==== Secondary Structure Definition by the program DSSP, updated CMBI version by ElmK / April 1,2000 ==== DATE=14-JUN-2013 . REFERENCE W. KABSCH AND C.SANDER, BIOPOLYMERS 22 (1983) 2577-2637 . HEADER ENTEROTOXIN 15-MAR-94 1ETN . COMPND 2 MOLECULE: 5-BETA-MERCAPTOPROPIONATE HEAT-STABLE ENTEROTOXIN . SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; . AUTHOR T.SATO,Y.SHIMONISHI . 12 1 2 2 0 TOTAL NUMBER OF RESIDUES, NUMBER OF CHAINS, NUMBER OF SS-BRIDGES(TOTAL,INTRACHAIN,INTERCHAIN) . 1172.0 ACCESSIBLE SURFACE OF PROTEIN (ANGSTROM**2) . 3 25.0 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 . 0 0.0 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 . 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 . 0 0.0 TOTAL NUMBER OF HYDROGEN BONDS OF TYPE O(I)-->H-N(I+2), SAME NUMBER PER 100 RESIDUES . 3 25.0 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 . 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 ANTIPARALLEL BRIDGES PER LADDER . 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 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 6 A a > 0 0 92 0, 0.0 3,-1.8 0, 0.0 5,-0.1 0.000 360.0 360.0 360.0 -29.8 3.9 4.4 0.5 2 7 A E T 3 + 0 0 192 1,-0.3 0, 0.0 2,-0.1 0, 0.0 0.685 360.0 43.7 -61.7 -18.5 3.8 0.7 1.5 3 8 A L T 3 S- 0 0 159 3,-0.0 -1,-0.3 9,-0.0 6,-0.0 0.125 117.7-115.8-104.7 6.9 7.5 1.2 2.2 4 9 A b < + 0 0 66 -3,-1.8 -2,-0.1 6,-0.1 7,-0.0 0.868 56.1 160.8 49.9 50.6 6.9 4.6 4.0 5 10 A C + 0 0 103 1,-0.1 -1,-0.1 2,-0.1 -3,-0.0 0.638 66.0 27.4 -78.2 -10.1 8.9 6.4 1.3 6 11 A N S > S- 0 0 88 -5,-0.1 3,-1.8 1,-0.0 -1,-0.1 -0.980 79.9-124.6-142.3 148.5 7.4 9.7 2.3 7 12 A P T 3 S+ 0 0 104 0, 0.0 5,-0.3 0, 0.0 4,-0.1 0.682 105.7 67.8 -60.4 -26.4 6.0 10.9 5.7 8 13 A A T 3 S+ 0 0 92 3,-0.1 3,-0.1 2,-0.1 2,-0.1 0.629 77.4 103.7 -72.9 -8.4 2.6 11.8 4.1 9 14 A a S X S- 0 0 10 -3,-1.8 3,-1.8 1,-0.1 2,-0.0 -0.403 89.8 -90.0 -71.9 148.8 1.9 8.1 3.5 10 15 A A T 3 S+ 0 0 100 1,-0.3 -1,-0.1 2,-0.1 -6,-0.1 -0.285 110.8 13.1 -62.8 138.9 -0.6 6.5 5.9 11 16 A G T 3 0 0 84 -3,-0.1 -1,-0.3 -4,-0.1 -3,-0.1 0.637 360.0 360.0 77.5 9.6 1.0 5.0 8.9 12 17 A b < 0 0 82 -3,-1.8 -3,-0.1 -5,-0.3 -2,-0.1 0.252 360.0 360.0-119.1 360.0 4.3 6.7 8.3