HEADER TOXIN 01-JUN-20 6X8R TITLE PHARMACOLOGICAL CHARACTERISATION AND NMR STRUCTURE OF THE NOVEL MU- TITLE 2 CONOTOXIN SXIIIC, A POTENT IRREVERSIBLE NAV CHANNEL INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: SXIIIC PEPTIDE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: CONUS STRIOLATUS; SOURCE 4 ORGANISM_TAXID: 101315 KEYWDS SODIUM CHANNELS, TOXIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR C.I.SCHROEDER,K.L.MCMAHON REVDAT 2 14-JUN-23 6X8R 1 JRNL REVDAT 1 21-OCT-20 6X8R 0 JRNL AUTH K.L.MCMAHON,H.N.T.TRAN,J.R.DEUIS,R.J.LEWIS,I.VETTER, JRNL AUTH 2 C.I.SCHROEDER JRNL TITL DISCOVERY, PHARMACOLOGICAL CHARACTERISATION AND NMR JRNL TITL 2 STRUCTURE OF THE NOVEL μ-CONOTOXIN SXIIIC, A POTENT AND JRNL TITL 3 IRREVERSIBLE NA V CHANNEL INHIBITOR. JRNL REF BIOMEDICINES V. 8 2020 JRNL REFN ESSN 2227-9059 JRNL PMID 33023152 JRNL DOI 10.3390/BIOMEDICINES8100391 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER, ADAMS, CLORE, GROS, NILGES AND READ REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6X8R COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-JUN-20. REMARK 100 THE DEPOSITION ID IS D_1000249715. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298; 298 REMARK 210 PH : 4; 4 REMARK 210 IONIC STRENGTH : NULL; NULL REMARK 210 PRESSURE : AMBIENT; AMBIENT REMARK 210 SAMPLE CONTENTS : 1 MG/ML SXIIIC, 90% H2O/10% D2O; REMARK 210 1 MG/ML SXIIIC, 100% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-1H TOCSY; 2D 1H-1H NOESY; REMARK 210 2D 1H-15N HSQC; 2D 1H-13C HSQC REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE III REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : TOPSPIN, CCPNMR ANALYSIS, CYANA REMARK 210 METHOD USED : TORSION ANGLE DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 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 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 ASN A 5 113.19 -168.82 REMARK 500 1 HIS A 18 30.35 -99.12 REMARK 500 3 ASN A 5 113.80 -170.32 REMARK 500 3 HIS A 18 33.49 -98.34 REMARK 500 3 ALA A 19 108.86 -55.44 REMARK 500 3 CYS A 21 -64.67 -129.85 REMARK 500 4 ASN A 5 120.67 -178.26 REMARK 500 4 CYS A 21 -67.31 -109.90 REMARK 500 5 CYS A 4 -50.31 -125.72 REMARK 500 5 ASN A 5 116.49 -162.89 REMARK 500 5 CYS A 21 -70.11 -118.71 REMARK 500 6 ASN A 5 110.54 -162.59 REMARK 500 6 ARG A 7 -168.84 53.93 REMARK 500 6 HIS A 18 30.59 -87.92 REMARK 500 6 ALA A 19 90.49 -66.12 REMARK 500 6 CYS A 21 -63.16 -108.53 REMARK 500 7 ALA A 19 108.07 -48.60 REMARK 500 7 CYS A 21 -74.04 -142.63 REMARK 500 8 ASN A 5 114.52 -173.53 REMARK 500 9 ASN A 5 118.95 -171.28 REMARK 500 9 ALA A 19 97.84 -60.31 REMARK 500 9 CYS A 21 -69.68 -107.51 REMARK 500 10 HIS A 18 30.43 -95.79 REMARK 500 10 CYS A 21 -71.01 -136.73 REMARK 500 11 ASN A 5 116.25 -170.83 REMARK 500 11 CYS A 21 -56.22 -121.47 REMARK 500 12 ASN A 5 117.04 -164.52 REMARK 500 12 ARG A 7 -151.99 54.59 REMARK 500 12 HIS A 18 33.70 -94.62 REMARK 500 12 ALA A 19 91.22 -62.52 REMARK 500 13 ASN A 5 119.53 -179.24 REMARK 500 14 ASN A 5 122.23 -174.31 REMARK 500 14 CYS A 21 -55.97 -124.36 REMARK 500 15 ASN A 5 116.62 -170.96 REMARK 500 15 CYS A 21 -66.30 -105.91 REMARK 500 16 ASN A 5 126.48 178.59 REMARK 500 16 ALA A 19 108.44 -58.52 REMARK 500 17 ASN A 5 122.57 -177.49 REMARK 500 17 HIS A 18 31.66 -96.32 REMARK 500 17 CYS A 21 -34.88 -131.06 REMARK 500 18 ASN A 5 118.11 -170.68 REMARK 500 18 CYS A 21 -74.14 -122.80 REMARK 500 19 ASN A 5 118.34 -163.86 REMARK 500 19 CYS A 21 -51.40 -139.04 REMARK 500 20 ASN A 5 113.40 179.74 REMARK 500 20 ALA A 19 97.35 -61.52 REMARK 500 20 CYS A 21 -68.17 -130.73 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 30758 RELATED DB: BMRB REMARK 900 PHARMACOLOGICAL CHARACTERISATION AND NMR STRUCTURE OF THE NOVEL MU- REMARK 900 CONOTOXIN SXIIIC, A POTENT IRREVERSIBLE NAV CHANNEL INHIBITOR DBREF 6X8R A 1 23 PDB 6X8R 6X8R 1 23 SEQRES 1 A 23 ARG GLY CYS CYS ASN GLY ARG GLY GLY CYS SER SER ARG SEQRES 2 A 23 TRP CYS ARG ASP HIS ALA ARG CYS CYS NH2 HET NH2 A 23 3 HETNAM NH2 AMINO GROUP FORMUL 1 NH2 H2 N HELIX 1 AA1 SER A 12 HIS A 18 1 7 SSBOND 1 CYS A 3 CYS A 15 1555 1555 2.05 SSBOND 2 CYS A 4 CYS A 21 1555 1555 2.04 SSBOND 3 CYS A 10 CYS A 22 1555 1555 2.04 LINK C CYS A 22 N NH2 A 23 1555 1555 1.31 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