HEADER NEUROTOXIN 20-JUL-96 1TXB TITLE SOLUTION NMR STRUCTURE OF TOXIN B, A LONG NEUROTOXIN FROM THE VENOM OF TITLE 2 THE KING COBRA, 10 STRUCTURES COMPND MOL_ID: 1; COMPND 2 MOLECULE: TOXIN B; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: LONG NEUROTOXIN SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: OPHIOPHAGUS HANNAH; SOURCE 3 ORGANISM_COMMON: KING COBRA; SOURCE 4 ORGANISM_TAXID: 8665 KEYWDS VENOM, NEUROTOXIN, MULTIGENE FAMILY, TOXIN B EXPDTA SOLUTION NMR NUMMDL 10 AUTHOR S.-S.PENG,T.K.S.KUMAR,G.JAYARAMAN,C.-C.CHANG,C.YU REVDAT 5 30-OCT-24 1TXB 1 REMARK REVDAT 4 29-NOV-17 1TXB 1 REMARK HELIX REVDAT 3 24-FEB-09 1TXB 1 VERSN REVDAT 2 01-APR-03 1TXB 1 JRNL REVDAT 1 15-OCT-97 1TXB 0 JRNL AUTH S.S.PENG,T.K.KUMAR,G.JAYARAMAN,C.C.CHANG,C.YU JRNL TITL SOLUTION STRUCTURE OF TOXIN B, A LONG NEUROTOXIN FROM THE JRNL TITL 2 VENOM OF THE KING COBRA (OPHIOPHAGUS HANNAH). JRNL REF J.BIOL.CHEM. V. 272 7817 1997 JRNL REFN ISSN 0021-9258 JRNL PMID 9065446 JRNL DOI 10.1074/JBC.272.12.7817 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1TXB COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000176877. 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 : 10 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 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: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 1 HIS A 73 CG HIS A 73 CD2 0.059 REMARK 500 1 HIS A 73 C HIS A 73 O 1.946 REMARK 500 1 HIS A 73 C HIS A 73 OXT 1.285 REMARK 500 2 HIS A 73 CG HIS A 73 CD2 0.069 REMARK 500 2 HIS A 73 C HIS A 73 O 1.500 REMARK 500 2 HIS A 73 C HIS A 73 OXT 1.194 REMARK 500 3 HIS A 73 CG HIS A 73 CD2 0.060 REMARK 500 3 HIS A 73 C HIS A 73 O 2.397 REMARK 500 3 HIS A 73 C HIS A 73 OXT 1.332 REMARK 500 4 HIS A 73 CG HIS A 73 CD2 0.069 REMARK 500 4 HIS A 73 C HIS A 73 O 2.030 REMARK 500 4 HIS A 73 C HIS A 73 OXT 1.451 REMARK 500 5 HIS A 73 CG HIS A 73 CD2 0.074 REMARK 500 5 HIS A 73 C HIS A 73 O 1.354 REMARK 500 5 HIS A 73 C HIS A 73 OXT 1.568 REMARK 500 6 HIS A 73 CG HIS A 73 CD2 0.064 REMARK 500 6 HIS A 73 C HIS A 73 O 2.280 REMARK 500 6 HIS A 73 C HIS A 73 OXT 1.299 REMARK 500 7 HIS A 73 CG HIS A 73 CD2 0.081 REMARK 500 7 HIS A 73 C HIS A 73 O 1.409 REMARK 500 7 HIS A 73 C HIS A 73 OXT 2.009 REMARK 500 8 HIS A 73 CG HIS A 73 CD2 0.070 REMARK 500 8 HIS A 73 C HIS A 73 O 1.261 REMARK 500 8 HIS A 73 C HIS A 73 OXT 1.155 REMARK 500 9 HIS A 73 CG HIS A 73 CD2 0.069 REMARK 500 9 HIS A 73 C HIS A 73 O 1.500 REMARK 500 9 HIS A 73 C HIS A 73 OXT 1.194 REMARK 500 10 HIS A 73 CG HIS A 73 CD2 0.069 REMARK 500 10 HIS A 73 C HIS A 73 O 2.030 REMARK 500 10 HIS A 73 C HIS A 73 OXT 1.451 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 1 HIS A 73 CA - C - O ANGL. DEV. = -28.8 DEGREES REMARK 500 2 HIS A 73 CA - C - O ANGL. DEV. = -31.9 DEGREES REMARK 500 3 ARG A 37 NE - CZ - NH2 ANGL. DEV. = -3.7 DEGREES REMARK 500 3 HIS A 73 CA - C - O ANGL. DEV. = -23.8 DEGREES REMARK 500 4 ASP A 54 CB - CG - OD1 ANGL. DEV. = 6.3 DEGREES REMARK 500 4 CYS A 58 CA - CB - SG ANGL. DEV. = 6.7 DEGREES REMARK 500 4 HIS A 73 CB - CA - C ANGL. DEV. = 12.0 DEGREES REMARK 500 4 HIS A 73 CA - C - O ANGL. DEV. = -34.0 DEGREES REMARK 500 5 ARG A 37 NE - CZ - NH2 ANGL. DEV. = -3.0 DEGREES REMARK 500 5 ARG A 71 NE - CZ - NH1 ANGL. DEV. = -3.4 DEGREES REMARK 500 7 TYR A 4 CB - CG - CD1 ANGL. DEV. = -3.9 DEGREES REMARK 500 8 HIS A 73 CA - C - O ANGL. DEV. = -19.1 DEGREES REMARK 500 9 HIS A 73 CA - C - O ANGL. DEV. = -31.9 DEGREES REMARK 500 10 ASP A 54 CB - CG - OD1 ANGL. DEV. = 6.3 DEGREES REMARK 500 10 CYS A 58 CA - CB - SG ANGL. DEV. = 6.7 DEGREES REMARK 500 10 HIS A 73 CB - CA - C ANGL. DEV. = 12.0 DEGREES REMARK 500 10 HIS A 73 CA - C - O ANGL. DEV. = -34.0 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 2 -144.11 -133.57 REMARK 500 1 TYR A 4 -154.13 48.98 REMARK 500 1 VAL A 5 12.20 -165.24 REMARK 500 1 ALA A 9 -67.80 -140.78 REMARK 500 1 CYS A 14 82.82 61.63 REMARK 500 1 PRO A 15 -158.80 -72.00 REMARK 500 1 GLN A 18 14.71 55.18 REMARK 500 1 ASP A 19 -104.40 -119.03 REMARK 500 1 THR A 25 -90.42 -151.88 REMARK 500 1 TRP A 26 -55.16 171.92 REMARK 500 1 SER A 32 50.08 -146.21 REMARK 500 1 SER A 33 -3.91 -57.57 REMARK 500 1 LYS A 36 -56.06 -147.92 REMARK 500 1 ALA A 43 118.73 67.95 REMARK 500 1 ALA A 44 18.03 -161.15 REMARK 500 1 THR A 45 115.15 60.22 REMARK 500 1 LYS A 48 67.09 -118.50 REMARK 500 1 VAL A 49 -37.80 -170.35 REMARK 500 1 THR A 60 -119.01 177.22 REMARK 500 1 ASP A 61 -61.03 -141.86 REMARK 500 1 CYS A 63 -142.45 53.60 REMARK 500 1 TRP A 69 -37.70 -134.06 REMARK 500 1 ARG A 71 -139.35 -148.33 REMARK 500 2 LYS A 2 -132.43 -86.46 REMARK 500 2 CYS A 3 -151.92 -103.06 REMARK 500 2 TYR A 4 75.42 129.24 REMARK 500 2 ASP A 8 35.90 -145.80 REMARK 500 2 ALA A 9 -156.99 -145.41 REMARK 500 2 THR A 10 -96.72 -105.85 REMARK 500 2 SER A 11 -99.43 -158.91 REMARK 500 2 THR A 13 -108.29 -141.02 REMARK 500 2 CYS A 14 95.79 29.65 REMARK 500 2 PRO A 15 -148.73 -71.24 REMARK 500 2 TRP A 26 -39.57 -150.73 REMARK 500 2 ARG A 37 -71.38 -112.11 REMARK 500 2 LEU A 40 -101.22 -144.76 REMARK 500 2 VAL A 49 43.47 -156.20 REMARK 500 2 PRO A 51 -97.33 -73.97 REMARK 500 2 SER A 59 -110.35 -83.04 REMARK 500 2 THR A 60 -149.88 55.99 REMARK 500 2 ASP A 61 11.34 -144.90 REMARK 500 2 ASN A 62 -61.25 -150.06 REMARK 500 2 CYS A 63 -108.02 58.03 REMARK 500 2 ASN A 64 89.38 46.64 REMARK 500 2 PHE A 66 60.40 -115.00 REMARK 500 2 LYS A 70 -53.81 -125.58 REMARK 500 2 ARG A 71 -128.72 -152.70 REMARK 500 3 LYS A 2 -116.68 -129.58 REMARK 500 3 CYS A 3 -120.30 -114.91 REMARK 500 3 TYR A 4 95.96 82.09 REMARK 500 REMARK 500 THIS ENTRY HAS 258 RAMACHANDRAN OUTLIERS. 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 34 0.12 SIDE CHAIN REMARK 500 1 ARG A 37 0.26 SIDE CHAIN REMARK 500 1 ARG A 71 0.31 SIDE CHAIN REMARK 500 2 ARG A 37 0.25 SIDE CHAIN REMARK 500 2 ARG A 71 0.21 SIDE CHAIN REMARK 500 3 TYR A 4 0.11 SIDE CHAIN REMARK 500 3 ARG A 34 0.31 SIDE CHAIN REMARK 500 3 ARG A 37 0.30 SIDE CHAIN REMARK 500 3 ARG A 71 0.27 SIDE CHAIN REMARK 500 4 ARG A 34 0.25 SIDE CHAIN REMARK 500 4 ARG A 37 0.32 SIDE CHAIN REMARK 500 5 ARG A 34 0.28 SIDE CHAIN REMARK 500 5 ARG A 37 0.28 SIDE CHAIN REMARK 500 5 ARG A 71 0.15 SIDE CHAIN REMARK 500 6 ARG A 37 0.28 SIDE CHAIN REMARK 500 7 TYR A 22 0.09 SIDE CHAIN REMARK 500 7 ARG A 34 0.24 SIDE CHAIN REMARK 500 7 ARG A 37 0.28 SIDE CHAIN REMARK 500 7 ARG A 71 0.12 SIDE CHAIN REMARK 500 8 ARG A 34 0.24 SIDE CHAIN REMARK 500 8 ARG A 37 0.10 SIDE CHAIN REMARK 500 8 ARG A 71 0.14 SIDE CHAIN REMARK 500 9 ARG A 37 0.25 SIDE CHAIN REMARK 500 9 ARG A 71 0.21 SIDE CHAIN REMARK 500 10 ARG A 34 0.25 SIDE CHAIN REMARK 500 10 ARG A 37 0.32 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1TXA RELATED DB: PDB DBREF 1TXB A 1 73 UNP P01386 NXL2_OPHHA 1 73 SEQRES 1 A 73 THR LYS CYS TYR VAL THR PRO ASP ALA THR SER GLN THR SEQRES 2 A 73 CYS PRO ASP GLY GLN ASP ILE CYS TYR THR LYS THR TRP SEQRES 3 A 73 CYS ASP GLY PHE CYS SER SER ARG GLY LYS ARG ILE ASP SEQRES 4 A 73 LEU GLY CYS ALA ALA THR CYS PRO LYS VAL LYS PRO GLY SEQRES 5 A 73 VAL ASP ILE LYS CYS CYS SER THR ASP ASN CYS ASN PRO SEQRES 6 A 73 PHE PRO THR TRP LYS ARG LYS HIS HELIX 1 1 PHE A 30 ARG A 34 1NASCENT HELIX 5 SHEET 1 1 2 CYS A 3 TYR A 4 0 SHEET 2 1 2 GLN A 12 THR A 13 -1 SHEET 1 2 3 ILE A 38 ALA A 44 0 SHEET 2 2 3 ILE A 20 THR A 25 -1 SHEET 3 2 3 ASP A 54 SER A 59 -1 SSBOND 1 CYS A 3 CYS A 21 1555 1555 2.03 SSBOND 2 CYS A 14 CYS A 42 1555 1555 2.03 SSBOND 3 CYS A 27 CYS A 31 1555 1555 2.04 SSBOND 4 CYS A 46 CYS A 57 1555 1555 2.02 SSBOND 5 CYS A 58 CYS A 63 1555 1555 2.03 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