==== 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 RNA BINDING PROTEIN 24-JUN-05 2A3J . COMPND 2 MOLECULE: U1 SMALL NUCLEAR RIBONUCLEOPROTEIN A; . SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; . AUTHOR G.VARANI,N.DOBSON,G.DANTAS,D.BAKER . 96 1 0 0 0 TOTAL NUMBER OF RESIDUES, NUMBER OF CHAINS, NUMBER OF SS-BRIDGES(TOTAL,INTRACHAIN,INTERCHAIN) . 6740.0 ACCESSIBLE SURFACE OF PROTEIN (ANGSTROM**2) . 57 59.4 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 . 17 17.7 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 . 7 7.3 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+2), SAME NUMBER PER 100 RESIDUES . 7 7.3 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+3), SAME NUMBER PER 100 RESIDUES . 23 24.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+4), SAME NUMBER PER 100 RESIDUES . 1 1.0 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 1 0 0 0 0 1 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 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 . 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 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 22 A T 0 0 179 0, 0.0 0, 0.0 0, 0.0 0, 0.0 0.000 360.0 360.0 360.0 73.9 7.0 6.7 -5.4 2 23 A P - 0 0 105 0, 0.0 0, 0.0 0, 0.0 0, 0.0 -0.522 360.0-169.5 -69.8 112.0 4.4 5.6 -8.1 3 24 A P - 0 0 111 0, 0.0 0, 0.0 0, 0.0 0, 0.0 0.853 21.7-150.3 -69.7 -36.3 3.4 2.0 -7.3 4 25 A H - 0 0 153 1,-0.2 2,-0.5 2,-0.1 0, 0.0 0.950 14.8-170.3 60.8 94.1 1.5 1.6 -10.6 5 26 A T - 0 0 109 1,-0.4 -1,-0.2 3,-0.0 0, 0.0 -0.654 53.8 -63.0-116.7 74.3 -1.3 -0.9 -10.0 6 27 A E S S- 0 0 166 -2,-0.5 -1,-0.4 81,-0.0 -2,-0.1 0.388 75.0 -64.8 63.3 153.7 -2.7 -1.6 -13.5 7 28 A P - 0 0 90 0, 0.0 81,-0.4 0, 0.0 2,-0.2 -0.280 47.4-177.3 -69.7 156.1 -4.3 1.0 -15.8 8 29 A S + 0 0 7 79,-0.1 57,-0.2 77,-0.0 56,-0.2 -0.693 18.6 173.2-160.9 100.5 -7.5 2.8 -14.9 9 30 A Q S S+ 0 0 84 -2,-0.2 49,-2.1 51,-0.1 2,-0.3 0.201 71.4 65.8 -92.6 15.1 -9.3 5.3 -17.2 10 31 A V E -A 57 0A 26 47,-0.3 76,-0.9 76,-0.2 2,-0.4 -0.982 64.8-154.3-138.3 149.3 -12.2 5.4 -14.8 11 32 A V E -AB 56 85A 0 45,-1.6 45,-2.0 -2,-0.3 2,-0.6 -0.967 8.9-144.2-126.7 141.0 -12.8 6.6 -11.3 12 33 A L E -AB 55 84A 43 72,-1.9 72,-1.1 73,-0.5 2,-0.3 -0.907 18.0-169.0-107.6 120.1 -15.4 5.5 -8.7 13 34 A I E +AB 54 83A 5 41,-2.5 41,-2.4 -2,-0.6 2,-0.2 -0.811 10.1 168.2-108.5 148.4 -16.8 8.2 -6.4 14 35 A T E + B 0 82A 50 68,-0.8 68,-0.9 -2,-0.3 39,-0.2 -0.790 46.5 63.7-142.8-175.2 -19.0 7.6 -3.3 15 36 A N S S+ 0 0 110 36,-0.5 2,-0.4 37,-0.5 38,-0.2 0.882 70.2 151.6 59.7 39.8 -20.4 9.4 -0.2 16 37 A I - 0 0 14 36,-1.7 -1,-0.2 35,-0.3 61,-0.1 -0.871 53.2-112.1-107.1 135.8 -22.4 11.7 -2.5 17 38 A N > - 0 0 91 -2,-0.4 3,-1.2 60,-0.2 32,-0.1 -0.497 19.9-159.1 -67.6 113.8 -25.8 13.2 -1.5 18 39 A P T 3 S+ 0 0 35 0, 0.0 -1,-0.2 0, 0.0 4,-0.1 0.562 73.8 97.4 -69.8 -7.8 -28.5 11.6 -3.6 19 40 A E T 3 S+ 0 0 180 30,-0.1 -2,-0.1 2,-0.1 30,-0.0 0.790 75.4 70.3 -51.7 -28.7 -30.7 14.6 -2.8 20 41 A V S < S- 0 0 29 -3,-1.2 2,-0.1 1,-0.0 0, 0.0 -0.783 90.6-119.4 -97.2 134.3 -29.5 16.0 -6.2 21 42 A P >> - 0 0 62 0, 0.0 4,-3.4 0, 0.0 3,-1.0 -0.361 23.8-114.0 -69.7 147.3 -30.7 14.4 -9.5 22 43 A K H 3>>S+ 0 0 99 1,-0.3 4,-2.4 2,-0.2 5,-0.5 0.832 115.5 66.2 -48.7 -35.2 -28.2 12.8 -11.8 23 44 A E H 3>5S+ 0 0 161 1,-0.2 4,-0.9 2,-0.2 -1,-0.3 0.933 116.4 23.9 -53.3 -51.2 -29.2 15.6 -14.3 24 45 A K H <>5S+ 0 0 132 -3,-1.0 4,-1.6 2,-0.2 -2,-0.2 0.912 124.1 53.2 -81.7 -47.3 -27.7 18.3 -12.0 25 46 A L H >X5S+ 0 0 7 -4,-3.4 4,-2.3 1,-0.2 3,-1.0 0.958 110.0 47.1 -52.0 -59.1 -25.2 16.1 -10.1 26 47 A Q H 3X5S+ 0 0 59 -4,-2.4 4,-2.2 1,-0.3 5,-0.2 0.903 106.2 59.8 -50.3 -46.6 -23.6 14.8 -13.3 27 48 A A H 3XX S+ 0 0 0 -4,-1.8 3,-2.2 -5,-0.3 4,-1.5 0.951 107.0 49.4 -56.4 -53.7 -13.6 16.8 -14.1 34 55 A S H 3< S+ 0 0 61 -4,-3.3 -1,-0.2 1,-0.3 -2,-0.2 0.823 98.3 70.1 -56.1 -32.2 -12.9 18.9 -17.2 35 56 A S H 3< S+ 0 0 95 -4,-1.2 -1,-0.3 -5,-0.3 -2,-0.2 0.758 119.2 17.1 -57.7 -24.2 -11.1 21.3 -14.9 36 57 A Q H << S- 0 0 83 -3,-2.2 2,-0.2 -4,-0.6 -2,-0.2 0.744 132.0 -1.6-110.6 -74.8 -8.4 18.6 -14.6 37 58 A G S < S- 0 0 3 -4,-1.5 -1,-0.4 26,-0.1 2,-0.1 -0.755 79.1 -86.6-120.9 168.5 -8.6 15.9 -17.3 38 59 A D - 0 0 113 -2,-0.2 21,-1.4 -3,-0.1 2,-0.4 -0.445 38.9-136.2 -73.7 145.2 -10.9 15.2 -20.3 39 60 A I E -C 58 0A 17 19,-0.2 19,-0.3 1,-0.1 3,-0.1 -0.881 21.7-179.3-107.4 133.4 -14.0 13.1 -19.7 40 61 A L E S- 0 0 103 17,-2.0 2,-0.2 -2,-0.4 18,-0.2 0.692 76.6 -14.2 -98.8 -25.5 -15.1 10.3 -22.0 41 62 A D E -C 57 0A 87 16,-1.2 16,-2.2 2,-0.0 2,-0.7 -0.706 56.2-146.4 179.9 124.8 -18.3 9.4 -20.2 42 63 A I E -C 56 0A 6 14,-0.2 2,-0.3 -2,-0.2 14,-0.2 -0.875 20.3-166.8-103.9 111.8 -19.7 10.2 -16.7 43 64 A V E -C 55 0A 60 12,-2.7 12,-3.2 -2,-0.7 2,-0.4 -0.723 3.9-172.0 -98.1 146.8 -21.8 7.4 -15.2 44 65 A V E -C 54 0A 16 -2,-0.3 10,-0.2 10,-0.3 -22,-0.0 -0.999 18.6-126.7-141.2 136.9 -24.1 7.8 -12.2 45 66 A D - 0 0 26 8,-1.5 -23,-0.1 -2,-0.4 -1,-0.1 0.256 47.7 -82.9 -61.8-164.8 -26.0 5.3 -10.1 46 67 A L - 0 0 123 -25,-0.0 -1,-0.1 -24,-0.0 8,-0.1 0.137 61.4-111.3 -91.8 19.7 -29.8 5.6 -9.4 47 68 A S - 0 0 34 6,-0.4 7,-0.0 -26,-0.0 -30,-0.0 0.949 49.4-167.3 49.0 59.0 -29.1 8.0 -6.6 48 69 A D - 0 0 82 1,-0.1 -3,-0.0 5,-0.1 0, 0.0 0.204 28.3-116.6 -60.6-169.9 -30.1 5.5 -3.9 49 70 A D S S+ 0 0 160 -32,-0.1 -1,-0.1 -31,-0.0 -30,-0.1 0.597 111.4 24.1-107.3 -19.3 -30.8 6.5 -0.3 50 71 A N S S+ 0 0 161 -32,-0.0 -3,-0.0 0, 0.0 -2,-0.0 0.437 129.4 42.8-122.0 -8.9 -28.0 4.4 1.3 51 72 A S + 0 0 53 2,-0.1 -36,-0.5 -37,-0.0 -35,-0.3 0.841 62.9 166.0-100.8 -73.5 -25.7 4.1 -1.7 52 73 A G + 0 0 2 1,-0.1 -36,-1.7 -37,-0.1 -37,-0.5 0.953 29.9 129.7 50.1 88.4 -25.4 7.4 -3.5 53 74 A K - 0 0 67 -39,-0.2 -8,-1.5 -38,-0.2 -6,-0.4 -0.907 29.7-176.9-154.4 179.8 -22.4 7.0 -5.8 54 75 A A E -AC 13 44A 0 -41,-2.4 -41,-2.5 -2,-0.3 2,-0.4 -0.962 20.8-119.9-169.2-179.6 -21.1 7.4 -9.4 55 76 A Y E -AC 12 43A 78 -12,-3.2 -12,-2.7 -2,-0.3 2,-0.6 -0.978 11.6-157.4-144.1 127.3 -18.2 6.9 -11.8 56 77 A I E -AC 11 42A 2 -45,-2.0 -45,-1.6 -2,-0.4 2,-0.5 -0.905 12.0-152.5-108.9 112.8 -16.3 9.4 -13.9 57 78 A V E -AC 10 41A 26 -16,-2.2 -17,-2.0 -2,-0.6 -16,-1.2 -0.714 17.5-172.9 -86.4 125.4 -14.5 8.1 -16.9 58 79 A F E - C 0 39A 0 -49,-2.1 -19,-0.2 -2,-0.5 3,-0.1 -0.496 40.4 -97.2-108.3 179.3 -11.5 10.1 -18.0 59 80 A A S S- 0 0 29 -21,-1.4 2,-0.3 1,-0.2 -50,-0.1 0.887 96.6 -28.6 -64.0 -40.2 -9.1 9.9 -21.0 60 81 A T S >> S- 0 0 70 -22,-0.2 4,-2.6 -52,-0.1 3,-0.8 -0.979 70.9 -83.1-167.5 169.6 -6.6 7.9 -19.0 61 82 A Q H 3> S+ 0 0 49 -2,-0.3 4,-2.8 1,-0.3 5,-0.3 0.797 121.9 65.9 -52.3 -29.5 -5.2 7.1 -15.6 62 83 A E H 3> S+ 0 0 150 2,-0.2 4,-1.0 1,-0.2 -1,-0.3 0.940 109.9 33.1 -58.9 -50.2 -3.0 10.2 -16.1 63 84 A S H <> S+ 0 0 27 -3,-0.8 4,-2.3 2,-0.2 5,-0.3 0.920 118.3 53.9 -73.0 -45.8 -6.0 12.5 -16.0 64 85 A A H X S+ 0 0 0 -4,-2.6 4,-3.1 1,-0.2 5,-0.2 0.952 109.9 46.1 -53.0 -56.2 -8.1 10.5 -13.6 65 86 A Q H X S+ 0 0 81 -4,-2.8 4,-2.3 1,-0.2 -1,-0.2 0.836 110.4 56.7 -57.0 -33.9 -5.3 10.4 -11.0 66 87 A A H X S+ 0 0 28 -4,-1.0 4,-1.4 -5,-0.3 -1,-0.2 0.924 113.4 37.4 -64.4 -46.0 -4.8 14.1 -11.5 67 88 A F H X S+ 0 0 6 -4,-2.3 4,-1.4 -3,-0.2 -2,-0.2 0.858 115.5 54.7 -74.2 -36.6 -8.5 14.9 -10.7 68 89 A V H < S+ 0 0 8 -4,-3.1 4,-0.3 -5,-0.3 -2,-0.2 0.897 116.3 37.0 -63.7 -41.7 -8.6 12.3 -8.0 69 90 A E H < S+ 0 0 125 -4,-2.3 4,-0.3 -5,-0.2 -1,-0.2 0.736 113.2 58.6 -82.0 -24.6 -5.6 13.8 -6.2 70 91 A A H < S+ 0 0 35 -4,-1.4 -2,-0.2 -5,-0.2 -1,-0.2 0.731 123.6 23.0 -75.7 -22.9 -6.7 17.3 -7.0 71 92 A F S >< S+ 0 0 25 -4,-1.4 3,-1.3 1,-0.1 -2,-0.2 0.251 86.6 114.9-124.3 7.2 -10.0 16.8 -5.2 72 93 A Q T 3 S+ 0 0 101 1,-0.3 11,-0.2 -4,-0.3 -3,-0.1 0.822 94.8 24.4 -47.8 -34.0 -8.9 14.0 -2.9 73 94 A G T 3 S+ 0 0 78 -4,-0.3 -1,-0.3 9,-0.1 9,-0.1 -0.486 95.2 117.4-134.4 65.9 -9.5 16.4 -0.1 74 95 A Y < - 0 0 122 -3,-1.3 2,-0.8 7,-0.3 5,-0.1 -0.997 65.2-114.2-136.5 135.6 -12.0 19.0 -1.2 75 96 A P + 0 0 73 0, 0.0 2,-0.4 0, 0.0 -2,-0.0 -0.535 44.4 170.2 -69.8 106.2 -15.5 19.9 0.1 76 97 A F > - 0 0 16 -2,-0.8 3,-0.8 3,-0.3 -2,-0.0 -0.978 65.3 -10.9-124.5 130.2 -17.9 19.1 -2.7 77 98 A Q T 3 S- 0 0 84 -2,-0.4 -60,-0.2 1,-0.3 -1,-0.1 0.753 148.3 -18.3 57.1 23.8 -21.7 19.0 -2.4 78 99 A G T 3 S- 0 0 65 1,-0.1 -1,-0.3 -62,-0.1 3,-0.1 -0.473 106.4 -75.8 150.9 -73.8 -21.2 19.3 1.3 79 100 A N S < S+ 0 0 111 -3,-0.8 2,-1.3 -5,-0.1 -3,-0.3 -0.071 100.8 86.7 177.9 -59.1 -17.7 18.4 2.5 80 101 A P + 0 0 68 0, 0.0 2,-0.5 0, 0.0 -1,-0.1 -0.508 54.2 165.9 -69.8 92.6 -17.0 14.6 2.6 81 102 A L - 0 0 24 -2,-1.3 2,-0.4 -7,-0.1 -7,-0.3 -0.950 14.6-170.5-116.6 120.2 -15.8 14.0 -0.9 82 103 A V E +B 14 0A 43 -68,-0.9 -68,-0.8 -2,-0.5 2,-0.4 -0.909 4.8 179.8-112.2 135.2 -14.1 10.7 -1.8 83 104 A I E +B 13 0A 2 -2,-0.4 2,-0.3 -11,-0.2 -70,-0.2 -0.980 12.2 150.2-138.2 124.2 -12.4 10.0 -5.2 84 105 A T E -B 12 0A 68 -72,-1.1 -72,-1.9 -2,-0.4 -2,-0.0 -0.928 39.3-102.0-145.2 168.1 -10.6 6.8 -6.2 85 106 A F E -B 11 0A 71 -74,-0.3 -73,-0.5 -2,-0.3 2,-0.2 0.004 33.1-155.3 -79.1-170.0 -9.8 4.7 -9.3 86 107 A S - 0 0 45 -76,-0.9 2,-0.3 -75,-0.1 -76,-0.2 -0.841 21.7 -82.0-152.8-172.2 -11.5 1.5 -10.5 87 108 A E - 0 0 168 -2,-0.2 -79,-0.1 -79,-0.1 -81,-0.0 -0.822 24.3-171.5-107.2 145.2 -11.1 -1.6 -12.6 88 109 A T + 0 0 63 -81,-0.4 -79,-0.0 -2,-0.3 -1,-0.0 -0.579 18.3 174.2-135.5 72.0 -11.4 -1.9 -16.3 89 110 A P - 0 0 94 0, 0.0 -2,-0.0 0, 0.0 0, 0.0 -0.057 21.7-160.8 -69.8 175.9 -11.3 -5.6 -17.3 90 111 A Q > + 0 0 145 2,-0.0 4,-0.7 3,-0.0 3,-0.1 -0.089 55.4 110.3-154.2 41.3 -11.9 -7.0 -20.8 91 112 A S H > + 0 0 87 2,-0.2 4,-2.3 1,-0.2 5,-0.3 0.735 63.6 76.0 -90.0 -26.7 -12.7 -10.7 -20.4 92 113 A Q H 4 S+ 0 0 163 1,-0.2 4,-0.3 2,-0.2 -1,-0.2 0.797 108.5 33.4 -54.3 -29.2 -16.3 -10.3 -21.5 93 114 A V H 4 S+ 0 0 83 2,-0.1 -1,-0.2 -3,-0.1 -2,-0.2 0.753 109.4 65.5 -96.7 -31.6 -15.0 -10.0 -25.0 94 115 A A H < S+ 0 0 75 -4,-0.7 -2,-0.2 2,-0.3 -3,-0.1 0.921 102.4 48.6 -56.7 -47.3 -12.1 -12.4 -24.7 95 116 A E < 0 0 187 -4,-2.3 -1,-0.2 1,-0.2 -2,-0.1 0.849 360.0 360.0 -62.5 -34.8 -14.4 -15.4 -24.1 96 117 A D 0 0 175 -4,-0.3 -2,-0.3 -5,-0.3 -1,-0.2 -0.212 360.0 360.0-164.7 360.0 -16.4 -14.3 -27.1