==== Secondary Structure Definition by the program DSSP, updated CMBI version by ElmK / April 1,2000 ==== DATE=12-AUG-2012 . REFERENCE W. KABSCH AND C.SANDER, BIOPOLYMERS 22 (1983) 2577-2637 . HEADER IMMUNE SYSTEM 03-JUL-12 4FXL . COMPND 2 MOLECULE: BETA-2-MICROGLOBULIN; . SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; . AUTHOR S.RICAGNO,V.BELLOTTI,M.B.PEPYS,M.STOPPINI,M.BOLOGNESI . 100 1 1 1 0 TOTAL NUMBER OF RESIDUES, NUMBER OF CHAINS, NUMBER OF SS-BRIDGES(TOTAL,INTRACHAIN,INTERCHAIN) . 6444.0 ACCESSIBLE SURFACE OF PROTEIN (ANGSTROM**2) . 65 65.0 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 . 42 42.0 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 . 1 1.0 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-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 . 1 1.0 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 . 15 15.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+2), SAME NUMBER PER 100 RESIDUES . 7 7.0 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+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 0 0 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 1 0 1 0 2 1 1 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 2 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 0 A M 0 0 199 0, 0.0 2,-0.3 0, 0.0 60,-0.0 0.000 360.0 360.0 360.0 152.6 -23.7 -8.4 -8.6 2 1 A I - 0 0 75 2,-0.0 2,-0.4 0, 0.0 0, 0.0 -0.992 360.0-172.7-142.1 144.2 -20.5 -9.5 -6.8 3 2 A Q - 0 0 106 -2,-0.3 2,-0.4 84,-0.0 28,-0.1 -0.997 4.1-178.4-138.3 140.6 -19.5 -9.3 -3.3 4 3 A R B -A 32 0A 92 28,-2.8 28,-1.9 -2,-0.4 83,-0.2 -0.998 26.4-123.4-140.8 128.4 -16.1 -10.0 -1.9 5 4 A T - 0 0 66 -2,-0.4 2,-0.2 26,-0.2 24,-0.0 -0.514 35.7-108.6 -75.3 139.5 -15.0 -9.9 1.6 6 5 A P - 0 0 3 0, 0.0 2,-0.4 0, 0.0 24,-0.2 -0.466 17.0-134.0 -63.1 144.2 -12.2 -7.7 2.4 7 6 A K E -B 29 0B 120 22,-2.8 22,-2.7 -2,-0.2 2,-0.5 -0.741 27.4-154.9 -85.4 142.0 -8.8 -9.0 3.2 8 7 A I E +B 28 0B 21 -2,-0.4 2,-0.4 20,-0.2 20,-0.2 -0.983 17.2 177.2-130.6 124.2 -7.6 -7.1 6.3 9 8 A Q E -B 27 0B 45 18,-2.3 18,-3.1 -2,-0.5 2,-0.5 -0.985 8.9-165.2-127.7 132.7 -4.0 -6.5 7.2 10 9 A V E +B 26 0B 1 -2,-0.4 87,-2.6 85,-0.3 2,-0.3 -0.980 27.5 142.3-125.4 123.0 -2.9 -4.4 10.2 11 10 A Y E -B 25 0B 30 14,-1.9 14,-3.0 -2,-0.5 2,-0.3 -0.950 41.0-116.7-156.3 163.8 0.7 -3.4 10.3 12 11 A S E -B 24 0B 19 85,-0.4 2,-0.3 -2,-0.3 12,-0.2 -0.834 23.9-177.1-112.2 144.8 3.0 -0.7 11.2 13 12 A R E -B 23 0B 112 10,-1.9 10,-2.6 -2,-0.3 -2,-0.0 -0.990 18.3-146.9-141.4 139.5 5.3 1.3 9.1 14 13 A H - 0 0 107 -2,-0.3 2,-0.2 8,-0.2 8,-0.2 -0.873 30.1-122.9 -95.8 121.0 7.9 4.0 9.7 15 14 A P > - 0 0 44 0, 0.0 3,-1.5 0, 0.0 6,-0.3 -0.518 19.4-131.7 -62.5 136.3 8.1 6.5 7.0 16 15 A A T 3 S+ 0 0 108 1,-0.3 3,-0.4 -2,-0.2 -2,-0.0 0.778 104.9 60.5 -66.0 -27.8 11.7 6.4 5.9 17 16 A E T 3 S+ 0 0 197 1,-0.3 -1,-0.3 2,-0.1 2,-0.2 0.678 121.2 23.6 -70.3 -18.4 11.9 10.2 6.0 18 17 A N X + 0 0 74 -3,-1.5 3,-2.3 3,-0.1 -1,-0.3 -0.609 63.3 180.0-151.7 86.8 11.1 10.1 9.7 19 18 A G T 3 S+ 0 0 44 -3,-0.4 -1,-0.1 1,-0.3 -3,-0.1 0.650 81.4 66.7 -63.9 -17.4 11.8 6.9 11.4 20 19 A K T 3 S+ 0 0 192 -6,-0.1 2,-0.3 -5,-0.0 -1,-0.3 0.568 89.9 81.3 -74.9 -14.1 10.5 8.4 14.7 21 20 A S < - 0 0 13 -3,-2.3 2,-0.4 -6,-0.3 -3,-0.1 -0.685 63.7-170.9 -89.5 151.6 7.1 8.4 13.1 22 21 A N - 0 0 18 49,-0.4 49,-2.6 -2,-0.3 2,-0.4 -0.996 7.3-153.1-144.3 134.7 5.1 5.2 13.0 23 22 A F E -BC 13 70B 25 -10,-2.6 -10,-1.9 -2,-0.4 2,-0.5 -0.939 8.3-146.5-111.7 134.8 1.9 4.5 11.2 24 23 A L E -BC 12 69B 0 45,-3.0 45,-1.9 -2,-0.4 2,-0.4 -0.869 28.4-166.6 -91.3 125.2 -0.7 2.1 12.1 25 24 A N E -BC 11 68B 8 -14,-3.0 -14,-1.9 -2,-0.5 2,-0.5 -0.933 22.2-169.1-123.6 135.7 -2.2 0.8 8.9 26 25 A a E -BC 10 67B 0 41,-2.6 41,-2.7 -2,-0.4 2,-0.7 -0.969 12.6-165.7-119.8 113.6 -5.2 -1.1 8.2 27 26 A Y E -BC 9 66B 72 -18,-3.1 -18,-2.3 -2,-0.5 2,-0.6 -0.895 3.9-172.5-105.5 115.5 -5.2 -2.3 4.6 28 27 A V E -BC 8 65B 0 37,-3.3 37,-3.2 -2,-0.7 2,-0.4 -0.941 19.3-177.0-115.4 112.5 -8.6 -3.5 3.5 29 28 A S E +BC 7 64B 13 -22,-2.7 -22,-2.8 -2,-0.6 35,-0.2 -0.872 41.1 10.4-125.9 148.3 -8.3 -5.1 0.2 30 29 A G E S+ 0 0 8 33,-1.0 2,-0.2 -2,-0.4 34,-0.2 0.745 78.7 151.9 73.5 27.4 -10.3 -6.6 -2.6 31 30 A F E - C 0 63B 0 32,-1.9 32,-2.3 -3,-0.2 -1,-0.2 -0.589 29.6-142.8-102.1 155.1 -13.7 -5.8 -1.4 32 31 A H B S+A 4 0A 42 -28,-1.9 -28,-2.8 -2,-0.2 2,-0.2 -0.926 75.3 38.0-158.4 142.8 -17.0 -5.3 -3.0 33 32 A P S S- 0 0 32 0, 0.0 54,-0.1 0, 0.0 53,-0.1 0.616 80.0-133.8 -63.4 172.8 -19.3 -3.6 -2.6 34 33 A S S S+ 0 0 47 -2,-0.2 2,-0.1 51,-0.1 -2,-0.1 0.657 73.0 111.8 -69.1 -21.7 -17.4 -0.5 -1.6 35 34 A D + 0 0 113 2,-0.0 51,-0.4 50,-0.0 2,-0.3 -0.402 46.9 143.0 -56.2 130.0 -19.7 0.2 1.3 36 35 A I - 0 0 50 49,-0.1 2,-0.4 -2,-0.1 49,-0.2 -0.985 44.5-144.0-165.3 159.0 -17.5 -0.4 4.3 37 36 A E E +E 84 0C 97 47,-2.3 47,-2.7 -2,-0.3 2,-0.4 -0.999 24.4 176.6-131.7 131.2 -16.8 0.8 7.8 38 37 A V E +E 83 0C 12 -2,-0.4 2,-0.4 45,-0.2 45,-0.2 -0.999 1.5 173.3-140.2 127.3 -13.2 0.7 9.0 39 38 A D E -E 82 0C 4 43,-2.5 43,-2.9 -2,-0.4 2,-0.4 -0.995 27.4-134.4-131.1 148.6 -11.8 1.9 12.2 40 39 A L E -E 81 0C 0 7,-0.4 7,-3.1 -2,-0.4 2,-0.4 -0.769 30.8-153.9 -90.6 142.7 -8.5 1.6 13.9 41 40 A L E -EF 80 46C 4 39,-3.1 39,-2.1 -2,-0.4 2,-0.5 -0.955 18.6-164.8-121.0 144.2 -8.8 0.7 17.5 42 41 A K E > S-EF 79 45C 91 3,-2.7 3,-2.2 -2,-0.4 37,-0.2 -0.997 88.6 -17.5-123.9 118.6 -6.7 1.3 20.5 43 42 A N T 3 S- 0 0 71 35,-3.4 36,-0.1 -2,-0.5 -1,-0.1 0.863 130.9 -52.6 48.9 41.7 -7.7 -1.0 23.4 44 43 A G T 3 S+ 0 0 41 34,-0.4 2,-0.4 1,-0.2 -1,-0.3 0.413 115.4 114.1 88.5 -11.0 -11.0 -1.7 21.6 45 44 A E E < S-F 42 0C 139 -3,-2.2 -3,-2.7 1,-0.0 -1,-0.2 -0.842 72.9-108.8-100.4 137.3 -11.9 2.0 21.2 46 45 A R E -F 41 0C 109 -2,-0.4 2,-0.6 -5,-0.2 -5,-0.3 -0.380 25.5-127.5 -66.2 134.4 -12.0 3.6 17.8 47 46 A I - 0 0 37 -7,-3.1 -7,-0.4 1,-0.2 -1,-0.1 -0.792 21.0-160.5 -79.5 117.1 -9.2 6.0 17.1 48 47 A E S S+ 0 0 164 -2,-0.6 2,-0.9 1,-0.2 -1,-0.2 0.834 74.1 60.8 -76.1 -34.6 -11.2 9.1 16.0 49 48 A K + 0 0 150 -3,-0.1 2,-0.6 2,-0.0 -1,-0.2 -0.852 58.3 163.6-104.0 103.9 -8.4 10.9 14.2 50 49 A V - 0 0 26 -2,-0.9 19,-0.2 1,-0.1 18,-0.0 -0.976 21.6-160.9-121.9 109.6 -7.2 8.7 11.4 51 50 A E + 0 0 64 -2,-0.6 2,-0.4 1,-0.1 18,-0.2 0.720 68.1 44.8 -66.1 -27.1 -5.1 11.0 9.1 52 51 A H E +D 68 0B 67 16,-2.1 16,-2.4 2,-0.0 2,-0.3 -0.980 45.4 162.9-132.9 128.0 -5.3 8.9 6.0 53 52 A S E -D 67 0B 71 -2,-0.4 2,-0.6 14,-0.2 14,-0.2 -0.854 16.3-178.9-140.0 104.2 -8.0 7.0 4.2 54 53 A D E -D 66 0B 76 12,-2.8 12,-2.5 -2,-0.3 2,-0.4 -0.912 3.1-173.5-114.4 116.1 -7.0 6.2 0.7 55 54 A L E +D 65 0B 99 -2,-0.6 2,-0.3 10,-0.2 10,-0.2 -0.894 11.5 158.8-114.5 139.6 -9.5 4.3 -1.3 56 55 A S E -D 64 0B 63 8,-2.8 8,-2.9 -2,-0.4 2,-0.3 -0.894 22.2-148.6-144.8 171.3 -8.9 2.9 -4.7 57 56 A F E -D 63 0B 116 -2,-0.3 6,-0.2 6,-0.3 3,-0.1 -0.979 7.5-171.1-142.0 155.4 -10.4 0.4 -7.0 58 57 A S S S+ 0 0 66 4,-2.3 -1,-0.1 1,-0.7 5,-0.1 0.614 81.5 18.6-104.9 -99.0 -8.9 -1.8 -9.6 59 58 A K S > S- 0 0 137 1,-0.1 3,-2.0 2,-0.0 -1,-0.7 -0.325 99.7-100.1 -55.6 155.5 -11.5 -3.6 -11.5 60 59 A D T 3 S+ 0 0 117 1,-0.3 -1,-0.1 -3,-0.1 3,-0.0 0.756 124.6 48.6 -53.2 -24.7 -14.9 -1.8 -11.0 61 60 A W T 3 S+ 0 0 123 1,-0.1 2,-0.4 -29,-0.1 -1,-0.3 -0.001 96.8 76.4-111.3 24.3 -15.7 -4.5 -8.4 62 61 A S < - 0 0 2 -3,-2.0 -4,-2.3 2,-0.0 2,-0.3 -0.911 57.9-174.4-138.1 114.4 -12.5 -4.5 -6.3 63 62 A F E -CD 31 57B 29 -32,-2.3 -32,-1.9 -2,-0.4 -33,-1.0 -0.755 6.5-163.5-107.0 155.3 -11.9 -1.8 -3.8 64 63 A Y E -CD 29 56B 49 -8,-2.9 -8,-2.8 -2,-0.3 2,-0.4 -1.000 3.9-171.5-139.4 130.5 -8.8 -1.2 -1.7 65 64 A L E -CD 28 55B 9 -37,-3.2 -37,-3.3 -2,-0.4 2,-0.6 -0.992 10.1-167.3-129.9 129.1 -8.6 1.0 1.3 66 65 A L E -CD 27 54B 41 -12,-2.5 -12,-2.8 -2,-0.4 2,-0.5 -0.964 14.1-178.4-109.9 115.0 -5.5 2.0 3.2 67 66 A Y E +CD 26 53B 27 -41,-2.7 -41,-2.6 -2,-0.6 2,-0.3 -0.977 19.7 147.8-120.4 117.4 -6.6 3.5 6.5 68 67 A Y E +CD 25 52B 43 -16,-2.4 -16,-2.1 -2,-0.5 2,-0.3 -0.991 21.5 175.3-155.0 152.8 -3.7 4.7 8.5 69 68 A T E -C 24 0B 3 -45,-1.9 -45,-3.0 -2,-0.3 -19,-0.1 -0.988 39.8 -86.0-157.7 161.9 -2.5 7.1 11.0 70 69 A E E +C 23 0B 101 -2,-0.3 2,-0.3 -47,-0.2 -47,-0.3 -0.375 51.5 162.7 -70.8 148.9 0.5 8.0 13.0 71 70 A F - 0 0 20 -49,-2.6 -49,-0.4 -2,-0.1 -1,-0.0 -0.967 38.8-135.1-155.2 168.2 0.7 6.3 16.4 72 71 A T - 0 0 120 -2,-0.3 -2,-0.0 -51,-0.1 -49,-0.0 -0.778 32.0-154.7-132.2 89.5 3.1 5.6 19.1 73 72 A P - 0 0 32 0, 0.0 2,-0.3 0, 0.0 5,-0.0 -0.232 12.1-173.7 -71.2 142.1 2.6 2.0 20.1 74 73 A T > - 0 0 59 3,-0.1 3,-1.0 1,-0.0 -2,-0.0 -0.897 38.3-112.2-120.0 171.3 3.5 0.7 23.5 75 74 A E T 3 S+ 0 0 170 -2,-0.3 -1,-0.0 1,-0.2 0, 0.0 0.651 111.1 65.3 -72.9 -15.2 3.5 -2.7 24.8 76 75 A K T 3 S+ 0 0 186 2,-0.0 2,-0.3 0, 0.0 -1,-0.2 0.429 95.3 63.4 -91.5 -2.1 0.6 -1.8 27.2 77 76 A N S < S- 0 0 34 -3,-1.0 2,-0.5 -35,-0.0 -3,-0.1 -0.880 70.1-138.5-123.2 155.8 -2.0 -1.2 24.5 78 77 A E - 0 0 100 -2,-0.3 -35,-3.4 -5,-0.0 -34,-0.4 -0.944 17.3-161.9-116.2 131.8 -3.6 -3.3 21.9 79 78 A Y E +E 42 0C 8 -2,-0.5 17,-3.1 -37,-0.2 2,-0.3 -0.912 19.8 152.3-116.0 145.5 -4.1 -1.9 18.4 80 79 A A E -EG 41 95C 6 -39,-2.1 -39,-3.1 -2,-0.4 2,-0.4 -0.937 37.4-120.5-156.4 175.8 -6.5 -3.3 15.9 81 80 A a E -EG 40 94C 0 13,-2.6 13,-3.2 -2,-0.3 2,-0.5 -0.995 20.2-158.0-129.3 134.9 -8.6 -2.6 12.9 82 81 A R E -EG 39 93C 55 -43,-2.9 -43,-2.5 -2,-0.4 2,-0.4 -0.967 11.7-173.4-116.4 129.9 -12.3 -3.2 12.9 83 82 A V E -EG 38 92C 0 9,-2.9 9,-2.8 -2,-0.5 2,-0.4 -0.969 10.0-169.3-126.9 135.2 -14.1 -3.7 9.6 84 83 A N E +E 37 0C 42 -47,-2.7 -47,-2.3 -2,-0.4 2,-0.3 -0.980 21.2 152.8-120.1 137.9 -17.8 -4.0 8.9 85 84 A H > - 0 0 15 -2,-0.4 3,-2.1 3,-0.4 -49,-0.1 -0.956 56.8-104.9-158.6 156.8 -18.9 -5.0 5.5 86 85 A V T 3 S+ 0 0 101 -51,-0.4 -81,-0.1 -2,-0.3 -50,-0.1 0.732 119.6 58.5 -62.5 -25.5 -21.9 -6.7 4.1 87 86 A T T 3 S+ 0 0 39 -83,-0.2 2,-0.6 -54,-0.1 -1,-0.3 0.574 95.6 74.9 -74.5 -14.4 -19.9 -9.8 3.6 88 87 A L < - 0 0 20 -3,-2.1 -3,-0.4 1,-0.1 -1,-0.1 -0.905 62.3-164.2-107.3 115.8 -19.1 -9.9 7.3 89 88 A S S S+ 0 0 112 -2,-0.6 -1,-0.1 -5,-0.1 -3,-0.0 0.800 83.7 26.9 -72.8 -21.5 -21.9 -11.1 9.5 90 89 A Q S S- 0 0 142 -3,-0.1 -5,-0.1 -7,-0.1 -7,-0.1 -0.933 104.3 -87.4-130.6 147.0 -20.0 -9.7 12.5 91 90 A P - 0 0 59 0, 0.0 2,-0.6 0, 0.0 -7,-0.2 -0.345 44.1-132.6 -50.2 136.2 -17.5 -6.9 12.6 92 91 A K E -G 83 0C 90 -9,-2.8 -9,-2.9 -4,-0.1 2,-0.5 -0.907 19.7-167.3 -98.6 120.8 -14.1 -8.2 11.9 93 92 A I E -G 82 0C 98 -2,-0.6 2,-0.5 -11,-0.2 -11,-0.2 -0.952 4.0-172.6-111.1 122.7 -11.5 -7.1 14.4 94 93 A V E -G 81 0C 38 -13,-3.2 -13,-2.6 -2,-0.5 2,-0.1 -0.971 17.4-136.0-116.8 122.1 -7.9 -7.8 13.3 95 94 A K E -G 80 0C 134 -2,-0.5 -85,-0.3 -15,-0.2 -15,-0.3 -0.426 34.9 -85.9 -73.6 150.6 -5.2 -7.1 15.7 96 95 A W - 0 0 27 -17,-3.1 2,-1.0 -2,-0.1 -85,-0.2 -0.373 34.5-139.9 -52.8 120.8 -2.0 -5.4 14.7 97 96 A D > - 0 0 60 -87,-2.6 3,-1.6 1,-0.1 -85,-0.4 -0.843 14.4-165.7 -84.5 99.4 0.4 -7.9 13.4 98 97 A R T 3 S+ 0 0 98 -2,-1.0 -1,-0.1 1,-0.3 -87,-0.1 0.596 87.1 49.6 -68.8 -11.2 3.6 -6.5 15.0 99 98 A D T 3 0 0 158 1,-0.1 -1,-0.3 -3,-0.0 -88,-0.1 0.555 360.0 360.0 -92.4 -15.1 5.7 -8.7 12.7 100 99 A M < 0 0 77 -3,-1.6 -2,-0.2 -90,-0.2 -89,-0.1 0.774 360.0 360.0 -80.4 360.0 3.9 -7.7 9.4