HEADER SIGNALING PROTEIN INHIBITOR, TOXIN 02-SEP-07 2JUT TITLE ALPHA RGIA, A NOVEL CONOTOXIN THAT BLOCKS THE ALPHA9-ALPHA10 NACHR COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-CONOTOXIN RGIA; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 20-32; COMPND 5 SYNONYM: ALPHA-RGIA; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: SEQUENCE OCCURS NATURALLY IN CONUS REGIUS (CROWN SOURCE 4 CONE) KEYWDS TWO-LOOP BACKBONE ARCHITECTURE, DISULFIDE BOND, SIGNALING PROTEIN KEYWDS 2 INHIBITOR, TOXIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR Z.FENG,M.ELLISON REVDAT 1 25-MAY-11 2JUT 0 JRNL AUTH M.ELLISON,Z.P.FENG,A.J.PARK,X.ZHANG,B.M.OLIVERA, JRNL AUTH 2 J.M.MCINTOSH,R.S.NORTON JRNL TITL ALPHA-RGIA, A NOVEL CONOTOXIN THAT BLOCKS THE ALPHA9ALPHA10 JRNL TITL 2 NACHR: STRUCTURE AND IDENTIFICATION OF KEY RECEPTOR-BINDING JRNL TITL 3 RESIDUES. JRNL REF J.MOL.BIOL. V. 377 1216 2008 JRNL REFN ISSN 0022-2836 JRNL PMID 18295795 JRNL DOI 10.1016/J.JMB.2008.01.082 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR_NIH REMARK 3 AUTHORS : SCHWIETERS, KUSZEWSKI, TJANDRA AND CLORE REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2JUT COMPLIES WITH FORMAT V. 3.20, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-SEP-07. REMARK 100 THE RCSB ID CODE IS RCSB100317. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 5.0 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : 1.0 MM TOXIN, 95% H2O/5% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-1H NOESY; 2D 1H-15N HSQC; REMARK 210 2D 1H-13C HSQC; 2D 1H-1H TOCSY; REMARK 210 2D DQF-COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ; 500 MHZ; 800 MHZ REMARK 210 SPECTROMETER MODEL : DRX; AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 20 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 2 ARG A 9 -90.69 -35.20 REMARK 500 3 ARG A 9 -27.51 -37.95 REMARK 500 4 ARG A 11 46.43 -78.52 REMARK 500 6 ARG A 11 43.03 -81.81 REMARK 500 7 CYS A 8 30.34 -90.99 REMARK 500 7 ARG A 11 47.11 -78.96 REMARK 500 8 CYS A 8 40.01 -102.68 REMARK 500 8 ARG A 11 39.88 -82.41 REMARK 500 10 ARG A 9 -91.83 -34.25 REMARK 500 11 CYS A 8 50.75 -112.84 REMARK 500 11 ARG A 9 -90.31 -38.93 REMARK 500 12 ARG A 11 40.27 -83.15 REMARK 500 13 ARG A 9 -90.93 -38.07 REMARK 500 14 CYS A 2 -47.59 -141.31 REMARK 500 14 CYS A 8 49.41 -107.41 REMARK 500 14 ARG A 9 -76.54 -50.41 REMARK 500 16 CYS A 8 44.24 -95.89 REMARK 500 17 CYS A 2 -38.74 -151.01 REMARK 500 17 CYS A 8 34.77 -97.18 REMARK 500 19 CYS A 2 -55.43 -152.05 REMARK 500 19 ARG A 11 44.61 -83.28 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2JUQ RELATED DB: PDB REMARK 900 RELATED ID: 2JUR RELATED DB: PDB REMARK 900 RELATED ID: 2JUS RELATED DB: PDB REMARK 900 RELATED ID: 15436 RELATED DB: BMRB REMARK 900 RELATED ID: 15367 RELATED DB: BMRB REMARK 900 RELATED ID: 15368 RELATED DB: BMRB REMARK 900 RELATED ID: 15435 RELATED DB: BMRB DBREF 2JUT A 1 13 UNP P0C1D0 CXA1A_CONRE 20 32 SEQRES 1 A 13 GLY CYS CYS SER ASP PRO ARG CYS ARG TYR ARG CYS ARG SSBOND 1 CYS A 2 CYS A 8 1555 1555 2.02 SSBOND 2 CYS A 3 CYS A 12 1555 1555 2.02 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