1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 Rosengren, K.J. Daly, N.L. Scanlon, M.J. Craik, D.J. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 1 90.00 90.00 90.00 1.000 1.000 1.000 C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking C3 H7 N O2 S 121.158 y CYSTEINE L-peptide linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking C4 H9 N O3 119.119 y THREONINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking US Biochemistry BICHAW 0033 0006-2960 40 4601 4609 10.1021/bi002623v 11294627 Solution structure of BSTI: a new trypsin inhibitor from skin secretions of Bombina bombina. 2001 10.2210/pdb1hx2/pdb pdb_00001hx2 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 6510.591 BSTI 1 nat polymer BOMBINA SKIN TRYPSIN INHIBITOR no no NFVCPPGQTFQTCASSCPKTCETRNKLVLCDKKCNQRCGCISGTVLKSKDSSECVHPSKC NFVCPPGQTFQTCASSCPKTCETRNKLVLCDKKCNQRCGCISGTVLKSKDSSECVHPSKC A polypeptide(L) n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n fire-bellied toad FROGS WERE STIMULATED WITH MILD ELECTRIC SHOCKS. SKIN SECRETIONS WERE COLLECTED. BSTI WAS ISOLATED FROM THE SKIN SECRETIONS. Bombina sample 8345 Bombina bombina database_2 pdbx_nmr_software pdbx_struct_assembly pdbx_struct_oper_list repository Initial release Version format compliance Version format compliance Data collection Database references Derived calculations 1 0 2001-01-24 1 1 2008-04-27 1 2 2011-07-13 1 3 2022-02-23 _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_nmr_software.name Related trypsin inhibitor from Ascaris. Related chymotrypsin/elastase inhibitor from Ascaris. Related chymotrypsin inhibitor from Apis mellifera. RCSB Y RCSB 2001-01-11 REL REL This structure was determined using standard 2D homonuclear techniques. structures with the lowest energy 50 20 TOCSY,NOESY TOCSY,NOESY,DQF-COSY TOCSY,NOESY,DQF-COSY TOCSY,NOESY TOCSY,NOESY,DQF-COSY,ECOSY TOCSY,NOESY,DQF-COSY 5.0 ambient 283 K 5.0 ambient 293 K 5.0 ambient 298 K 5.0 ambient 305 K Preliminary structures were generated with a torsion angle dynamics protocol within DYANA. Final structures were generated with TAD in XPLOR. Structures were energy minimised under influence of the CHARMM forcefield. torsion angle dynamics 1 lowest energy 1.5mM BSTI 90% H2O/10% D2O 1.5mM BSTI 100% D2O Bruker collection XwinNMR 2.6 Bruker processing XwinNMR 2.6 Eccles data analysis XEASY 1.3.7 Guentert refinement DYANA 1.5 Brunger refinement X-PLOR 3.815 Brooks refinement CHARMM 21 750 Bruker DMX 500 Bruker AMX ASN 1 n 1 ASN 1 A PHE 2 n 2 PHE 2 A VAL 3 n 3 VAL 3 A CYS 4 n 4 CYS 4 A PRO 5 n 5 PRO 5 A PRO 6 n 6 PRO 6 A GLY 7 n 7 GLY 7 A GLN 8 n 8 GLN 8 A THR 9 n 9 THR 9 A PHE 10 n 10 PHE 10 A GLN 11 n 11 GLN 11 A THR 12 n 12 THR 12 A CYS 13 n 13 CYS 13 A ALA 14 n 14 ALA 14 A SER 15 n 15 SER 15 A SER 16 n 16 SER 16 A CYS 17 n 17 CYS 17 A PRO 18 n 18 PRO 18 A LYS 19 n 19 LYS 19 A THR 20 n 20 THR 20 A CYS 21 n 21 CYS 21 A GLU 22 n 22 GLU 22 A THR 23 n 23 THR 23 A ARG 24 n 24 ARG 24 A ASN 25 n 25 ASN 25 A LYS 26 n 26 LYS 26 A LEU 27 n 27 LEU 27 A VAL 28 n 28 VAL 28 A LEU 29 n 29 LEU 29 A CYS 30 n 30 CYS 30 A ASP 31 n 31 ASP 31 A LYS 32 n 32 LYS 32 A LYS 33 n 33 LYS 33 A CYS 34 n 34 CYS 34 A ASN 35 n 35 ASN 35 A GLN 36 n 36 GLN 36 A ARG 37 n 37 ARG 37 A CYS 38 n 38 CYS 38 A GLY 39 n 39 GLY 39 A CYS 40 n 40 CYS 40 A ILE 41 n 41 ILE 41 A SER 42 n 42 SER 42 A GLY 43 n 43 GLY 43 A THR 44 n 44 THR 44 A VAL 45 n 45 VAL 45 A LEU 46 n 46 LEU 46 A LYS 47 n 47 LYS 47 A SER 48 n 48 SER 48 A LYS 49 n 49 LYS 49 A ASP 50 n 50 ASP 50 A SER 51 n 51 SER 51 A SER 52 n 52 SER 52 A GLU 53 n 53 GLU 53 A CYS 54 n 54 CYS 54 A VAL 55 n 55 VAL 55 A HIS 56 n 56 HIS 56 A PRO 57 n 57 PRO 57 A SER 58 n 58 SER 58 A LYS 59 n 59 LYS 59 A CYS 60 n 60 CYS 60 A author_defined_assembly 1 monomeric 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 A N GLN 11 A N GLN 11 A O ARG 37 A O ARG 37 A O VAL 45 A O VAL 45 A N VAL 55 A N VAL 55 1 7.54 1.10 114.20 121.74 A A A CA CB SG CYS CYS CYS 4 4 4 N 1 6.87 1.10 114.20 121.07 A A A CA CB SG CYS CYS CYS 34 34 34 N 1 7.19 1.10 114.20 121.39 A A A CA CB SG CYS CYS CYS 60 60 60 N 2 8.93 1.10 114.20 123.13 A A A CA CB SG CYS CYS CYS 4 4 4 N 2 7.32 1.10 114.20 121.52 A A A CA CB SG CYS CYS CYS 60 60 60 N 3 8.40 1.10 114.20 122.60 A A A CA CB SG CYS CYS CYS 17 17 17 N 3 8.25 1.10 114.20 122.45 A A A CA CB SG CYS CYS CYS 34 34 34 N 3 7.28 1.10 114.20 121.48 A A A CA CB SG CYS CYS CYS 60 60 60 N 4 8.36 1.10 114.20 122.56 A A A CA CB SG CYS CYS CYS 4 4 4 N 4 7.90 1.10 114.20 122.10 A A A CA CB SG CYS CYS CYS 17 17 17 N 4 8.53 1.10 114.20 122.73 A A A CA CB SG CYS CYS CYS 60 60 60 N 5 8.70 1.10 114.20 122.90 A A A CA CB SG CYS CYS CYS 4 4 4 N 5 7.41 1.10 114.20 121.61 A A A CA CB SG CYS CYS CYS 21 21 21 N 5 10.96 1.10 114.20 125.16 A A A CA CB SG CYS CYS CYS 30 30 30 N 5 8.85 1.10 114.20 123.05 A A A CA CB SG CYS CYS CYS 60 60 60 N 6 9.24 1.10 114.20 123.44 A A A CA CB SG CYS CYS CYS 17 17 17 N 6 7.08 1.10 114.20 121.28 A A A CA CB SG CYS CYS CYS 40 40 40 N 6 7.37 1.10 114.20 121.57 A A A CA CB SG CYS CYS CYS 60 60 60 N 7 8.12 1.10 114.20 122.32 A A A CA CB SG CYS CYS CYS 4 4 4 N 7 7.32 1.10 114.20 121.52 A A A CA CB SG CYS CYS CYS 34 34 34 N 7 8.78 1.10 114.20 122.98 A A A CA CB SG CYS CYS CYS 60 60 60 N 8 9.43 1.10 114.20 123.63 A A A CA CB SG CYS CYS CYS 4 4 4 N 8 7.74 1.10 114.20 121.94 A A A CA CB SG CYS CYS CYS 40 40 40 N 9 7.03 1.10 114.20 121.23 A A A CA CB SG CYS CYS CYS 17 17 17 N 9 7.17 1.10 114.20 121.37 A A A CA CB SG CYS CYS CYS 60 60 60 N 10 7.18 1.10 114.20 121.38 A A A CA CB SG CYS CYS CYS 4 4 4 N 10 7.28 1.10 114.20 121.48 A A A CA CB SG CYS CYS CYS 30 30 30 N 10 7.71 1.10 114.20 121.91 A A A CA CB SG CYS CYS CYS 60 60 60 N 11 8.59 1.10 114.20 122.79 A A A CA CB SG CYS CYS CYS 17 17 17 N 11 7.24 1.10 114.20 121.44 A A A CA CB SG CYS CYS CYS 34 34 34 N 11 9.47 1.10 114.20 123.67 A A A CA CB SG CYS CYS CYS 38 38 38 N 12 8.21 1.10 114.20 122.41 A A A CA CB SG CYS CYS CYS 4 4 4 N 13 9.45 1.10 114.20 123.65 A A A CA CB SG CYS CYS CYS 4 4 4 N 13 7.56 1.10 114.20 121.76 A A A CA CB SG CYS CYS CYS 34 34 34 N 13 7.34 1.10 114.20 121.54 A A A CA CB SG CYS CYS CYS 60 60 60 N 14 7.12 1.10 114.20 121.32 A A A CA CB SG CYS CYS CYS 34 34 34 N 14 10.04 1.10 114.20 124.24 A A A CA CB SG CYS CYS CYS 60 60 60 N 15 7.69 1.10 114.20 121.89 A A A CA CB SG CYS CYS CYS 4 4 4 N 15 8.19 1.10 114.20 122.39 A A A CA CB SG CYS CYS CYS 17 17 17 N 15 10.30 1.10 114.20 124.50 A A A CA CB SG CYS CYS CYS 60 60 60 N 16 7.07 1.10 114.20 121.27 A A A CA CB SG CYS CYS CYS 4 4 4 N 16 10.21 1.10 114.20 124.41 A A A CA CB SG CYS CYS CYS 17 17 17 N 17 8.40 1.10 114.20 122.60 A A A CA CB SG CYS CYS CYS 4 4 4 N 17 8.25 1.10 114.20 122.45 A A A CA CB SG CYS CYS CYS 60 60 60 N 18 6.71 1.10 114.20 120.91 A A A CA CB SG CYS CYS CYS 4 4 4 N 18 9.00 1.10 114.20 123.20 A A A CA CB SG CYS CYS CYS 17 17 17 N 18 7.17 1.10 114.20 121.37 A A A CA CB SG CYS CYS CYS 34 34 34 N 18 7.28 1.10 114.20 121.48 A A A CA CB SG CYS CYS CYS 60 60 60 N 19 8.36 1.10 114.20 122.56 A A A CA CB SG CYS CYS CYS 17 17 17 N 19 6.61 1.10 114.20 120.81 A A A CA CB SG CYS CYS CYS 34 34 34 N 19 6.95 1.10 114.20 121.15 A A A CA CB SG CYS CYS CYS 38 38 38 N 19 7.31 1.10 114.20 121.51 A A A CA CB SG CYS CYS CYS 60 60 60 N 20 8.59 1.10 114.20 122.79 A A A CA CB SG CYS CYS CYS 4 4 4 N 20 7.78 1.10 114.20 121.98 A A A CA CB SG CYS CYS CYS 17 17 17 N 20 7.58 1.10 114.20 121.78 A A A CA CB SG CYS CYS CYS 60 60 60 N 1 A PHE 2 -160.42 118.37 1 A ALA 14 -160.99 94.53 1 A SER 15 -49.01 162.03 1 A CYS 17 -113.02 69.64 1 A THR 23 -82.46 -75.71 1 A ARG 24 65.46 -8.84 1 A ARG 37 -138.89 -151.57 1 A CYS 40 -41.01 161.98 1 A LEU 46 -60.16 99.16 1 A LYS 47 -6.52 -59.45 1 A LYS 49 -34.73 -29.48 1 A ASP 50 -168.47 58.67 1 A SER 51 -79.97 -153.65 1 A SER 52 -148.45 23.64 2 A ALA 14 -160.29 113.37 2 A CYS 17 -109.04 74.10 2 A THR 23 -85.62 -78.56 2 A ARG 24 66.04 -11.18 2 A CYS 30 179.51 172.05 2 A ARG 37 -141.69 -146.79 2 A LEU 46 -55.64 99.80 2 A LYS 47 -12.05 -54.01 2 A LYS 49 -31.07 -39.07 2 A ASP 50 -159.59 63.76 2 A SER 51 -84.82 -154.78 3 A PHE 2 -80.77 32.34 3 A SER 15 -72.37 -141.76 3 A CYS 17 -106.08 78.34 3 A ASN 25 -38.08 -27.53 3 A LEU 27 -86.75 43.66 3 A CYS 34 -108.96 79.94 3 A LEU 46 -57.01 102.45 3 A LYS 47 -13.27 -50.39 3 A ASP 50 -165.77 59.98 3 A SER 51 -82.08 -154.95 3 A SER 52 -145.13 12.51 4 A PHE 2 -164.62 119.36 4 A SER 15 -75.05 -138.50 4 A THR 23 -99.73 49.02 4 A LEU 27 -141.89 25.78 4 A LEU 46 -56.16 104.07 4 A LYS 47 -16.44 -51.43 4 A LYS 49 -38.04 -26.00 4 A ASP 50 -167.09 57.32 4 A SER 51 -80.48 -153.62 5 A SER 15 -156.33 -119.64 5 A CYS 17 -111.60 77.10 5 A THR 23 -80.18 -80.72 5 A ARG 24 67.78 -16.21 5 A ARG 37 -147.99 -152.73 5 A LYS 49 -37.24 -30.11 5 A ASP 50 -168.60 60.01 5 A SER 51 -83.78 -151.85 6 A PHE 2 -98.48 39.74 6 A SER 15 -161.37 -130.20 6 A THR 23 -79.92 -73.52 6 A ARG 24 70.74 -17.92 6 A LEU 27 -96.44 37.22 6 A CYS 30 -134.54 -122.97 6 A ASP 31 179.62 -41.25 6 A LYS 47 -10.17 -63.63 6 A LYS 49 -32.56 -30.76 6 A ASP 50 -168.39 59.20 6 A SER 51 -85.61 -154.72 7 A SER 15 -73.20 -139.74 7 A CYS 17 -115.47 66.33 7 A THR 23 -86.96 -71.65 7 A ARG 24 61.65 -8.44 7 A CYS 34 -116.69 78.13 7 A LEU 46 -55.15 103.06 7 A LYS 47 -11.27 -58.35 7 A ASP 50 -164.31 55.00 7 A SER 51 -88.55 -156.03 7 A SER 52 -149.39 24.93 8 A PHE 2 -151.21 -145.39 8 A PRO 6 -49.38 151.33 8 A ALA 14 -160.45 99.78 8 A SER 16 -59.70 1.53 8 A CYS 17 -103.75 77.59 8 A THR 23 -79.74 -81.33 8 A ARG 24 66.71 -16.52 8 A LEU 27 -89.22 49.05 8 A CYS 30 -122.93 -131.79 8 A ASP 31 -163.18 -34.81 8 A ARG 37 -144.64 -152.43 8 A CYS 40 -58.83 170.55 8 A ASP 50 -165.55 61.40 8 A SER 51 -88.41 -156.06 8 A PRO 57 -69.04 4.95 9 A PRO 6 -47.81 152.16 9 A CYS 17 -108.23 72.68 9 A THR 23 -80.07 -78.82 9 A ARG 24 67.13 -12.01 9 A CYS 30 179.62 161.30 9 A ARG 37 -133.29 -152.55 9 A CYS 40 -46.26 160.43 9 A LEU 46 -53.41 98.81 9 A LYS 47 -8.18 -57.45 9 A LYS 49 -33.57 -31.69 9 A ASP 50 -166.46 60.01 9 A SER 51 -82.23 -151.64 9 A SER 52 -130.68 -30.35 10 A PRO 6 -40.57 -75.89 10 A SER 16 -58.77 -1.24 10 A CYS 17 -104.08 71.90 10 A THR 23 -80.97 -78.75 10 A ARG 24 66.61 -14.43 10 A LYS 32 -145.56 -49.65 10 A ARG 37 -136.90 -154.49 10 A CYS 40 -49.70 150.88 10 A LEU 46 -57.08 109.12 10 A LYS 47 -17.02 -48.40 10 A LYS 49 -39.47 -29.05 10 A ASP 50 -166.40 59.13 10 A SER 51 -80.60 -149.60 10 A SER 52 -153.18 23.61 11 A SER 15 -73.39 -134.97 11 A THR 23 -82.79 -81.19 11 A ARG 24 67.84 -13.14 11 A ASP 31 -143.39 -31.21 11 A CYS 34 -102.46 79.59 11 A CYS 38 -48.92 150.19 11 A ASP 50 -157.56 54.97 11 A SER 51 -93.17 -145.95 11 A PRO 57 -69.97 1.27 12 A SER 15 -174.20 -177.72 12 A CYS 17 -115.85 75.26 12 A THR 23 -95.78 -69.86 12 A ARG 24 67.42 -15.46 12 A LYS 26 -116.78 -167.57 12 A CYS 30 -154.73 -118.18 12 A ASP 31 -175.39 -47.65 12 A LYS 32 -69.80 5.54 12 A ARG 37 -156.95 -153.08 12 A ASP 50 -162.34 48.78 12 A SER 51 -79.81 -153.07 12 A SER 58 -102.06 45.34 12 A LYS 59 -155.30 -38.13 13 A GLN 11 -164.07 118.54 13 A ALA 14 -161.01 -143.27 13 A SER 15 -173.76 -159.54 13 A THR 23 -82.85 -70.43 13 A ARG 24 68.39 -22.77 13 A LEU 27 -82.06 37.44 13 A LYS 32 -75.87 35.19 13 A ARG 37 -140.13 -151.72 13 A CYS 40 -53.86 171.99 13 A ASP 50 -158.01 46.00 13 A SER 51 -80.29 -153.10 13 A SER 52 -152.96 35.38 13 A GLU 53 -160.10 117.39 13 A LYS 59 -126.22 -52.40 14 A ALA 14 -160.17 118.54 14 A SER 15 -73.93 -139.37 14 A CYS 17 -114.26 75.51 14 A THR 23 -104.62 69.48 14 A CYS 34 -114.82 77.49 14 A SER 42 -69.69 98.75 14 A ASP 50 -164.98 59.90 14 A SER 51 -86.60 -154.97 15 A PHE 2 -161.46 26.57 15 A SER 15 -78.78 -159.41 15 A CYS 17 -107.96 78.48 15 A THR 23 -79.37 -77.84 15 A ARG 24 69.00 -15.13 15 A ASN 25 -60.78 -88.37 15 A LEU 27 -76.25 42.17 15 A CYS 34 -111.22 76.63 15 A ARG 37 -134.19 -152.99 15 A CYS 40 -45.15 157.00 15 A LEU 46 -50.75 102.48 15 A LYS 47 -12.62 -55.57 15 A ASP 50 -167.32 57.74 15 A SER 51 -79.94 -148.24 15 A SER 52 -148.40 11.76 16 A PHE 2 -153.64 29.76 16 A ALA 14 -160.17 90.82 16 A SER 16 -58.82 -0.04 16 A THR 23 -99.74 52.01 16 A CYS 30 -126.04 -134.56 16 A ASP 31 -179.66 -35.10 16 A CYS 40 -41.37 164.63 16 A LYS 47 -20.31 -45.49 16 A ASP 50 -165.04 52.81 16 A SER 51 -84.06 -154.35 16 A SER 52 -152.58 21.16 17 A CYS 17 -110.48 70.75 17 A THR 23 -101.53 57.27 17 A LEU 27 -98.85 42.36 17 A ARG 37 -141.78 -157.49 17 A LEU 46 -58.13 99.49 17 A LYS 47 -5.51 -58.46 17 A LYS 49 -29.59 -31.54 17 A ASP 50 -166.76 57.11 17 A SER 51 -80.48 -154.69 18 A PRO 6 -47.76 150.66 18 A SER 15 -77.25 -136.44 18 A CYS 17 -109.23 74.92 18 A THR 23 -115.23 73.91 18 A LEU 27 -86.32 40.36 18 A CYS 34 -111.33 77.27 18 A LEU 46 -53.30 102.13 18 A LYS 47 -11.04 -62.41 18 A ASP 50 -165.11 61.53 18 A SER 51 -85.40 -149.09 19 A PHE 2 -143.39 20.49 19 A SER 15 -75.85 -129.82 19 A CYS 17 -106.93 79.68 19 A THR 23 -80.70 -79.08 19 A ARG 24 66.42 -12.22 19 A CYS 34 -108.92 76.81 19 A CYS 38 -27.95 136.53 19 A LEU 46 -56.44 99.44 19 A LYS 47 -3.09 -68.89 19 A LYS 49 -37.10 -29.33 19 A ASP 50 -165.37 59.65 19 A SER 51 -85.84 -153.22 20 A PHE 2 -133.35 -147.58 20 A SER 15 -75.85 -136.27 20 A CYS 17 -108.47 75.51 20 A THR 23 -88.44 48.64 20 A ARG 37 -141.79 -157.48 20 A LEU 46 -57.93 102.26 20 A LYS 47 -15.13 -47.61 20 A LYS 49 -38.20 -29.82 20 A ASP 50 -166.46 60.20 20 A SER 51 -82.58 -154.05 SOLUTION STRUCTURE OF BSTI, A TRYPSIN INHIBITOR FROM BOMBINA BOMBINA. 1 N N disulf 2.017 A CYS 4 A SG CYS 4 1_555 A CYS 38 A SG CYS 38 1_555 disulf 2.018 A CYS 13 A SG CYS 13 1_555 A CYS 34 A SG CYS 34 1_555 disulf 2.019 A CYS 17 A SG CYS 17 1_555 A CYS 30 A SG CYS 30 1_555 disulf 2.021 A CYS 21 A SG CYS 21 1_555 A CYS 60 A SG CYS 60 1_555 disulf 2.016 A CYS 40 A SG CYS 40 1_555 A CYS 54 A SG CYS 54 1_555 HYDROLASE INHIBITOR beta-sheet disulfide-rich, HYDROLASE INHIBITOR Q90248_BOMBO UNP 1 25 Q90248 NFVCPPGQTFQTCASSCPKTCETRNKLVLCDKKCNQRCGCISGTVLKSKDSSECVHPSKC 25 84 1HX2 1 60 Q90248 A 1 1 60 2 2 anti-parallel anti-parallel A GLN 8 A GLN 8 A GLN 11 A GLN 11 A ARG 37 A ARG 37 A CYS 40 A CYS 40 A VAL 45 A VAL 45 A LEU 46 A LEU 46 A CYS 54 A CYS 54 A VAL 55 A VAL 55 1 P 1