==== Secondary Structure Definition by the program DSSP, updated CMBI version by ElmK / April 1,2000 ==== DATE=24-JUL-2010 . REFERENCE W. KABSCH AND C.SANDER, BIOPOLYMERS 22 (1983) 2577-2637 . HEADER RNA BINDING PROTEIN/RNA 24-AUG-09 3IRW . COMPND 2 MOLECULE: U1 SMALL NUCLEAR RIBONUCLEOPROTEIN A; . SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; . AUTHOR K.D.SMITH . 90 1 0 0 0 TOTAL NUMBER OF RESIDUES, NUMBER OF CHAINS, NUMBER OF SS-BRIDGES(TOTAL,INTRACHAIN,INTERCHAIN) . 5930.0 ACCESSIBLE SURFACE OF PROTEIN (ANGSTROM**2) . 61 67.8 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 . 20 22.2 TOTAL NUMBER OF HYDROGEN BONDS IN ANTIPARALLEL BRIDGES, SAME NUMBER PER 100 RESIDUES . 1 1.1 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 1.1 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 . 8 8.9 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+2), SAME NUMBER PER 100 RESIDUES . 9 10.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+3), SAME NUMBER PER 100 RESIDUES . 22 24.4 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 1 1 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 1 0 2 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 ANTIPARALLEL BRIDGES PER LADDER . 1 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 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 7 P R 0 0 236 0, 0.0 80,-0.1 0, 0.0 78,-0.0 0.000 360.0 360.0 360.0 -63.3 15.3 4.4 45.1 2 8 P P + 0 0 84 0, 0.0 2,-0.3 0, 0.0 55,-0.1 0.056 360.0 170.9 -36.4 141.7 11.9 5.9 44.2 3 9 P N - 0 0 7 53,-0.3 50,-0.1 1,-0.1 56,-0.1 -0.993 51.8-114.4-157.8 151.9 11.3 5.6 40.5 4 10 P H S S+ 0 0 54 -2,-0.3 49,-2.4 48,-0.1 2,-0.3 0.880 104.6 62.3 -48.9 -38.4 8.8 6.0 37.8 5 11 P T E S-A 52 0A 0 47,-0.2 76,-1.2 78,-0.1 2,-0.4 -0.706 70.0-155.5 -98.1 139.0 9.1 2.2 37.3 6 12 P I E -AB 51 80A 0 45,-2.3 45,-2.5 -2,-0.3 2,-0.6 -0.909 14.7-140.3-105.5 144.2 8.2 -0.5 39.8 7 13 P Y E -AB 50 79A 35 72,-5.0 72,-1.0 -2,-0.4 2,-0.4 -0.910 21.3-174.8-109.9 116.6 10.0 -3.9 39.5 8 14 P I E +AB 49 78A 0 41,-2.8 41,-2.5 -2,-0.6 2,-0.3 -0.839 10.5 154.9-110.7 142.7 7.8 -7.0 40.1 9 15 P N E +AB 48 77A 45 68,-1.9 68,-2.3 -2,-0.4 39,-0.2 -0.922 43.7 78.2-155.2-173.0 8.8 -10.6 40.3 10 16 P N + 0 0 50 37,-1.2 2,-0.5 -2,-0.3 38,-0.2 0.848 70.0 166.2 67.9 37.8 7.9 -14.0 41.7 11 17 P L - 0 0 4 36,-2.3 -1,-0.2 -3,-0.1 61,-0.1 -0.785 49.4-103.0 -92.0 124.0 5.3 -13.9 38.9 12 18 P N > - 0 0 40 -2,-0.5 3,-1.1 59,-0.5 35,-0.2 -0.212 31.0-154.9 -40.3 112.2 3.5 -17.1 38.0 13 19 P E T 3 S+ 0 0 113 1,-0.2 -1,-0.2 33,-0.1 34,-0.1 0.633 84.2 75.3 -74.8 -13.7 5.4 -18.0 34.9 14 20 P K T 3 S+ 0 0 179 2,-0.1 -1,-0.2 33,-0.0 2,-0.1 0.749 78.4 91.9 -69.1 -25.1 2.5 -20.1 33.6 15 21 P I S < S- 0 0 18 -3,-1.1 2,-0.2 1,-0.1 -4,-0.0 -0.388 79.0-121.0 -71.4 149.8 0.7 -16.8 32.7 16 22 P K > - 0 0 124 1,-0.1 4,-3.3 -2,-0.1 5,-0.4 -0.632 18.4-113.4 -96.9 150.8 1.1 -15.4 29.2 17 23 P K H > S+ 0 0 93 -2,-0.2 4,-2.5 1,-0.2 5,-0.2 0.898 116.0 52.3 -42.3 -51.3 2.5 -12.0 28.2 18 24 P D H > S+ 0 0 118 2,-0.2 4,-2.2 1,-0.2 -1,-0.2 0.950 118.8 31.5 -52.3 -61.0 -0.9 -11.0 26.9 19 25 P E H > S+ 0 0 100 2,-0.2 4,-3.2 1,-0.2 5,-0.3 0.907 114.5 59.0 -70.5 -45.1 -3.0 -11.8 30.0 20 26 P L H X S+ 0 0 11 -4,-3.3 4,-2.8 2,-0.2 5,-0.3 0.939 110.6 45.5 -46.7 -52.1 -0.2 -11.1 32.5 21 27 P K H X S+ 0 0 56 -4,-2.5 4,-3.7 -5,-0.4 5,-0.4 0.989 111.7 49.8 -53.0 -66.7 -0.2 -7.5 31.1 22 28 P K H X S+ 0 0 162 -4,-2.2 4,-1.7 1,-0.2 -2,-0.2 0.857 116.5 42.4 -40.5 -50.2 -4.0 -7.1 31.0 23 29 P S H X S+ 0 0 24 -4,-3.2 4,-2.9 2,-0.2 5,-0.2 0.943 114.9 47.6 -69.7 -49.8 -4.3 -8.3 34.7 24 30 P L H X S+ 0 0 0 -4,-2.8 4,-2.8 -5,-0.3 5,-0.4 0.913 113.7 50.0 -52.1 -45.5 -1.3 -6.3 36.0 25 31 P H H X S+ 0 0 89 -4,-3.7 4,-1.5 -5,-0.3 -1,-0.2 0.833 110.9 51.5 -64.0 -34.0 -2.7 -3.3 34.1 26 32 P A H < S+ 0 0 63 -4,-1.7 4,-0.3 -5,-0.4 -2,-0.2 0.997 116.1 36.6 -63.1 -67.0 -6.0 -4.1 35.8 27 33 P I H >< S+ 0 0 39 -4,-2.9 3,-0.9 1,-0.2 -2,-0.2 0.932 125.8 37.4 -49.7 -56.2 -4.8 -4.2 39.3 28 34 P F H >< S+ 0 0 0 -4,-2.8 3,-2.5 1,-0.3 4,-0.4 0.726 94.4 77.6 -80.3 -26.0 -2.1 -1.5 39.1 29 35 P S T 3< S+ 0 0 51 -4,-1.5 3,-0.4 -5,-0.4 -1,-0.3 0.619 81.6 79.3 -60.2 -5.4 -3.9 1.0 36.8 30 36 P R T < S+ 0 0 172 -3,-0.9 -1,-0.3 -4,-0.3 -2,-0.2 0.633 90.6 48.8 -73.3 -14.6 -5.7 1.8 40.1 31 37 P F S < S- 0 0 27 -3,-2.5 2,-0.3 1,-0.2 -1,-0.2 0.553 124.2 -52.5-108.2 -11.2 -2.8 3.9 41.4 32 38 P G S S- 0 0 29 -4,-0.4 2,-0.5 -3,-0.4 -1,-0.2 -0.977 79.5 -36.9 167.5-160.6 -2.1 6.2 38.4 33 39 P Q - 0 0 132 -2,-0.3 21,-2.6 -3,-0.1 2,-0.8 -0.816 46.8-142.9 -96.0 131.5 -1.3 6.2 34.7 34 40 P I E -C 53 0A 16 -2,-0.5 19,-0.3 19,-0.2 3,-0.1 -0.822 9.1-166.7 -96.7 109.0 0.8 3.4 33.2 35 41 P L E S- 0 0 82 17,-1.4 2,-0.3 -2,-0.8 -1,-0.2 0.844 74.2 -36.5 -57.4 -32.1 3.1 4.7 30.5 36 42 P D E -C 52 0A 70 16,-1.2 16,-1.5 -3,-0.1 2,-0.4 -0.980 49.0-127.0-176.7 173.4 3.6 1.0 29.7 37 43 P I E -C 51 0A 3 -2,-0.3 2,-0.6 14,-0.2 14,-0.2 -0.971 21.9-157.0-140.6 121.1 4.0 -2.6 31.0 38 44 P L E +C 50 0A 85 12,-2.2 12,-2.1 -2,-0.4 2,-0.4 -0.894 19.4 164.9-109.1 117.3 7.0 -4.6 30.0 39 45 P V + 0 0 13 -2,-0.6 2,-0.3 10,-0.2 10,-0.1 -0.960 4.0 171.0-135.5 115.0 6.7 -8.4 30.2 40 46 P S - 0 0 54 5,-0.6 8,-0.4 -2,-0.4 7,-0.2 -0.931 22.6-156.2-120.7 150.2 9.1 -10.9 28.5 41 47 P R + 0 0 108 -2,-0.3 5,-0.2 5,-0.1 -1,-0.0 0.116 47.5 131.5-113.1 20.6 9.2 -14.7 29.0 42 48 P S S >> S- 0 0 66 3,-0.1 3,-1.5 1,-0.1 4,-0.8 -0.209 78.7 -83.2 -67.6 165.5 12.8 -15.3 28.0 43 49 P L T 34 S+ 0 0 122 1,-0.3 3,-0.2 2,-0.2 -1,-0.1 0.811 126.2 19.3 -37.0 -51.5 15.0 -17.4 30.2 44 50 P K T 34 S+ 0 0 164 1,-0.2 -1,-0.3 3,-0.0 -3,-0.1 0.218 117.5 61.8-119.0 14.6 15.9 -14.6 32.6 45 51 P M T X4 S+ 0 0 59 -3,-1.5 -5,-0.6 3,-0.0 3,-0.6 0.209 85.4 109.7-110.0 11.8 13.2 -12.0 32.0 46 52 P R T 3< + 0 0 80 -4,-0.8 -36,-0.2 -3,-0.2 -5,-0.1 -0.586 67.1 26.5 -98.7 148.1 10.6 -14.4 33.2 47 53 P G T 3 S+ 0 0 13 1,-0.3 -36,-2.3 -2,-0.2 -37,-1.2 0.660 111.0 84.3 77.4 17.3 8.6 -14.4 36.4 48 54 P Q E < -A 9 0A 31 -3,-0.6 -8,-0.4 -8,-0.4 2,-0.3 -0.963 52.6-174.8-147.3 160.5 9.0 -10.6 36.5 49 55 P A E -A 8 0A 0 -41,-2.5 -41,-2.8 -2,-0.3 2,-0.5 -0.981 19.0-134.5-158.2 146.2 7.5 -7.5 35.0 50 56 P F E -AC 7 38A 53 -12,-2.1 -12,-2.2 -2,-0.3 2,-0.6 -0.896 13.9-163.8-105.6 131.3 8.2 -3.7 34.9 51 57 P V E -AC 6 37A 0 -45,-2.5 -45,-2.3 -2,-0.5 2,-0.5 -0.918 7.1-161.1-118.0 107.5 5.3 -1.3 35.5 52 58 P I E -AC 5 36A 4 -16,-1.5 -17,-1.4 -2,-0.6 -16,-1.2 -0.761 8.9-160.5 -92.8 122.6 6.1 2.3 34.4 53 59 P F E - C 0 34A 0 -49,-2.4 -19,-0.2 -2,-0.5 3,-0.1 -0.611 25.0-131.7-101.5 158.4 4.0 5.0 35.9 54 60 P K S S+ 0 0 119 -21,-2.6 2,-0.5 -2,-0.2 -1,-0.1 0.923 99.0 41.9 -69.0 -46.4 3.3 8.6 34.8 55 61 P E S >> S- 0 0 87 -22,-0.3 3,-1.8 1,-0.1 4,-1.1 -0.899 75.1-141.1-107.5 129.9 4.0 10.0 38.3 56 62 P V H 3> S+ 0 0 52 -2,-0.5 4,-1.3 1,-0.3 -53,-0.3 0.740 106.8 61.5 -55.1 -23.2 6.8 8.7 40.4 57 63 P S H 3> S+ 0 0 76 2,-0.2 4,-1.4 1,-0.2 -1,-0.3 0.754 94.9 60.4 -77.6 -24.5 4.4 9.0 43.3 58 64 P S H <> S+ 0 0 10 -3,-1.8 4,-2.4 2,-0.2 -2,-0.2 0.929 102.7 52.1 -62.6 -46.7 2.1 6.5 41.6 59 65 P A H X S+ 0 0 0 -4,-1.1 4,-3.0 1,-0.2 -2,-0.2 0.927 104.7 54.7 -55.6 -50.3 4.8 3.8 41.8 60 66 P T H X S+ 0 0 24 -4,-1.3 4,-3.2 2,-0.2 5,-0.2 0.895 109.1 48.0 -54.8 -44.9 5.4 4.4 45.5 61 67 P N H X S+ 0 0 77 -4,-1.4 4,-5.2 2,-0.2 5,-0.3 0.981 110.4 51.5 -58.8 -57.8 1.8 3.7 46.3 62 68 P A H X S+ 0 0 0 -4,-2.4 4,-2.9 2,-0.2 -2,-0.2 0.940 113.7 44.8 -37.8 -65.6 1.8 0.6 44.1 63 69 P L H X S+ 0 0 35 -4,-3.0 4,-0.6 1,-0.2 -2,-0.2 0.950 121.0 38.6 -45.3 -63.6 4.8 -0.7 46.0 64 70 P R H >< S+ 0 0 191 -4,-3.2 3,-0.6 1,-0.2 -2,-0.2 0.913 119.9 46.8 -56.4 -48.0 3.4 0.3 49.4 65 71 P S H 3< S+ 0 0 71 -4,-5.2 -1,-0.2 -5,-0.2 -3,-0.2 0.922 121.2 27.7 -65.1 -49.9 -0.1 -0.7 48.6 66 72 P M H >< S+ 0 0 16 -4,-2.9 3,-1.4 -5,-0.3 10,-0.2 -0.022 74.2 146.7-116.0 31.0 0.2 -4.1 47.0 67 73 P Q T << S+ 0 0 86 -4,-0.6 10,-0.2 -3,-0.6 -4,-0.0 -0.375 82.4 1.3 -59.8 141.9 3.4 -5.7 48.4 68 74 P G T 3 S+ 0 0 37 8,-2.6 -1,-0.3 1,-0.2 9,-0.1 0.532 91.2 165.8 56.0 4.8 3.1 -9.5 48.7 69 75 P F < - 0 0 88 -3,-1.4 7,-0.8 7,-0.2 2,-0.3 -0.307 46.1-106.7 -54.3 128.0 -0.4 -9.2 47.2 70 76 P P E +D 75 0B 92 0, 0.0 2,-0.4 0, 0.0 -1,-0.1 -0.417 45.7 175.2 -62.5 119.9 -1.6 -12.7 46.1 71 77 P F E > S-D 74 0B 16 3,-5.4 3,-0.7 -2,-0.3 -59,-0.5 -0.900 70.7 -16.4-137.4 103.5 -1.5 -12.8 42.3 72 78 P Y T 3 S- 0 0 71 -2,-0.4 -1,-0.1 1,-0.2 -57,-0.1 0.929 129.5 -53.5 61.4 45.2 -2.4 -16.1 40.6 73 79 P D T 3 S+ 0 0 172 1,-0.2 -1,-0.2 -61,-0.0 0, 0.0 0.504 125.3 99.8 69.1 3.7 -1.8 -17.9 43.9 74 80 P K E < S-D 71 0B 72 -3,-0.7 -3,-5.4 -5,-0.1 2,-0.3 -0.803 72.9-119.7-112.9 162.2 1.6 -16.3 44.2 75 81 P P E -D 70 0B 62 0, 0.0 2,-0.6 0, 0.0 -6,-0.2 -0.768 28.7-116.0 -99.4 147.6 2.7 -13.2 46.2 76 82 P M - 0 0 4 -7,-0.8 -8,-2.6 -2,-0.3 2,-0.9 -0.738 13.5-154.8 -91.3 118.9 4.2 -10.2 44.5 77 83 P R E -B 9 0A 168 -68,-2.3 -68,-1.9 -2,-0.6 2,-0.3 -0.828 27.2-175.7 -81.7 107.8 7.8 -9.2 45.2 78 84 P I E +B 8 0A 9 -2,-0.9 2,-0.3 -70,-0.2 -70,-0.2 -0.810 15.8 135.8-106.9 152.4 7.7 -5.5 44.5 79 85 P Q E -B 7 0A 99 -72,-1.0 -72,-5.0 -2,-0.3 2,-0.1 -0.945 51.0 -74.7-177.5 169.2 10.5 -3.0 44.5 80 86 P Y E -B 6 0A 47 -2,-0.3 2,-0.5 -74,-0.3 -74,-0.2 -0.360 45.7-107.3 -76.6 153.8 12.0 -0.1 42.5 81 87 P A - 0 0 13 -76,-1.2 -76,-0.1 1,-0.2 -1,-0.1 -0.699 20.5-136.6 -76.3 127.3 13.9 -0.5 39.2 82 88 P K S S+ 0 0 208 -2,-0.5 2,-0.2 -79,-0.0 -1,-0.2 0.850 91.7 26.8 -49.6 -34.5 17.6 0.1 39.9 83 89 P T S S- 0 0 102 1,-0.1 -78,-0.1 -3,-0.0 -2,-0.1 -0.719 89.7-104.7-123.1 172.2 17.4 2.1 36.7 84 90 P D - 0 0 78 -2,-0.2 2,-0.3 -80,-0.1 -1,-0.1 -0.292 39.4 -98.7 -86.6 179.4 14.8 4.0 34.7 85 91 P S > - 0 0 18 -2,-0.1 4,-3.8 1,-0.1 5,-0.2 -0.808 31.7-110.0-104.1 146.0 13.1 2.9 31.5 86 92 P D H > S+ 0 0 140 -2,-0.3 4,-2.8 1,-0.3 -1,-0.1 0.794 121.3 52.9 -44.5 -37.9 14.1 4.1 28.1 87 93 P I H 4 S+ 0 0 97 2,-0.2 -1,-0.3 1,-0.2 -3,-0.0 0.992 117.2 35.6 -56.5 -61.6 10.9 6.1 27.9 88 94 P I H 4 S+ 0 0 32 -3,-0.2 -2,-0.2 1,-0.2 -1,-0.2 0.807 120.7 51.4 -65.1 -30.1 11.6 7.8 31.2 89 95 P A H < 0 0 62 -4,-3.8 -2,-0.2 -6,-0.0 -3,-0.2 0.986 360.0 360.0 -70.1 -61.2 15.3 7.9 30.5 90 96 P K < 0 0 221 -4,-2.8 -3,-0.2 -5,-0.2 -2,-0.1 0.863 360.0 360.0 -69.6 360.0 15.2 9.5 27.0