1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 Renisio, J.G. Romi-Lebrun, R. Blanc, E. Bornet, O. Nakajima, T. Darbon, H. 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 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 C5 H11 N O2 S 149.211 y METHIONINE L-peptide linking H2 N 16.023 AMINO GROUP non-polymer 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 Proteins PSFGEY 0867 0887-3585 38 70 78 10.1002/(SICI)1097-0134(20000101)38:1<70::AID-PROT8>3.0.CO;2-5 10651040 Solution structure of BmKTX, a K+ blocker toxin from the Chinese scorpion Buthus Martensi 2000 10.2210/pdb1bkt/pdb pdb_00001bkt 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 3975.841 BMKTX 1 man polymer no yes VGINVKCKHSGQCLKPCKDAGMRFGKCINGKCDCTPK(NH2) VGINVKCKHSGQCLKPCKDAGMRFGKCINGKCDCTPKX 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 Chinese scorpion Mesobuthus KARSCH sample 34649 Mesobuthus martensii database_2 pdbx_database_status pdbx_struct_assembly pdbx_struct_oper_list struct_conn struct_site repository Initial release Version format compliance Version format compliance Database references Derived calculations Other 1 0 1999-01-13 1 1 2008-03-24 1 2 2011-07-13 1 3 2022-02-16 _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_database_status.process_site _struct_conn.pdbx_leaving_atom_flag _struct_conn.ptnr1_auth_comp_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr1_label_atom_id _struct_conn.ptnr1_label_comp_id _struct_conn.ptnr1_label_seq_id _struct_conn.ptnr2_auth_comp_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_label_atom_id _struct_conn.ptnr2_label_comp_id _struct_conn.ptnr2_label_seq_id _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id Y BNL 1998-07-03 REL MODEL 1 WAS DETERMINED BY 2D PROTON NMR LEAST RESTRAINT VIOLATION 25 25 NOESY TOCSY COSY 3 300 K 15,000 ITERATIONS OF THE POWELL ALGORITHM WITH CHARMM FORCE FIELD distance geometry 1 WATER BRUNGER refinement X-PLOR 3.84 structure solution DIANA structure solution DYANA 500 Bruker DRX500 VAL 1 n 1 VAL 1 A GLY 2 n 2 GLY 2 A ILE 3 n 3 ILE 3 A ASN 4 n 4 ASN 4 A VAL 5 n 5 VAL 5 A LYS 6 n 6 LYS 6 A CYS 7 n 7 CYS 7 A LYS 8 n 8 LYS 8 A HIS 9 n 9 HIS 9 A SER 10 n 10 SER 10 A GLY 11 n 11 GLY 11 A GLN 12 n 12 GLN 12 A CYS 13 n 13 CYS 13 A LEU 14 n 14 LEU 14 A LYS 15 n 15 LYS 15 A PRO 16 n 16 PRO 16 A CYS 17 n 17 CYS 17 A LYS 18 n 18 LYS 18 A ASP 19 n 19 ASP 19 A ALA 20 n 20 ALA 20 A GLY 21 n 21 GLY 21 A MET 22 n 22 MET 22 A ARG 23 n 23 ARG 23 A PHE 24 n 24 PHE 24 A GLY 25 n 25 GLY 25 A LYS 26 n 26 LYS 26 A CYS 27 n 27 CYS 27 A ILE 28 n 28 ILE 28 A ASN 29 n 29 ASN 29 A GLY 30 n 30 GLY 30 A LYS 31 n 31 LYS 31 A CYS 32 n 32 CYS 32 A ASP 33 n 33 ASP 33 A CYS 34 n 34 CYS 34 A THR 35 n 35 THR 35 A PRO 36 n 36 PRO 36 A LYS 37 n 37 LYS 37 A NH2 38 n 38 NH2 38 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 O LYS 26 A O LYS 26 A N ASP 33 A N ASP 33 5 A A H H GLY CYS 2 34 1.33 6 A A H H GLY CYS 2 34 1.35 1 A ARG 23 0.116 SIDE CHAIN 2 A ARG 23 0.293 SIDE CHAIN 3 A ARG 23 0.093 SIDE CHAIN 4 A ARG 23 0.098 SIDE CHAIN 5 A ARG 23 0.286 SIDE CHAIN 6 A ARG 23 0.130 SIDE CHAIN 8 A ARG 23 0.120 SIDE CHAIN 9 A ARG 23 0.125 SIDE CHAIN 10 A ARG 23 0.136 SIDE CHAIN 11 A ARG 23 0.140 SIDE CHAIN 12 A ARG 23 0.104 SIDE CHAIN 13 A ARG 23 0.140 SIDE CHAIN 15 A ARG 23 0.140 SIDE CHAIN 16 A ARG 23 0.088 SIDE CHAIN 17 A ARG 23 0.105 SIDE CHAIN 18 A ARG 23 0.149 SIDE CHAIN 19 A ARG 23 0.113 SIDE CHAIN 20 A ARG 23 0.094 SIDE CHAIN 21 A ARG 23 0.116 SIDE CHAIN 22 A ARG 23 0.174 SIDE CHAIN 23 A ARG 23 0.117 SIDE CHAIN 24 A ARG 23 0.141 SIDE CHAIN 25 A ARG 23 0.110 SIDE CHAIN 20 6.63 1.10 114.20 120.83 A A A CA CB SG CYS CYS CYS 32 32 32 N 1 A ILE 3 -115.06 -103.83 1 A ASN 4 -173.26 38.63 1 A MET 22 -127.24 -165.74 1 A ILE 28 -112.17 -80.78 2 A ILE 3 -121.61 -106.24 2 A ASN 4 -176.01 37.15 2 A MET 22 -126.41 -163.48 2 A ILE 28 -112.54 -80.09 2 A THR 35 -118.72 64.42 2 A PRO 36 -59.18 176.79 3 A ILE 3 -116.35 -107.62 3 A ASN 4 -176.45 40.51 3 A MET 22 -127.51 -165.83 3 A ILE 28 -112.82 -78.82 4 A ILE 3 -113.99 -104.57 4 A ASN 4 -174.48 34.52 4 A MET 22 -127.13 -162.36 4 A ILE 28 -115.21 -79.27 5 A ILE 3 -121.58 -107.95 5 A ASN 4 -175.63 38.29 5 A SER 10 -89.44 34.61 5 A MET 22 -128.44 -163.02 5 A ILE 28 -112.24 -73.86 6 A ILE 3 -121.32 -107.00 6 A ASN 4 -175.71 38.47 6 A MET 22 -125.98 -164.34 6 A ILE 28 -112.08 -74.15 7 A ILE 3 -122.48 -107.61 7 A ASN 4 -176.65 37.50 7 A MET 22 -128.27 -164.01 7 A ILE 28 -114.55 -82.54 8 A ILE 3 -114.27 -105.56 8 A ASN 4 -175.22 34.92 8 A MET 22 -127.32 -164.81 8 A ILE 28 -113.26 -81.18 9 A ILE 3 -124.26 -106.79 9 A ASN 4 -176.69 36.49 9 A MET 22 -127.62 -166.01 9 A ILE 28 -115.27 -79.19 10 A ILE 3 -111.69 -105.07 10 A ASN 4 -173.18 35.75 10 A MET 22 -128.49 -163.51 10 A ILE 28 -114.33 -77.45 11 A ILE 3 -114.71 -106.02 11 A ASN 4 -174.38 36.63 11 A MET 22 -124.44 -164.71 11 A ILE 28 -112.28 -78.12 12 A ILE 3 -113.62 -104.67 12 A ASN 4 -175.30 35.60 12 A MET 22 -124.49 -163.74 12 A ILE 28 -115.12 -78.49 13 A ILE 3 -121.24 -105.23 13 A ASN 4 -175.70 36.60 13 A MET 22 -123.82 -165.74 13 A ILE 28 -112.59 -78.80 14 A ILE 3 -113.81 -105.35 14 A ASN 4 -174.67 36.49 14 A MET 22 -126.73 -165.24 14 A ILE 28 -116.12 -79.18 15 A ILE 3 -113.81 -104.68 15 A ASN 4 -174.67 34.80 15 A MET 22 -124.25 -165.44 15 A ILE 28 -109.72 -83.18 16 A ILE 3 -110.30 -104.46 16 A ASN 4 -173.91 35.29 16 A SER 10 -91.26 35.22 16 A MET 22 -127.15 -165.50 16 A ILE 28 -115.11 -78.82 17 A ILE 3 -122.54 -106.76 17 A ASN 4 -177.24 34.60 17 A MET 22 -124.85 -166.57 17 A ILE 28 -114.96 -81.08 18 A ILE 3 -122.50 -107.67 18 A ASN 4 -175.63 35.82 18 A SER 10 -94.67 34.14 18 A MET 22 -128.57 -167.32 18 A ILE 28 -115.22 -77.65 18 A PRO 36 -57.50 174.80 19 A ILE 3 -114.25 -103.80 19 A ASN 4 -173.81 31.39 19 A MET 22 -128.22 -164.04 19 A ILE 28 -114.68 -81.93 20 A ILE 3 -111.62 -105.43 20 A ASN 4 -173.80 36.81 20 A MET 22 -125.15 -164.27 20 A ILE 28 -116.91 -78.86 21 A ILE 3 -111.82 -104.95 21 A ASN 4 -176.01 33.76 21 A MET 22 -125.64 -164.85 21 A ILE 28 -118.08 -78.74 22 A ILE 3 -112.06 -104.15 22 A ASN 4 -173.01 33.40 22 A SER 10 -88.59 35.54 22 A MET 22 -125.15 -165.71 22 A ILE 28 -114.60 -82.95 22 A THR 35 -116.76 66.28 23 A ILE 3 -110.47 -104.65 23 A ASN 4 -173.95 33.79 23 A SER 10 -89.50 34.16 23 A MET 22 -124.82 -165.95 23 A ILE 28 -117.13 -78.45 24 A ILE 3 -114.55 -105.33 24 A ASN 4 -175.15 33.58 24 A MET 22 -124.18 -165.62 24 A ILE 28 -109.63 -85.59 25 A ILE 3 -120.92 -106.63 25 A ASN 4 -175.76 35.43 25 A SER 10 -85.46 34.52 25 A MET 22 -126.14 -164.56 25 A ILE 28 -116.45 -79.27 model building X-PLOR 3.84 refinement X-PLOR 3.84 phasing X-PLOR 3.84 BMKTX TOXIN FROM SCORPION BUTHUS MARTENSII KARSCH, NMR, 25 STRUCTURES 1 Y N A LEU 14 A LEU 14 HELX_P A ALA 20 A ALA 20 1 1 7 disulf 2.021 A CYS 7 A SG CYS 7 1_555 A CYS 27 A SG CYS 27 1_555 disulf 2.015 A CYS 13 A SG CYS 13 1_555 A CYS 32 A SG CYS 32 1_555 disulf 2.019 A CYS 17 A SG CYS 17 1_555 A CYS 34 A SG CYS 34 1_555 covale 1.305 both A LYS 37 A C LYS 37 1_555 A NH2 38 A N NH2 38 1_555 NEUROTOXIN SCORPION, NEUROTOXIN, LARGE CONDUCTANCE POTASSIUM CHANNEL, VOLTAGE GATED POTASSIUM CHANNEL, BUTHUS MARTENSII SCKT_MESMA UNP 1 1 Q9NII7 MKVFFAVLITLFICSMIIGIHGVGINVKCKHSGQCLKPCKDAGMRFGKCINGKCDCTPKG 23 59 1BKT 1 37 Q9NII7 A 1 1 37 2 anti-parallel A GLY 25 A GLY 25 A CYS 27 A CYS 27 A CYS 32 A CYS 32 A CYS 34 A CYS 34 BINDING SITE FOR RESIDUE NH2 A 38 A NH2 38 Software 2 A PRO 36 A PRO 36 2 1_555 A LYS 37 A LYS 37 2 1_555 1 P 1