HEADER TOXIN 07-SEP-95 1SXM TITLE SCORPION TOXIN (NOXIUSTOXIN) WITH HIGH AFFINITY FOR VOLTAGE TITLE 2 DEPENDENT POTASSIUM CHANNEL AND LOW AFFINITY FOR CALCIUM TITLE 3 DEPENDENT POTASSIUM CHANNEL (NMR AT 20 DEGREES, PH3.5, 39 TITLE 4 STRUCTURES) COMPND MOL_ID: 1; COMPND 2 MOLECULE: NOXIUSTOXIN; COMPND 3 CHAIN: A SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CENTRUROIDES NOXIUS; SOURCE 3 ORGANISM_COMMON: MEXICAN SCORPION; SOURCE 4 ORGANISM_TAXID: 6878 KEYWDS TOXIN EXPDTA SOLUTION NMR NUMMDL 39 AUTHOR M.DAUPLAIS,B.GILQUIN,L.D.POSSANI,G.GURROLA-BRIONES, AUTHOR 2 C.ROUMESTAND,A.MENEZ REVDAT 2 24-FEB-09 1SXM 1 VERSN REVDAT 1 29-JAN-96 1SXM 0 JRNL AUTH M.DAUPLAIS,B.GILQUIN,L.D.POSSANI,G.GURROLA-BRIONES, JRNL AUTH 2 C.ROUMESTAND,A.MENEZ JRNL TITL DETERMINATION OF THE THREE-DIMENSIONAL SOLUTION JRNL TITL 2 STRUCTURE OF NOXIUSTOXIN: ANALYSIS OF STRUCTURAL JRNL TITL 3 DIFFERENCES WITH RELATED SHORT-CHAIN SCORPION JRNL TITL 4 TOXINS. JRNL REF BIOCHEMISTRY V. 34 16563 1995 JRNL REFN ISSN 0006-2960 JRNL PMID 8527429 JRNL DOI 10.1021/BI00051A004 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: NULL REMARK 4 REMARK 4 1SXM 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) : NULL REMARK 210 PH : NULL REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : NULL REMARK 210 SPECTROMETER FIELD STRENGTH : NULL REMARK 210 SPECTROMETER MODEL : NULL REMARK 210 SPECTROMETER MANUFACTURER : NULL REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : NULL REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : NULL REMARK 210 CONFORMERS, NUMBER SUBMITTED : 39 REMARK 210 CONFORMERS, SELECTION CRITERIA : NULL 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 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 25 CYS A 34 CA - CB - SG ANGL. DEV. = 6.6 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 THR A 8 22.88 -153.39 REMARK 500 1 SER A 9 149.72 -171.96 REMARK 500 1 LEU A 20 -67.39 -93.90 REMARK 500 1 SER A 23 -8.52 -152.99 REMARK 500 1 SER A 24 71.12 -105.42 REMARK 500 1 ASN A 31 -84.61 77.72 REMARK 500 1 TYR A 37 -148.23 -111.61 REMARK 500 2 THR A 8 22.37 -151.03 REMARK 500 2 LEU A 20 -67.11 -93.38 REMARK 500 2 SER A 23 -15.10 -146.42 REMARK 500 2 SER A 24 72.80 -103.43 REMARK 500 2 ASN A 31 -84.60 77.33 REMARK 500 2 TYR A 37 -147.05 -114.34 REMARK 500 3 ASN A 4 71.40 -113.38 REMARK 500 3 THR A 8 22.99 -155.02 REMARK 500 3 SER A 9 148.01 -174.79 REMARK 500 3 LEU A 20 -66.80 -94.04 REMARK 500 3 SER A 23 -14.20 -147.42 REMARK 500 3 SER A 24 72.46 -103.51 REMARK 500 3 ASN A 31 -84.58 77.58 REMARK 500 3 TYR A 37 -147.43 -121.50 REMARK 500 4 THR A 8 26.91 -154.00 REMARK 500 4 SER A 9 148.29 -170.40 REMARK 500 4 LEU A 20 -66.70 -92.74 REMARK 500 4 SER A 23 -11.38 -147.63 REMARK 500 4 SER A 24 69.17 -105.13 REMARK 500 4 ASN A 31 -85.54 78.75 REMARK 500 4 TYR A 37 -160.98 -118.55 REMARK 500 5 ILE A 3 -169.93 -113.56 REMARK 500 5 THR A 8 26.37 -151.92 REMARK 500 5 CYS A 13 -19.01 -144.93 REMARK 500 5 LEU A 20 -67.38 -93.77 REMARK 500 5 SER A 23 -15.39 -146.37 REMARK 500 5 SER A 24 74.74 -102.85 REMARK 500 5 ASN A 31 -84.13 78.43 REMARK 500 5 TYR A 37 -146.23 -113.63 REMARK 500 6 THR A 8 27.85 -154.83 REMARK 500 6 SER A 9 149.14 -171.23 REMARK 500 6 LEU A 20 -66.46 -92.16 REMARK 500 6 SER A 23 -36.59 -141.72 REMARK 500 6 ASN A 31 -84.78 78.58 REMARK 500 6 TYR A 37 -159.72 -122.52 REMARK 500 7 THR A 8 27.27 -154.96 REMARK 500 7 SER A 9 147.32 -172.06 REMARK 500 7 LEU A 20 -66.66 -92.02 REMARK 500 7 SER A 23 -6.96 -148.47 REMARK 500 7 SER A 24 64.46 -107.39 REMARK 500 7 ASN A 31 -84.24 79.05 REMARK 500 7 TYR A 37 -168.05 -114.55 REMARK 500 8 THR A 8 18.86 -148.80 REMARK 500 8 LEU A 20 -67.90 -94.01 REMARK 500 8 SER A 23 -15.39 -145.20 REMARK 500 8 SER A 24 72.66 -105.60 REMARK 500 8 ASN A 31 -84.46 78.60 REMARK 500 8 TYR A 37 -149.18 -119.50 REMARK 500 9 THR A 8 23.12 -154.54 REMARK 500 9 SER A 9 149.39 -173.68 REMARK 500 9 LEU A 20 -66.21 -93.96 REMARK 500 9 SER A 23 -7.92 -153.12 REMARK 500 9 SER A 24 69.70 -104.93 REMARK 500 9 ASN A 31 -85.34 79.12 REMARK 500 10 THR A 8 21.73 -151.63 REMARK 500 10 SER A 9 149.96 -170.15 REMARK 500 10 LEU A 20 -66.68 -92.06 REMARK 500 10 SER A 23 -9.48 -144.95 REMARK 500 10 SER A 24 61.99 -111.31 REMARK 500 10 ASN A 31 -83.65 80.11 REMARK 500 11 THR A 8 26.93 -153.43 REMARK 500 11 SER A 9 148.76 -170.13 REMARK 500 11 LEU A 20 -67.86 -94.90 REMARK 500 11 SER A 23 -34.76 -141.41 REMARK 500 11 ASN A 31 -84.30 78.58 REMARK 500 11 TYR A 37 -146.45 -117.58 REMARK 500 12 LEU A 20 -66.51 -92.39 REMARK 500 12 SER A 23 -8.65 -148.42 REMARK 500 12 SER A 24 67.78 -106.56 REMARK 500 12 ASN A 31 -84.48 78.02 REMARK 500 12 TYR A 37 -161.63 -117.75 REMARK 500 13 THR A 8 27.33 -153.28 REMARK 500 13 SER A 9 149.22 -170.53 REMARK 500 13 CYS A 13 -16.06 -142.58 REMARK 500 13 SER A 23 -15.79 -146.31 REMARK 500 13 SER A 24 74.30 -102.71 REMARK 500 13 ASN A 31 -86.25 81.04 REMARK 500 13 TYR A 37 -147.01 -120.08 REMARK 500 14 THR A 8 22.63 -151.43 REMARK 500 14 SER A 9 148.36 -170.62 REMARK 500 14 LEU A 20 -68.17 -91.30 REMARK 500 14 SER A 24 67.10 -109.57 REMARK 500 14 ASN A 31 -84.48 79.23 REMARK 500 14 TYR A 37 -154.50 -123.35 REMARK 500 15 THR A 8 22.12 -148.83 REMARK 500 15 LEU A 20 -67.01 -93.42 REMARK 500 15 SER A 23 -7.96 -153.20 REMARK 500 15 SER A 24 68.71 -106.21 REMARK 500 15 ASN A 31 -85.73 79.23 REMARK 500 15 TYR A 37 -159.38 -123.83 REMARK 500 16 THR A 8 22.07 -151.49 REMARK 500 16 SER A 9 149.51 -170.06 REMARK 500 16 SER A 23 -6.75 -148.20 REMARK 500 16 SER A 24 77.89 -102.65 REMARK 500 16 ASN A 31 -84.03 77.65 REMARK 500 16 ASN A 38 39.28 81.52 REMARK 500 17 THR A 8 27.34 -155.01 REMARK 500 17 SER A 9 148.54 -171.32 REMARK 500 17 LEU A 20 -67.09 -93.10 REMARK 500 17 SER A 23 -13.38 -146.69 REMARK 500 17 SER A 24 70.18 -104.43 REMARK 500 17 ASN A 31 -14.36 79.36 REMARK 500 17 TYR A 37 -155.86 -112.87 REMARK 500 18 THR A 8 26.02 -153.38 REMARK 500 18 LEU A 20 -66.53 -93.81 REMARK 500 18 SER A 23 -8.43 -153.06 REMARK 500 18 SER A 24 68.78 -106.30 REMARK 500 18 MET A 30 69.14 -110.42 REMARK 500 18 ASN A 31 71.32 -2.90 REMARK 500 18 TYR A 37 -160.72 -122.17 REMARK 500 19 THR A 8 22.85 -151.87 REMARK 500 19 SER A 9 148.01 -171.52 REMARK 500 19 LEU A 20 -64.14 -90.77 REMARK 500 19 SER A 23 -53.01 83.57 REMARK 500 19 SER A 24 71.74 -109.31 REMARK 500 19 ASN A 31 -84.58 77.44 REMARK 500 20 THR A 8 27.28 -153.72 REMARK 500 20 SER A 9 149.16 -170.71 REMARK 500 20 LEU A 20 -61.85 -94.58 REMARK 500 20 SER A 23 -10.50 -148.52 REMARK 500 20 ASN A 31 -84.46 78.41 REMARK 500 20 TYR A 37 -167.92 -116.16 REMARK 500 21 THR A 8 -52.73 -142.05 REMARK 500 21 LEU A 20 -71.13 -96.54 REMARK 500 21 SER A 24 71.78 -104.52 REMARK 500 21 ASN A 31 -79.07 70.41 REMARK 500 21 TYR A 37 -161.42 -107.78 REMARK 500 22 THR A 8 23.27 -154.84 REMARK 500 22 SER A 9 149.56 -173.47 REMARK 500 22 LEU A 20 -66.27 -91.92 REMARK 500 22 SER A 23 -7.13 -147.97 REMARK 500 22 SER A 24 66.60 -108.73 REMARK 500 22 ASN A 31 -83.31 79.44 REMARK 500 22 TYR A 37 -168.00 -117.50 REMARK 500 23 THR A 8 18.64 -148.94 REMARK 500 23 LEU A 20 -66.88 -93.36 REMARK 500 23 SER A 23 -35.22 -141.39 REMARK 500 23 ASN A 31 -83.91 77.92 REMARK 500 23 TYR A 37 -148.36 -113.00 REMARK 500 24 THR A 8 27.30 -155.11 REMARK 500 24 CYS A 13 -18.26 -145.20 REMARK 500 24 LEU A 20 -66.47 -92.91 REMARK 500 24 SER A 23 -11.20 -147.29 REMARK 500 24 SER A 24 70.59 -105.78 REMARK 500 24 ASN A 31 -84.34 78.58 REMARK 500 24 TYR A 37 -157.73 -128.42 REMARK 500 25 THR A 8 25.19 -154.94 REMARK 500 25 LEU A 20 -66.51 -92.83 REMARK 500 25 SER A 23 -14.01 -146.76 REMARK 500 25 SER A 24 70.10 -104.56 REMARK 500 25 MET A 30 73.39 -105.46 REMARK 500 25 ASN A 31 68.28 -0.76 REMARK 500 25 TYR A 37 -149.70 -123.63 REMARK 500 26 THR A 8 22.29 -152.42 REMARK 500 26 SER A 23 -11.45 -147.31 REMARK 500 26 SER A 24 69.51 -105.26 REMARK 500 26 ASN A 31 -85.64 81.67 REMARK 500 26 TYR A 37 -158.98 -120.60 REMARK 500 27 THR A 8 25.91 -152.14 REMARK 500 27 LEU A 20 -65.92 -93.54 REMARK 500 27 SER A 23 -5.87 -146.68 REMARK 500 27 SER A 24 73.24 -102.22 REMARK 500 27 ASN A 31 -84.66 78.32 REMARK 500 28 THR A 8 26.73 -152.88 REMARK 500 28 SER A 9 148.39 -170.18 REMARK 500 28 LEU A 20 -71.79 -98.80 REMARK 500 28 TYR A 21 40.48 -105.82 REMARK 500 28 SER A 23 -61.48 -154.95 REMARK 500 28 ASN A 31 -84.35 78.08 REMARK 500 29 THR A 8 26.02 -153.79 REMARK 500 29 LEU A 20 -65.65 -92.39 REMARK 500 29 SER A 23 -7.53 -152.93 REMARK 500 29 SER A 24 68.02 -107.20 REMARK 500 29 ASN A 31 -85.17 79.72 REMARK 500 29 TYR A 37 -158.78 -124.54 REMARK 500 30 ASN A 4 73.89 -119.81 REMARK 500 30 THR A 8 18.73 -149.08 REMARK 500 30 LEU A 20 -69.05 -94.97 REMARK 500 30 SER A 24 64.08 -108.65 REMARK 500 30 ASN A 31 -85.20 78.54 REMARK 500 30 TYR A 37 -163.68 -126.10 REMARK 500 31 LEU A 20 -66.63 -92.78 REMARK 500 31 SER A 23 -6.29 -148.10 REMARK 500 31 SER A 24 63.81 -107.02 REMARK 500 31 ALA A 27 98.90 84.97 REMARK 500 31 MET A 30 72.17 -109.34 REMARK 500 31 ASN A 31 72.33 -5.39 REMARK 500 32 THR A 8 26.25 -155.00 REMARK 500 32 SER A 9 149.87 -173.63 REMARK 500 32 CYS A 13 -19.63 -148.12 REMARK 500 32 LEU A 20 -66.48 -92.85 REMARK 500 32 SER A 23 -10.63 -146.52 REMARK 500 32 SER A 24 69.49 -107.07 REMARK 500 32 ASN A 31 -85.25 79.33 REMARK 500 32 TYR A 37 -160.73 -108.36 REMARK 500 33 THR A 8 22.37 -151.77 REMARK 500 33 SER A 9 149.23 -171.09 REMARK 500 33 LEU A 20 -71.33 -98.69 REMARK 500 33 TYR A 21 42.43 -106.42 REMARK 500 33 SER A 23 -61.37 -168.06 REMARK 500 33 ASN A 31 -78.06 68.66 REMARK 500 34 THR A 8 -53.36 -154.93 REMARK 500 34 LEU A 20 -67.35 -95.11 REMARK 500 34 SER A 23 -8.59 -148.46 REMARK 500 34 SER A 24 63.59 -108.25 REMARK 500 34 ASN A 31 -80.80 69.99 REMARK 500 34 TYR A 37 -165.77 -123.74 REMARK 500 35 THR A 8 19.50 -149.64 REMARK 500 35 LEU A 20 -66.65 -93.70 REMARK 500 35 SER A 23 -8.67 -147.66 REMARK 500 35 SER A 24 68.00 -107.13 REMARK 500 35 ASN A 31 -85.20 77.26 REMARK 500 35 TYR A 37 -165.27 -123.01 REMARK 500 36 THR A 8 22.60 -151.80 REMARK 500 36 LEU A 20 -73.64 -99.46 REMARK 500 36 TYR A 21 45.61 -103.58 REMARK 500 36 SER A 23 -47.26 175.62 REMARK 500 36 ASN A 31 -86.39 79.17 REMARK 500 36 TYR A 37 -158.64 -123.00 REMARK 500 37 THR A 8 24.93 -154.33 REMARK 500 37 CYS A 13 -21.43 -147.46 REMARK 500 37 LEU A 20 -66.63 -94.22 REMARK 500 37 SER A 23 -7.43 -153.56 REMARK 500 37 SER A 24 70.93 -108.68 REMARK 500 37 ASN A 31 64.93 1.32 REMARK 500 37 TYR A 37 -149.39 -112.11 REMARK 500 38 SER A 23 -9.69 -147.51 REMARK 500 38 SER A 24 69.92 -106.19 REMARK 500 38 ASN A 31 -86.29 80.39 REMARK 500 38 TYR A 37 -163.31 -125.18 REMARK 500 39 LYS A 6 121.39 82.14 REMARK 500 39 THR A 8 24.23 -152.71 REMARK 500 39 LEU A 20 -66.65 -92.64 REMARK 500 39 SER A 23 -9.61 -147.51 REMARK 500 39 SER A 24 69.00 -105.79 REMARK 500 39 ASN A 31 -7.25 76.15 REMARK 500 39 TYR A 37 -165.59 -115.19 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 40 DBREF 1SXM A 1 39 UNP P08815 SCKN1_CENNO 1 39 SEQADV 1SXM TYR A 21 UNP P08815 THR 21 CONFLICT SEQRES 1 A 40 THR ILE ILE ASN VAL LYS CYS THR SER PRO LYS GLN CYS SEQRES 2 A 40 SER LYS PRO CYS LYS GLU LEU TYR GLY SER SER ALA GLY SEQRES 3 A 40 ALA LYS CYS MET ASN GLY LYS CYS LYS CYS TYR ASN ASN SEQRES 4 A 40 NH2 HET NH2 A 40 3 HETNAM NH2 AMINO GROUP FORMUL 1 NH2 H2 N HELIX 1 1 PRO A 16 LEU A 20 1 5 SHEET 1 A 2 ALA A 27 MET A 30 0 SHEET 2 A 2 LYS A 33 CYS A 36 -1 N LYS A 35 O LYS A 28 SSBOND 1 CYS A 7 CYS A 29 1555 1555 2.03 SSBOND 2 CYS A 13 CYS A 34 1555 1555 2.02 SSBOND 3 CYS A 17 CYS A 36 1555 1555 2.01 LINK C ASN A 39 N NH2 A 40 1555 1555 1.37 SITE 1 AC1 1 ASN A 39 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 ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL MASTER 329 0 1 1 2 0 1 6 0 0 0 4 END