HEADER NEUROTOXIN 03-APR-97 1AG7 TITLE CONOTOXIN GS, NMR, 20 STRUCTURES COMPND MOL_ID: 1; COMPND 2 MOLECULE: CONOTOXIN GS; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CONUS GEOGRAPHUS; SOURCE 3 ORGANISM_COMMON: GEOGRAPHY CONE; SOURCE 4 ORGANISM_TAXID: 6491 KEYWDS NEUROTOXIN, MU-CONOTOXIN, SODIUM CHANNEL BLOCKER, CYSTINE KNOT MOTIF EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR J.M.HILL,P.F.ALEWOOD,D.J.CRAIK REVDAT 3 16-FEB-22 1AG7 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 1AG7 1 VERSN REVDAT 1 08-APR-98 1AG7 0 JRNL AUTH J.M.HILL,P.F.ALEWOOD,D.J.CRAIK JRNL TITL SOLUTION STRUCTURE OF THE SODIUM CHANNEL ANTAGONIST JRNL TITL 2 CONOTOXIN GS: A NEW MOLECULAR CALIPER FOR PROBING SODIUM JRNL TITL 3 CHANNEL GEOMETRY. JRNL REF STRUCTURE V. 5 571 1997 JRNL REFN ISSN 0969-2126 JRNL PMID 9115446 JRNL DOI 10.1016/S0969-2126(97)00212-8 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH Y.YANAGAWA,T.ABE,M.SATAKE,S.ODANI,J.SUZUKI,K.ISHIKAWA REMARK 1 TITL A NOVEL SODIUM CHANNEL INHIBITOR FROM CONUS GEOGRAPHUS: REMARK 1 TITL 2 PURIFICATION, STRUCTURE, AND PHARMACOLOGICAL PROPERTIES REMARK 1 REF BIOCHEMISTRY V. 27 6256 1988 REMARK 1 REFN ISSN 0006-2960 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: 50 INITIAL STRUCTURES WERE CALCULATED REMARK 3 USING A SIMULATED ANNEALING PROTOCOL WITHIN THE PROGRAM X-PLOR. REMARK 3 THESE STRUCTURES WERE THEN ENERGY MINIMIZED USING 1000 CYCLES OF REMARK 3 CONJUGATE GRADIENT MINIMIZATION WITH A REFINED FORCEFIELD BASED REMARK 3 ON THE PROGRAM CHARMM [BROOKS ET AL. (1983) J. COMPUT. CHEM., 4, REMARK 3 187-217]. REMARK 4 REMARK 4 1AG7 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000170776. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 2.9 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : DQF-COSY; E-COSY; TOCSY; NOESY; REMARK 210 1H-13C HMQC REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ REMARK 210 SPECTROMETER MODEL : ARX-500 REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : X-PLOR REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : LOWEST ENERGIES AND LEAST NUMBER REMARK 210 OF RESTRAINT VIOLATIONS REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (RES=RESIDUE NAME; REMARK 470 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 470 MODELS 1-20 REMARK 470 RES CSSEQI ATOMS REMARK 470 CGU A 32 OE12 OE22 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 HG SER A 3 HG SER A 7 1.25 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 12 CYS A 27 CA - CB - SG ANGL. DEV. = 6.6 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 1 CYS A 2 177.76 -53.86 REMARK 500 1 ARG A 8 -169.87 -79.95 REMARK 500 1 CYS A 14 172.70 -56.09 REMARK 500 2 CYS A 2 178.55 -56.30 REMARK 500 2 ARG A 5 92.03 -67.10 REMARK 500 2 CYS A 14 172.25 -55.16 REMARK 500 2 ARG A 21 -163.50 71.43 REMARK 500 2 GLN A 25 158.82 -49.65 REMARK 500 2 HIS A 31 32.19 -88.77 REMARK 500 2 ASP A 33 48.02 -106.92 REMARK 500 3 CYS A 2 178.56 -54.85 REMARK 500 3 ARG A 5 96.06 -67.49 REMARK 500 3 ARG A 8 -169.57 -75.12 REMARK 500 3 GLN A 25 105.02 -59.01 REMARK 500 3 ILE A 28 -167.57 -127.00 REMARK 500 3 HIS A 31 59.09 -92.02 REMARK 500 3 CGU A 32 -131.48 -130.20 REMARK 500 3 ASP A 33 52.11 -158.28 REMARK 500 4 ARG A 8 -168.46 -71.04 REMARK 500 4 GLN A 12 129.66 -39.90 REMARK 500 4 CYS A 14 170.36 -56.77 REMARK 500 4 HIS A 31 67.27 -116.49 REMARK 500 4 CGU A 32 -130.34 -113.76 REMARK 500 4 ASP A 33 34.66 -162.47 REMARK 500 5 CYS A 2 -175.75 -67.57 REMARK 500 5 CYS A 14 174.18 -56.70 REMARK 500 5 ASN A 23 102.78 -160.49 REMARK 500 5 GLN A 25 175.69 -57.70 REMARK 500 5 HIS A 31 33.39 -98.45 REMARK 500 5 ASP A 33 50.74 -113.90 REMARK 500 6 ARG A 5 91.88 -69.06 REMARK 500 6 ARG A 8 -169.03 -77.51 REMARK 500 6 GLN A 12 124.64 -39.99 REMARK 500 6 CYS A 14 170.19 -57.85 REMARK 500 6 ARG A 21 21.96 -73.56 REMARK 500 6 HIS A 31 59.37 -92.84 REMARK 500 7 CYS A 2 -178.65 -57.71 REMARK 500 7 ARG A 5 92.81 -69.05 REMARK 500 7 ARG A 8 -162.33 -76.46 REMARK 500 7 ASN A 23 110.83 -160.10 REMARK 500 7 ILE A 28 -168.58 -129.24 REMARK 500 7 HIS A 31 31.37 -92.90 REMARK 500 7 CGU A 32 91.61 -167.56 REMARK 500 7 ASP A 33 50.93 -100.15 REMARK 500 8 CYS A 2 179.89 -58.37 REMARK 500 8 ARG A 5 94.80 -67.09 REMARK 500 8 ARG A 8 -167.78 -76.74 REMARK 500 8 ASN A 23 97.84 -160.36 REMARK 500 8 ILE A 28 -167.60 -126.17 REMARK 500 8 CGU A 32 89.74 -155.23 REMARK 500 REMARK 500 THIS ENTRY HAS 113 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 1 ARG A 5 0.31 SIDE CHAIN REMARK 500 1 ARG A 8 0.20 SIDE CHAIN REMARK 500 1 ARG A 18 0.25 SIDE CHAIN REMARK 500 1 ARG A 21 0.27 SIDE CHAIN REMARK 500 2 ARG A 5 0.31 SIDE CHAIN REMARK 500 2 ARG A 8 0.32 SIDE CHAIN REMARK 500 2 ARG A 18 0.21 SIDE CHAIN REMARK 500 2 ARG A 21 0.27 SIDE CHAIN REMARK 500 3 ARG A 5 0.30 SIDE CHAIN REMARK 500 3 ARG A 8 0.27 SIDE CHAIN REMARK 500 3 ARG A 18 0.26 SIDE CHAIN REMARK 500 3 ARG A 21 0.27 SIDE CHAIN REMARK 500 4 ARG A 5 0.31 SIDE CHAIN REMARK 500 4 ARG A 8 0.20 SIDE CHAIN REMARK 500 4 ARG A 18 0.15 SIDE CHAIN REMARK 500 4 ARG A 21 0.31 SIDE CHAIN REMARK 500 5 ARG A 5 0.31 SIDE CHAIN REMARK 500 5 ARG A 8 0.31 SIDE CHAIN REMARK 500 5 ARG A 18 0.29 SIDE CHAIN REMARK 500 5 ARG A 21 0.32 SIDE CHAIN REMARK 500 6 ARG A 5 0.27 SIDE CHAIN REMARK 500 6 ARG A 8 0.27 SIDE CHAIN REMARK 500 6 ARG A 18 0.31 SIDE CHAIN REMARK 500 6 ARG A 21 0.31 SIDE CHAIN REMARK 500 7 ARG A 5 0.32 SIDE CHAIN REMARK 500 7 ARG A 8 0.29 SIDE CHAIN REMARK 500 7 ARG A 18 0.26 SIDE CHAIN REMARK 500 7 ARG A 21 0.31 SIDE CHAIN REMARK 500 8 ARG A 5 0.32 SIDE CHAIN REMARK 500 8 ARG A 8 0.30 SIDE CHAIN REMARK 500 8 ARG A 18 0.27 SIDE CHAIN REMARK 500 8 ARG A 21 0.31 SIDE CHAIN REMARK 500 9 ARG A 5 0.27 SIDE CHAIN REMARK 500 9 ARG A 8 0.31 SIDE CHAIN REMARK 500 9 ARG A 18 0.29 SIDE CHAIN REMARK 500 9 ARG A 21 0.32 SIDE CHAIN REMARK 500 10 ARG A 5 0.32 SIDE CHAIN REMARK 500 10 ARG A 8 0.32 SIDE CHAIN REMARK 500 10 ARG A 18 0.30 SIDE CHAIN REMARK 500 10 ARG A 21 0.31 SIDE CHAIN REMARK 500 11 ARG A 5 0.24 SIDE CHAIN REMARK 500 11 ARG A 8 0.32 SIDE CHAIN REMARK 500 11 ARG A 18 0.20 SIDE CHAIN REMARK 500 11 ARG A 21 0.32 SIDE CHAIN REMARK 500 12 ARG A 5 0.26 SIDE CHAIN REMARK 500 12 ARG A 8 0.30 SIDE CHAIN REMARK 500 12 ARG A 18 0.31 SIDE CHAIN REMARK 500 12 ARG A 21 0.27 SIDE CHAIN REMARK 500 13 ARG A 5 0.29 SIDE CHAIN REMARK 500 13 ARG A 8 0.32 SIDE CHAIN REMARK 500 REMARK 500 THIS ENTRY HAS 80 PLANE DEVIATIONS. REMARK 500 REMARK 500 REMARK: NULL DBREF 1AG7 A 1 34 UNP P15472 CXGS_CONGE 1 34 SEQADV 1AG7 HYP A 10 UNP P15472 PRO 10 MODIFIED RESIDUE SEQADV 1AG7 HYP A 11 UNP P15472 PRO 11 MODIFIED RESIDUE SEQADV 1AG7 CGU A 32 UNP P15472 GLU 32 MODIFIED RESIDUE SEQRES 1 A 34 ALA CYS SER GLY ARG GLY SER ARG CYS HYP HYP GLN CYS SEQRES 2 A 34 CYS MET GLY LEU ARG CYS GLY ARG GLY ASN PRO GLN LYS SEQRES 3 A 34 CYS ILE GLY ALA HIS CGU ASP VAL MODRES 1AG7 HYP A 10 PRO 4-HYDROXYPROLINE MODRES 1AG7 HYP A 11 PRO 4-HYDROXYPROLINE MODRES 1AG7 CGU A 32 GLU GAMMA-CARBOXY-GLUTAMIC ACID HET HYP A 10 15 HET HYP A 11 15 HET CGU A 32 15 HETNAM HYP 4-HYDROXYPROLINE HETNAM CGU GAMMA-CARBOXY-GLUTAMIC ACID HETSYN HYP HYDROXYPROLINE FORMUL 1 HYP 2(C5 H9 N O3) FORMUL 1 CGU C6 H9 N O6 SHEET 1 A 2 LEU A 17 GLY A 20 0 SHEET 2 A 2 LYS A 26 GLY A 29 -1 N ILE A 28 O ARG A 18 SSBOND 1 CYS A 2 CYS A 14 1555 1555 2.02 SSBOND 2 CYS A 9 CYS A 19 1555 1555 2.02 SSBOND 3 CYS A 13 CYS A 27 1555 1555 2.02 LINK C CYS A 9 N HYP A 10 1555 1555 1.32 LINK C HYP A 10 N HYP A 11 1555 1555 1.32 LINK C HYP A 11 N GLN A 12 1555 1555 1.31 LINK C HIS A 31 N CGU A 32 1555 1555 1.31 LINK C CGU A 32 N ASP A 33 1555 1555 1.30 CISPEP 1 CYS A 9 HYP A 10 1 -10.29 CISPEP 2 HYP A 10 HYP A 11 1 1.41 CISPEP 3 ASN A 23 PRO A 24 1 -5.61 CISPEP 4 CYS A 9 HYP A 10 2 -9.79 CISPEP 5 HYP A 10 HYP A 11 2 -8.69 CISPEP 6 ASN A 23 PRO A 24 2 -16.34 CISPEP 7 CYS A 9 HYP A 10 3 -12.32 CISPEP 8 HYP A 10 HYP A 11 3 -2.34 CISPEP 9 ASN A 23 PRO A 24 3 -1.23 CISPEP 10 CYS A 9 HYP A 10 4 -7.91 CISPEP 11 HYP A 10 HYP A 11 4 2.12 CISPEP 12 ASN A 23 PRO A 24 4 -1.15 CISPEP 13 CYS A 9 HYP A 10 5 -11.71 CISPEP 14 HYP A 10 HYP A 11 5 -0.05 CISPEP 15 ASN A 23 PRO A 24 5 -6.35 CISPEP 16 CYS A 9 HYP A 10 6 -9.98 CISPEP 17 HYP A 10 HYP A 11 6 -6.67 CISPEP 18 ASN A 23 PRO A 24 6 -3.07 CISPEP 19 CYS A 9 HYP A 10 7 -1.04 CISPEP 20 HYP A 10 HYP A 11 7 5.22 CISPEP 21 ASN A 23 PRO A 24 7 -8.47 CISPEP 22 CYS A 9 HYP A 10 8 -12.06 CISPEP 23 HYP A 10 HYP A 11 8 0.98 CISPEP 24 ASN A 23 PRO A 24 8 -4.83 CISPEP 25 CYS A 9 HYP A 10 9 -9.69 CISPEP 26 HYP A 10 HYP A 11 9 -1.46 CISPEP 27 ASN A 23 PRO A 24 9 -7.65 CISPEP 28 CYS A 9 HYP A 10 10 -10.40 CISPEP 29 HYP A 10 HYP A 11 10 -2.93 CISPEP 30 ASN A 23 PRO A 24 10 -0.28 CISPEP 31 CYS A 9 HYP A 10 11 -12.20 CISPEP 32 HYP A 10 HYP A 11 11 -8.35 CISPEP 33 ASN A 23 PRO A 24 11 -6.01 CISPEP 34 CYS A 9 HYP A 10 12 -9.82 CISPEP 35 HYP A 10 HYP A 11 12 -2.82 CISPEP 36 ASN A 23 PRO A 24 12 -7.51 CISPEP 37 CYS A 9 HYP A 10 13 -1.85 CISPEP 38 HYP A 10 HYP A 11 13 13.56 CISPEP 39 ASN A 23 PRO A 24 13 -2.25 CISPEP 40 CYS A 9 HYP A 10 14 -8.97 CISPEP 41 HYP A 10 HYP A 11 14 -5.80 CISPEP 42 ASN A 23 PRO A 24 14 -18.73 CISPEP 43 CYS A 9 HYP A 10 15 -11.64 CISPEP 44 HYP A 10 HYP A 11 15 -3.30 CISPEP 45 ASN A 23 PRO A 24 15 -5.59 CISPEP 46 CYS A 9 HYP A 10 16 -1.98 CISPEP 47 HYP A 10 HYP A 11 16 7.36 CISPEP 48 ASN A 23 PRO A 24 16 -3.88 CISPEP 49 CYS A 9 HYP A 10 17 -10.96 CISPEP 50 HYP A 10 HYP A 11 17 -4.51 CISPEP 51 ASN A 23 PRO A 24 17 -5.21 CISPEP 52 CYS A 9 HYP A 10 18 -6.57 CISPEP 53 HYP A 10 HYP A 11 18 -0.90 CISPEP 54 ASN A 23 PRO A 24 18 -7.17 CISPEP 55 CYS A 9 HYP A 10 19 -3.79 CISPEP 56 HYP A 10 HYP A 11 19 8.87 CISPEP 57 ASN A 23 PRO A 24 19 -3.43 CISPEP 58 CYS A 9 HYP A 10 20 -13.80 CISPEP 59 HYP A 10 HYP A 11 20 -5.19 CISPEP 60 ASN A 23 PRO A 24 20 -5.29 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1