HEADER TOXIN 21-FEB-18 6CGX TITLE BACKBONE CYCLISED CONOTOXIN VC1.1 MUTANT - D11A, E14A COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-CONOTOXIN VC1A; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 50-66; COMPND 5 SYNONYM: ALPHA-VC1A, VC1.1; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: CONUS VICTORIAE; SOURCE 4 ORGANISM_COMMON: QUEEN VICTORIA CONE; SOURCE 5 ORGANISM_TAXID: 319920 KEYWDS STRUCTURE FROM MOLMOL, TOXIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR R.J.CLARK REVDAT 5 06-NOV-24 6CGX 1 REMARK REVDAT 4 14-JUN-23 6CGX 1 REMARK REVDAT 3 01-JAN-20 6CGX 1 REMARK REVDAT 2 27-JUN-18 6CGX 1 JRNL REVDAT 1 23-MAY-18 6CGX 0 JRNL AUTH M.SADEGHI,B.B.CARSTENS,B.P.CALLAGHAN,J.T.DANIEL,H.S.TAE, JRNL AUTH 2 T.O'DONNELL,J.CASTRO,S.M.BRIERLEY,D.J.ADAMS,D.J.CRAIK, JRNL AUTH 3 R.J.CLARK JRNL TITL STRUCTURE-ACTIVITY STUDIES REVEAL THE MOLECULAR BASIS FOR JRNL TITL 2 GABAB-RECEPTOR MEDIATED INHIBITION OF HIGH VOLTAGE-ACTIVATED JRNL TITL 3 CALCIUM CHANNELS BY ALPHA-CONOTOXIN VC1.1. JRNL REF ACS CHEM. BIOL. V. 13 1577 2018 JRNL REFN ESSN 1554-8937 JRNL PMID 29746088 JRNL DOI 10.1021/ACSCHEMBIO.8B00190 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CYANA REMARK 3 AUTHORS : GUNTERT, MUMENTHALER AND WUTHRICH REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6CGX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-FEB-18. REMARK 100 THE DEPOSITION ID IS D_1000232749. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 280 REMARK 210 PH : 3.5 REMARK 210 IONIC STRENGTH : 0 REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : 2 MG/ML NA CVC1.1[D11A,E14A], REMARK 210 90% H2O/10% 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 : ANALYSIS, TOPSPIN 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 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: 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 N GLY A 1 C GLY A 22 1.34 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 9 CYS A 16 45.47 -91.57 REMARK 500 10 CYS A 16 45.61 -91.80 REMARK 500 11 CYS A 16 45.80 -91.75 REMARK 500 12 CYS A 16 46.05 -91.82 REMARK 500 13 CYS A 16 46.88 -91.64 REMARK 500 14 HIS A 12 65.07 -119.96 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 30412 RELATED DB: BMRB REMARK 900 BACKBONE CYCLISED CONOTOXIN VC1.1 MUTANT - D11A, E14A DBREF 6CGX A 1 17 UNP P69747 CA1A_CONVC 50 66 SEQADV 6CGX ALA A 11 UNP P69747 ASP 60 ENGINEERED MUTATION SEQADV 6CGX ALA A 14 UNP P69747 GLU 63 ENGINEERED MUTATION SEQADV 6CGX GLY A 18 UNP P69747 LINKER SEQADV 6CGX ALA A 19 UNP P69747 LINKER SEQADV 6CGX ALA A 20 UNP P69747 LINKER SEQADV 6CGX GLY A 21 UNP P69747 LINKER SEQADV 6CGX GLY A 22 UNP P69747 LINKER SEQRES 1 A 22 GLY CYS CYS SER ASP PRO ARG CYS ASN TYR ALA HIS PRO SEQRES 2 A 22 ALA ILE CYS GLY GLY ALA ALA GLY GLY HELIX 1 AA1 ASP A 5 HIS A 12 1 8 HELIX 2 AA2 CYS A 16 GLY A 21 5 6 SSBOND 1 CYS A 2 CYS A 8 1555 1555 2.13 SSBOND 2 CYS A 3 CYS A 16 1555 1555 1.98 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