==== Secondary Structure Definition by the program DSSP, updated CMBI version by ElmK / April 1,2000 ==== DATE=5-JAN-2010 . REFERENCE W. KABSCH AND C.SANDER, BIOPOLYMERS 22 (1983) 2577-2637 . HEADER NUCLEAR PROTEIN 26-MAR-97 2U1A . COMPND 2 MOLECULE: U1 SMALL NUCLEAR RIBONUCLEOPROTEIN A; . SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; . AUTHOR J.LU,K.B.HALL . 88 1 0 0 0 TOTAL NUMBER OF RESIDUES, NUMBER OF CHAINS, NUMBER OF SS-BRIDGES(TOTAL,INTRACHAIN,INTERCHAIN) . 6239.0 ACCESSIBLE SURFACE OF PROTEIN (ANGSTROM**2) . 56 63.6 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 . 15 17.0 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 1.1 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I-3), SAME NUMBER PER 100 RESIDUES . 1 1.1 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 . 13 14.8 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+2), SAME NUMBER PER 100 RESIDUES . 7 8.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+3), SAME NUMBER PER 100 RESIDUES . 16 18.2 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 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 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 1 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 1 A M 0 0 226 0, 0.0 0, 0.0 0, 0.0 0, 0.0 0.000 360.0 360.0 360.0 76.8 -21.9 -13.6 8.8 2 2 A A - 0 0 96 1,-0.1 2,-0.3 2,-0.0 0, 0.0 0.977 360.0-162.7 50.0 80.3 -22.0 -12.4 5.1 3 3 A P - 0 0 86 0, 0.0 2,-1.5 0, 0.0 4,-0.2 -0.663 24.2-123.5 -91.3 148.0 -24.8 -10.0 5.2 4 4 A A + 0 0 118 -2,-0.3 -2,-0.0 2,-0.1 0, 0.0 -0.479 68.8 123.2 -90.4 66.3 -26.5 -8.9 2.0 5 5 A Q S S- 0 0 126 -2,-1.5 2,-2.8 2,-0.0 -3,-0.0 -0.928 75.7-108.1-126.2 152.0 -25.9 -5.1 2.6 6 6 A P + 0 0 129 0, 0.0 2,-0.4 0, 0.0 -2,-0.1 -0.403 54.9 169.4 -76.6 69.4 -24.2 -2.4 0.6 7 7 A L + 0 0 112 -2,-2.8 -2,-0.0 -4,-0.2 0, 0.0 -0.737 50.1 8.2 -86.3 135.3 -21.3 -2.3 3.1 8 8 A S - 0 0 92 -2,-0.4 79,-0.0 80,-0.0 0, 0.0 0.536 56.0-172.7 70.6 140.6 -18.3 -0.2 1.8 9 9 A E S S+ 0 0 180 0, 0.0 -2,-0.1 0, 0.0 -1,-0.0 0.584 74.0 55.9-135.3 -34.4 -18.4 1.9 -1.3 10 10 A N S S+ 0 0 47 3,-0.0 76,-0.0 76,-0.0 77,-0.0 0.934 81.4 136.0 -71.4 -44.1 -14.9 3.3 -2.1 11 11 A P + 0 0 64 0, 0.0 2,-0.1 0, 0.0 3,-0.0 -0.175 51.7 54.2 -47.1 136.7 -13.2 -0.2 -2.2 12 12 A P S S- 0 0 90 0, 0.0 48,-0.2 0, 0.0 2,-0.2 0.403 88.3-175.9 -77.6 134.9 -11.3 -1.0 -4.2 13 13 A N - 0 0 5 47,-0.1 74,-0.1 -2,-0.1 72,-0.1 -0.595 26.9-145.1 -95.4 157.4 -9.3 2.2 -3.3 14 14 A H S S+ 0 0 59 -2,-0.2 43,-2.5 72,-0.1 2,-0.4 0.073 76.9 76.0-111.9 26.1 -6.1 3.5 -5.0 15 15 A I E -A 56 0A 33 41,-0.2 71,-2.8 2,-0.1 2,-0.5 -0.937 56.6-173.6-138.2 111.3 -4.3 5.1 -2.0 16 16 A L E +AB 55 85A 1 39,-2.7 39,-2.2 -2,-0.4 2,-0.4 -0.946 8.8 171.9-119.1 111.9 -2.5 2.6 0.5 17 17 A F E +AB 54 84A 69 67,-2.3 67,-1.5 -2,-0.5 2,-0.3 -0.969 24.7 102.6-121.1 127.1 -1.1 4.2 3.6 18 18 A L E -A 53 0A 45 35,-2.0 35,-3.0 -2,-0.4 2,-0.3 -0.930 47.3-128.1 173.9-179.4 0.3 2.2 6.4 19 19 A T E +A 52 0A 26 -2,-0.3 63,-1.2 33,-0.3 33,-0.2 -0.750 55.9 111.0-139.1-179.8 3.5 1.1 7.9 20 20 A N + 0 0 46 31,-1.5 55,-0.2 -2,-0.3 32,-0.1 0.553 62.1 106.8 110.3 34.6 5.3 -2.0 9.0 21 21 A L + 0 0 7 30,-0.9 2,-0.1 60,-0.1 31,-0.1 -0.586 40.4 121.8-142.4 76.7 7.8 -1.9 6.2 22 22 A P + 0 0 42 0, 0.0 4,-0.1 0, 0.0 29,-0.1 -0.181 6.6 119.8-112.7-156.9 11.2 -0.8 7.5 23 23 A E S S- 0 0 151 2,-0.2 3,-0.1 -2,-0.1 27,-0.1 0.850 111.9 -43.9 90.3 52.2 14.7 -2.5 7.4 24 24 A E S S+ 0 0 176 1,-0.2 -1,-0.1 0, 0.0 26,-0.1 0.675 100.3 154.2 70.4 15.2 16.8 -0.0 5.5 25 25 A T - 0 0 17 25,-0.2 2,-0.3 4,-0.1 -1,-0.2 -0.341 21.9-176.6 -66.2 159.9 13.7 0.1 3.2 26 26 A N > - 0 0 48 -4,-0.1 4,-2.9 1,-0.1 5,-0.3 -0.930 40.2 -94.8-153.7 179.4 13.6 3.5 1.4 27 27 A E H > S+ 0 0 103 -2,-0.3 4,-1.6 2,-0.2 5,-0.1 0.873 120.5 45.1 -67.6 -40.5 11.9 5.9 -1.0 28 28 A L H > S+ 0 0 106 3,-0.2 4,-1.7 2,-0.2 -1,-0.2 0.788 115.8 52.7 -74.8 -23.0 13.7 5.0 -4.3 29 29 A M H > S+ 0 0 72 2,-0.2 4,-2.4 1,-0.2 5,-0.3 0.973 117.5 33.4 -71.0 -59.3 13.1 1.3 -3.2 30 30 A L H X S+ 0 0 11 -4,-2.9 4,-2.1 1,-0.2 5,-0.2 0.810 117.4 58.5 -68.1 -25.3 9.4 1.8 -2.7 31 31 A S H X S+ 0 0 27 -4,-1.6 4,-1.4 -5,-0.3 -1,-0.2 0.888 110.3 41.5 -74.8 -34.9 9.4 4.3 -5.6 32 32 A M H X S+ 0 0 122 -4,-1.7 4,-2.2 2,-0.2 -2,-0.2 0.861 117.2 47.4 -79.3 -31.2 10.8 1.6 -7.9 33 33 A L H < S+ 0 0 39 -4,-2.4 4,-0.3 2,-0.2 -2,-0.2 0.888 120.1 39.5 -73.2 -36.6 8.5 -1.1 -6.5 34 34 A F H >< S+ 0 0 5 -4,-2.1 3,-0.9 -5,-0.3 6,-0.3 0.797 110.9 60.8 -80.0 -26.9 5.7 1.4 -6.9 35 35 A N H 3< S+ 0 0 90 -4,-1.4 5,-0.3 1,-0.2 -2,-0.2 0.878 82.5 77.8 -65.0 -42.1 7.2 2.5 -10.2 36 36 A Q T 3< S+ 0 0 131 -4,-2.2 -1,-0.2 2,-0.1 -2,-0.1 0.791 91.6 70.7 -34.3 -36.8 6.7 -1.1 -11.5 37 37 A F S X S- 0 0 23 -3,-0.9 3,-2.3 -4,-0.3 25,-0.0 -0.709 80.6-142.3 -90.7 130.1 3.1 0.2 -11.9 38 38 A P T 3 S+ 0 0 115 0, 0.0 20,-0.1 0, 0.0 -1,-0.1 0.720 102.9 71.6 -63.2 -16.8 2.1 2.8 -14.5 39 39 A G T 3 + 0 0 1 18,-0.1 19,-2.7 -5,-0.1 2,-0.2 0.552 64.7 140.5 -75.5 -8.0 -0.1 4.1 -11.6 40 40 A F E < +C 57 0A 86 -3,-2.3 17,-0.2 -6,-0.3 3,-0.1 -0.159 17.8 133.5 -40.6 94.8 3.0 5.3 -9.8 41 41 A K E + 0 0 122 15,-1.4 2,-0.4 1,-0.4 16,-0.2 0.750 59.8 17.5-119.4 -53.0 1.7 8.6 -8.5 42 42 A E E +C 56 0A 95 14,-2.8 14,-1.8 -3,-0.2 -1,-0.4 -0.983 55.9 174.9-127.8 139.0 2.5 9.3 -4.8 43 43 A V E +C 55 0A 38 -2,-0.4 2,-0.5 12,-0.2 12,-0.2 -0.944 2.5 178.6-149.1 114.3 5.2 7.6 -2.7 44 44 A R E +C 54 0A 113 10,-1.9 10,-1.8 -2,-0.3 2,-0.2 -0.903 32.3 122.1-126.9 98.3 5.9 8.7 0.8 45 45 A L + 0 0 2 -2,-0.5 -15,-0.2 8,-0.2 -16,-0.1 -0.713 40.1 91.7-154.3 90.2 8.7 6.6 2.5 46 46 A V + 0 0 50 6,-0.3 -19,-0.1 -2,-0.2 7,-0.1 0.590 41.6 104.5-162.2 -20.7 11.6 8.6 3.7 47 47 A P S S- 0 0 34 0, 0.0 5,-0.1 0, 0.0 -3,-0.0 0.151 96.6 -77.7 -63.2-169.6 11.9 10.0 7.2 48 48 A G S S+ 0 0 76 1,-0.2 0, 0.0 2,-0.1 0, 0.0 0.875 134.3 70.9 -56.4 -28.0 14.1 8.5 9.9 49 49 A R + 0 0 153 1,-0.1 -1,-0.2 -27,-0.1 -4,-0.0 0.944 61.5 173.3 -46.2 -79.4 11.1 6.2 9.8 50 50 A H + 0 0 72 2,-0.2 -25,-0.2 -28,-0.1 -1,-0.1 0.681 69.6 83.5 67.4 16.7 11.7 4.5 6.4 51 51 A D + 0 0 45 -29,-0.1 -31,-1.5 1,-0.1 -30,-0.9 0.332 64.1 80.5-133.7 6.0 8.7 2.5 7.8 52 52 A I E -A 19 0A 30 -33,-0.2 2,-0.6 -32,-0.1 -6,-0.3 -0.968 61.4-166.8-119.8 114.0 5.6 4.6 6.9 53 53 A A E -A 18 0A 1 -35,-3.0 -35,-2.0 -2,-0.5 2,-0.5 -0.947 12.0-177.1-114.7 118.4 4.5 4.1 3.3 54 54 A F E -AC 17 44A 75 -10,-1.8 -10,-1.9 -2,-0.6 2,-0.5 -0.975 12.5-178.4-115.5 107.6 2.0 6.4 1.6 55 55 A V E -AC 16 43A 2 -39,-2.2 -39,-2.7 -2,-0.5 2,-0.7 -0.918 14.2-174.4-123.0 112.8 1.2 5.1 -1.9 56 56 A E E -AC 15 42A 32 -14,-1.8 -14,-2.8 -2,-0.5 -15,-1.4 -0.901 12.3-168.9-106.9 106.6 -1.1 6.9 -4.3 57 57 A F E - C 0 40A 1 -43,-2.5 6,-0.3 -2,-0.7 -17,-0.2 -0.918 31.6-122.0-110.7 102.8 -1.5 4.8 -7.4 58 58 A D S S+ 0 0 104 -19,-2.7 2,-0.3 -2,-0.6 -1,-0.1 0.594 96.3 10.2 -8.1 -49.7 -3.3 6.5 -10.4 59 59 A N S >> S- 0 0 45 -46,-0.1 4,-2.3 1,-0.1 3,-0.7 -0.998 74.5-117.9-144.9 150.1 -5.8 3.6 -10.2 60 60 A E H 3> S+ 0 0 66 -2,-0.3 4,-2.2 2,-0.3 5,-0.2 0.654 109.9 65.6 -57.7 -19.9 -6.7 0.7 -7.9 61 61 A V H 3> S+ 0 0 114 3,-0.2 4,-1.4 2,-0.2 -1,-0.2 0.954 114.4 33.1 -69.8 -43.3 -5.9 -2.0 -10.6 62 62 A Q H <> S+ 0 0 21 -3,-0.7 4,-2.5 2,-0.2 -2,-0.3 0.827 121.0 48.4 -80.1 -32.0 -2.3 -0.8 -10.3 63 63 A A H X S+ 0 0 0 -4,-2.3 4,-2.9 -6,-0.3 -3,-0.2 0.930 116.6 45.1 -71.0 -40.6 -2.6 0.0 -6.6 64 64 A G H X S+ 0 0 26 -4,-2.2 4,-2.8 -5,-0.2 5,-0.3 0.832 111.1 54.4 -68.2 -35.1 -4.1 -3.4 -6.2 65 65 A A H X S+ 0 0 37 -4,-1.4 4,-2.1 -5,-0.2 -2,-0.2 0.982 113.9 39.6 -65.9 -54.2 -1.4 -4.8 -8.5 66 66 A A H X S+ 0 0 0 -4,-2.5 4,-2.6 2,-0.2 -2,-0.2 0.966 119.9 46.1 -58.7 -51.0 1.4 -3.3 -6.3 67 67 A R H < S+ 0 0 69 -4,-2.9 -1,-0.2 -5,-0.2 -2,-0.2 0.917 115.2 46.1 -59.3 -44.6 -0.5 -4.2 -3.1 68 68 A D H >< S+ 0 0 115 -4,-2.8 3,-0.6 -5,-0.2 -1,-0.2 0.784 110.5 56.7 -71.0 -27.6 -1.3 -7.8 -4.4 69 69 A A H 3< S+ 0 0 66 -4,-2.1 -2,-0.2 -5,-0.3 -1,-0.2 0.973 124.8 20.3 -69.6 -51.1 2.4 -8.1 -5.5 70 70 A L T >< S+ 0 0 25 -4,-2.6 2,-2.0 -5,-0.2 3,-1.0 -0.152 84.0 143.1-109.7 38.0 3.8 -7.4 -2.0 71 71 A Q T < S+ 0 0 111 -3,-0.6 -1,-0.1 1,-0.3 -3,-0.1 -0.074 78.0 27.1 -68.5 40.7 0.6 -8.3 -0.2 72 72 A G T 3 S- 0 0 51 -2,-2.0 2,-1.9 -5,-0.1 -1,-0.3 0.138 71.5-176.8 167.7 46.9 2.5 -10.0 2.8 73 73 A F < - 0 0 85 -3,-1.0 2,-4.4 1,-0.2 8,-2.3 -0.523 28.6-137.9 -66.8 90.4 5.8 -8.3 3.0 74 74 A K > + 0 0 141 -2,-1.9 3,-2.2 1,-0.3 6,-0.2 -0.140 64.5 133.3 -42.7 48.2 7.1 -10.5 5.9 75 75 A I G >> + 0 0 15 -2,-4.4 3,-2.8 4,-0.4 4,-1.6 0.847 65.2 84.9 -67.7 -22.8 8.7 -7.7 7.8 76 76 A T G 34 + 0 0 69 3,-0.8 4,-0.3 2,-0.5 -1,-0.3 0.594 52.3 89.3 -41.2 -24.0 6.5 -10.0 10.1 77 77 A Q G <4 S- 0 0 167 -3,-2.2 -1,-0.4 2,-0.3 -2,-0.2 0.813 130.7 -7.1 -47.2 -16.8 9.7 -11.9 10.1 78 78 A N T <4 S- 0 0 135 -3,-2.8 -2,-0.5 -4,-0.1 2,-0.3 0.335 162.1 -3.7-137.6 -49.8 9.3 -9.2 12.8 79 79 A N < - 0 0 74 -4,-1.6 -3,-0.8 -59,-0.1 -4,-0.4 -0.916 67.7-121.4-151.2 128.1 6.0 -7.7 11.4 80 80 A A - 0 0 47 -5,-0.4 -6,-0.2 -4,-0.3 -59,-0.1 -0.498 53.3-102.9 -67.7 125.7 3.8 -8.4 8.3 81 81 A M - 0 0 21 -8,-2.3 2,-0.5 -2,-0.2 -61,-0.2 0.001 31.5-137.6 -52.5 158.2 3.8 -5.1 6.7 82 82 A K + 0 0 125 -63,-1.2 2,-0.4 -3,-0.1 -29,-0.3 -0.977 27.3 167.6-129.6 117.2 0.7 -2.9 7.0 83 83 A I - 0 0 17 -2,-0.5 2,-0.5 -65,-0.2 -65,-0.3 -0.995 12.7-169.6-130.1 116.4 -0.7 -1.0 4.0 84 84 A S E -B 17 0A 43 -67,-1.5 -67,-2.3 -2,-0.4 -2,-0.0 -0.954 20.9-128.4-121.2 106.3 -4.2 0.4 4.5 85 85 A F E -B 16 0A 57 -2,-0.5 2,-2.0 -69,-0.3 -69,-0.3 0.089 37.9 -99.6 -39.9 157.3 -6.0 1.8 1.5 86 86 A A - 0 0 40 -71,-2.8 -1,-0.2 -76,-0.0 -70,-0.1 -0.136 56.6-176.5 -80.0 49.0 -7.4 5.4 2.1 87 87 A K 0 0 170 -2,-2.0 -3,-0.0 1,-0.2 -79,-0.0 -0.186 360.0 360.0 -51.3 126.7 -10.8 3.7 2.8 88 88 A K 0 0 220 0, 0.0 -1,-0.2 0, 0.0 -80,-0.0 0.442 360.0 360.0-138.8 360.0 -13.3 6.5 3.5