10 20 30 40 50 60 70 80 1DW5 - Header ----|----|----|----|----|----|----|----|----|----|----|----|----|----|----|----| Asymmetric UnitHEADER TOXIN 24-JAN-00 1DW5
TITLE NMR STRUCTURE OF OMEGA-CONOTOXIN MVIIA: NO CONSTRAINTS ON TITLE 2 DISULPHIDE BRIDGES
COMPND MOL_ID: 1; COMPND 2 MOLECULE: OMEGA-CONOTOXIN MVIIA; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES
SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THIS PEPTIDE WAS CHEMICALLY SYNTHESIZED. SOURCE 4 THE SEQUENCE OF THIS PEPTIDE NATURALLY OCCURS IN CONUS SOURCE 5 MAGUS (MAGUS CONE)
KEYWDS CONOTOXIN, CALCIUM CHANNEL, CONFORMATIONAL EXCHANGE
EXPDTA SOLUTION NMR
NUMMDL 25
AUTHOR R.A.ATKINSON,B.KIEFFER,A.DEJAEGERE,F.SIROCKIN,J.-F.LEFEVRE
REVDAT 5 24-FEB-09 1DW5 1 VERSN REVDAT 4 01-APR-03 1DW5 1 JRNL REVDAT 3 28-JUN-00 1DW5 1 SOURCE REVDAT 2 10-MAY-00 1DW5 1 JRNL ATOM COMPND SSBOND REVDAT 2 2 1 SEQRES SEQADV REVDAT 1 01-MAR-00 1DW5 0
JRNL AUTH R.A.ATKINSON,B.KIEFFER,A.DEJAEGERE,F.SIROCKIN, JRNL AUTH 2 J.F.LEFEVRE JRNL TITL STRUCTURAL AND DYNAMIC CHARACTERIZATION OF JRNL TITL 2 OMEGA-CONOTOXIN MVIIA: THE BINDING LOOP EXHIBITS JRNL TITL 3 SLOW CONFORMATIONAL EXCHANGE. JRNL REF BIOCHEMISTRY V. 39 3908 2000 JRNL REFN ISSN 0006-2960 JRNL PMID 10747778 JRNL DOI 10.1021/BI992651H
REMARK 1
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: SUBSTRUCTURE EMBEDDING BY DISTANCE REMARK 3 GEOMETRY, SIMULATED ANNEALING REGULARISATION OF FULL REMARK 3 STRUCTURE, SIMULATED ANNEALING REFINEMENT
REMARK 4 REMARK 4 1DW5 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08
REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-FEB-00. REMARK 100 THE RCSB ID CODE IS RCSB010429.
REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 283.00 REMARK 210 PH : 3.50 REMARK 210 IONIC STRENGTH : 0 REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 1 REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D NOESY, 2D COSY, 2D HOHAHA, REMARK 210 2D 13C-1H HSQC REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ, 600 MHZ REMARK 210 SPECTROMETER MODEL : AMX, DRX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : XWINNMR 1.2, FELIX 2.10, X- REMARK 210 PLOR 3.1 REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 500 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 25 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: TEMPERATURE DEPENDENCE OF CHEMICAL SHIFTS, NH EXCHANGE REMARK 210 INTO D2O, RELAXATION MEASUREMENTS AT 500 AND 600 MHZ
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: 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 4 159.81 -43.56 REMARK 500 1 LYS A 7 154.98 56.33 REMARK 500 1 CYS A 8 -147.33 178.37 REMARK 500 1 SER A 9 -142.52 -137.28 REMARK 500 1 LEU A 11 77.28 83.96 REMARK 500 1 TYR A 13 52.51 70.69 REMARK 500 1 THR A 17 75.55 -154.34 REMARK 500 1 SER A 19 -164.55 -127.37 REMARK 500 2 LYS A 4 157.88 -49.46 REMARK 500 2 LYS A 7 156.17 55.41 REMARK 500 2 CYS A 8 -165.57 177.47 REMARK 500 2 SER A 9 -145.14 -101.53 REMARK 500 2 LEU A 11 -105.91 -133.08 REMARK 500 2 MET A 12 -58.16 67.41 REMARK 500 2 TYR A 13 45.49 71.02 REMARK 500 2 SER A 19 -158.96 -137.09 REMARK 500 2 SER A 22 13.49 59.84 REMARK 500 3 LYS A 7 155.32 55.79 REMARK 500 3 CYS A 8 -175.17 178.84 REMARK 500 3 SER A 9 -142.01 -98.68 REMARK 500 3 ARG A 10 -62.45 -92.34 REMARK 500 4 LYS A 7 145.09 -22.51 REMARK 500 4 SER A 9 -122.87 -93.92 REMARK 500 4 TYR A 13 38.13 70.29 REMARK 500 4 THR A 17 -144.57 -99.42 REMARK 500 4 SER A 22 24.64 47.43 REMARK 500 5 LYS A 2 -167.11 -113.21 REMARK 500 5 ALA A 6 73.89 -69.42 REMARK 500 5 LYS A 7 150.30 -31.59 REMARK 500 5 SER A 9 -125.75 -94.99 REMARK 500 5 TYR A 13 80.57 53.28 REMARK 500 5 ASP A 14 -38.25 -136.35 REMARK 500 5 SER A 22 22.62 48.19 REMARK 500 6 LYS A 4 156.53 -45.30 REMARK 500 6 LYS A 7 151.33 56.41 REMARK 500 6 CYS A 8 -151.06 177.73 REMARK 500 6 SER A 9 -123.48 -115.27 REMARK 500 6 LEU A 11 70.33 -150.58 REMARK 500 6 SER A 22 23.55 47.72 REMARK 500 7 ALA A 6 26.68 -80.00 REMARK 500 7 LYS A 7 155.55 55.43 REMARK 500 7 CYS A 8 -158.67 -179.20 REMARK 500 7 SER A 9 -102.37 -106.96 REMARK 500 7 ARG A 10 -44.36 -140.23 REMARK 500 7 LEU A 11 39.01 -140.22 REMARK 500 7 TYR A 13 73.14 60.85 REMARK 500 7 THR A 17 72.04 -153.18 REMARK 500 8 LYS A 2 -166.75 -107.48 REMARK 500 8 LYS A 7 149.14 -28.44 REMARK 500 8 SER A 9 -101.20 -94.07 REMARK 500 8 ARG A 10 115.65 -167.48 REMARK 500 8 CYS A 20 92.20 -57.65 REMARK 500 9 LYS A 2 -167.65 -122.52 REMARK 500 9 LYS A 7 155.61 -33.09 REMARK 500 9 CYS A 8 -145.76 -142.48 REMARK 500 9 ARG A 10 -13.62 82.95 REMARK 500 9 LEU A 11 22.89 -161.06 REMARK 500 9 TYR A 13 66.95 61.95 REMARK 500 9 SER A 22 27.32 49.26 REMARK 500 10 ALA A 6 21.86 -79.59 REMARK 500 10 LYS A 7 43.10 34.72 REMARK 500 10 CYS A 8 -148.95 -68.52 REMARK 500 10 SER A 9 -140.45 -106.53 REMARK 500 10 THR A 17 31.80 -153.66 REMARK 500 10 CYS A 20 97.71 -43.01 REMARK 500 10 SER A 22 24.65 47.47 REMARK 500 11 ALA A 6 75.17 -69.86 REMARK 500 11 LYS A 7 149.08 -28.26 REMARK 500 11 CYS A 8 -156.96 -152.11 REMARK 500 11 SER A 9 -110.86 -93.42 REMARK 500 11 ARG A 10 -45.70 -135.35 REMARK 500 11 CYS A 20 99.62 -50.50 REMARK 500 12 LYS A 7 150.19 -30.71 REMARK 500 12 SER A 9 -102.63 -94.31 REMARK 500 12 THR A 17 -128.84 -90.73 REMARK 500 12 CYS A 20 103.77 -45.39 REMARK 500 13 ALA A 6 21.87 -78.62 REMARK 500 13 LYS A 7 44.65 30.79 REMARK 500 13 CYS A 8 -153.64 -70.63 REMARK 500 13 SER A 9 -140.93 -103.26 REMARK 500 13 LEU A 11 53.05 80.20 REMARK 500 14 LYS A 4 150.47 -41.37 REMARK 500 14 ALA A 6 75.89 -69.11 REMARK 500 14 LYS A 7 150.09 -28.93 REMARK 500 14 SER A 9 -143.72 -98.84 REMARK 500 14 LEU A 11 44.07 -153.84 REMARK 500 15 LYS A 7 154.17 56.88 REMARK 500 15 CYS A 8 173.95 175.14 REMARK 500 15 SER A 19 -167.79 -125.07 REMARK 500 16 LYS A 7 157.04 55.56 REMARK 500 16 CYS A 8 -174.06 179.23 REMARK 500 16 SER A 9 -118.52 -94.48 REMARK 500 16 ARG A 10 -76.65 -119.86 REMARK 500 16 THR A 17 -106.65 -146.21 REMARK 500 16 SER A 22 16.35 55.81 REMARK 500 17 LYS A 4 152.77 -48.84 REMARK 500 17 LYS A 7 157.90 55.77 REMARK 500 17 CYS A 8 -157.64 -179.48 REMARK 500 17 SER A 9 -89.27 -116.85 REMARK 500 17 ARG A 10 -118.72 -141.41 REMARK 500 17 THR A 17 54.50 -153.96 REMARK 500 18 ALA A 6 25.96 -79.90 REMARK 500 18 LYS A 7 157.59 54.62 REMARK 500 18 CYS A 8 -157.47 -179.90 REMARK 500 18 SER A 9 -82.79 -116.78 REMARK 500 18 ARG A 10 -66.65 -156.96 REMARK 500 18 THR A 17 -122.23 -106.07 REMARK 500 19 ALA A 6 37.74 -79.16 REMARK 500 19 LYS A 7 167.94 50.57 REMARK 500 19 CYS A 8 -175.54 179.17 REMARK 500 19 SER A 9 -103.74 -105.26 REMARK 500 19 ARG A 10 -106.99 -128.26 REMARK 500 19 TYR A 13 40.91 77.56 REMARK 500 19 THR A 17 37.49 -150.55 REMARK 500 20 LYS A 7 154.46 54.72 REMARK 500 20 CYS A 8 -158.19 -178.71 REMARK 500 20 SER A 9 -131.81 -98.00 REMARK 500 20 LEU A 11 35.12 -174.44 REMARK 500 20 THR A 17 -22.03 -143.27 REMARK 500 21 LYS A 4 152.05 -43.65 REMARK 500 21 LYS A 7 153.97 -33.47 REMARK 500 21 SER A 9 -83.70 -93.02 REMARK 500 21 ARG A 10 105.82 -175.18 REMARK 500 21 LEU A 11 44.33 70.06 REMARK 500 21 SER A 22 12.89 59.89 REMARK 500 22 LYS A 2 -167.49 -116.36 REMARK 500 22 LYS A 7 152.47 -29.57 REMARK 500 22 CYS A 8 -156.18 -156.95 REMARK 500 22 SER A 9 -137.29 -93.73 REMARK 500 22 LEU A 11 65.96 63.64 REMARK 500 22 CYS A 20 103.21 -45.75 REMARK 500 23 LYS A 4 150.82 -41.88 REMARK 500 23 LYS A 7 152.48 -31.38 REMARK 500 23 SER A 9 -88.97 -93.62 REMARK 500 23 ARG A 10 -74.74 -148.52 REMARK 500 24 LYS A 7 151.09 -31.76 REMARK 500 24 SER A 19 -157.67 -140.38 REMARK 500 25 ALA A 6 36.69 -79.67 REMARK 500 25 LYS A 7 161.19 51.67 REMARK 500 25 CYS A 8 -167.00 179.05 REMARK 500 25 LEU A 11 22.37 -153.18 REMARK 500 25 THR A 17 89.89 -154.56 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 26
DBREF 1DW5 A 1 25 UNP P05484 CXO7A_CONMA 1 25
SEQRES 1 A 26 CYS LYS GLY LYS GLY ALA LYS CYS SER ARG LEU MET TYR SEQRES 2 A 26 ASP CYS CYS THR GLY SER CYS ARG SER GLY LYS CYS NH2
HET NH2 A 26 3
HETNAM NH2 AMINO GROUP
FORMUL 1 NH2 H2 N
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 25 1555 1555 2.02
LINK C CYS A 25 N NH2 A 26 1555 1555 1.30
SITE 1 AC1 2 SER A 19 CYS A 25
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