10 20 30 40 50 60 70 80 1AV3 - Header ----|----|----|----|----|----|----|----|----|----|----|----|----|----|----|----| Asymmetric UnitHEADER POTASSIUM CHANNEL BLOCKER 24-SEP-97 1AV3
TITLE POTASSIUM CHANNEL BLOCKER KAPPA CONOTOXIN PVIIA FROM C. TITLE 2 PURPURASCENS, NMR, 20 STRUCTURES
COMPND MOL_ID: 1; COMPND 2 MOLECULE: KAPPA-PVIIA; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES
SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CONUS PURPURASCENS; SOURCE 3 ORGANISM_TAXID: 41690
KEYWDS KAPPA-CONOTOXIN, POTASSIUM CHANNEL BLOCKER, CYSTINE KNOT
EXPDTA SOLUTION NMR
NUMMDL 20
AUTHOR M.J.SCANLON,D.NARANJO,L.THOMAS,P.F.ALEWOOD,R.J.LEWIS, AUTHOR 2 D.J.CRAIK
REVDAT 3 24-FEB-09 1AV3 1 VERSN REVDAT 2 18-NOV-98 1AV3 2 COMPND REMARK TITLE JRNL REVDAT 2 2 2 HEADER MODRES CONECT REVDAT 1 14-OCT-98 1AV3 0
JRNL AUTH M.J.SCANLON,D.NARANJO,L.THOMAS,P.F.ALEWOOD, JRNL AUTH 2 R.J.LEWIS,D.J.CRAIK JRNL TITL SOLUTION STRUCTURE AND PROPOSED BINDING MECHANISM JRNL TITL 2 OF A NOVEL POTASSIUM CHANNEL TOXIN KAPPA-CONOTOXIN JRNL TITL 3 PVIIA. JRNL REF STRUCTURE V. 5 1585 1997 JRNL REFN ISSN 0969-2126 JRNL PMID 9438859 JRNL DOI 10.1016/S0969-2126(97)00307-9
REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH H.TERLAU,K.-J.SHON,M.GRILLEY,M.STOCKER,W.STUHMER, REMARK 1 AUTH 2 B.M.OLIVERA REMARK 1 TITL STRATEGY FOR RAPID IMMOBILISATION OF PREY BY A REMARK 1 TITL 2 FISH HUNTING MARINE SNAIL REMARK 1 REF NATURE V. 381 148 1996 REMARK 1 REFN ISSN 0028-0836
REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.
REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : XPLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REFINEMENT DETAILS CAN BE FOUND IN REMARK 3 THE JRNL CITATION ABOVE
REMARK 4 REMARK 4 1AV3 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08
REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.
REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 3.0 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : COSY, ECOSY, TOCSY (50 AND 80 REMARK 210 MS) AND NOESY (80, 150, 250 MS) REMARK 210 SPECTROMETER FIELD STRENGTH : 750 MHZ REMARK 210 SPECTROMETER MODEL : DRX 750 REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : X-PLOR 3.1 REMARK 210 METHOD USED : DYNAMICAL SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : LOWEST ENERGY AND AGREEMENT REMARK 210 WITH EXPERIMENTAL RESTRAINTS REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: THE STRUCTURE WAS DETERMINED USING 1H NMR SPECTROSCOPY REMARK 210 ON SYNTHETIC PVIIA
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 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 5 CYS A 1 CA - CB - SG ANGL. DEV. = 6.9 DEGREES REMARK 500 6 CYS A 1 CA - CB - SG ANGL. DEV. = 6.8 DEGREES REMARK 500 7 CYS A 1 CA - CB - SG ANGL. DEV. = 6.7 DEGREES REMARK 500 8 CYS A 1 CA - CB - SG ANGL. DEV. = 6.8 DEGREES REMARK 500 9 CYS A 1 CA - CB - SG ANGL. DEV. = 7.0 DEGREES REMARK 500 10 CYS A 1 CA - CB - SG ANGL. DEV. = 6.7 DEGREES REMARK 500 14 CYS A 1 CA - CB - SG ANGL. DEV. = 6.9 DEGREES REMARK 500 17 CYS A 1 CA - CB - SG ANGL. DEV. = 6.8 DEGREES REMARK 500 20 CYS A 1 CA - CB - SG ANGL. DEV. = 6.7 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 LYS A 7 103.46 -47.73 REMARK 500 1 ASP A 13 93.82 -68.42 REMARK 500 2 LEU A 12 70.92 -113.87 REMARK 500 3 LYS A 7 107.28 -51.79 REMARK 500 3 ARG A 18 27.77 43.87 REMARK 500 3 ASN A 21 -172.42 -67.97 REMARK 500 4 LYS A 7 103.44 -47.61 REMARK 500 4 LEU A 12 47.93 -90.93 REMARK 500 5 LYS A 7 103.10 -47.21 REMARK 500 6 LYS A 7 99.10 -49.64 REMARK 500 6 ASN A 21 -178.92 -68.60 REMARK 500 7 LYS A 7 106.37 -54.92 REMARK 500 7 ASN A 21 -176.96 -66.48 REMARK 500 8 LEU A 12 70.37 -111.97 REMARK 500 9 LYS A 7 98.05 -44.00 REMARK 500 9 LEU A 12 68.18 -102.18 REMARK 500 9 CYS A 15 156.35 -47.51 REMARK 500 10 LYS A 7 105.20 -48.66 REMARK 500 10 ASP A 13 97.80 -69.02 REMARK 500 10 ARG A 18 29.62 44.10 REMARK 500 11 LYS A 7 104.96 -50.84 REMARK 500 12 LYS A 7 103.53 -53.31 REMARK 500 12 LEU A 12 58.19 -92.02 REMARK 500 12 ASN A 21 -175.40 -62.79 REMARK 500 13 CYS A 8 -159.02 -141.77 REMARK 500 13 ASN A 21 -173.68 -65.26 REMARK 500 14 LYS A 7 105.43 -51.68 REMARK 500 14 LEU A 12 55.81 -91.17 REMARK 500 14 ASN A 21 -173.98 -60.42 REMARK 500 15 LYS A 7 99.57 -45.82 REMARK 500 16 LYS A 7 100.86 -49.29 REMARK 500 16 CYS A 15 160.76 -49.54 REMARK 500 17 LYS A 7 108.85 -46.14 REMARK 500 17 ASN A 21 -176.51 -64.60 REMARK 500 18 LYS A 7 99.01 -53.70 REMARK 500 18 GLN A 10 -17.32 -49.23 REMARK 500 19 LYS A 7 98.32 -57.32 REMARK 500 19 ASN A 21 -176.07 -66.11 REMARK 500 20 LYS A 7 107.15 -52.78 REMARK 500 20 ASP A 13 96.49 -67.84 REMARK 500 20 ASN A 21 -174.92 -66.04 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 2 0.29 SIDE_CHAIN REMARK 500 1 ARG A 18 0.32 SIDE_CHAIN REMARK 500 1 ARG A 22 0.31 SIDE_CHAIN REMARK 500 2 ARG A 2 0.30 SIDE_CHAIN REMARK 500 2 ARG A 18 0.30 SIDE_CHAIN REMARK 500 2 ARG A 22 0.29 SIDE_CHAIN REMARK 500 3 ARG A 2 0.31 SIDE_CHAIN REMARK 500 3 ARG A 18 0.31 SIDE_CHAIN REMARK 500 3 ARG A 22 0.31 SIDE_CHAIN REMARK 500 4 ARG A 2 0.26 SIDE_CHAIN REMARK 500 4 ARG A 18 0.26 SIDE_CHAIN REMARK 500 4 ARG A 22 0.30 SIDE_CHAIN REMARK 500 5 ARG A 2 0.31 SIDE_CHAIN REMARK 500 5 ARG A 18 0.32 SIDE_CHAIN REMARK 500 5 ARG A 22 0.32 SIDE_CHAIN REMARK 500 6 ARG A 2 0.30 SIDE_CHAIN REMARK 500 6 ARG A 18 0.31 SIDE_CHAIN REMARK 500 6 ARG A 22 0.31 SIDE_CHAIN REMARK 500 7 ARG A 2 0.20 SIDE_CHAIN REMARK 500 7 ARG A 18 0.26 SIDE_CHAIN REMARK 500 7 ARG A 22 0.32 SIDE_CHAIN REMARK 500 8 ARG A 2 0.28 SIDE_CHAIN REMARK 500 8 ARG A 18 0.30 SIDE_CHAIN REMARK 500 8 ARG A 22 0.31 SIDE_CHAIN REMARK 500 9 ARG A 2 0.28 SIDE_CHAIN REMARK 500 9 ARG A 18 0.31 SIDE_CHAIN REMARK 500 9 ARG A 22 0.31 SIDE_CHAIN REMARK 500 10 ARG A 2 0.31 SIDE_CHAIN REMARK 500 10 ARG A 18 0.32 SIDE_CHAIN REMARK 500 10 ARG A 22 0.32 SIDE_CHAIN REMARK 500 11 ARG A 2 0.31 SIDE_CHAIN REMARK 500 11 ARG A 18 0.30 SIDE_CHAIN REMARK 500 11 ARG A 22 0.32 SIDE_CHAIN REMARK 500 12 ARG A 2 0.31 SIDE_CHAIN REMARK 500 12 ARG A 18 0.32 SIDE_CHAIN REMARK 500 12 ARG A 22 0.32 SIDE_CHAIN REMARK 500 13 ARG A 2 0.31 SIDE_CHAIN REMARK 500 13 ARG A 18 0.26 SIDE_CHAIN REMARK 500 13 ARG A 22 0.31 SIDE_CHAIN REMARK 500 14 ARG A 2 0.32 SIDE_CHAIN REMARK 500 14 ARG A 18 0.31 SIDE_CHAIN REMARK 500 14 ARG A 22 0.31 SIDE_CHAIN REMARK 500 15 ARG A 2 0.31 SIDE_CHAIN REMARK 500 15 ARG A 18 0.30 SIDE_CHAIN REMARK 500 15 ARG A 22 0.31 SIDE_CHAIN REMARK 500 16 ARG A 2 0.32 SIDE_CHAIN REMARK 500 16 ARG A 18 0.22 SIDE_CHAIN REMARK 500 16 ARG A 22 0.32 SIDE_CHAIN REMARK 500 17 ARG A 2 0.30 SIDE_CHAIN REMARK 500 17 ARG A 18 0.32 SIDE_CHAIN REMARK 500 17 ARG A 22 0.31 SIDE_CHAIN REMARK 500 18 ARG A 2 0.31 SIDE_CHAIN REMARK 500 18 ARG A 18 0.31 SIDE_CHAIN REMARK 500 18 ARG A 22 0.31 SIDE_CHAIN REMARK 500 19 ARG A 2 0.31 SIDE_CHAIN REMARK 500 19 ARG A 18 0.31 SIDE_CHAIN REMARK 500 19 ARG A 22 0.30 SIDE_CHAIN REMARK 500 20 ARG A 2 0.29 SIDE_CHAIN REMARK 500 20 ARG A 18 0.32 SIDE_CHAIN REMARK 500 20 ARG A 22 0.31 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL
DBREF 1AV3 A 1 27 UNP P56633 CXK7A_CONPU 1 27
SEQADV 1AV3 HYP A 4 UNP P56633 PRO 4 CONFLICT
SEQRES 1 A 27 CYS ARG ILE HYP ASN GLN LYS CYS PHE GLN HIS LEU ASP SEQRES 2 A 27 ASP CYS CYS SER ARG LYS CYS ASN ARG PHE ASN LYS CYS SEQRES 3 A 27 VAL
MODRES 1AV3 HYP A 4 PRO 4-HYDROXYPROLINE
HET HYP A 4 15
HETNAM HYP 4-HYDROXYPROLINE
HETSYN HYP HYDROXYPROLINE
FORMUL 1 HYP C5 H9 N O3
HELIX 1 1 GLN A 10 LEU A 12 5 3
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 HYP A 4 C ILE A 3 1555 1555 1.32 LINK C HYP A 4 N ASN A 5 1555 1555 1.31
HYDBND N GLN A 6 H GLA 6 ILE A 3 1555 1555 HYDBND N CYS A 8 H CYA 8 ASN A 24 1555 1555 HYDBND N CYS A 16 H CYA 1 ARG A 2 1555 1555 HYDBND N ASN A 21 H ASA 2 LYS A 25 1555 1555 HYDBND N ASN A 24 H ASA 2 ASN A 21 1555 1555 HYDBND N CYS A 26 H CYA 2 GLN A 6 1555 1555 HYDBND N VAL A 27 H VAA 2 LYS A 19 1555 1555
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