1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 Favreau, P. Krimm, I. Le Gall, F. Bobenrieth, M.J. Lamthanh, H. Bouet, F. Servent, D. Molgo, J. Menez, A. Letourneux, Y. Lancelin, J.M. 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 C3 H7 N O2 S 121.158 y CYSTEINE 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 H15 N2 O2 1 147.195 y LYSINE L-peptide linking H2 N 16.023 AMINO GROUP non-polymer C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking US Biochemistry BICHAW 0033 0006-2960 38 6317 6326 10.1021/bi982817z 10320362 Biochemical characterization and nuclear magnetic resonance structure of novel alpha-conotoxins isolated from the venom of Conus consors. 1999 10.2210/pdb1b45/pdb pdb_00001b45 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 1548.836 ALPHA-CNIA 1 man polymer no yes GRCCHPACGKYYSC(NH2) GRCCHPACGKYYSCX A polypeptide(L) n n n n n n n n n n n n n n n Conus sample 101297 Conus consors 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 1999-07-09 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 1999-01-05 REL POTENTIAL ENERGIES 80 43 COSY TOCSY NOESY 4.1 1 atm 278 K A TOTAL OF 80 STRUCTURES WERE GENERATED STARTING FROM RANDOM COORDINATES BY A HIGH TEMPERATURE SIMULATED ANNEALING PROTOCOL AT 1000K (NILGES ET AL., 1988), USING THE PARALLHDG.PRO FORCE FIELD OF X-PLOR THAT DO NO TAKE INTO ACCOUNT THE ATTRACTIVE TERM OF THE VAN DER WALLS' INTERACTIONS NOR THE ELECTROSTATIC INTERACTIONS. THE STRUCTURES THAT AGREED WITH THE FORCE FIELD AND EXPERIMENTAL RESTRAINTS (NO NOE VIOLATION GRATER THAN 0.2 A) WERE FURTHER REFINED, USING THE FULL CHARMM22 FORCE FIELD OF X-PLOR. AN APPROXIMATE SOLVENT ELECTROSTATIC SCREENING EFFECT WAS INTRODUCED BY USING A DISTANCE-DEPENDENT DIELECTRIC CONSTANT AND BY REDUCING THE ELECTRIC CHARGES OF THE FORMALLY CHARGED AMINO ACID SIDE CHAINS (ARG, LYS AND HIS) AND THE N-TERMINUS TO 20% OF THEIR NOMINAL CHARGES DEFINED IN THE CHARMM22 FORCE FIELD. AFTER 1500 STEPS OF CONJUGATE GRADIENT ENERGY MINIMIZATION, THE DYNAMIC WAS INITIATED AT 750 K, EQUILIBRATED FOR 0.5 PS WITH 1 FS INTEGRATION STEPS, THEN COUPLED TO A HEAT BATH AT 750 K AND THE MOLECULE WAS ALLOWED TO EVOLVE FOR 10 PS BEFORE BEING COOLED SLOWLY TO 300 K ON A PERIOD OF 5.4 PS AND ALLOWED TO EVOLVE AGAIN AT THIS TEMPERATURE FOR 15 PS. AT THE END, STRUCTURES WERE ENERGY MINIMIZED BY 1500 STEPS OF THE CONJUGATE GRADIENT ALGORITHM. THE FORCE CONSTANT USED FOR THE NOE POTENTIAL IN BOTH STEPS WAS 50 KCAL MOL-1 A-2. HIGH TEMPERATURE SIMULATED ANNEALING 90%WATER/ 10%D2O BRUNGER refinement X-PLOR 3.851 structure solution X-PLOR 500 Bruker AVANCE DRX500 GLY 1 n 1 GLY 1 A ARG 2 n 2 ARG 2 A CYS 3 n 3 CYS 3 A CYS 4 n 4 CYS 4 A HIS 5 n 5 HIS 5 A PRO 6 n 6 PRO 6 A ALA 7 n 7 ALA 7 A CYS 8 n 8 CYS 8 A GLY 9 n 9 GLY 9 A LYS 10 n 10 LYS 10 A TYR 11 n 11 TYR 11 A TYR 12 n 12 TYR 12 A SER 13 n 13 SER 13 A CYS 14 n 14 CYS 14 A NH2 15 n 15 NH2 15 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 20 A A HH O TYR CYS 12 14 1.59 35 A A HH O TYR CYS 12 14 1.60 6 A A CYS CYS 3 4 -147.58 18 A A TYR SER 12 13 -147.64 4 A TYR 12 0.063 SIDE CHAIN 8 A TYR 12 0.086 SIDE CHAIN 13 A TYR 12 0.064 SIDE CHAIN 14 A TYR 12 0.089 SIDE CHAIN 17 A TYR 12 0.085 SIDE CHAIN 21 A TYR 12 0.079 SIDE CHAIN 23 A TYR 12 0.080 SIDE CHAIN 31 A TYR 12 0.095 SIDE CHAIN 32 A TYR 12 0.081 SIDE CHAIN 36 A TYR 12 0.071 SIDE CHAIN 37 A TYR 12 0.076 SIDE CHAIN 38 A TYR 12 0.085 SIDE CHAIN 41 A TYR 12 0.074 SIDE CHAIN 4 -16.50 2.70 111.00 94.50 A A A N CA C CYS CYS CYS 3 3 3 N 8 -19.18 2.70 111.00 91.82 A A A N CA C TYR TYR TYR 11 11 11 N 9 -20.99 2.70 111.00 90.01 A A A N CA C TYR TYR TYR 11 11 11 N 9 -4.48 0.60 121.00 116.52 A A A CB CG CD2 TYR TYR TYR 12 12 12 N 9 4.07 0.60 121.00 125.07 A A A CB CG CD1 TYR TYR TYR 12 12 12 N 12 -20.72 2.70 111.00 90.28 A A A N CA C TYR TYR TYR 11 11 11 N 13 -15.74 2.50 113.10 97.36 A A A N CA C GLY GLY GLY 9 9 9 N 14 -15.42 2.50 113.10 97.68 A A A N CA C GLY GLY GLY 9 9 9 N 14 -20.03 2.70 111.00 90.97 A A A N CA C TYR TYR TYR 11 11 11 N 19 -16.19 2.50 113.10 96.91 A A A N CA C GLY GLY GLY 9 9 9 N 20 -15.98 2.50 113.10 97.12 A A A N CA C GLY GLY GLY 9 9 9 N 22 -17.28 2.50 113.10 95.82 A A A N CA C GLY GLY GLY 9 9 9 N 22 -19.98 2.70 111.00 91.02 A A A N CA C TYR TYR TYR 11 11 11 N 23 -17.60 2.50 113.10 95.50 A A A N CA C GLY GLY GLY 9 9 9 N 24 -17.38 2.50 113.10 95.72 A A A N CA C GLY GLY GLY 9 9 9 N 28 -18.69 2.70 111.00 92.31 A A A N CA C TYR TYR TYR 11 11 11 N 31 -16.28 2.70 111.00 94.72 A A A N CA C CYS CYS CYS 8 8 8 N 32 -16.68 2.50 113.10 96.42 A A A N CA C GLY GLY GLY 9 9 9 N 32 -19.69 2.70 111.00 91.31 A A A N CA C TYR TYR TYR 11 11 11 N 33 -15.79 2.50 113.10 97.31 A A A N CA C GLY GLY GLY 9 9 9 N 35 -16.51 2.70 111.00 94.49 A A A N CA C CYS CYS CYS 8 8 8 N 36 -16.36 2.70 111.00 94.64 A A A N CA C TYR TYR TYR 11 11 11 N 37 -19.81 2.70 111.00 91.19 A A A N CA C TYR TYR TYR 11 11 11 N 38 -19.78 2.70 111.00 91.22 A A A N CA C TYR TYR TYR 11 11 11 N 40 -15.11 2.50 113.10 97.99 A A A N CA C GLY GLY GLY 9 9 9 N 40 -20.01 2.70 111.00 90.99 A A A N CA C TYR TYR TYR 11 11 11 N 43 -18.23 2.70 111.00 92.77 A A A N CA C TYR TYR TYR 11 11 11 N 1 A CYS 4 -154.59 55.71 2 A SER 13 -168.03 104.45 3 A LYS 10 -89.41 37.73 3 A SER 13 -145.20 -138.74 4 A CYS 4 -145.92 51.37 5 A CYS 4 -160.07 73.22 7 A CYS 4 -159.96 61.42 8 A TYR 12 -173.22 -179.47 9 A ALA 7 -86.80 48.07 9 A CYS 8 -120.62 -85.07 9 A LYS 10 -102.26 42.43 10 A SER 13 -147.27 -139.81 12 A CYS 8 -126.20 -82.51 13 A CYS 4 -163.48 83.60 13 A ALA 7 -102.30 70.89 13 A CYS 8 -107.45 -67.96 13 A LYS 10 -83.85 35.51 14 A CYS 8 -121.88 -73.04 15 A CYS 4 -156.56 81.68 15 A TYR 11 -112.50 65.43 16 A CYS 8 -140.64 -67.18 18 A CYS 4 -140.20 26.59 18 A ALA 7 -153.00 -54.26 19 A CYS 4 -165.96 94.86 19 A ALA 7 -92.41 38.95 19 A CYS 8 -96.26 -63.49 19 A LYS 10 -91.99 46.24 20 A ALA 7 -90.22 53.87 20 A CYS 8 -106.77 -88.60 21 A TYR 11 80.90 16.67 22 A CYS 4 -164.35 92.69 23 A CYS 8 -121.94 -92.33 24 A CYS 4 -161.19 93.25 24 A CYS 8 -113.62 -92.47 24 A LYS 10 -84.26 47.92 25 A CYS 8 -97.71 41.36 26 A CYS 4 -152.71 52.95 26 A TYR 11 -112.52 55.23 27 A CYS 4 -145.05 51.38 27 A CYS 8 -148.27 -65.80 27 A SER 13 -152.76 -153.18 28 A CYS 4 -156.42 73.25 29 A CYS 4 -162.54 42.08 29 A LYS 10 79.22 -69.39 29 A TYR 12 -65.92 95.23 31 A CYS 4 -114.58 68.28 31 A PRO 6 -73.80 32.97 31 A LYS 10 74.12 -123.22 32 A TYR 12 -175.37 -177.21 33 A CYS 3 -117.00 69.27 33 A CYS 8 -115.58 -98.10 33 A TYR 11 -97.57 47.46 34 A CYS 4 -145.86 35.62 35 A CYS 4 -146.28 46.15 35 A ALA 7 -97.54 54.16 36 A CYS 4 -143.69 59.12 36 A CYS 8 -128.74 -63.91 36 A LYS 10 -94.90 34.22 37 A CYS 8 -129.07 -83.13 38 A CYS 8 -124.65 -82.03 40 A CYS 4 -163.36 68.70 40 A LYS 10 -105.46 43.97 40 A TYR 12 -179.61 -178.69 42 A CYS 4 -148.99 54.83 42 A TYR 11 -109.81 68.23 43 A CYS 4 -156.94 71.56 43 A ALA 7 -84.04 49.59 43 A CYS 8 -128.71 -62.16 model building X-PLOR 3.851 refinement X-PLOR 3.851 phasing X-PLOR 3.851 ALPHA-CNIA CONOTOXIN FROM CONUS CONSORS, NMR, 43 STRUCTURES 1 Y N A PRO 6 A PRO 6 HELX_P A CYS 8 A CYS 8 5 1 3 disulf 2.023 A CYS 3 A SG CYS 3 1_555 A CYS 8 A SG CYS 8 1_555 disulf 2.028 A CYS 4 A SG CYS 4 1_555 A CYS 14 A SG CYS 14 1_555 covale 1.363 both A CYS 14 A C CYS 14 1_555 A NH2 15 A N NH2 15 1_555 TOXIN ALPHA-CONOTOXIN, CONUS CONSORS, NICOTINIC ACETYLCHOLINE RECEPTOR, TOXIN CXA1_CONCN UNP 1 1 P56973 GRCCHPACGKYYSC 1 14 1B45 1 14 P56973 A 1 1 14 BINDING SITE FOR RESIDUE NH2 A 15 A NH2 15 Software 1 A CYS 14 A CYS 14 1 1_555 1 P 1