HEADER NEUROTOXIN 02-AUG-96 1MVJ TITLE N-TYPE CALCIUM CHANNEL BLOCKER, OMEGA-CONOTOXIN MVIIA NMR, 15 TITLE 2 STRUCTURES COMPND MOL_ID: 1; COMPND 2 MOLECULE: SVIB; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: OMEGA-CONOTOXIN SVIB; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CONUS STRIATUS; SOURCE 3 ORGANISM_COMMON: STRIATED CONE; SOURCE 4 ORGANISM_TAXID: 6493 KEYWDS CONUS STRIATUS PEPTIDE SPECIFIC TO P/Q-TYPE VOLTAGE SENSITIVE CALCIUM KEYWDS 2 CHANNEL, NEUROTOXIN EXPDTA SOLUTION NMR NUMMDL 15 AUTHOR K.J.NIELSEN,L.THOMAS,R.J.LEWIS,P.F.ALEWOOD,D.J.CRAIK REVDAT 3 29-NOV-17 1MVJ 1 REMARK HELIX REVDAT 2 24-FEB-09 1MVJ 1 VERSN REVDAT 1 12-AUG-97 1MVJ 0 JRNL AUTH K.J.NIELSEN,L.THOMAS,R.J.LEWIS,P.F.ALEWOOD,D.J.CRAIK JRNL TITL A CONSENSUS STRUCTURE FOR OMEGA-CONOTOXINS WITH DIFFERENT JRNL TITL 2 SELECTIVITIES FOR VOLTAGE-SENSITIVE CALCIUM CHANNEL JRNL TITL 3 SUBTYPES: COMPARISON OF MVIIA, SVIB AND SNX-202. JRNL REF J.MOL.BIOL. V. 263 297 1996 JRNL REFN ISSN 0022-2836 JRNL PMID 8913308 JRNL DOI 10.1006/JMBI.1996.0576 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: CHARM22 A TOTAL OF 50 INITIAL REMARK 3 STRUCTURES WERE CALCULATED USING A SIMULATED ANNEALING PROGRAM REMARK 3 AS SUPPLIED WITH X-PLOR 3.1. THE FINAL 20 STRUCTURES WITH THE REMARK 3 LOWEST OVERALL ENERGIES AND FEWEST VIOLATIONS OF NOE AND REMARK 3 DIHEDRAL RESTRAINTS WERE ENERGY MINIMIZED IN X-PLOR USING THE REMARK 3 CHARMM FORCEFIELD [BROOKS ET AL. (1983) J. COMPUT. CHEM., VOL. 4 REMARK 3 187-217.] REMARK 4 REMARK 4 1MVJ 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_1000175177. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 293 REMARK 210 PH : 3. REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : NOESY; TOCSY; DQF-COSY; E-COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ REMARK 210 SPECTROMETER MODEL : ARX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : X-PLOR REMARK 210 METHOD USED : MD/SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 15 REMARK 210 CONFORMERS, SELECTION CRITERIA : LOW E AND FEW VIOLATIONS OF REMARK 210 EXPERIMENTAL RESTRAINTS 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 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 1 CYS A 8 CA - CB - SG ANGL. DEV. = 7.1 DEGREES REMARK 500 3 CYS A 8 CA - CB - SG ANGL. DEV. = 7.6 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 SER A 19 -39.75 -161.19 REMARK 500 1 CYS A 20 122.03 -16.35 REMARK 500 1 ARG A 22 34.54 -95.45 REMARK 500 1 SER A 23 39.26 77.48 REMARK 500 2 THR A 11 -16.18 73.79 REMARK 500 3 TYR A 13 19.67 54.49 REMARK 500 3 SER A 17 0.85 -69.58 REMARK 500 4 CYS A 8 -168.71 -160.07 REMARK 500 4 LYS A 10 152.73 -48.87 REMARK 500 4 THR A 11 16.41 49.56 REMARK 500 4 TYR A 13 17.96 54.53 REMARK 500 4 ARG A 22 33.19 -95.42 REMARK 500 4 SER A 23 83.38 59.83 REMARK 500 6 SER A 12 51.88 -154.12 REMARK 500 6 TYR A 13 -57.17 -24.45 REMARK 500 6 CYS A 20 135.14 -19.94 REMARK 500 6 ARG A 22 32.02 -95.28 REMARK 500 6 SER A 23 74.03 61.26 REMARK 500 7 THR A 11 8.37 58.37 REMARK 500 7 SER A 17 0.67 -69.48 REMARK 500 7 ARG A 22 33.40 -95.48 REMARK 500 7 SER A 23 30.21 70.97 REMARK 500 8 THR A 11 -8.70 65.19 REMARK 500 8 ARG A 22 33.00 -95.26 REMARK 500 8 SER A 23 36.85 83.05 REMARK 500 9 THR A 11 -1.89 68.36 REMARK 500 9 TYR A 13 17.75 55.86 REMARK 500 9 CYS A 20 144.23 -34.30 REMARK 500 9 SER A 23 19.04 85.69 REMARK 500 10 THR A 11 15.99 48.90 REMARK 500 10 CYS A 20 132.59 -27.23 REMARK 500 10 ARG A 22 32.35 -95.23 REMARK 500 10 SER A 23 32.03 80.41 REMARK 500 11 THR A 11 -20.92 75.01 REMARK 500 11 TYR A 13 28.50 49.08 REMARK 500 11 ARG A 22 32.85 -95.51 REMARK 500 12 SER A 19 -15.81 -156.46 REMARK 500 12 CYS A 20 129.75 -39.07 REMARK 500 12 ARG A 22 32.95 -95.34 REMARK 500 13 THR A 11 14.93 48.18 REMARK 500 13 CYS A 20 142.82 -38.28 REMARK 500 13 ARG A 22 35.07 -95.54 REMARK 500 13 SER A 23 64.10 62.15 REMARK 500 14 CYS A 8 -166.95 -160.12 REMARK 500 14 THR A 11 -25.87 76.28 REMARK 500 14 SER A 23 33.77 120.25 REMARK 500 15 THR A 11 -28.07 77.66 REMARK 500 15 CYS A 20 140.68 -34.40 REMARK 500 15 ARG A 22 31.89 -95.29 REMARK 500 15 SER A 23 79.76 59.63 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NH2 A 27 DBREF 1MVJ A 1 26 UNP P28881 CXO6B_CONST 1 26 SEQRES 1 A 27 CYS LYS LEU LYS GLY GLN SER CYS ARG LYS THR SER TYR SEQRES 2 A 27 ASP CYS CYS SER GLY SER CYS GLY ARG SER GLY LYS CYS SEQRES 3 A 27 NH2 HET NH2 A 27 3 HETNAM NH2 AMINO GROUP FORMUL 1 NH2 H2 N HELIX 1 1 LYS A 10 SER A 12 5 3 SHEET 1 1 3 CYS A 20 GLY A 21 0 SHEET 2 1 3 GLY A 24 CYS A 26 -1 O LYS A 25 N GLY A 21 SHEET 3 1 3 GLN A 6 CYS A 8 -1 N CYS A 8 O GLY A 24 SSBOND 1 CYS A 1 CYS A 16 1555 1555 2.02 SSBOND 2 CYS A 8 CYS A 20 1555 1555 2.02 SSBOND 3 CYS A 15 CYS A 26 1555 1555 2.02 LINK N NH2 A 27 C CYS A 26 1555 1555 1.31 SITE 1 AC1 4 SER A 19 CYS A 20 LYS A 25 CYS A 26 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