10 20 30 40 50 60 70 80 1M2S - Header ----|----|----|----|----|----|----|----|----|----|----|----|----|----|----|----| Asymmetric UnitHEADER TOXIN 25-JUN-02 1M2S
TITLE SOLUTION STRUCTURE OF A NEW POTASSIUM CHANNELS BLOCKER FROM TITLE 2 THE VENOM OF CHINESE SCORPION BUTHUS MARTENSI KARSCH
COMPND MOL_ID: 1; COMPND 2 MOLECULE: TOXIN BMTX3; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: NEUROTOXIN TX3
SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MESOBUTHUS MARTENSII; SOURCE 3 ORGANISM_COMMON: CHINESE SCORPION; SOURCE 4 ORGANISM_TAXID: 34649; SOURCE 5 SECRETION: VENOM
KEYWDS ALPHA/BETA SCAFFOLD, TOXIN
EXPDTA SOLUTION NMR
NUMMDL 25
AUTHOR Y.WANG,M.LI,N.ZHANG,G.WU,G.HU,H.WU
REVDAT 3 24-FEB-09 1M2S 1 VERSN REVDAT 2 25-JAN-05 1M2S 1 JRNL AUTHOR REVDAT 1 06-APR-04 1M2S 0
JRNL AUTH Y.WANG,X.CHEN,N.ZHANG,G.WU,H.WU JRNL TITL THE SOLUTION STRUCTURE OF BMTX3B, A MEMBER OF THE JRNL TITL 2 SCORPION TOXIN SUBFAMILY ALPHA-KTX 16 JRNL REF PROTEINS V. 58 489 2005 JRNL REFN ISSN 0887-3585 JRNL PMID 15558557 JRNL DOI 10.1002/PROT.20322
REMARK 1
REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.
REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : AMBER 5.0 REMARK 3 AUTHORS : PETER KOLLMAN, DAVE CASE, KEN MERZ, THOMAS REMARK 3 CHEATHAM, CARLOS SIMMERLING, DAVE PEARLMAN REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL
REMARK 4 REMARK 4 1M2S COMPLIES WITH FORMAT V. 3.15, 01-DEC-08
REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 01-JUL-02. REMARK 100 THE RCSB ID CODE IS RCSB016525.
REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 303 REMARK 210 PH : 3.03 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 2.5MM; 2.5MM REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D TOCSY, DQF-COSY, 2D NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : INOVA REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : VNMR 6.1B, XEASY 1994, DYANA REMARK 210 1.5 REMARK 210 METHOD USED : DISTANCE GEOMETRY REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 200 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: THIS STRUCTURE WAS DETERMINED USING STANDARD 2D REMARK 210 HOMONUCLEAR TECHNIQUES.
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 1 CYS A 34 CA - CB - SG ANGL. DEV. = 11.0 DEGREES REMARK 500 2 CYS A 29 CA - CB - SG ANGL. DEV. = 8.0 DEGREES REMARK 500 2 CYS A 34 CA - CB - SG ANGL. DEV. = 11.6 DEGREES REMARK 500 3 CYS A 8 CA - CB - SG ANGL. DEV. = 6.9 DEGREES REMARK 500 3 CYS A 34 CA - CB - SG ANGL. DEV. = 11.3 DEGREES REMARK 500 3 CYS A 36 CA - CB - SG ANGL. DEV. = 7.5 DEGREES REMARK 500 4 CYS A 34 CA - CB - SG ANGL. DEV. = 9.4 DEGREES REMARK 500 5 CYS A 29 CA - CB - SG ANGL. DEV. = 6.7 DEGREES REMARK 500 5 CYS A 34 CA - CB - SG ANGL. DEV. = 11.4 DEGREES REMARK 500 6 CYS A 34 CA - CB - SG ANGL. DEV. = 10.5 DEGREES REMARK 500 6 CYS A 36 CA - CB - SG ANGL. DEV. = 9.9 DEGREES REMARK 500 7 CYS A 34 CA - CB - SG ANGL. DEV. = 11.8 DEGREES REMARK 500 8 CYS A 34 CA - CB - SG ANGL. DEV. = 10.4 DEGREES REMARK 500 9 CYS A 34 CA - CB - SG ANGL. DEV. = 11.1 DEGREES REMARK 500 9 CYS A 36 CA - CB - SG ANGL. DEV. = 11.3 DEGREES REMARK 500 10 CYS A 8 CA - CB - SG ANGL. DEV. = 7.2 DEGREES REMARK 500 10 CYS A 29 CA - CB - SG ANGL. DEV. = 8.0 DEGREES REMARK 500 10 CYS A 34 CA - CB - SG ANGL. DEV. = 12.1 DEGREES REMARK 500 11 CYS A 34 CA - CB - SG ANGL. DEV. = 12.4 DEGREES REMARK 500 12 CYS A 34 CA - CB - SG ANGL. DEV. = 12.3 DEGREES REMARK 500 13 CYS A 34 CA - CB - SG ANGL. DEV. = 9.9 DEGREES REMARK 500 14 CYS A 34 CA - CB - SG ANGL. DEV. = 9.7 DEGREES REMARK 500 15 CYS A 8 CA - CB - SG ANGL. DEV. = 7.5 DEGREES REMARK 500 15 CYS A 34 CA - CB - SG ANGL. DEV. = 12.6 DEGREES REMARK 500 15 ARG A 35 NE - CZ - NH2 ANGL. DEV. = -3.1 DEGREES REMARK 500 16 CYS A 29 CA - CB - SG ANGL. DEV. = 7.2 DEGREES REMARK 500 16 CYS A 34 CA - CB - SG ANGL. DEV. = 11.9 DEGREES REMARK 500 17 CYS A 34 CA - CB - SG ANGL. DEV. = 12.3 DEGREES REMARK 500 18 CYS A 8 CA - CB - SG ANGL. DEV. = 6.7 DEGREES REMARK 500 18 CYS A 34 CA - CB - SG ANGL. DEV. = 11.3 DEGREES REMARK 500 19 CYS A 8 CA - CB - SG ANGL. DEV. = 6.9 DEGREES REMARK 500 19 CYS A 29 CA - CB - SG ANGL. DEV. = 7.9 DEGREES REMARK 500 19 CYS A 34 CA - CB - SG ANGL. DEV. = 10.9 DEGREES REMARK 500 20 CYS A 8 CA - CB - SG ANGL. DEV. = 6.8 DEGREES REMARK 500 20 CYS A 29 CA - CB - SG ANGL. DEV. = 8.2 DEGREES REMARK 500 20 CYS A 34 CA - CB - SG ANGL. DEV. = 11.4 DEGREES REMARK 500 21 CYS A 29 CA - CB - SG ANGL. DEV. = 7.4 DEGREES REMARK 500 21 CYS A 34 CA - CB - SG ANGL. DEV. = 10.6 DEGREES REMARK 500 22 CYS A 8 CA - CB - SG ANGL. DEV. = 6.7 DEGREES REMARK 500 22 CYS A 29 CA - CB - SG ANGL. DEV. = 7.7 DEGREES REMARK 500 22 CYS A 34 CA - CB - SG ANGL. DEV. = 11.2 DEGREES REMARK 500 23 CYS A 29 CA - CB - SG ANGL. DEV. = 6.9 DEGREES REMARK 500 23 CYS A 34 CA - CB - SG ANGL. DEV. = 13.3 DEGREES REMARK 500 24 CYS A 34 CA - CB - SG ANGL. DEV. = 12.3 DEGREES REMARK 500 24 CYS A 36 CA - CB - SG ANGL. DEV. = 8.8 DEGREES REMARK 500 25 CYS A 29 CA - CB - SG ANGL. DEV. = 6.7 DEGREES REMARK 500 25 CYS A 34 CA - CB - SG ANGL. DEV. = 12.8 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 7 107.66 -41.04 REMARK 500 1 ALA A 10 155.91 176.25 REMARK 500 1 ASN A 31 -82.37 66.04 REMARK 500 1 ASN A 32 43.29 -157.90 REMARK 500 2 ALA A 10 154.17 178.97 REMARK 500 2 ASN A 31 -82.64 64.43 REMARK 500 2 ASN A 32 43.89 -163.63 REMARK 500 3 VAL A 21 -71.34 -68.65 REMARK 500 3 ASN A 31 -93.05 67.58 REMARK 500 3 ASN A 32 58.51 -154.95 REMARK 500 3 CYS A 36 -129.65 -84.35 REMARK 500 4 ASN A 31 -79.69 65.64 REMARK 500 4 ASN A 32 43.08 -159.31 REMARK 500 5 ASN A 31 -75.58 73.27 REMARK 500 5 ASN A 32 46.94 -168.48 REMARK 500 6 LYS A 7 104.29 -52.22 REMARK 500 6 ASN A 31 -85.31 73.88 REMARK 500 6 ASN A 32 46.19 -152.73 REMARK 500 7 LYS A 7 102.20 -53.60 REMARK 500 7 ALA A 10 156.41 173.54 REMARK 500 7 ASN A 31 -89.45 68.71 REMARK 500 7 ASN A 32 55.28 -161.27 REMARK 500 8 ALA A 10 165.12 174.08 REMARK 500 8 ASN A 31 -77.62 69.40 REMARK 500 8 ASN A 32 39.11 -153.95 REMARK 500 8 CYS A 36 -154.99 -91.15 REMARK 500 9 LYS A 7 101.83 -43.84 REMARK 500 9 ALA A 10 166.24 176.24 REMARK 500 9 ASN A 31 -78.13 66.03 REMARK 500 9 ASN A 32 44.43 -165.26 REMARK 500 10 THR A 22 -49.15 -151.60 REMARK 500 10 ASN A 31 -84.96 70.84 REMARK 500 10 ASN A 32 56.36 -162.34 REMARK 500 11 LYS A 7 101.48 -49.53 REMARK 500 11 ASN A 31 -93.43 61.68 REMARK 500 11 ASN A 32 55.37 -153.35 REMARK 500 12 LYS A 7 106.31 -37.70 REMARK 500 12 ALA A 10 166.43 178.51 REMARK 500 12 ASN A 31 -78.91 69.04 REMARK 500 12 ASN A 32 44.86 -166.63 REMARK 500 13 LYS A 7 106.70 -55.67 REMARK 500 13 ASN A 31 -92.37 63.32 REMARK 500 13 ASN A 32 55.18 -147.68 REMARK 500 14 LYS A 7 95.63 -65.55 REMARK 500 14 ASN A 31 -92.75 68.50 REMARK 500 14 ASN A 32 57.05 -154.46 REMARK 500 15 TRP A 15 -71.43 -60.56 REMARK 500 15 ASN A 31 -88.22 72.27 REMARK 500 15 ASN A 32 52.81 -159.06 REMARK 500 16 LYS A 7 95.41 -61.90 REMARK 500 16 ASN A 31 -93.40 68.86 REMARK 500 16 ASN A 32 52.03 -153.80 REMARK 500 17 LYS A 7 106.31 -37.70 REMARK 500 17 ALA A 10 166.43 178.51 REMARK 500 17 ASN A 31 -78.91 69.04 REMARK 500 17 ASN A 32 44.86 -166.63 REMARK 500 18 ASN A 31 -89.32 63.46 REMARK 500 18 ASN A 32 53.65 -153.25 REMARK 500 19 LYS A 7 96.01 -66.16 REMARK 500 19 THR A 22 25.34 -140.64 REMARK 500 19 ASN A 31 -94.94 57.65 REMARK 500 20 LYS A 7 105.91 -54.72 REMARK 500 20 ASN A 31 -83.30 71.48 REMARK 500 20 ASN A 32 55.58 -162.35 REMARK 500 21 LYS A 7 94.24 -65.26 REMARK 500 21 ASN A 31 -89.77 62.95 REMARK 500 21 ASN A 32 56.22 -150.28 REMARK 500 22 ASN A 31 -91.26 64.08 REMARK 500 22 ASN A 32 62.92 -155.42 REMARK 500 23 LYS A 7 101.20 -58.08 REMARK 500 23 ASN A 31 -90.81 67.22 REMARK 500 23 ASN A 32 53.83 -156.16 REMARK 500 24 GLU A 13 -59.44 -20.97 REMARK 500 24 ASN A 31 -89.90 67.68 REMARK 500 24 ASN A 32 58.38 -154.58 REMARK 500 25 ALA A 10 153.05 179.33 REMARK 500 25 ASN A 31 -87.63 63.55 REMARK 500 25 ASN A 32 63.94 -161.02 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ASP A 5 VAL A 6 2 148.79 REMARK 500 GLY A 2 LEU A 3 7 147.43 REMARK 500 CYS A 8 PHE A 9 22 148.07 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 2 TYR A 37 0.12 SIDE_CHAIN REMARK 500 3 TYR A 37 0.09 SIDE_CHAIN REMARK 500 10 TYR A 37 0.09 SIDE_CHAIN REMARK 500 15 TYR A 37 0.07 SIDE_CHAIN REMARK 500 19 ARG A 35 0.13 SIDE_CHAIN REMARK 500 20 ARG A 35 0.14 SIDE_CHAIN REMARK 500 23 ARG A 35 0.08 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL
REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1BIG RELATED DB: PDB REMARK 900 1BIG CONTAINS SCORPION TOXIN BMTX1 REMARK 900 RELATED ID: 2BMT RELATED DB: PDB REMARK 900 2BMT CONTAINS SCORPION TOXIN BMTX2 REMARK 900 RELATED ID: 2CRD RELATED DB: PDB REMARK 900 2CRD CONTAINS CHARYBDOTOXIN REMARK 900 RELATED ID: 1LIR RELATED DB: PDB REMARK 900 1LIR CONTAINS SCORPION TOXIN LQ2
DBREF 1M2S A 1 37 UNP Q9NBG9 SCKM_MESMA 23 59
SEQRES 1 A 37 PHE GLY LEU ILE ASP VAL LYS CYS PHE ALA SER SER GLU SEQRES 2 A 37 CYS TRP THR ALA CYS LYS LYS VAL THR GLY SER GLY GLN SEQRES 3 A 37 GLY LYS CYS GLN ASN ASN GLN CYS ARG CYS TYR
HELIX 1 1 ALA A 10 THR A 22 1 13
SHEET 1 A 2 GLY A 27 GLN A 30 0 SHEET 2 A 2 GLN A 33 CYS A 36 -1 O GLN A 33 N GLN A 30
SSBOND 1 CYS A 8 CYS A 29 1555 1555 2.09 SSBOND 2 CYS A 14 CYS A 34 1555 1555 2.05 SSBOND 3 CYS A 18 CYS A 36 1555 1555 2.06
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