==== Secondary Structure Definition by the program DSSP, updated CMBI version by ElmK / April 1,2000 ==== DATE=14-APR-2010 . REFERENCE W. KABSCH AND C.SANDER, BIOPOLYMERS 22 (1983) 2577-2637 . HEADER RNA BINDING PROTEIN/DNA/RNA 02-AUG-09 3IIN . COMPND 2 MOLECULE: U1 SMALL NUCLEAR RIBONUCLEOPROTEIN A; . SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; . AUTHOR S.V.LIPCHOCK,S.A.STROBEL,A.H.ANTONIOLI,J.C.COCHRANE . 95 1 0 0 0 TOTAL NUMBER OF RESIDUES, NUMBER OF CHAINS, NUMBER OF SS-BRIDGES(TOTAL,INTRACHAIN,INTERCHAIN) . 6359.0 ACCESSIBLE SURFACE OF PROTEIN (ANGSTROM**2) . 55 57.9 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 . 18 18.9 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 8.4 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+2), SAME NUMBER PER 100 RESIDUES . 9 9.5 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+3), SAME NUMBER PER 100 RESIDUES . 18 18.9 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 1 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 . 1 0 0 3 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 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 4 A P 0 0 160 0, 0.0 2,-0.3 0, 0.0 80,-0.1 0.000 360.0 360.0 360.0 -55.3 -15.9 74.2 83.3 2 5 A E - 0 0 124 80,-0.1 80,-0.1 81,-0.0 2,-0.1 -0.995 360.0-161.8-147.4 145.9 -16.7 77.9 83.4 3 6 A T - 0 0 17 -2,-0.3 81,-0.1 1,-0.1 3,-0.1 -0.050 41.0 -58.8-106.0-150.2 -15.1 81.0 85.0 4 7 A R - 0 0 181 79,-0.2 -1,-0.1 1,-0.1 78,-0.0 -0.837 65.5 -78.3-110.5 137.2 -16.4 84.5 85.9 5 8 A P + 0 0 105 0, 0.0 2,-0.3 0, 0.0 -1,-0.1 0.141 63.6 148.5 -34.6 126.6 -17.8 87.1 83.3 6 9 A N - 0 0 14 53,-0.1 78,-0.1 1,-0.1 79,-0.1 -0.974 54.3-125.3-161.0 150.4 -15.2 89.0 81.3 7 10 A H S S+ 0 0 34 -2,-0.3 49,-1.3 50,-0.1 2,-0.3 0.879 97.8 64.5 -63.7 -41.0 -14.7 90.6 77.9 8 11 A T E S-A 55 0A 0 47,-0.2 76,-2.8 76,-0.2 2,-0.4 -0.637 74.2-152.7 -87.3 142.4 -11.6 88.5 77.3 9 12 A I E -AB 54 83A 4 45,-1.7 45,-1.2 74,-0.3 2,-0.6 -0.969 10.4-134.8-120.8 132.3 -11.8 84.7 77.0 10 13 A Y E -AB 53 82A 59 72,-2.0 72,-2.4 -2,-0.4 2,-0.4 -0.743 26.5-174.5 -85.9 117.8 -9.0 82.2 77.8 11 14 A I E +AB 52 81A 4 41,-1.9 41,-2.1 -2,-0.6 2,-0.2 -0.950 9.9 159.7-117.5 133.3 -8.7 79.5 75.1 12 15 A N E + B 0 80A 15 68,-1.7 68,-2.1 -2,-0.4 39,-0.2 -0.856 38.8 60.3-142.7 179.4 -6.4 76.4 75.3 13 16 A N S S+ 0 0 63 37,-0.3 2,-0.2 -2,-0.2 -1,-0.2 0.999 71.6 139.4 57.2 79.6 -5.8 72.9 73.8 14 17 A L - 0 0 8 36,-0.1 2,-0.5 65,-0.1 -1,-0.1 -0.801 62.4 -66.9-138.0 175.9 -5.3 73.8 70.2 15 18 A N > - 0 0 44 59,-0.5 3,-0.5 -2,-0.2 2,-0.5 -0.622 41.9-157.2 -71.1 117.4 -3.2 72.9 67.1 16 19 A E T 3 S+ 0 0 92 -2,-0.5 -1,-0.1 1,-0.2 33,-0.0 -0.217 75.5 69.7 -95.7 43.4 0.3 74.1 68.0 17 20 A K T 3 + 0 0 164 -2,-0.5 -1,-0.2 2,-0.1 2,-0.2 0.610 64.9 101.4-127.3 -30.4 1.5 74.4 64.4 18 21 A I S < S- 0 0 17 -3,-0.5 5,-0.1 1,-0.1 0, 0.0 -0.446 74.1-115.3 -69.1 130.5 -0.3 77.3 62.7 19 22 A K > - 0 0 150 -2,-0.2 4,-3.2 1,-0.1 3,-0.4 -0.102 19.6-110.4 -65.9 161.6 1.8 80.5 62.6 20 23 A K H > S+ 0 0 99 1,-0.2 4,-1.4 2,-0.2 5,-0.1 0.894 118.9 46.4 -59.6 -46.6 1.1 83.8 64.4 21 24 A D H 4 S+ 0 0 122 1,-0.2 4,-0.3 2,-0.2 -1,-0.2 0.689 118.9 44.0 -70.4 -19.5 0.2 85.7 61.3 22 25 A E H > S+ 0 0 98 -3,-0.4 4,-0.8 2,-0.1 3,-0.3 0.833 109.6 51.7 -92.6 -40.1 -2.0 82.8 60.1 23 26 A L H < S+ 0 0 18 -4,-3.2 4,-0.4 1,-0.2 -2,-0.2 0.778 103.7 59.4 -71.4 -28.5 -3.8 81.9 63.4 24 27 A K T < S+ 0 0 70 -4,-1.4 4,-0.4 -5,-0.2 3,-0.4 0.835 110.7 41.8 -65.5 -35.1 -4.9 85.6 63.9 25 28 A K T > S+ 0 0 159 -4,-0.3 4,-0.6 -3,-0.3 -1,-0.2 0.591 106.8 64.2 -86.4 -14.0 -6.7 85.4 60.5 26 29 A S T < S+ 0 0 15 -4,-0.8 -1,-0.2 1,-0.2 -2,-0.2 0.538 110.0 37.7 -84.1 -9.8 -8.0 81.9 61.3 27 30 A L T > S+ 0 0 6 -4,-0.4 4,-1.2 -3,-0.4 -2,-0.2 0.488 101.3 76.2-115.1 -11.4 -10.0 83.3 64.3 28 31 A H T 4 S+ 0 0 115 -4,-0.4 -2,-0.1 2,-0.2 -3,-0.1 0.949 101.0 32.8 -69.8 -53.8 -11.2 86.6 62.7 29 32 A A T >< S+ 0 0 69 -4,-0.6 3,-0.7 1,-0.2 4,-0.3 0.831 118.9 50.9 -77.0 -35.4 -14.0 85.4 60.3 30 33 A I T 34 S+ 0 0 64 1,-0.2 2,-0.5 -4,-0.1 3,-0.4 0.892 114.4 42.8 -71.0 -41.6 -15.3 82.5 62.4 31 34 A F T 3< S+ 0 0 8 -4,-1.2 -1,-0.2 1,-0.2 -2,-0.1 -0.407 92.9 86.7-104.3 55.1 -15.7 84.4 65.6 32 35 A S X + 0 0 51 -3,-0.7 3,-1.2 -2,-0.5 -1,-0.2 0.629 64.9 75.3-120.8 -29.1 -17.2 87.6 64.2 33 36 A R T 3 S+ 0 0 136 -3,-0.4 3,-0.1 -4,-0.3 -2,-0.1 0.253 87.0 68.0 -75.8 14.1 -21.0 87.0 64.1 34 37 A F T 3 S- 0 0 17 1,-0.4 2,-0.3 27,-0.0 -1,-0.2 0.695 114.7 -78.3-100.6 -28.5 -21.2 87.5 67.9 35 38 A G S < S- 0 0 31 -3,-1.2 -1,-0.4 26,-0.1 2,-0.3 -0.983 75.6 -17.3 159.9-161.5 -20.4 91.2 67.9 36 39 A Q - 0 0 106 -2,-0.3 21,-2.3 -3,-0.1 2,-0.4 -0.570 58.0-146.4 -75.8 134.7 -17.5 93.7 67.6 37 40 A I E -C 56 0A 38 -2,-0.3 19,-0.2 19,-0.2 3,-0.1 -0.843 12.9-170.8-104.8 139.0 -14.1 92.2 68.2 38 41 A L E - 0 0 56 17,-3.0 2,-0.3 -2,-0.4 -1,-0.2 0.930 57.8 -30.0 -90.3 -73.8 -11.3 94.2 69.9 39 42 A D E - 0 0 83 16,-0.3 16,-1.2 2,-0.0 2,-0.5 -0.995 44.0-143.9-153.7 146.4 -7.9 92.4 69.6 40 43 A I E -C 54 0A 16 -2,-0.3 2,-0.5 14,-0.2 14,-0.2 -0.958 15.0-158.7-116.1 123.7 -6.6 88.8 69.4 41 44 A L E +C 53 0A 87 12,-1.6 12,-1.7 -2,-0.5 2,-0.4 -0.895 12.8 176.1-107.1 124.6 -3.3 87.9 71.1 42 45 A V E -C 52 0A 9 -2,-0.5 2,-0.4 10,-0.2 10,-0.1 -0.993 3.9-177.8-128.5 131.4 -1.3 84.8 70.1 43 46 A S - 0 0 51 8,-0.7 8,-0.4 5,-0.5 7,-0.2 -0.997 20.1-161.1-131.5 135.3 2.1 83.7 71.4 44 47 A R + 0 0 105 -2,-0.4 5,-0.2 5,-0.1 -1,-0.1 0.409 54.6 123.6 -91.7 0.1 4.2 80.7 70.2 45 48 A S S >> S- 0 0 52 3,-0.1 4,-1.7 1,-0.1 3,-0.6 -0.179 78.1-106.6 -62.8 155.6 6.3 80.7 73.5 46 49 A L T 34 S+ 0 0 140 1,-0.3 -1,-0.1 2,-0.2 -3,-0.0 0.798 120.7 45.5 -54.2 -36.2 6.5 77.6 75.7 47 50 A K T 34 S+ 0 0 171 1,-0.2 -1,-0.3 4,-0.0 -3,-0.0 0.820 124.1 32.7 -75.1 -32.9 4.2 79.1 78.3 48 51 A M T X4 S+ 0 0 58 -3,-0.6 3,-1.4 3,-0.0 -5,-0.5 0.337 83.6 126.3-113.0 3.8 1.7 80.5 75.8 49 52 A R T 3< S+ 0 0 101 -4,-1.7 -36,-0.2 1,-0.3 -5,-0.1 -0.418 79.5 16.3 -69.4 138.8 1.7 77.9 73.0 50 53 A G T 3 S+ 0 0 14 1,-0.2 2,-0.4 -7,-0.2 -37,-0.3 0.635 109.8 106.2 72.8 15.8 -1.7 76.4 72.1 51 54 A Q < + 0 0 37 -3,-1.4 -8,-0.7 -8,-0.4 2,-0.3 -0.979 44.1 176.1-130.8 139.7 -3.3 79.3 74.0 52 55 A A E -AC 11 42A 2 -41,-2.1 -41,-1.9 -2,-0.4 2,-0.4 -0.999 20.1-143.3-146.5 144.7 -5.1 82.4 72.7 53 56 A F E -AC 10 41A 58 -12,-1.7 -12,-1.6 -2,-0.3 2,-0.4 -0.919 15.1-172.0-109.5 132.1 -7.0 85.4 74.1 54 57 A V E -AC 9 40A 4 -45,-1.2 -45,-1.7 -2,-0.4 2,-0.4 -0.989 4.7-163.2-126.9 125.0 -10.0 86.9 72.3 55 58 A I E -A 8 0A 3 -16,-1.2 -17,-3.0 -2,-0.4 -16,-0.3 -0.916 4.0-166.3-114.2 131.4 -11.7 90.2 73.4 56 59 A F E - C 0 37A 0 -49,-1.3 -19,-0.2 -2,-0.4 3,-0.1 -0.584 31.7-113.9-106.1 171.2 -15.2 91.4 72.5 57 60 A K S S+ 0 0 81 -21,-2.3 2,-0.3 -2,-0.2 -20,-0.1 0.917 94.9 12.3 -68.8 -46.8 -16.9 94.8 72.7 58 61 A E S > S- 0 0 116 -22,-0.3 4,-1.1 -51,-0.1 3,-0.3 -0.817 76.1-109.1-131.2 168.8 -19.5 93.7 75.3 59 62 A V H > S+ 0 0 65 -2,-0.3 4,-2.9 1,-0.2 5,-0.2 0.857 116.0 59.6 -64.8 -38.1 -20.3 90.7 77.6 60 63 A S H > S+ 0 0 77 1,-0.2 4,-1.4 2,-0.2 -1,-0.2 0.827 105.9 48.0 -60.3 -35.8 -23.2 89.6 75.4 61 64 A S H > S+ 0 0 13 -3,-0.3 4,-0.9 2,-0.2 -1,-0.2 0.774 114.8 46.6 -74.0 -29.1 -20.8 89.2 72.5 62 65 A A H X S+ 0 0 0 -4,-1.1 4,-1.0 2,-0.2 -2,-0.2 0.827 111.9 49.0 -80.9 -36.1 -18.5 87.2 74.8 63 66 A T H X S+ 0 0 45 -4,-2.9 4,-1.1 2,-0.2 -2,-0.2 0.827 108.1 54.7 -73.3 -34.1 -21.2 85.0 76.3 64 67 A N H X S+ 0 0 72 -4,-1.4 4,-2.4 -5,-0.2 5,-0.4 0.855 108.2 48.9 -66.4 -37.0 -22.6 84.2 72.8 65 68 A A H X S+ 0 0 1 -4,-0.9 4,-0.7 1,-0.2 -1,-0.2 0.784 107.1 57.6 -70.5 -29.3 -19.1 83.0 71.7 66 69 A L H < S+ 0 0 8 -4,-1.0 -1,-0.2 1,-0.1 -2,-0.2 0.780 119.3 27.5 -70.5 -29.5 -18.9 80.9 74.9 67 70 A R H >< S+ 0 0 191 -4,-1.1 3,-0.8 -3,-0.2 -2,-0.2 0.836 120.5 46.7-104.4 -43.2 -22.1 79.0 74.1 68 71 A S H 3< S+ 0 0 60 -4,-2.4 -3,-0.2 1,-0.2 -2,-0.1 0.919 123.6 32.2 -70.2 -46.2 -22.6 78.8 70.3 69 72 A M T >< S+ 0 0 35 -4,-0.7 3,-1.1 -5,-0.4 2,-0.4 -0.119 85.8 151.5-104.0 35.1 -19.0 77.9 69.4 70 73 A Q T < S- 0 0 98 -3,-0.8 10,-0.1 1,-0.2 -4,-0.1 -0.538 72.7 -5.3 -71.9 122.5 -18.4 75.8 72.6 71 74 A G T 3 S+ 0 0 36 8,-0.6 -1,-0.2 -2,-0.4 9,-0.1 0.822 85.3 179.7 65.0 36.2 -15.8 73.0 72.0 72 75 A F < - 0 0 76 -3,-1.1 2,-1.6 6,-0.1 7,-0.7 -0.506 37.5-114.4 -70.9 130.1 -15.5 73.5 68.3 73 76 A P B > -D 78 0B 79 0, 0.0 2,-0.8 0, 0.0 3,-0.5 -0.501 40.0-171.2 -65.3 88.2 -13.0 71.2 66.5 74 77 A F T 3 - 0 0 12 3,-2.2 -59,-0.5 -2,-1.6 3,-0.4 -0.786 69.7 -17.2 -91.9 110.1 -10.5 73.8 65.6 75 78 A Y T 3 S- 0 0 86 -2,-0.8 -1,-0.3 1,-0.2 0, 0.0 0.972 132.0 -46.5 54.2 61.5 -7.9 72.3 63.2 76 79 A D S < S+ 0 0 158 -3,-0.5 -1,-0.2 1,-0.1 -2,-0.1 0.550 127.4 93.6 63.2 11.2 -8.7 68.7 64.1 77 80 A K S S- 0 0 64 -3,-0.4 -3,-2.2 -5,-0.1 -62,-0.2 -0.983 73.2-128.8-138.2 124.2 -8.7 69.6 67.9 78 81 A P B -D 73 0B 74 0, 0.0 2,-0.4 0, 0.0 -6,-0.1 -0.378 30.3-129.3 -65.3 148.4 -11.6 70.6 70.1 79 82 A M - 0 0 7 -7,-0.7 -8,-0.6 -2,-0.1 2,-0.5 -0.848 2.2-136.6-111.9 136.7 -11.0 73.8 72.1 80 83 A R E -B 12 0A 135 -68,-2.1 -68,-1.7 -2,-0.4 2,-0.5 -0.785 24.9-161.8 -88.1 125.6 -11.4 74.6 75.9 81 84 A I E +B 11 0A 9 -2,-0.5 2,-0.3 -70,-0.2 -70,-0.2 -0.944 20.4 152.6-119.4 122.0 -13.1 77.9 76.5 82 85 A Q E -B 10 0A 56 -72,-2.4 -72,-2.0 -2,-0.5 2,-0.2 -0.933 45.1-102.3-134.0 158.8 -13.1 79.9 79.7 83 86 A Y E -B 9 0A 15 -2,-0.3 2,-0.6 -74,-0.3 -74,-0.3 -0.527 46.1-100.2 -74.2 151.2 -13.4 83.6 80.6 84 87 A A - 0 0 4 -76,-2.8 -76,-0.2 -2,-0.2 4,-0.1 -0.663 27.8-160.1 -76.3 116.3 -10.2 85.4 81.5 85 88 A K S S+ 0 0 154 -2,-0.6 2,-0.5 2,-0.1 -1,-0.2 0.849 79.3 58.6 -65.3 -36.7 -10.0 85.6 85.2 86 89 A T S S- 0 0 115 -3,-0.1 2,-0.1 -80,-0.0 -78,-0.1 -0.834 92.1-121.8 -96.8 131.4 -7.5 88.5 85.0 87 90 A D - 0 0 88 -2,-0.5 -2,-0.1 1,-0.1 2,-0.0 -0.436 30.0-113.5 -70.3 143.9 -8.6 91.6 83.1 88 91 A S > - 0 0 31 -2,-0.1 4,-1.2 1,-0.1 3,-0.2 -0.288 16.8-117.8 -76.0 162.0 -6.4 92.7 80.1 89 92 A D H > S+ 0 0 135 1,-0.2 4,-0.6 2,-0.2 -1,-0.1 0.656 112.0 62.4 -72.2 -17.4 -4.3 95.9 79.9 90 93 A I H > S+ 0 0 76 2,-0.2 4,-0.5 1,-0.1 3,-0.3 0.883 102.9 46.3 -74.4 -42.0 -6.5 97.1 77.0 91 94 A I H >> S+ 0 0 8 1,-0.2 4,-1.7 -3,-0.2 3,-1.0 0.863 104.9 60.2 -71.2 -38.5 -9.8 97.2 79.0 92 95 A A H 3< S+ 0 0 66 -4,-1.2 -1,-0.2 1,-0.3 -2,-0.2 0.765 100.3 56.4 -62.4 -28.7 -8.2 99.1 82.0 93 96 A K H 3< S+ 0 0 184 -4,-0.6 -1,-0.3 -3,-0.3 -2,-0.2 0.729 110.0 45.1 -74.9 -24.3 -7.3 102.0 79.8 94 97 A M H << 0 0 109 -3,-1.0 -2,-0.2 -4,-0.5 -1,-0.2 0.744 360.0 360.0 -90.2 -28.7 -10.9 102.4 78.7 95 98 A K < 0 0 196 -4,-1.7 0, 0.0 0, 0.0 0, 0.0 -0.661 360.0 360.0 -84.3 360.0 -12.5 102.1 82.1