==== Secondary Structure Definition by the program DSSP, updated CMBI version by ElmK / April 1,2000 ==== DATE=29-NOV-2009 . REFERENCE W. KABSCH AND C.SANDER, BIOPOLYMERS 22 (1983) 2577-2637 . HEADER PHOTOSYNTHESIS 05-APR-02 1GXI . COMPND 2 MOLECULE: PHOTOSYSTEM I REACTION CENTER SUBUNIT IV; . SOURCE 2 ORGANISM_SCIENTIFIC: SYNECHOCYSTIS SP.; . AUTHOR P.BARTH,P.SAVARIN,B.GILQUIN,B.LAGOUTTE,F.OCHSENBEIN . 73 1 0 0 0 TOTAL NUMBER OF RESIDUES, NUMBER OF CHAINS, NUMBER OF SS-BRIDGES(TOTAL,INTRACHAIN,INTERCHAIN) . 5113.0 ACCESSIBLE SURFACE OF PROTEIN (ANGSTROM**2) . 44 60.3 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 . 14 19.2 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 . 19 26.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+2), SAME NUMBER PER 100 RESIDUES . 6 8.2 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+3), SAME NUMBER PER 100 RESIDUES . 2 2.7 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 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 0 ANTIPARALLEL BRIDGES PER LADDER . 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 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 E A 0 0 136 0, 0.0 2,-0.0 0, 0.0 0, 0.0 0.000 360.0 360.0 360.0 165.9 -1.9 4.5 13.8 2 2 E L - 0 0 32 1,-0.1 2,-0.2 4,-0.0 68,-0.1 0.061 360.0-108.2 -89.3-161.0 -1.9 6.7 10.7 3 3 E N > - 0 0 62 3,-0.0 2,-1.1 23,-0.0 3,-0.7 -0.584 39.6 -77.3-123.9-178.2 -4.6 8.2 8.4 4 4 E R T 3 S+ 0 0 124 1,-0.2 21,-0.2 -2,-0.2 19,-0.0 -0.695 122.9 25.2 -91.4 83.9 -6.0 7.7 4.8 5 5 E G T 3 S+ 0 0 12 -2,-1.1 2,-1.8 19,-0.4 -1,-0.2 0.196 80.2 126.6 142.2 -9.1 -3.4 9.4 2.6 6 6 E D < - 0 0 8 -3,-0.7 62,-0.6 18,-0.3 63,-0.2 -0.256 63.8-135.9 -81.6 48.0 -0.4 9.0 5.0 7 7 E K - 0 0 45 -2,-1.8 61,-0.6 61,-0.2 62,-0.5 0.403 23.0-158.9 -11.9 97.3 1.8 7.4 2.2 8 8 E V E -AB 22 67A 1 14,-0.9 14,-1.4 59,-0.2 2,-0.7 -0.657 15.9-117.7 -96.8 151.5 3.6 4.4 3.9 9 9 E R E -AB 21 66A 96 57,-3.1 57,-1.2 12,-0.2 2,-0.4 -0.802 21.2-134.7 -97.6 105.9 6.8 2.6 2.6 10 10 E I E +AB 20 65A 0 10,-1.0 9,-2.1 -2,-0.7 10,-0.7 -0.363 31.3 168.2 -53.8 104.2 6.4 -1.1 1.6 11 11 E K + 0 0 95 53,-3.5 -1,-0.1 -2,-0.4 54,-0.1 -0.454 29.5 123.7-123.8 55.9 9.4 -3.0 3.2 12 12 E R - 0 0 130 1,-0.1 2,-0.2 52,-0.1 -1,-0.1 0.989 51.1-152.3 -72.8 -72.9 8.4 -6.7 2.7 13 13 E T S S+ 0 0 83 -3,-0.1 2,-1.7 51,-0.1 5,-0.2 -0.737 85.9 68.2 127.4 -61.9 11.3 -8.3 0.7 14 14 E E S S+ 0 0 162 -2,-0.2 2,-0.3 3,-0.1 0, 0.0 -0.543 90.3 85.5 -77.1 72.2 9.1 -11.0 -1.0 15 15 E S S > S- 0 0 39 -2,-1.7 3,-0.5 -5,-0.0 -2,-0.0 -0.959 80.7-123.5-167.4 159.8 7.2 -8.4 -3.2 16 16 E Y T 3 S+ 0 0 161 -2,-0.3 28,-0.1 1,-0.2 -2,-0.1 0.343 111.6 58.8 -90.1 -2.1 7.5 -6.5 -6.5 17 17 E W T > S+ 0 0 27 3,-0.1 3,-1.7 23,-0.0 2,-0.5 0.018 71.4 151.3-119.4 24.4 7.2 -3.2 -4.5 18 18 E Y T < S+ 0 0 133 -3,-0.5 -7,-0.2 1,-0.3 3,-0.1 -0.499 75.7 9.4 -67.5 110.5 10.3 -3.7 -2.2 19 19 E G T 3 S+ 0 0 30 -9,-2.1 -1,-0.3 -2,-0.5 2,-0.2 0.555 108.2 116.5 93.0 16.7 11.7 -0.3 -1.2 20 20 E D E < -A 10 0A 23 -3,-1.7 -10,-1.0 -10,-0.7 -1,-0.4 -0.694 53.4-140.0-108.9 164.2 8.7 1.6 -2.7 21 21 E V E +A 9 0A 16 -12,-0.3 2,-0.3 -2,-0.2 -12,-0.2 -0.608 19.3 174.7-110.3 173.3 6.0 3.7 -1.1 22 22 E G E -A 8 0A 0 -14,-1.4 -14,-0.9 -2,-0.2 2,-0.5 -0.966 38.1 -82.4-167.6 174.9 2.2 4.0 -1.7 23 23 E T - 0 0 42 -2,-0.3 2,-1.8 -16,-0.3 16,-0.7 -0.758 37.4-129.3 -90.2 120.1 -0.9 5.8 -0.4 24 24 E V B +C 38 0B 0 -2,-0.5 2,-1.1 14,-0.2 3,-0.4 -0.386 32.2 170.3 -72.2 80.9 -2.6 4.1 2.6 25 25 E A + 0 0 22 -2,-1.8 4,-0.3 12,-0.6 13,-0.2 -0.197 50.4 104.6 -85.3 45.1 -6.3 3.8 1.5 26 26 E S >> + 0 0 6 -2,-1.1 4,-3.2 -23,-0.2 2,-1.1 0.930 54.3 63.2 -85.1 -68.9 -6.8 1.7 4.6 27 27 E V T 34 S+ 0 0 71 -3,-0.4 -23,-0.1 1,-0.3 -1,-0.1 0.077 99.3 58.8 -79.9 29.0 -8.6 3.5 7.5 28 28 E E T 34 S- 0 0 81 -2,-1.1 -1,-0.3 -3,-0.1 -2,-0.1 0.679 131.3 -2.4-112.4 -60.7 -11.8 4.0 5.4 29 29 E K T <4 S+ 0 0 112 -3,-1.0 -2,-0.2 -4,-0.3 -3,-0.1 0.670 115.8 79.2-111.5 -27.6 -12.7 0.3 4.7 30 30 E S < + 0 0 5 -4,-3.2 2,-1.6 1,-0.2 -3,-0.2 0.030 47.2 127.1 -88.5 35.1 -9.8 -1.8 6.2 31 31 E G + 0 0 84 -5,-0.2 -1,-0.2 -3,-0.1 2,-0.1 -0.405 61.8 83.9 -77.1 52.4 -11.2 -1.6 9.8 32 32 E I S S- 0 0 135 -2,-1.6 -2,-0.1 2,-0.4 -3,-0.0 -0.406 100.5 -49.4-133.9-157.6 -10.8 -5.4 9.7 33 33 E L S S+ 0 0 158 -2,-0.1 -3,-0.0 1,-0.0 -2,-0.0 0.787 123.1 41.9 -62.9 -42.5 -8.3 -8.3 10.3 34 34 E Y S S- 0 0 138 1,-0.1 -2,-0.4 27,-0.0 27,-0.1 -0.947 80.2-155.7-110.2 134.6 -5.4 -7.0 8.1 35 35 E P + 0 0 37 0, 0.0 2,-0.7 0, 0.0 26,-0.2 0.927 57.8 61.0 -83.4 -53.3 -4.9 -3.3 8.6 36 36 E V E - D 0 60B 1 24,-2.0 24,-3.4 -9,-0.1 2,-0.4 -0.748 44.2-176.6-105.5 105.4 -3.3 -1.4 5.6 37 37 E I E - D 0 59B 15 -2,-0.7 -12,-0.6 22,-0.3 2,-0.3 -0.741 25.9-173.0 -83.1 125.1 -4.6 -1.1 2.0 38 38 E V E -CD 24 58B 0 20,-2.4 20,-1.3 -2,-0.4 2,-0.2 -0.845 22.9-111.1-122.7 162.6 -2.0 0.8 -0.0 39 39 E R - 0 0 58 -16,-0.7 2,-0.4 -2,-0.3 18,-0.2 -0.620 25.7-166.2 -82.2 147.4 -1.6 2.3 -3.6 40 40 E F - 0 0 0 16,-0.4 3,-0.2 -2,-0.2 -18,-0.1 -0.986 18.9-169.0-140.0 126.2 0.8 0.9 -6.2 41 41 E D S S+ 0 0 87 -2,-0.4 2,-0.5 1,-0.2 -1,-0.1 0.617 87.9 60.7 -82.5 -15.3 1.9 2.6 -9.4 42 42 E R + 0 0 125 1,-0.1 -1,-0.2 14,-0.1 -26,-0.1 -0.692 54.2 151.1-115.6 75.1 3.5 -0.7 -10.6 43 43 E V S S- 0 0 6 -2,-0.5 12,-0.4 -3,-0.2 8,-0.3 0.074 70.6-100.6 -92.9 21.6 0.6 -3.3 -10.8 44 44 E N - 0 0 74 1,-0.1 2,-2.5 6,-0.1 7,-0.5 0.924 33.2-150.6 47.7 72.7 2.5 -5.2 -13.6 45 45 E Y + 0 0 128 7,-0.2 2,-1.0 1,-0.1 7,-0.2 -0.111 53.3 129.2 -56.2 36.4 0.7 -4.0 -16.9 46 46 E N >> - 0 0 109 -2,-2.5 3,-2.2 5,-0.4 4,-2.2 -0.753 43.4-166.2-101.7 76.3 1.4 -7.3 -18.8 47 47 E G T 34 S+ 0 0 56 -2,-1.0 5,-0.2 1,-0.3 -1,-0.1 0.497 78.5 49.9 -46.8 -22.8 -2.3 -7.8 -19.9 48 48 E F T 34 S+ 0 0 224 3,-0.1 -1,-0.3 1,-0.1 -3,-0.0 0.368 116.8 41.0-104.2 -0.0 -2.0 -11.5 -21.0 49 49 E S T <4 S- 0 0 118 -3,-2.2 -2,-0.2 2,-0.0 -4,-0.1 0.730 142.0 -26.2-105.8 -51.3 -0.3 -12.7 -17.8 50 50 E G S < S- 0 0 53 -4,-2.2 2,-0.3 -6,-0.2 -3,-0.1 0.332 93.2 -80.7-127.0 -95.3 -2.4 -10.7 -15.2 51 51 E S - 0 0 58 -7,-0.5 -5,-0.4 -8,-0.3 3,-0.2 -0.966 14.2-120.3-168.2 175.6 -4.1 -7.4 -16.2 52 52 E A S S+ 0 0 60 -2,-0.3 -7,-0.2 -7,-0.2 -9,-0.1 0.366 114.4 35.2-103.0 -5.6 -3.5 -3.6 -16.8 53 53 E S S S+ 0 0 112 -9,-0.1 3,-0.1 -10,-0.1 -1,-0.1 -0.174 94.3 113.6-141.7 37.9 -6.1 -2.5 -14.1 54 54 E G S S+ 0 0 49 -11,-0.3 2,-0.9 -3,-0.2 3,-0.3 0.917 71.2 3.1 -82.7-102.6 -5.6 -5.3 -11.5 55 55 E V + 0 0 69 -12,-0.4 -1,-0.2 1,-0.2 3,-0.1 -0.725 65.6 133.0-108.5 86.7 -4.1 -5.0 -8.0 56 56 E N S S+ 0 0 67 -2,-0.9 2,-0.5 1,-0.2 -16,-0.4 0.732 72.9 56.4 -92.2 -38.0 -3.4 -1.4 -7.2 57 57 E T S S+ 0 0 79 -3,-0.3 2,-0.3 -18,-0.2 -1,-0.2 -0.918 72.0 160.9-104.3 117.2 -5.2 -1.6 -3.7 58 58 E N E -D 38 0B 68 -20,-1.3 -20,-2.4 -2,-0.5 2,-0.5 -0.995 36.4-119.0-148.2 136.9 -3.6 -4.4 -1.6 59 59 E N E -D 37 0B 59 -2,-0.3 -22,-0.3 -22,-0.3 2,-0.2 -0.669 33.1-174.7 -86.6 118.5 -3.7 -5.1 2.2 60 60 E F E -D 36 0B 7 -24,-3.4 -24,-2.0 -2,-0.5 2,-0.6 -0.630 31.1-114.6-106.0 171.5 -0.5 -5.2 4.3 61 61 E A > - 0 0 17 -2,-0.2 3,-2.5 -26,-0.2 4,-0.1 -0.938 30.5-131.9-107.4 101.5 0.7 -5.9 7.7 62 62 E E G > S+ 0 0 95 -2,-0.6 3,-1.7 1,-0.3 -1,-0.1 0.440 98.2 77.8 -19.9 -29.2 2.1 -2.6 9.3 63 63 E N G 3 S+ 0 0 136 1,-0.3 -1,-0.3 3,-0.0 3,-0.0 0.743 99.2 44.2 -58.3 -30.7 5.4 -4.3 10.5 64 64 E E G < S+ 0 0 36 -3,-2.5 -53,-3.5 1,-0.1 2,-0.3 0.019 107.0 80.5-104.5 20.5 6.5 -4.0 6.8 65 65 E L E < -B 10 0A 16 -3,-1.7 2,-0.4 -55,-0.2 -55,-0.2 -0.943 54.3-171.7-137.6 116.9 5.3 -0.4 6.5 66 66 E E E -B 9 0A 144 -57,-1.2 -57,-3.1 -2,-0.3 -3,-0.0 -0.893 31.2-107.5-106.8 138.1 6.9 3.0 7.7 67 67 E L E +B 8 0A 107 -2,-0.4 -59,-0.2 -59,-0.2 -60,-0.2 -0.198 43.2 154.6 -56.3 136.7 5.1 6.5 7.7 68 68 E V + 0 0 85 -62,-0.6 2,-0.6 -61,-0.6 -61,-0.2 0.579 51.1 69.2-132.7 -40.8 6.0 9.3 5.1 69 69 E Q - 0 0 79 -62,-0.5 2,-2.4 -63,-0.2 -1,-0.2 -0.814 61.8-145.7-104.8 120.9 3.1 11.7 4.5 70 70 E A + 0 0 101 -2,-0.6 2,-1.6 1,-0.1 -64,-0.1 -0.197 41.6 154.5 -71.0 51.7 1.7 14.1 7.1 71 71 E A + 0 0 25 -2,-2.4 2,-0.6 -68,-0.1 -65,-0.2 -0.426 11.9 151.9 -87.5 60.7 -1.9 13.6 5.7 72 72 E A 0 0 80 -2,-1.6 -2,-0.0 1,-0.1 -70,-0.0 -0.870 360.0 360.0 -97.6 114.2 -3.8 14.6 8.9 73 73 E K 0 0 204 -2,-0.6 -1,-0.1 0, 0.0 -2,-0.0 0.543 360.0 360.0 -97.1 360.0 -7.3 16.0 8.3