1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 Song, J. Gilquin, B. Jamin, N. Guenneugues, M. Dauplais, M. Vita, C. Menez, A. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 1 90.00 90.00 90.00 1.000 1.000 1.000 C4 H9 N O2 103.120 n ALPHA-AMINOBUTYRIC ACID 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 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 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 C5 H7 N O3 129.114 n PYROGLUTAMIC ACID L-peptide linking C9 H11 N O2 165.189 y PHENYLALANINE 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 C11 H12 N2 O2 204.225 y TRYPTOPHAN L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking US Biochemistry BICHAW 0033 0006-2960 36 3760 3766 10.1021/bi962720h 9092804 NMR solution structure of a two-disulfide derivative of charybdotoxin: structural evidence for conservation of scorpion toxin alpha/beta motif and its hydrophobic side chain packing. 1997 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 4273.921 CHARYBDOTOXIN 1 man polymer CHABII no yes (PCA)FTNVSCTTSKE(ABA)WSVCQRLHNTSRGKCMNKK(ABA)RCYS QFTNVSCTTSKEAWSVCQRLHNTSRGKCMNKKARCYS 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 Egyptian scorpion Leiurus sample 6883 Leiurus quinquestriatus entity_poly pdbx_database_status pdbx_struct_assembly pdbx_struct_mod_residue pdbx_struct_oper_list struct_conn struct_ref_seq_dif struct_ref_seq_dif repository Initial release Version format compliance Version format compliance Database references Derived calculations Other Polymer sequence Database references 1 0 1997-01-11 1 1 2008-03-24 1 2 2011-07-13 2 0 2019-12-25 2 1 2020-01-15 _entity_poly.pdbx_seq_one_letter_code_can _pdbx_database_status.process_site _pdbx_struct_mod_residue.parent_comp_id _struct_conn.pdbx_leaving_atom_flag _struct_ref_seq_dif.details _struct_ref_seq_dif.details Y BNL 1996-06-06 REL REL 30 6.3 278 K BRUNGER refinement X-PLOR PCA 1 n 1 PCA 1 A PHE 2 n 2 PHE 2 A THR 3 n 3 THR 3 A ASN 4 n 4 ASN 4 A VAL 5 n 5 VAL 5 A SER 6 n 6 SER 6 A CYS 7 n 7 CYS 7 A THR 8 n 8 THR 8 A THR 9 n 9 THR 9 A SER 10 n 10 SER 10 A LYS 11 n 11 LYS 11 A GLU 12 n 12 GLU 12 A ABA 13 n 13 ABA 13 A TRP 14 n 14 TRP 14 A SER 15 n 15 SER 15 A VAL 16 n 16 VAL 16 A CYS 17 n 17 CYS 17 A GLN 18 n 18 GLN 18 A ARG 19 n 19 ARG 19 A LEU 20 n 20 LEU 20 A HIS 21 n 21 HIS 21 A ASN 22 n 22 ASN 22 A THR 23 n 23 THR 23 A SER 24 n 24 SER 24 A ARG 25 n 25 ARG 25 A GLY 26 n 26 GLY 26 A LYS 27 n 27 LYS 27 A CYS 28 n 28 CYS 28 A MET 29 n 29 MET 29 A ASN 30 n 30 ASN 30 A LYS 31 n 31 LYS 31 A LYS 32 n 32 LYS 32 A ABA 33 n 33 ABA 33 A ARG 34 n 34 ARG 34 A CYS 35 n 35 CYS 35 A TYR 36 n 36 TYR 36 A SER 37 n 37 SER 37 A author_defined_assembly 1 monomeric A PCA 1 PYROGLUTAMIC ACID A PCA 1 GLN A ABA 13 ALPHA-AMINOBUTYRIC ACID A ABA 13 ALA A ABA 33 ALPHA-AMINOBUTYRIC ACID A ABA 33 ALA 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 identity operation 0.0000000000 0.0000000000 0.0000000000 17 A HIS 21 0.081 SIDE CHAIN 22 A TYR 36 0.070 SIDE CHAIN 13 8.70 1.10 114.20 122.90 A A A CA CB SG CYS CYS CYS 28 28 28 N 20 9.14 1.10 114.20 123.34 A A A CA CB SG CYS CYS CYS 28 28 28 N 22 7.25 1.10 114.20 121.45 A A A CA CB SG CYS CYS CYS 28 28 28 N 23 7.47 1.10 114.20 121.67 A A A CA CB SG CYS CYS CYS 28 28 28 N 27 7.58 1.10 114.20 121.78 A A A CA CB SG CYS CYS CYS 28 28 28 N 28 9.19 1.10 114.20 123.39 A A A CA CB SG CYS CYS CYS 28 28 28 N 1 A ASN 4 -141.02 53.90 1 A LYS 11 -172.54 -35.32 1 A HIS 21 -106.06 -112.18 1 A ASN 22 -179.88 60.52 1 A SER 24 -144.98 20.07 1 A MET 29 -99.03 -122.10 1 A LYS 31 -144.72 -1.06 2 A LYS 11 -177.36 -44.86 2 A HIS 21 -101.83 -114.09 2 A ASN 22 -177.70 59.38 2 A SER 24 -145.14 36.18 2 A LYS 27 -125.83 -145.61 2 A MET 29 -97.21 -121.92 2 A LYS 31 -144.82 -2.36 3 A ASN 4 -144.82 54.70 3 A LYS 11 -175.61 -36.07 3 A HIS 21 -103.05 -110.60 3 A ASN 22 -178.85 63.92 3 A MET 29 -100.07 -119.68 4 A ASN 4 -150.40 55.43 4 A VAL 5 -102.85 -167.07 4 A LYS 11 -168.21 -34.90 4 A HIS 21 -115.78 -115.16 4 A ASN 22 -173.98 58.32 4 A LYS 27 -135.79 -151.34 4 A MET 29 -98.94 -123.27 4 A LYS 31 -144.97 -1.56 5 A LYS 11 -177.25 -39.25 5 A HIS 21 -116.60 -118.12 5 A ASN 22 -173.86 59.34 5 A SER 24 -132.84 -32.13 5 A LYS 27 -108.72 -147.83 5 A MET 29 -95.18 -124.74 5 A LYS 31 -142.19 -7.28 6 A ASN 4 -148.94 49.29 6 A THR 8 -126.45 -56.11 6 A LYS 11 179.75 -45.94 6 A HIS 21 -100.31 -113.70 6 A ASN 22 -175.86 56.80 6 A SER 24 -131.62 -33.00 6 A LYS 27 -126.29 -141.60 6 A MET 29 -98.83 -125.85 7 A ASN 4 -145.56 54.24 7 A VAL 5 -103.64 -169.73 7 A LYS 11 -178.70 -39.18 7 A HIS 21 -118.22 -116.19 7 A ASN 22 -172.07 59.17 7 A LYS 27 -127.06 -149.48 7 A MET 29 -99.38 -121.23 7 A LYS 31 -140.93 -6.55 8 A ASN 4 -141.87 45.31 8 A THR 8 -123.34 -54.06 8 A LYS 11 -173.19 -34.61 8 A HIS 21 -122.38 -116.59 8 A ASN 22 -173.09 57.77 8 A MET 29 -96.70 -123.17 9 A THR 8 -132.08 -47.86 9 A LYS 11 -177.64 -33.64 9 A HIS 21 -99.66 -112.32 9 A ASN 22 178.30 63.73 9 A LYS 27 -109.86 -139.46 9 A MET 29 -99.32 -121.56 9 A TYR 36 -143.87 59.66 10 A THR 8 -130.81 -46.92 10 A LYS 11 -171.18 -46.79 10 A LEU 20 -90.07 -68.20 10 A HIS 21 -104.13 -114.65 10 A ASN 22 -178.13 82.18 10 A SER 24 -144.96 28.78 10 A MET 29 -101.73 -122.13 11 A ASN 4 -148.13 57.25 11 A THR 8 -131.11 -47.89 11 A LYS 11 -171.98 -45.67 11 A LEU 20 -90.01 -64.78 11 A HIS 21 -99.45 -112.94 11 A ASN 22 -176.47 59.04 11 A SER 24 -145.11 19.00 11 A LYS 27 -117.37 -143.25 11 A MET 29 -96.16 -125.48 12 A ASN 4 -141.01 51.39 12 A THR 8 -130.41 -48.39 12 A LYS 11 -171.10 -41.81 12 A HIS 21 -104.73 -113.27 12 A ASN 22 -177.17 65.25 12 A SER 24 -134.63 -33.05 12 A LYS 27 -133.63 -140.35 12 A MET 29 -96.16 -126.18 12 A LYS 31 -142.37 -1.52 13 A ASN 4 -146.86 52.67 13 A THR 8 -131.38 -52.56 13 A LYS 11 -171.57 -36.73 13 A HIS 21 -122.25 -116.67 13 A ASN 22 -173.55 63.21 13 A SER 24 -142.06 35.82 13 A LYS 27 -127.05 -146.25 13 A MET 29 -109.03 -132.48 14 A ASN 4 -147.83 49.38 14 A THR 8 -123.99 -53.05 14 A LYS 11 -171.04 -42.03 14 A HIS 21 -109.35 -112.59 14 A ASN 22 -172.71 55.57 14 A LYS 27 -114.13 -140.92 14 A MET 29 -94.97 -121.47 15 A ASN 4 -141.09 57.88 15 A VAL 5 -104.28 -167.23 15 A HIS 21 -118.28 -117.83 15 A ASN 22 -170.02 61.29 15 A LYS 27 -145.01 -156.37 15 A MET 29 -99.72 -121.47 15 A LYS 31 -144.76 -0.88 16 A ASN 4 -151.74 49.43 16 A THR 8 -125.48 -52.65 16 A LYS 11 -174.38 -36.08 16 A LEU 20 -90.09 -73.16 16 A SER 24 -145.03 32.20 16 A MET 29 -97.27 -121.96 16 A LYS 31 -142.03 -4.11 17 A ASN 4 -147.59 54.33 17 A LYS 11 -175.79 -31.36 17 A HIS 21 -99.97 -115.60 17 A ASN 22 -177.74 58.57 17 A LYS 27 -132.41 -139.62 17 A MET 29 -95.31 -123.96 17 A LYS 31 -140.98 -3.11 18 A ASN 4 -149.02 48.20 18 A THR 8 -130.19 -49.06 18 A LYS 11 -175.02 -35.69 18 A HIS 21 -122.33 -114.51 18 A ASN 22 -173.32 58.02 18 A SER 24 -145.09 37.97 18 A MET 29 -97.10 -121.88 19 A VAL 5 -102.29 -167.87 19 A LYS 11 -174.64 -43.00 19 A HIS 21 -109.83 -116.05 19 A ASN 22 -173.00 57.42 19 A THR 23 -144.71 -156.95 19 A SER 24 -145.10 -2.42 19 A MET 29 -99.62 -121.81 20 A ASN 4 -142.22 52.27 20 A THR 8 -132.85 -52.75 20 A LYS 11 -163.29 -37.12 20 A LEU 20 -90.06 -67.97 20 A HIS 21 -102.73 -114.83 20 A ASN 22 -175.55 58.18 20 A LYS 27 -129.09 -146.00 20 A MET 29 -107.12 -128.82 21 A ASN 4 -149.89 53.30 21 A THR 8 -130.41 -47.21 21 A LYS 11 -172.74 -32.26 21 A HIS 21 -119.36 -115.38 21 A ASN 22 -177.06 58.80 21 A LYS 27 -114.03 -146.78 21 A MET 29 -97.10 -124.06 22 A THR 8 -124.77 -56.77 22 A SER 10 -90.04 57.80 22 A LYS 11 -168.33 -33.33 22 A LEU 20 -90.13 -61.91 22 A HIS 21 -106.21 -112.74 22 A ASN 22 -175.72 57.80 22 A LYS 27 -144.98 -150.36 22 A MET 29 -105.72 -130.20 22 A LYS 31 -140.91 -3.05 23 A ASN 4 -141.91 56.16 23 A THR 8 -130.11 -55.36 23 A LYS 11 -170.09 -42.48 23 A HIS 21 -101.62 -112.57 23 A ASN 22 -174.98 57.98 23 A SER 24 -144.98 23.61 23 A MET 29 -99.45 -122.61 24 A THR 8 -131.39 -47.76 24 A LYS 11 -173.44 -43.29 24 A HIS 21 -100.68 -114.54 24 A ASN 22 -177.73 61.27 24 A LYS 27 -107.97 -149.47 24 A MET 29 -95.00 -119.32 24 A LYS 31 -140.12 -11.58 25 A THR 8 -132.33 -45.91 25 A LYS 11 -173.51 -35.61 25 A HIS 21 -115.09 -119.04 25 A ASN 22 -175.21 62.42 25 A LYS 27 -106.95 -143.35 25 A MET 29 -98.42 -118.75 25 A LYS 31 -131.56 -35.11 26 A ASN 4 -145.36 52.95 26 A LYS 11 -173.94 -38.83 26 A HIS 21 -118.88 -119.08 26 A ASN 22 -174.92 56.35 26 A LYS 27 -127.86 -149.50 26 A MET 29 -98.61 -128.26 26 A LYS 31 -140.46 -3.74 27 A ASN 4 -146.69 52.56 27 A THR 8 -123.25 -57.79 27 A LYS 11 -165.45 -35.81 27 A HIS 21 -101.84 -115.10 27 A ASN 22 179.86 60.95 27 A LYS 27 -144.96 -154.42 27 A MET 29 -107.63 -132.02 28 A ASN 4 -148.29 49.99 28 A THR 8 -128.66 -51.38 28 A LYS 11 -173.93 -42.49 28 A HIS 21 -118.97 -116.31 28 A ASN 22 -175.84 59.74 28 A SER 24 -144.89 32.62 28 A MET 29 -106.73 -131.62 29 A ASN 4 -155.51 52.30 29 A LYS 11 -173.79 -36.42 29 A HIS 21 -115.94 -119.08 29 A ASN 22 -170.88 58.15 29 A LYS 27 -112.13 -140.53 29 A MET 29 -97.55 -122.52 30 A ASN 4 -149.16 54.02 30 A THR 8 -131.48 -47.23 30 A LYS 11 -173.06 -38.63 30 A HIS 21 -104.05 -114.36 30 A ASN 22 179.56 60.30 30 A SER 24 -141.72 17.29 30 A MET 29 -98.50 -122.72 model building X-PLOR refinement X-PLOR phasing X-PLOR CHARYBDOTOXIN A TWO DISULFIDE DERIVATIVE OF CHARYBDOTOXIN WITH DISULFIDE 13-33 REPLACED BY TWO ALPHA-AMINOBUTYRIC ACIDS, NMR, 30 STRUCTURES 1 Y N A SER 10 A SER 10 HELX_P A LEU 20 A LEU 20 1 1 11 disulf 2.028 A CYS 7 A SG CYS 7 1_555 A CYS 28 A SG CYS 28 1_555 disulf 2.039 A CYS 17 A SG CYS 17 1_555 A CYS 35 A SG CYS 35 1_555 covale 1.358 both A PCA 1 A C PCA 1 1_555 A PHE 2 A N PHE 2 1_555 covale 1.359 both A ABA 13 A N ABA 13 1_555 A GLU 12 A C GLU 12 1_555 covale 1.364 both A ABA 13 A C ABA 13 1_555 A TRP 14 A N TRP 14 1_555 covale 1.369 both A ABA 33 A N ABA 33 1_555 A LYS 32 A C LYS 32 1_555 covale 1.355 both A ABA 33 A C ABA 33 1_555 A ARG 34 A N ARG 34 1_555 TOXIN CHARYBDOTOXIN, NEUROTOXIN, POTASSIUM CHANNEL INHIBITOR, TOXIN SCKA_LEIQH UNP 1 1 P13487 QFTNVSCTTSKECWSVCQRLHNTSRGKCMNKKCRCYS 2 37 1BAH 2 37 P13487 A 1 2 37 1 CYS modified residue ABA 13 1BAH A P13487 UNP 13 13 1 CYS modified residue ABA 33 1BAH A P13487 UNP 33 33 2 anti-parallel A ARG 25 A ARG 25 A MET 29 A MET 29 A LYS 32 A LYS 32 A TYR 36 A TYR 36 1 P 1