HEADER TOXIN 04-DEC-00 1HLY TITLE SOLUTION STRUCTURE OF HONGOTOXIN 1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: HONGOTOXIN 1; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CENTRUROIDES LIMBATUS; SOURCE 3 ORGANISM_TAXID: 244936; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PG9HGTX1-A19C KEYWDS SCORPION, TOXIN, CENTRUROIDES LIMBATUS HGTX1, POTASSIUM CHANNEL EXPDTA SOLUTION NMR NUMMDL 25 AUTHOR B.PRAGL,A.KOSCHAK,M.TRIEB,G.OBERMAIR,W.A.KAUFMANN,U.GERSTER,E.BLANC, AUTHOR 2 C.HAHN,H.PRINZ,G.SCHUTZ,H.DARBON,H.J.GRUBER,H.G.KNAUS REVDAT 3 23-FEB-22 1HLY 1 REMARK REVDAT 2 24-FEB-09 1HLY 1 VERSN REVDAT 1 30-SEP-03 1HLY 0 JRNL AUTH B.PRAGL,A.KOSCHAK,M.TRIEB,G.OBERMAIR,W.A.KAUFMANN,U.GERSTER, JRNL AUTH 2 E.BLANC,C.HAHN,H.PRINZ,G.SCHUTZ,H.DARBON,H.J.GRUBER, JRNL AUTH 3 H.G.KNAUS JRNL TITL SYNTHESIS, CHARACTERIZATION, AND APPLICATION OF CY-DYE- AND JRNL TITL 2 ALEXA-DYE-LABELED HONGOTOXIN(1) ANALOGUES. THE FIRST HIGH JRNL TITL 3 AFFINITY FLUORESCENCE PROBES FOR VOLTAGE-GATED K+ CHANNELS. JRNL REF BIOCONJUG.CHEM. V. 13 416 2002 JRNL REFN ISSN 1043-1802 JRNL PMID 12009929 JRNL DOI 10.1021/BC015543S REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : DIANA, X-PLOR REMARK 3 AUTHORS : BRUNGER (X-PLOR) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1HLY COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-DEC-00. REMARK 100 THE DEPOSITION ID IS D_1000012440. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 300 REMARK 210 PH : 3.0 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : FOUR MILLIGRAMS OF HGTX1 WERE REMARK 210 DISSOLVED IN 0.5 ML MIXTURE OF REMARK 210 H2O AND D2O IN A 9:1 RATIO (V/V) REMARK 210 . THE PH VALUE OF THE HGTX1 REMARK 210 SOLUTION WAS 3.0 UNCORRECTED FOR REMARK 210 ISOTOPE EFFECTS. AMIDE PROTON REMARK 210 EXCHANGE RATE WAS DETERMINED REMARK 210 AFTER LYOPHILIZATION AND REMARK 210 DISSOLUTION IN 100% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D NOESY; DQF-COSY; 2D-TOCSY REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : ENERGY MINIMIZATION REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 25 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 25 REMARK 210 CONFORMERS, SELECTION CRITERIA : ALL CALCULATED STRUCTURES REMARK 210 SUBMITTED 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 OD2 ASP A 4 HZ1 LYS A 33 1.51 REMARK 500 OD1 ASP A 4 HZ2 LYS A 6 1.58 REMARK 500 REMARK 500 REMARK: NULL 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 2 CYS A 13 CA - CB - SG ANGL. DEV. = 7.0 DEGREES REMARK 500 2 CYS A 34 CA - CB - SG ANGL. DEV. = 7.7 DEGREES REMARK 500 5 ARG A 24 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES REMARK 500 6 CYS A 34 CA - CB - SG ANGL. DEV. = 8.0 DEGREES REMARK 500 7 ARG A 24 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 7 CYS A 34 CA - CB - SG ANGL. DEV. = 7.7 DEGREES REMARK 500 8 TYR A 37 CB - CG - CD2 ANGL. DEV. = -4.1 DEGREES REMARK 500 8 TYR A 37 CB - CG - CD1 ANGL. DEV. = 3.8 DEGREES REMARK 500 10 ARG A 24 NE - CZ - NH1 ANGL. DEV. = 4.2 DEGREES REMARK 500 11 ARG A 24 NE - CZ - NH1 ANGL. DEV. = 4.2 DEGREES REMARK 500 12 ARG A 24 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 12 ARG A 24 NE - CZ - NH2 ANGL. DEV. = -3.1 DEGREES REMARK 500 12 CYS A 34 CA - CB - SG ANGL. DEV. = 8.8 DEGREES REMARK 500 16 ARG A 24 NE - CZ - NH1 ANGL. DEV. = 3.8 DEGREES REMARK 500 21 CYS A 34 CA - CB - SG ANGL. DEV. = 9.5 DEGREES REMARK 500 23 ARG A 24 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 23 ARG A 24 NE - CZ - NH2 ANGL. DEV. = -3.6 DEGREES REMARK 500 24 CYS A 34 CA - CB - SG ANGL. DEV. = 8.2 DEGREES REMARK 500 25 ARG A 24 NE - CZ - NH1 ANGL. DEV. = 4.2 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 ASP A 4 49.16 -91.27 REMARK 500 2 ASP A 4 45.87 -92.72 REMARK 500 2 LYS A 35 78.22 -152.68 REMARK 500 3 ASP A 4 46.46 -90.14 REMARK 500 3 ALA A 19 -74.65 -72.76 REMARK 500 3 LYS A 35 82.25 -150.82 REMARK 500 3 PRO A 38 45.30 -84.24 REMARK 500 4 ILE A 3 -143.33 -100.86 REMARK 500 5 ASP A 4 42.46 -91.90 REMARK 500 5 ALA A 25 152.18 -39.57 REMARK 500 6 ASP A 4 41.90 -89.64 REMARK 500 6 ALA A 25 156.38 -46.76 REMARK 500 7 ASP A 4 51.31 -93.71 REMARK 500 7 GLN A 20 -27.79 -164.08 REMARK 500 7 ALA A 25 151.46 -45.40 REMARK 500 8 ILE A 3 -149.24 -102.81 REMARK 500 8 ASP A 4 37.37 -142.38 REMARK 500 8 SER A 9 146.35 -177.55 REMARK 500 9 ASP A 4 47.36 -93.61 REMARK 500 9 GLN A 20 -27.96 -164.40 REMARK 500 10 ASP A 4 45.40 -91.41 REMARK 500 10 PRO A 38 42.19 -83.64 REMARK 500 11 ASP A 4 45.40 -91.41 REMARK 500 11 PRO A 38 42.19 -83.64 REMARK 500 12 ASP A 4 50.11 -99.23 REMARK 500 13 ASP A 4 52.01 -97.27 REMARK 500 13 GLN A 20 -26.55 -156.26 REMARK 500 14 ASP A 4 44.05 -88.51 REMARK 500 14 PRO A 38 91.71 -68.44 REMARK 500 15 ILE A 3 -146.26 -104.53 REMARK 500 15 ALA A 19 -70.89 -72.21 REMARK 500 16 ASP A 4 42.06 -92.85 REMARK 500 16 GLN A 20 -30.05 -163.05 REMARK 500 16 PRO A 38 38.71 -87.34 REMARK 500 17 ASP A 4 50.85 -93.23 REMARK 500 17 GLN A 20 -12.71 -150.63 REMARK 500 18 ASP A 4 41.60 -88.61 REMARK 500 19 ASP A 4 39.03 -88.85 REMARK 500 19 LYS A 18 21.24 -72.92 REMARK 500 19 ALA A 25 143.89 -39.48 REMARK 500 20 ASP A 4 65.23 -110.44 REMARK 500 21 ILE A 3 -155.65 -106.72 REMARK 500 22 ASP A 4 48.28 -93.38 REMARK 500 23 ILE A 3 -149.56 -103.55 REMARK 500 23 GLN A 20 -11.50 -152.10 REMARK 500 24 ASP A 4 45.56 -91.52 REMARK 500 24 LYS A 18 22.04 -72.69 REMARK 500 24 ALA A 19 -76.76 -71.59 REMARK 500 25 ASP A 4 54.01 -94.59 REMARK 500 25 PRO A 38 33.82 -87.08 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 PHE A 21 GLY A 22 9 149.35 REMARK 500 PHE A 21 GLY A 22 10 138.12 REMARK 500 PHE A 21 GLY A 22 11 138.12 REMARK 500 THR A 8 SER A 9 15 -149.81 REMARK 500 ALA A 27 LYS A 28 22 143.52 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 24 0.21 SIDE CHAIN REMARK 500 2 ARG A 24 0.16 SIDE CHAIN REMARK 500 4 ARG A 24 0.15 SIDE CHAIN REMARK 500 6 ARG A 24 0.10 SIDE CHAIN REMARK 500 8 ARG A 24 0.21 SIDE CHAIN REMARK 500 9 ARG A 24 0.20 SIDE CHAIN REMARK 500 10 ARG A 24 0.16 SIDE CHAIN REMARK 500 11 ARG A 24 0.16 SIDE CHAIN REMARK 500 14 ARG A 24 0.07 SIDE CHAIN REMARK 500 16 ARG A 24 0.16 SIDE CHAIN REMARK 500 17 ARG A 24 0.18 SIDE CHAIN REMARK 500 18 ARG A 24 0.07 SIDE CHAIN REMARK 500 19 ARG A 24 0.17 SIDE CHAIN REMARK 500 20 ARG A 24 0.11 SIDE CHAIN REMARK 500 24 ARG A 24 0.15 SIDE CHAIN REMARK 500 25 ARG A 24 0.17 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL DBREF 1HLY A 1 39 UNP P59847 SCK1_CENLM 1 39 SEQRES 1 A 39 THR VAL ILE ASP VAL LYS CYS THR SER PRO LYS GLN CYS SEQRES 2 A 39 LEU PRO PRO CYS LYS ALA GLN PHE GLY ILE ARG ALA GLY SEQRES 3 A 39 ALA LYS CYS MET ASN GLY LYS CYS LYS CYS TYR PRO HIS HELIX 1 1 PRO A 10 GLN A 12 5 3 HELIX 2 2 CYS A 13 PHE A 21 1 9 SHEET 1 A 2 GLY A 26 MET A 30 0 SHEET 2 A 2 LYS A 33 TYR A 37 -1 N LYS A 33 O MET A 30 SSBOND 1 CYS A 7 CYS A 29 1555 1555 2.03 SSBOND 2 CYS A 13 CYS A 34 1555 1555 2.01 SSBOND 3 CYS A 17 CYS A 36 1555 1555 2.02 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