 0 0.0 0 0.0 0 0.0 0 0.0 10 40 72 A 75 CYS C + 0 0 -106.2 49.3 177.3 73.4 44.2 108.4 70 -1.3 0 0.0 0 0.0 0 0.0 5 34 73 A 76 PHE F - 0 0 -150.1 155.8 -177.9 -142.7 65.1 163.4 0 0.0 0 0.0 0 0.0 0 0.0 7 42 74 A 77 SER S t > T - 0 0 -126.2 168.6 178.9 -97.7 20.1 135.1 0 0.0 77 -0.6 0 0.0 0 0.0 6 38 75 A 78 PRO P T T 3 TS+ 0 0 -73.7 164.7 -179.7 49.2 102.1 114.1 0 0.0 0 0.0 0 0.0 0 0.0 11 33 76 A 79 GLY G T T 3 TS+ 0 0 83.7 -2.9 178.8 95.1 96.8 63.1 21 -3.0 0 0.0 0 0.0 0 0.0 8 26 77 A 80 SER S S e < TS- 0 0 -122.7 148.9 177.3 -133.2 72.4 155.4 74 -0.6 21 -1.9 0 0.0 79 -0.6 7 30 78 A 81 GLU E E E BC + 20 0 -100.1 122.4 -177.8 171.1 38.0 158.6 0 0.0 0 0.0 0 0.0 0 0.0 9 32 79 A 82 VAL V E E BC - 19 0 -122.7 179.4 178.6 -127.8 24.7 132.0 19 -1.8 19 -2.2 77 -0.6 0 0.0 10 40 80 A 83 LYS K E E BC - 18 0 -139.8 135.0 179.9 -162.1 9.5 175.9 0 0.0 0 0.0 0 0.0 0 0.0 10 46 81 A 84 PHE F E E BC - 17 0 -112.4 137.9 177.7 -159.8 5.6 154.8 17 -2.6 17 -2.8 0 0.0 83 -0.6 11 58 82 A 85 THR T E E BCI - 16 93 -121.3 105.1 178.2 -179.1 12.3 162.5 93 -1.6 93 -2.5 0 0.0 84 -0.5 11 44 83 A 86 VAL V E E BCI - 15 92 -106.7 126.2 179.7 -161.0 9.3 159.2 15 -2.1 15 -2.9 81 -0.6 85 -0.5 11 59 84 A 87 THR T E E BCI - 14 91 -110.0 121.3 -179.7 -137.9 13.5 162.0 91 -1.7 91 -1.7 82 -0.5 0 0.0 11 50 85 A 88 PHE F e + 0 0 -79.2 134.5 177.4 171.0 26.1 129.5 13 -1.2 12 -2.8 83 -0.5 0 0.0 14 53 86 A 89 GLU E t > T - 0 0 -144.9 133.9 -179.8 -121.7 41.7 173.7 0 0.0 89 -0.5 0 0.0 0 0.0 11 39 87 A 90 SER S T T 3 TS+ 0 0 -39.0 -49.7 179.6 43.3 116.1 28.9 0 0.0 0 0.0 0 0.0 0 0.0 11 31 88 A 91 ASP D T e 3 TS- 0 0 -70.7 -32.2 -178.0 -31.1 130.4 33.5 0 0.0 104 -1.6 0 0.0 0 0.0 7 27 89 A 92 LYS K E E BJ < T - 103 0 -179.1 164.2 178.6 -104.4 54.4 164.9 86 -0.5 0 0.0 0 0.0 0 0.0 10 42 90 A 93 PHE F E E BJ - 102 0 -102.7 143.2 176.4 -156.2 19.5 140.5 102 -3.2 102 -2.4 0 0.0 92 -0.6 13 48 91 A 94 LYS K E E BI - 84 0 -123.0 106.2 178.3 -163.9 9.3 158.8 84 -1.7 84 -1.7 0 0.0 0 0.0 11 43 92 A 95 VAL V E E BI - 83 0 -88.9 127.1 179.1 -150.6 7.7 140.5 90 -0.6 100 -2.7 0 0.0 94 -0.7 12 51 93 A 96 LYS K E E BIB - 82 99 -103.3 111.0 -179.8 -144.1 14.4 153.8 82 -2.5 82 -1.6 0 0.0 0 0.0 11 39 94 A 97 LEU L t > T - 0 0 -67.0 155.5 -179.8 -106.8 26.3 114.0 98 -2.3 97 -2.2 92 -0.7 0 0.0 11 44 95 A 98 PRO P T T 3 TS+ 0 0 -59.1 -20.6 179.6 58.9 118.8 47.6 0 0.0 0 0.0 0 0.0 0 0.0 9 33 96 A 99 ASP D T T 3 TS- 0 0 -93.2 10.7 179.6 -100.8 123.6 75.1 0 0.0 0 0.0 0 0.0 0 0.0 6 26 97 A 100 GLY G S t < TS+ 0 0 96.3 -22.8 -178.6 134.6 78.6 85.2 94 -2.2 0 0.0 0 0.0 0 0.0 6 20 98 A 101 HIS H - 0 0 -70.7 121.2 179.1 -145.0 45.5 119.5 0 0.0 94 -2.3 0 0.0 0 0.0 7 27 99 A 102 GLU E B B B - 93 0 -84.9 142.2 179.4 -166.7 14.6 124.5 0 0.0 0 0.0 0 0.0 0 0.0 8 32 100 A 103 LEU L - 0 0 -120.4 169.9 179.3 -148.6 6.3 136.8 92 -2.7 0 0.0 0 0.0 0 0.0 8 40 101 A 104 THR T - 0 0 -149.1 126.0 178.9 -179.4 12.5 165.9 0 0.0 0 0.0 0 0.0 0 0.0 8 40 102 A 105 PHE F E E BJ - 90 0 -124.3 139.2 -179.9 -115.9 30.3 167.0 90 -2.4 90 -3.2 0 0.0 0 0.0 10 45 103 A 106 PRO P E E BJ - 89 0 -76.2 148.6 178.9 -125.8 14.7 117.1 0 0.0 105 -1.7 0 0.0 0 0.0 7 42 104 A 107 ASN N e > T + 0 0 -91.2 65.2 -179.6 165.6 42.6 117.5 88 -1.6 107 -2.1 0 0.0 0 0.0 13 45 105 A 108 ARG R T T 3 T + 0 0 -50.7 -33.8 -178.4 60.1 67.4 40.8 103 -1.7 0 0.0 0 0.0 0 0.0 6 37 106 A 109 LEU L T T 3 TS- 0 0 -79.2 -3.7 179.3 -129.5 101.8 63.5 0 0.0 0 0.0 0 0.0 0 0.0 6 39 107 A 110 GLY G t < T + 0 0 63.2 23.5 -179.0 159.8 48.7 46.5 104 -2.1 109 -0.7 0 0.0 0 0.0 7 30 108 A 111 HIS H - 0 0 -84.4 115.1 179.6 -170.2 28.4 131.8 0 0.0 0 0.0 0 0.0 0 0.0 8 36 109 A 112 SER S S S S+ 0 0 -89.1 25.1 -179.6 45.5 75.2 84.3 107 -0.7 0 0.0 0 0.0 0 0.0 8 33 110 A 113 HIS H - 0 0 -169.2 121.7 178.1 -157.3 65.4 144.3 0 0.0 0 0.0 0 0.0 0 0.0 10 41 111 A 114 LEU L E E AA + 9 0 -98.4 155.0 -177.6 159.8 20.5 134.2 9 -3.2 9 -2.5 0 0.0 0 0.0 12 51 112 A 115 SER S E E A* + 0 0 -151.8 -11.4 -179.0 65.0 52.4 64.4 33 -3.0 7 -2.7 0 0.0 6 -0.7 13 42 113 A 116 TYR Y E E AAD + 5 33 -125.6 143.6 179.7 174.2 47.6 160.5 33 -2.8 33 -2.2 0 0.0 0 0.0 15 43 114 A 117 LEU L E E AAD - 4 32 -143.8 142.6 177.8 -176.2 6.0 167.4 4 -1.9 4 -1.0 0 0.0 0 0.0 12 55 115 A 118 SER S E E AAD - 3 31 -150.4 130.6 -178.7 -149.0 18.0 163.2 31 -1.8 31 -2.3 0 0.0 117 -0.8 12 48 116 A 119 VAL V E E A D + 0 30 -101.8 106.5 179.3 172.5 26.3 151.4 2 -2.0 0 0.0 0 0.0 0 0.0 14 44 117 A 120 ARG R E E A D + 0 29 -108.3 156.3 179.3 19.3 41.9 141.2 29 -1.7 29 -3.7 115 -0.8 0 0.0 11 39 118 A 121 GLY G E E A D S- 0 28 85.2 -170.8 -177.9 -20.2 114.0 105.5 0 0.0 120 -2.1 0 0.0 0 0.0 8 34 119 A 122 GLY G S e S+ 0 0 -73.3 44.8 178.6 106.0 99.6 96.6 27 -1.6 22 -2.3 0 0.0 0 0.0 11 37 120 A 123 PHE F E E BB - 21 0 -125.0 136.6 -179.7 -170.3 45.6 165.6 118 -2.1 0 0.0 0 0.0 0 0.0 13 43 121 A 124 ASN N E E BB - 20 0 -126.7 100.6 -178.7 -150.8 16.2 156.7 20 -2.2 20 -2.7 0 0.0 123 -0.6 9 40 122 A 125 MET M E E B* - 0 0 -84.4 122.5 -179.5 -171.9 14.5 132.1 0 0.0 0 0.0 0 0.0 0 0.0 10 37 123 A 126 SER S E E B* - 0 0 -78.3 -24.6 -179.0 -0.8 69.4 43.5 121 -0.6 0 0.0 0 0.0 0 0.0 7 30 124 A 127 SER S E E BB - 18 0 -167.3 150.1 176.1 -161.8 50.4 166.1 18 -2.0 18 -2.9 0 0.0 0 0.0 7 28 125 A 128 PHE F E E BB - 17 0 -135.1 145.0 -177.1 -163.4 10.0 169.3 0 0.0 0 0.0 0 0.0 0 0.0 9 39 126 A 129 LYS K E E BB - 16 0 -133.7 122.7 -179.8 -152.2 8.3 170.0 16 -1.8 16 -2.8 0 0.0 128 -0.8 7 27 127 A 130 LEU L E E BB - 15 0 -99.1 103.3 179.5 -166.8 18.1 144.4 0 0.0 0 0.0 0 0.0 0 0.0 9 34 128 A 131 LYS K E E BB 14 0 -84.6 157.9 178.5 999.9 999.9 117.5 14 -3.1 14 -1.4 126 -0.8 0 0.0 7 24 129 A 132 GLU E 0 0 -84.1 999.9 999.9 999.9 999.9 58.4 0 0.0 0 0.0 0 0.0 0 0.0 5 21 1hlcA.pdb 1HLC LECTIN LECTIN (HUMAN L-14-II) COMPLEXED WITH LACTOSE HUMAN (HOMO SAPIENS) HEPATOMA RECOMBINANT FORM EXP author author Kabs/Sand EEEEEEE TT EEEEEEEE TT BEEEEEEEETTEEEEEEEEETTTTEEEEEEEETTEE EEE TTSEEEEEEE TTEEEEE TTS B Kabs/Sand chirality ---++-++-++-----+----++-------+---+++-+--+--+++-+---+-----+--------++++--++-+------+-+-------+-+--- chirality bends S SS SS SSSSS S SSSSS SSS SSS SS SSS bends turns TTTT TTTT TTTT TTTTTT TTTT TTTT TTTT TTTT turns 5-turns >5555< 5-turns 3-turns >33< >33< >33< >33< >33< >33< >33< 3-turns bridge-2 CCCCCCC EEEE*E FF**FFFFF GGG HH III B bridge-2 bridge-1 AAA***A BBBBB*BB ADDDDDD EE*EEE A FFFFF*FF HH GGG CCCCCCC JJIII B bridge-1 sheets AAAAAAA BBBBBBBB AAAAAAAA AAAAAAAAA AAAAAAAA AA AAA BBBBBBB BBBBB sheets 4-turns >444< 4-turns summary eEEEEEEEtTTeEEEEEEEEeTTt eEEEEEEEETeEEEEEEEEETTTTEEEEEEEEeTEEe EEE tTTeEEEEEEEetTeEEEEEtTTt B summary sequence ELEVKNMDMKPGSTLKITGSIADGTDGFVINLGQGTDKLNLHFNPRFSESTIVCNSLDGSNWGQEQREDHLCFSPGSEVKFTVTFESDKFKVKLPDGHEL sequence 10 20 30 40 50 60 70 80 90 100 author author Kabs/Sand EE TT S EEEEEEEESEEEEEEEEE Kabs/Sand chirality ---++-+-+-+++--++-+-------- chirality bends S S SS bends turns TTTT turns 5-turns 5-turns 3-turns >33< 3-turns bridge-2 DDDDDD bridge-2 bridge-1 JJ A*AAA BB**BBBBB bridge-1 sheets BB AAAAAAAA BBBBBBBBB sheets 4-turns 4-turns summary EEeTTt S EEEEEEEEeEEEEEEEEE summary sequence TFPNRLGHSHLSYLSVRGGFNMSSFKLKE sequence 110 120